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WO2017157022A1 - Système de commande de pilotage de groupement de feux pour système de commande de passage de police électronique intelligente - Google Patents

Système de commande de pilotage de groupement de feux pour système de commande de passage de police électronique intelligente Download PDF

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Publication number
WO2017157022A1
WO2017157022A1 PCT/CN2016/103928 CN2016103928W WO2017157022A1 WO 2017157022 A1 WO2017157022 A1 WO 2017157022A1 CN 2016103928 W CN2016103928 W CN 2016103928W WO 2017157022 A1 WO2017157022 A1 WO 2017157022A1
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WIPO (PCT)
Prior art keywords
ground traffic
traffic signal
signal
horizontal ground
light
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Ceased
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PCT/CN2016/103928
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English (en)
Chinese (zh)
Inventor
苏晓峰
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Shenzhen Yijie Innovative Technology Co Ltd
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Shenzhen Yijie Innovative Technology Co Ltd
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Priority claimed from CN201610154537.2A external-priority patent/CN106683428A/zh
Application filed by Shenzhen Yijie Innovative Technology Co Ltd filed Critical Shenzhen Yijie Innovative Technology Co Ltd
Publication of WO2017157022A1 publication Critical patent/WO2017157022A1/fr
Anticipated expiration legal-status Critical
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights

Definitions

  • the present application relates to the field of traffic electronic technology, and particularly relates to an intersection traffic signal array driving control system, which can be applied to an intelligent electronic police (such as an intelligent electronic police traffic control system) or other related systems.
  • an intelligent electronic police such as an intelligent electronic police traffic control system
  • the embodiment of the present application provides an intersection traffic signal array driving control system.
  • a first aspect of the present application provides a road traffic signal driving system including an intersection traffic light array and an array driver for driving the intersection traffic light array, the intersection traffic light array being connected to the array driver, the intersection
  • the traffic signal array includes Nxi horizontal ground traffic signal groups; the Nxi horizontal ground traffic signal group includes a lateral ground traffic signal group pxi disposed at an intersection security line position of the entrance lane xi of the plane intersection, the Nxi lateral grounds
  • the traffic signal light group further includes a lateral ground traffic signal group qxi disposed at a parking line position of the entrance lane xi; the Nxi is an integer greater than 1; each horizontal ground traffic signal in the Nxi horizontal ground traffic signal group
  • the group includes at least one signal lamp; some or all of the lateral ground traffic signal group i have a wireless drive signal input port and/or a wired drive signal input port; the lateral ground traffic signal group i is the Nxi One of the horizontal ground traffic lights Lateral ground traffic lights or any of a set of
  • the array driver is configured to drive the Nxi horizontal ground traffic signal light groups from the lateral ground traffic when an overlap time control phase ending at a control intersection phase of the entrance lane xi has an overlap duration Tcd_xi remaining
  • the signal light group qxi starts to issue the permission light signal in sequence; the lateral ground traffic signal light group of the Nxi horizontal ground traffic signal light group which is closer to the horizontal ground traffic signal light group qxi is driven to emit the light signal.
  • the start time of the horizontal ground traffic signal group pxi is driven to emit the optical signal, and any other horizontal ground traffic signal group in the Nxi horizontal ground traffic signal group is driven to be allowed to be transmitted.
  • the start time of the line light signal wherein the interval T ⁇ _pxi_qxi of the start time of the horizontal ground traffic signal group pxi and the horizontal ground traffic signal group qxi to emit the light signal is equal to the overlap time Tcd_xi.
  • the spacing between any two adjacent horizontal ground traffic signal groups in the Nxi horizontal ground traffic signal groups is equal or partially equal or unequal to each other.
  • the distance between two adjacent lateral ground traffic light groups that are further away from the horizontal ground traffic signal group pxi is smaller (ie, in the direction of travel of the entrance lane xi, The spacing between two adjacent lateral ground traffic signal groups in the Nxi horizontal ground traffic signal groups is gradually increased), or the Nxi laterally In the surface traffic light group, the smaller the distance between two adjacent lateral ground traffic light groups farther from the horizontal ground traffic signal group pxi (ie, in the direction of travel of the entrance lane xi, the Nxi lateral ground) The spacing between two adjacent lateral ground traffic signal groups in the traffic signal group is gradually reduced).
  • the spacing between two adjacent horizontal ground traffic signal groups of the Nxi horizontal ground traffic signal groups may also be arbitrarily changed or other variations, and does not necessarily show that the above example gradually decreases in a certain
  • the driven Nxi horizontal ground traffic signal light groups are generated from the horizontal ground traffic signal light group qxi by sequentially emitting a permitted optical signal
  • the guiding speed is the uniform guiding speed or the variable guiding speed.
  • the lateral ground traffic signal group i emits a start time of the optical signal, relative to the horizontal direction
  • the interval time at which the ground traffic signal group qxi issues the start time of the allowed optical signal is expressed as T ⁇ g_i_qxi , where
  • the L YD_xi is equal to a distance between the horizontal ground traffic signal group pxi and the horizontal ground traffic signal group qxi, and the L i_qxi represents the horizontal ground traffic signal group i and the horizontal ground traffic signal group qxi The spacing between the two.
  • the lateral ground traffic signal group i emits a start time of the optical signal, relative to the horizontal direction
  • the interval time at which the ground traffic signal group qxi issues the start time of the allowed optical signal is expressed as T ⁇ g_i_qxi , where
  • the L YD_xi is equal to a distance between the horizontal ground traffic signal group pxi and the horizontal ground traffic signal group qxi, and the L i_qxi represents the horizontal ground traffic signal group i and the horizontal ground traffic signal group qxi The spacing between the two.
  • the array driver is further configured to drive the Nxi horizontal ground traffic signal groups to simultaneously issue a warning when an excessive phase duration is left from the end of the control phase of the entrance lane xi Light signal; or driving the Nxi horizontal ground traffic signal groups to simultaneously emit a warning light signal when the phase of the control phase from the entrance lane xi ends with an empty phase length plus an excessive phase duration; or
  • the Nxi horizontal ground traffic signal groups are driven to sequentially emit the police light signal from the horizontal ground traffic light group qxi, the Nxi
  • the earlier the ground traffic signal light group in the horizontal ground traffic signal group is closer to the lateral ground traffic signal group qxi, the earlier the start time of the warning light signal is issued, the horizontal ground traffic signal group pxi emits the police light
  • the start time of the signal, later than any other horizontal cross-border communication in the Nxi horizontal ground traffic signal group a start time at which the light
  • the array driver is further configured to drive the Nxi horizontal ground traffic signal groups to simultaneously emit a forbidden optical signal when the control phase of the entrance lane xi ends; or When the control phase of the entrance lane xi ends, when the phase duration is left, the Nxi horizontal ground traffic signal groups are driven to synchronously emit the forbidden optical signal; or, at the end of the control phase from the entrance lane xi When the phase duration is cleared, the Nxi horizontal ground traffic signal groups are driven to sequentially emit a forbidden light signal from the horizontal ground traffic signal group qxi, wherein the distance between the Nxi horizontal ground traffic signal groups is The earlier the start time of the horizontal ground traffic signal group to emit the forbidden light signal, the closer the ground traffic signal group qxi is, the start time of the forbidden light signal, which is later than the Nxi The start time of the forbidden optical signal is issued by any other horizontal ground traffic signal light group in the horizontal ground traffic signal group.
  • an intersection traffic signal array is disposed on the entrance lane xi of the plane intersection, the intersection traffic signal array includes Nxi horizontal ground traffic signal groups; and the Nxi horizontal ground traffic signal group includes : a lateral ground traffic signal group pxi at the intersection safety line position of the entrance lane xi at the plane intersection, and a lateral ground traffic signal group qxi disposed at the parking line position of the entrance lane xi.
  • the inlet guiding area can be regarded as a vehicle pre-acceleration area
  • the Nxi horizontal ground traffic signal group provides a certain amount of hardware for controlling the speed at which the vehicle enters the intersection (where the speed at which the vehicle enters the intersection can also be regarded as the speed at which the vehicle exits the entrance guidance area) and the vehicle's driving state in the entrance guidance area.
  • the foundation has made it possible to improve the vehicle traffic efficiency at the intersection of planes.
  • the Nxi horizontal ground traffic signal group can divide the entrance guiding area into a plurality of entrance lane segments, and the optical signals emitted by the Nxi horizontal ground traffic signal groups can make the driving state of the vehicle in the entrance guiding area and It is possible to control the speed of the vehicle entering the intersection more precisely, which is beneficial to improve the safety controllability of the vehicle traffic at the intersection, and the ground traffic signal group is more convenient for the driver to recognize the corresponding traffic control signal. In turn, it is beneficial to further improve the safety and controllability of vehicle traffic at the intersection of planes.
  • the Nxi horizontal ground traffic signal groups are driven to start from the horizontal ground traffic signal group qxi. a light signal, wherein the closer the horizontal ground traffic signal group of the Nxi horizontal ground traffic signal group to the horizontal ground traffic signal group qxi, the earlier the start time of the allowed light signal is issued, which can be considered as Nxi
  • the horizontal ground traffic signal groups in the horizontal ground traffic signal group start to issue the permission light signals in a certain order, which lays a foundation for reasonable and appropriate guidance of the time and speed of the vehicle through the entrance guide area, for example, It is beneficial to enable the vehicle to safely and efficiently drive out of the entrance guiding area under the guidance of the guiding speed of the light signals emitted by the Nxi horizontal ground traffic signal light groups, thereby facilitating the driving of the vehicle in a safe and controllable manner. Crossing the road.
  • FIG. 1 is a schematic diagram of a layout of two plane intersections provided by an embodiment of the present application
  • FIG. 1-c is a schematic diagram of a traffic trajectory of a plurality of lanes at a plane intersection provided by an embodiment of the present application;
  • FIGS. 2 a - 2 - b are schematic diagrams showing phase periods of several entrance lanes according to an embodiment of the present application
  • FIG. 2-c is a schematic diagram of the composition manners of several control right phases and non-control weight phases according to an embodiment of the present application;
  • FIG. 3 is a schematic layout diagram of two types of entry channels provided by an embodiment of the present application.
  • FIG. 4-a to FIG. 4 are schematic diagrams showing layouts of several intersection traffic signal arrays according to an embodiment of the present application.
  • FIG. 5-a to FIG. 5-d are schematic diagrams showing phase periods of several entrance lanes according to an embodiment of the present application.
  • FIG. 6 is a schematic diagram of an intersection traffic signal light system according to an embodiment of the present application.
  • FIG. 7 is a schematic diagram of an intersection traffic signal driving control system according to an embodiment of the present application.
  • FIG. 8 is a schematic diagram of another intersection traffic signal driving control system system according to an embodiment of the present application.
  • intersection traffic signal array driving control method and related device which can help improve vehicle traffic efficiency and safety controllability at a plane intersection
  • intersection traffic signal array and the intersection traffic signal system can be applied to intelligent electronic police or other related system.
  • FIG. 1-a to FIG. 1-b the relative positions of the parking line and the intersection security line disposed on the entrance of the plane intersection in the embodiment of the present application may be exemplified in FIG. 1-a or FIG. 1-b.
  • the intersection intersection shown in Figure 1-a is also provided with a crosswalk, and the crosswalk at the plane shown in Figure 1-b is not provided with a crosswalk. It is of course also possible to have a crosswalk between some of the lanes and intersections of the intersection (this scenario is not shown in Figures 1-a and 1-b).
  • the cross-shaped intersection is taken as an example. However, the intersection may also be a T-shaped plane intersection or a plane intersection of other shapes.
  • the entrance of the plane intersection can also be called the inlet road.
  • An entranceway at a level intersection may include one or more entrance lanes, which may also be referred to as an entrance lane.
  • the exit path of a plane intersection can also be called a downstream road.
  • An exit lane at a plane intersection may include one or more exit lanes, which may also be referred to as a downstream lane.
  • the entrance lanes are mainly located on the right side of the corresponding exit lanes, and the entrance lanes of some countries may also be located on the left side of the corresponding exit lanes, and so on.
  • an entrance lane includes a plurality of entrance lanes
  • the orientations of the plurality of entrance lanes may be the same, partially identical or different from each other.
  • the orientation of the entrance lane can be divided into left turn, straight turn, right turn and turn around.
  • an entrance lane X includes six entrance lanes. Assuming that the orientation of two of the six entrance lanes is left, the two entrance lanes may be referred to as the left turn entrance lane of the entrance lane X, left.
  • the turn entrance lane can be referred to as the left turn lane.
  • the three entrance lanes may be referred to as a straight entrance lane of the entrance lane X, and the straight entrance lane may be referred to as a straight lane.
  • the orientation of the remaining one of the six entrance lanes is a right turn, then the one entrance lane may be referred to as the right turn entrance lane of the entrance lane X, and the right turn entrance lane may be referred to as the right turn lane. analogy.
  • a cross-shaped intersection (such as shown in FIGS. 1-a to 1-b) may generally include four entrance lanes and four exit lanes, each of which may include one or more entrance lanes. Each exit lane may include one or more exit lanes. T-shaped plane intersection The fork generally includes three entrance lanes and three exit lanes, each of which may include one or more entrance lanes, each of which may include one or more exit lanes. Of course, the number of entrances and exits of some intersections may not be equal. For example, a cross-shaped intersection may only include three entrances and four exits.
  • the orientation of certain entrance lanes may be variable (ie, non-fixed), for example, in some periods an entrance lane is a left turn lane, while in other periods it may be a straight lane, and this may be a straight lane. Lanes can be called guided variable lanes, and so on.
  • the orientation of certain entrance lanes may be multiple, for example, an entrance lane may be a straight lane and it may also be a right lane.
  • the entrance lane on the far right of an entrance road may be both a straight lane and a right lane, and this lane may be referred to as a multi-guide lane or a composite guide lane, and so on.
  • the direction of travel of the lane is generally fixed, but in some cases, the direction of travel of certain lanes may also be variable (ie, non-fixed).
  • a tidal lane is a typical lane with a variable driving direction.
  • a lane in which the direction of travel can be changed can also be referred to as a variable lane in the direction of travel.
  • the driving direction of the lane may be, for example, eastward (ie eastbound), westward (ie westbound), southbound (ie southbound), northbound (ie southbound), and the like.
  • the left turn lane in the entrance lane is also called the eastward left turn lane.
  • the eastward left turn lane is also called the eastbound left turn lane
  • the entrance lane is The straight lane is also called the eastbound straight lane.
  • the eastbound straight lane is also called the eastbound straight lane, and so on.
  • the intersection safety line of the lane of the intersection refers to a lane boundary line adjacent to or intersecting the intersection, or a lane boundary line adjacent to or intersecting with the pedestrian crossing.
  • the parking line of the entrance lane can be set at the intersection safety line position of the entrance lane.
  • the parking lane of the entrance lane may be disposed after the intersection safety line of the entrance lane with respect to the direction of travel of the entrance lane.
  • the parking lane of the entrance lane is generally disposed at the intersection safety line position of the entrance lane, and the parking lane and the intersection security line are combined in a spatial position.
  • the parking line of the entrance lane is disposed in the direction of the intersection safety line of the entrance lane as an example of the driving direction of the entrance lane, that is, the solution of the embodiment of the present application breaks through the parking.
  • the inertial thinking of the line setting at the intersection safety line position of the entrance lane boldly and innovatively separating the parking lane of the entrance lane and the intersection safety line in a spatial position, and the parking lane of the entrance lane is moved backward relative to the intersection safety line of the entrance lane.
  • a new way of parking line layout has been formed.
  • the installation position of the parking lane of the entrance lane may be relatively fixed, that is, the spacing between the intersection safety line of the entrance lane and the parking lane of the entrance lane may be relatively fixed, and of course, may also be based on environmental factors and scene requirements. The factors adjust the adaptability of the setting position of the parking lane of the entrance lane.
  • Vehicles in each lane of a plane intersection may be allowed to pass under the control of traffic lights (allowing traffic to be referred to as permission) or prohibiting traffic (no access may be referred to as prohibition) or warning traffic (alert traffic may be referred to as police traffic)
  • a traffic light corresponding to an entrance lane can control the permission or alarm or prohibition of the vehicle on the entrance lane.
  • controlling the phase of the vehicle on the entrance lane may be referred to as the passage phase of the entrance lane (the traffic phase may also be referred to as a release phase or a permitted phase), and the color of the optical signal emitted by the corresponding traffic signal in the conventional art.
  • the traffic phase is generally referred to as the green light phase.
  • the color of the optical signal emitted by the corresponding traffic light during the transit phase is not limited to green. And can be extended to be any single color or combination of colors that can be used to indicate that the vehicle is allowed to pass.
  • the color of the light signal emitted by the corresponding traffic signal during the transit phase is green, which is an optional implementation in the embodiment of the present application.
  • the phase of controlling the forbidden line of the vehicle on the entrance lane can be referred to as the forbidden phase of the entrance lane.
  • the forbidden phase is also generally referred to as a red light phase.
  • the color of the light signal emitted by the corresponding traffic light during the forbidden phase is not limited to red, but may be extended to be used to indicate that the vehicle is prohibited from passing. Any single color or combination of several colors, the color of the light signal emitted by the corresponding traffic signal during the phase The color is red, which is only an optional implementation in the embodiment of the present application.
  • controlling the phase of the vehicle's police line on the entrance lane may be referred to as the police line phase of the entrance lane (the police phase may also be referred to as the transition phase).
  • the color of the light signal emitted by the corresponding traffic signal is in the police.
  • the phase of the line is yellow.
  • the phase of the alarm in the conventional technology is also generally referred to as the phase of the yellow light.
  • the color of the light signal emitted by the corresponding traffic signal during the phase of the police is not limited to yellow, but may be Expanded to any single color or color combination that can be used to indicate the passage of the warning vehicle.
  • the color of the light signal emitted by the corresponding traffic signal during the alert phase is yellow. This is an optional implementation in the embodiment of the present application.
  • phase mentioned in some traffic codes generally defaults to the transit phase (such as the green light phase), that is, in some traffic codes, the traffic phase (such as the green light phase) is simply referred to as the phase.
  • the solution of the embodiment of the present application mainly aims to implement relatively fine management of each lane, and thus particularly distinguishes three different phase concepts of the transit phase, the forbidden phase and the transition phase.
  • the continuous transit phase, transition phase, and forbidden phase of an entrance lane may form a single phase period of the entrance lane, and the total duration of two adjacent phase periods may be fixed (as illustrated in Figure 2-a).
  • the total length of the adjacent two phase periods of the illustrated entrance lane 01 is 60 seconds) or not fixed (the total duration of the adjacent two phase periods of the entrance lane 02 shown in the example of FIG. 2-a is not equal).
  • the phase cycle settings of the two inlet lanes of the same orientation of the same entrance lane may be the same (the phase periods of the two left-turn lanes of the entrance lane Y are the same as shown in the example of FIG. 2-b) or different.
  • phase period settings of the two entrance lanes of different orientations of the same entrance lane may be the same or different.
  • the transition phase may even be absent.
  • the phase period includes only the transit phase and the forbidden phase, and does not include the transition phase.
  • intersection conflict lane is a relative concept.
  • intersection collision lanes it means that there is a crossover (or existence) of the traffic trails on the two entrance lanes passing through the intersection.
  • Interlacing that is, there is a crossover of the traffic trajectory of any two entrance lanes that are mutually conflicting lanes passing through the intersection.
  • the east-west straight lane and the north-south straight lane are mutually intersecting lanes, and the east-west straight lane and the north-south straight lane have crossovers at the intersection.
  • Figure 1-c the westbound straight lane and the south If the traffic on the straight lane passes through the intersection at the same time, then the two traffic will collide at the intersection.
  • Figure 1-c also exemplifies the case where the westbound straight lane and the northbound straight lane are also interchange lanes, and the other lanes that conflict with each other are similar.
  • the intersection conflict lane may be referred to as a conflict lane.
  • intersection conflict passage phase The concept of "junction conflict passage phase” is proposed below, and the intersection phase of intersection intersection is also a relative concept. To put it simply, the transit phases of the two entrance lanes that are mutually conflicting lanes are mutually intersecting passage phases. Similarly, the transition phases of the two entrance lanes that are mutually conflicting lanes are the intersection transition phases of the intersections.
  • the intersection collision passage phase may be referred to as a collision passage phase.
  • the transition phase of the intersection conflict can be referred to as the collision transition phase.
  • control phase and “non-control phase” is proposed below.
  • the control phase of the entrance lane is used to control the traffic on the entrance lane to cross the intersection, which means that the traffic on the entrance lane has passed the intersection. right.
  • those vehicles that drive through the stop line of an entrance lane at the end of the transition phase (if any) or at the end of the traffic phase usually take a certain amount of time to cross the intersection, in order to avoid collision between these vehicles and the lane from another intersection. Vehicles at the intersection are at conflict at the intersection. Therefore, some traffic codes suggest that these vehicles usually take about 2 seconds to ensure that the vehicles that pass through the transition phase (if any) or the end of the traffic phase can safely drive.
  • the time for emptying is referred to as the empty phase (where the emptying phase is similar to the all-red hour of the intersection referred to in some traffic codes).
  • the control phase of an entry lane + the non-control phase the transit phase of the entry lane + the forbidden phase + the transition phase (if any).
  • the forbidden phase can include clearing the phase and non-clearing the phase.
  • emptying the phase may not be necessary under certain special circumstances.
  • the forbidden phase may be equivalent to the non-control phase, that is, the non-control phase of the entrance lane is the entrance lane. Part or all of the forbidden phase.
  • the control phase may include a transit phase, a transition phase, and an empty phase.
  • the control phase includes a transit phase and a transition phase.
  • the control phase includes the transit phase and the clear phase.
  • the control phase can be equivalent to the transit phase.
  • Figure 2-c illustrates that the control phase of an entry lane (e.g., entrance lane x05) includes a transit phase, a transition phase, and an empty phase; or a control phase of an entry lane (e.g., entrance lane x07) may include The pass phase and the clear phase; or the control phase of an entry lane (eg, entrance lane x06) includes the transit phase and the transition phase; or the control phase of an entry lane (eg, entrance lane x08) may be equivalent to the transit phase.
  • the phase mentioned in some traffic codes may also default to the control phase, that is, in these traffic specifications, the control phase may be simply referred to as phase.
  • intersection conflict control phase is a relative concept. In simple terms, the control rights of the two entrance lanes of each other are the intersection control phase.
  • the intersection conflict control phase can be referred to as the conflict control phase.
  • crosswalks and lanes can be regarded as roadways.
  • Passages are roads used for traffic passages.
  • Crosswalks include crosswalks and lanes (such as entrance lanes, exit lanes, etc. at plane intersections).
  • the object passing through the traffic lane is called a traffic object (the traffic object may be a pedestrian or a vehicle, etc.), and the object flow passing through the traffic lane is called a traffic flow (referred to as a traffic flow).
  • the objects passing through the crosswalk may include pedestrians, etc., and the flow of objects passing on the crosswalk includes pedestrian flow and the like.
  • an object passing through a lane may include a vehicle or the like, and a flow of objects passing through the lane includes a traffic flow or the like.
  • the traffic phase For the scene of the crosswalk, there may also be concepts such as the traffic phase, transition phase and forbidden phase of the crosswalk. There may also be concepts such as the control phase and the non-control phase of the crosswalk.
  • conflict road of a traffic lane (such as a lane or a crosswalk) is a lane
  • the conflict lane may also be referred to as a conflict lane
  • the conflict lane may also be referred to as a conflicting crosswalk.
  • the forbidden traffic light signal may be referred to as a forbidden light signal or an A1 class light signal
  • the pass light signal may be referred to as an allowable light signal or a traffic light signal or an A2 light signal for warning.
  • the optical signal may be referred to as an alarm light signal or an A3 type optical signal.
  • the forbidden light signal is an optical signal for indicating the passage of a traffic object (such as a vehicle or a pedestrian, etc.) that prohibits a corresponding traffic lane (such as a lane or a crosswalk, etc.), for example, a traffic light of a lane is banned.
  • the allowable optical signal is an optical signal for indicating the passage of a traffic object (such as a vehicle or a pedestrian, etc.) that allows a corresponding traffic path (such as a lane or a crosswalk, etc.), for example, when a traffic signal of a lane emits a permitting optical signal.
  • a traffic object such as a vehicle or a pedestrian, etc.
  • a corresponding traffic path such as a lane or a crosswalk, etc.
  • the police light signal is an optical signal used to indicate the passage of a traffic object (such as a vehicle or a pedestrian) that alerts a corresponding traffic lane (such as a lane or a pedestrian crossing), such as a vehicle that alerts the lane during a traffic light signal of a lane. Passing, the traffic light of a pedestrian crossing signal alerts the pedestrian crossing during the warning light signal. Other situations can be deduced by analogy.
  • the specific presentation forms of the forbidden optical signal, the allowed optical signal, and the police optical signal may be flexible and can be set according to specific scene requirements.
  • the forbidden light signal may be a red light signal, wherein the red light signal may specifically be a blinking red light signal and/or a non-flashing red light signal.
  • the non-flashing red light signal may be simply referred to as a constant red light signal, and the flashing red light signal may be simply referred to as a red flash signal.
  • the forbidden light signal is an optical signal for indicating the passage of a prohibited traffic object (such as a vehicle or a pedestrian), and therefore any optical signal that can be used to indicate the passage of a traffic object (such as a vehicle or a pedestrian) that prohibits the corresponding traffic lane is It can be regarded as a forbidden optical signal, and the representation of the forbidden optical signal is not limited to the above examples. For example, optical signals of several colors may be combined according to certain rules to indicate that the passage of the corresponding passage is prohibited. Then these forms of optical signals can also be considered as forbidden optical signals.
  • the allowed optical signal may be a green optical signal, and the green optical signal may specifically be a blinking green optical signal and/or a non-flicking green optical signal.
  • the non-flickering green light signal may be referred to as an evergreen light signal, and the flashing green light signal may be simply referred to as a green flash signal.
  • the permission optical signal is an optical signal for indicating the passage of a traffic object (such as a vehicle or a pedestrian) that allows the corresponding traffic lane, and therefore, any one of the traffic objects (such as a vehicle or a pedestrian) that can be used to indicate the permission of the corresponding traffic lane.
  • the passing optical signal can be regarded as the optical signal, and the representation of the optical signal is not limited to the above examples. For example, optical signals of several colors can be combined according to certain rules to indicate that the passing object is allowed to pass. Then, these forms of optical signals can also be considered as allowing optical signals.
  • the police light signal may be a yellow light signal, and the yellow light signal may specifically be a blinking yellow light signal and/or a non-flashing yellow light signal.
  • the non-flickering yellow light signal may be referred to as a normally yellow light signal, and the flashing yellow light signal may be simply referred to as a yellow flash signal.
  • the police light signal is an optical signal used to indicate the passage of a traffic object (such as a vehicle or a pedestrian) that alerts the corresponding traffic lane. Therefore, any type of traffic object (such as a vehicle or pedestrian) that can be used to indicate the corresponding traffic lane is indicated.
  • the pass light signal can be regarded as a police light signal, and the manifestation of the police light signal is not limited to the above examples. For example, light signals of several colors can be combined according to certain rules for indicating the warning pass. Objects pass, then these forms of optical signals can also be considered as police light signals.
  • the allowed optical signal may exist in one or more manifestations, and the forbidden optical signal may also exist in one or more representations, and the alert optical signal may exist in one or more representations.
  • the indications of the allowed optical signal, the forbidden optical signal, and the warning optical signal are different, the expressions of the allowed optical signal, the forbidden optical signal, and the police optical signal are also different from each other, that is, the forbidden line is prohibited. There is no intersection between the set of representations of the optical signal, the set of representations of the police light signal, and the set of representations of the forbidden optical signal.
  • the police light signal is used to indicate the light signal of the traffic object (such as a vehicle or a pedestrian) that alerts the corresponding traffic lane, so that the police light signal can be regarded as a transition signal from a certain angle ( Therefore, the police light signal can also be referred to as an excessive light signal), indicating that the transit object transitions between the allowed and the forbidden lines. In some cases, if such a transition is not required, then there may be no need to monitor the transition signal of the optical signal.
  • the traffic object such as a vehicle or a pedestrian
  • a signal lamp capable of emitting an A1 type optical signal but not capable of emitting an A2 type optical signal and an A3 type optical signal may be referred to as an "A1 type signal lamp”.
  • a signal lamp capable of emitting an A2 type optical signal but not capable of emitting an A1 type optical signal and an A3 type optical signal may be referred to as an "A2 type signal lamp”.
  • a signal lamp capable of emitting an A3 type optical signal but not capable of emitting an A1 type optical signal and an A2 type optical signal may be referred to as an "A3 type signal lamp”.
  • a signal lamp capable of emitting an A1 type optical signal and an A2 type optical signal but not capable of emitting an A3 type optical signal may be referred to as an "A12 type signal lamp".
  • a signal lamp capable of emitting an A1 type optical signal and an A3 type optical signal but not capable of emitting an A2 type optical signal may be referred to as an "A13 type signal lamp”.
  • a signal lamp capable of emitting an A2 type optical signal and an A3 type optical signal but not capable of emitting an A1 type optical signal may be referred to as an "A23 type signal lamp".
  • a signal lamp capable of emitting an A1 type optical signal and capable of emitting an A2 type optical signal and an A3 type optical signal may be referred to as an "AA type signal lamp", and so on.
  • the intersection communication may be set on part or all of the entrance lanes of the plane intersection.
  • Light array the manner of setting the intersection traffic signal array on some or all of the entrance lanes may be the same or similar. The following is a detailed introduction to the intersection traffic light array.
  • intersection traffic signal array may include Nxi horizontal ground traffic signal groups.
  • the Nxi horizontal ground traffic signal light group comprises a horizontal ground traffic signal light group pxi disposed at an intersection safety line position of the entrance lane xi of the plane intersection.
  • the Nxi horizontal ground traffic signal group further includes a lateral ground traffic signal group qxi disposed at a parking line position of the entrance lane xi.
  • the lane segment defined between the intersection safety line of the entrance lane and the parking lane forms an entrance guiding area
  • the inlet guiding area is also regarded as an inlet guiding area.
  • the lane segment delineated between the intersection safety line of the entrance lane xi and the parking lane of the entrance lane xi forms an entrance guide area of the entrance lane xi (the entrance guide area of the entrance lane xi).
  • the number of the signal lights included in any two of the Nxi horizontal ground traffic signal groups may be the same or different. Wherein, the Nxi is an integer greater than 1.
  • Each of the Nxi horizontal ground traffic signal groups includes at least one signal light (eg, one or at least two signal lights).
  • Nxi can be, for example, equal to 2, 3, 5, 7, 8, 10, 11, 29, 36, 50, 100, or other values.
  • At least one (for example, one or at least two) of the horizontal ground traffic signal groups i has a wireless drive signal input port and/or a wired drive signal input port.
  • the horizontal ground traffic signal light group i is one of the Nxi horizontal ground traffic signal light groups or any one of the horizontal ground traffic signal light groups.
  • the spacing between any two adjacent horizontal ground traffic signal groups in the Nxi horizontal ground traffic signal groups is equal or partially equal or unequal to each other.
  • the spacing between any two adjacent lateral ground traffic signal groups in the Nxi horizontal ground traffic signal group may be 1 meter, 1.5 meters, 2 meters, 2.5 meters, 3 meters, or other values.
  • the spacing between two adjacent horizontal ground traffic signal groups of the Nxi horizontal ground traffic signal groups may also be arbitrarily changed or other variations, and does not necessarily appear to be gradually reduced in a certain direction as described above. Or gradually increasing the law of change.
  • the spacing between adjacent two lateral ground traffic signal groups in the Nxi horizontal ground traffic signal groups disposed in the entrance guide zone may be equal, and adjacent two of the Nxi horizontal ground traffic signal groups
  • the interval at which the horizontal ground traffic signal group emits the allowable optical signal (or the forbidden optical signal or the police optical signal) may also be equal. This mode may be referred to as an "equal interval isochronous mode".
  • the spacing between adjacent two horizontal ground traffic signal groups in the Nxi horizontal ground traffic light groups disposed in the entrance guide area may be equal, but the phases in the Nxi horizontal ground traffic signal groups
  • the interval between the start time of the two adjacent horizontal ground traffic signal groups to emit the allowed optical signal (or the forbidden optical signal or the warning optical signal) may be called "equal spacing unequal mode".
  • the spacing between adjacent two horizontal ground traffic signal groups in the Nxi horizontal ground traffic light groups disposed in the entrance guide area is not equal, but in the Nxi horizontal ground traffic signal groups
  • the interval between the start time of the adjacent two horizontal ground traffic signal groups to emit the allowed optical signal (or the forbidden optical signal or the police optical signal) is equal. This mode can be called “isochronous unequal spacing mode", Equal-pitch unequal mode can be deduced by analogy.
  • Nxi horizontal ground traffic signal groups can be evenly divided between the intersection safety line of the entrance lane xi and the parking line, for example at the entrance. Every 1 meter in the entrance guide area of the lane xi Set a horizontal ground traffic signal group, Nxi horizontal ground traffic signal group divides the entrance guide area of the entrance lane xi into 10 entrance lane segments, and the spacing between any adjacent two horizontal ground traffic signal groups is 1 meter.
  • the interval between the start time of the two adjacent horizontal ground traffic signal groups to emit the allowed optical signal (or the forbidden optical signal or the police optical signal) may be equal (eg, 0.2 second, 1 second, 1.5 second, or 2 second, etc.) ) or not waiting.
  • Nxi horizontal ground traffic signal groups can be evenly divided between the intersection safety line of the entrance lane xi and the parking line, for example, in the entrance lane.
  • a horizontal ground traffic signal group is set every 2 meters in the entrance guide area of the xi, and the Nxi horizontal ground traffic signal group can divide the entrance guide area of the entrance lane xi into five entrance lane segments, any adjacent two lateral ground sections.
  • the interval between the traffic signal groups is 2 meters.
  • the interval between the start time of the two adjacent horizontal ground traffic signal groups to emit the allowed light signal (or the forbidden light signal or the police light signal) may be equal or unequal. Wherein, other arrangements of equal spacing between adjacent two horizontal ground traffic signal groups in the Nxi horizontal ground traffic signal groups may be deduced by analogy.
  • the horizontal ground traffic signal group i includes at least two signal lights, at least two of the horizontal ground traffic signal groups i share the same driving signal, or the horizontal ground traffic signal group i Any two signal lights use different drive signals.
  • the working states of several signal lights sharing the same driving signal are synchronously changed, for example, several signal lights sharing the same driving signal will be simultaneously illuminated or simultaneously turned off because these several signal lights It is driven and controlled by the same drive signal.
  • the operating status of the two lights may not change synchronously, and of course it may be synchronous.
  • the operating state of a signal lamp using a driving signal outputted from the same driving signal output port (a driving signal output port may be a driving signal output port of an array driver or a traffic signal, etc.) is synchronously changed, specifically if The timing of the drive signal output from the drive signal output port during the process from the drive signal output port to the signal lamp is not changed.
  • the operating state of a signal lamp using drive signals output from different drive signal output ports may not be synchronously changed, and may of course be synchronously changed.
  • the entrance lane xi may be one of the entrance lanes of the plane intersection, or the entrance lane xi and any one of the entrance lanes that may be the intersection. That is to say, some or all of the entrance lanes of the plane intersection may be deployed with a lateral ground traffic signal group or the like in a manner similar or similar to that of the entrance lane xi.
  • the signal lights in the horizontal ground traffic signal group are set on the ground, these signal lights can also be called ground traffic lights (also referred to as "ground signal lights").
  • the signal light in the horizontal ground traffic signal light group mentioned in the embodiment of the present application is a ground traffic signal light. It can be understood that since the ground traffic signal is set on the ground, the ground traffic signal is different from the high-altitude traffic signal in the setting mode and the product form, and the high-altitude traffic signal can include, for example, a column traffic signal or a cantilever traffic signal.
  • the “horizontal” in the horizontal ground traffic signal light group is intended to mean that the length direction of the horizontal ground traffic signal light group and the traveling direction of the corresponding lane are vertical or substantially vertical, at least the length direction of the horizontal ground traffic signal light group and the corresponding lane.
  • the driving directions are not parallel, and the angle between the length direction of the horizontal ground traffic signal group and the traveling direction of the corresponding lane may be greater than or equal to 45° and less than or equal to 90°, and the angle may be equal to 90°, for example. , 89°, 85°, 80°, 78°, 75°, 60°, 53° or 40°.
  • the range of the angle between the length direction of the lateral ground traffic signal group and the traveling direction of the corresponding lane is not limited to the above exemplary range.
  • the Nxi horizontal ground traffic signal group further includes the intersection security line disposed on the entrance lane xi and Nxi-2 lateral ground traffic signal groups between the parking lines.
  • the set of lights may include some or all of the lateral ground traffic light sets between the intersection security line and the stop line disposed on the entrance lane xi.
  • the intersection traffic signal array includes Nxi horizontal ground traffic signal light groups; the Nxi horizontal ground traffic signal light groups include: a lateral ground disposed at an intersection safety line position of the entrance lane xi of the plane intersection The traffic signal group pxi, the horizontal ground traffic signal group qxi disposed at the parking line position of the entrance lane xi.
  • the Nxi horizontal ground traffic signal group can divide the entrance guiding area into a plurality of lane segments, and use the optical signals emitted by the Nxi horizontal ground traffic signal groups to make the driving state of the vehicle in the entrance guiding area and the vehicle exiting the entrance guiding area.
  • the ground type traffic signal light group is more convenient for the driver to recognize the corresponding traffic control signal, thereby further improving the vehicle traffic safety controllability at the plane intersection.
  • FIG. 3 illustrates an example of the road condition of an entrance road before the horizontal ground traffic signal group is installed.
  • the inlet lane (inlet lane X) exemplified in the left part of Fig. 3 and the inlet lane (inlet lane Y) exemplified in the right side section respectively include three entrance lanes.
  • the entrance section Y shown in the example of the right side of Fig. 3 also has a crosswalk in front of it, and the left side section of Fig. 3 does not have a crosswalk in front of the entrance lane X as exemplified.
  • Figures 4-a through 4-c illustrate several possible road conditions after a lateral ground traffic signal set is placed on an entrance lane that does not have a crosswalk in front.
  • Figure 4-a shows the lateral ground traffic signal sets at corresponding positions on the entrance lanes of the entrance lanes in the illustrated scenario, which are substantially on the same line.
  • the horizontal ground traffic signal groups at corresponding positions on the partial entrance lanes of the same entrance lane are substantially on the same line, and the horizontal ground traffic signal groups at corresponding positions on the other entrance lanes are basically Located on the same line, even the parking lanes with some entrance lanes on the same entrance lane and the parking lanes of other entrance lanes may not be on the same line.
  • the left-hand part example of Figure 4-a and Figure 4-b for each entrance lane are mainly based on Nxi equal to 4 (ie, at least 4 horizontal ground traffic signal sets are placed on each entrance lane).
  • the example of the right part of FIG. 4-a and the example of the right part of FIG. 4-c are mainly for Nxi equal to 2 for each entrance lane.
  • the case where Nxi is equal to other values can be deduced by analogy.
  • the number of horizontal ground traffic signal groups provided on each entrance lane of the same entrance lane may be equal or unequal.
  • the number of horizontal ground traffic signal sets provided on the entrance lanes of the different entrance lanes may be equal or unequal.
  • the signal light ia of the horizontal ground traffic signal group i can emit a forbidden light signal under the driving of the first driving signal, and the signal light ia can also be in the second driving signal.
  • the let-off light signal is emitted under driving, and the signal light ia can be, for example, an A12 type signal light.
  • the signal light ia of the horizontal ground traffic signal group i can emit a forbidden light signal driven by the first driving signal, and the signal light ia can also emit the permission light signal driven by the second driving signal.
  • the signal lamp ia can also emit an alarm light signal driven by the third drive signal, which can be, for example, an AA type signal light.
  • the signal light ia can be one of the horizontal ground traffic signal light groups i or any one of the signal lights. That is, in some possible implementations of the present application, a single signal light can emit different optical signals driven by different drive signals. Specifically, for example, some or all of the signal lights of the ground traffic signal group i can emit a red light signal under the driving of the first driving signal, and some or all of the signal lights of the ground traffic signal group i can be driven by the second driving signal. A green light signal is emitted, and some or all of the ground traffic signal group i can emit a yellow light signal under the driving of the third driving signal.
  • the i1 signal lights in the horizontal ground traffic signal group i are A signal light for emitting a forbidden light signal is issued, and i2 of the horizontal ground traffic signal group i are signal lamps capable of emitting a light signal.
  • i1 of the horizontal ground traffic signal group i is a signal light capable of emitting a forbidden light signal
  • the i2 signal lights of the horizontal ground traffic signal group i may be a signal light capable of emitting a permit light signal
  • i3 of the horizontal ground traffic signal groups i are signal lights capable of emitting a warning light signal.
  • i1, the i2 and the i3 are integers greater than one.
  • i1 can be, for example, equal to 1, 2, 3, 4, 7, 9, 10, 11, 29, 36, 50, 100 or other values.
  • i2 can be, for example, equal to 1, 2, 3, 5, 7, 8, 10, 11, 29, 36, 50, 100, or other values.
  • i3 can be, for example, equal to 1, 2, 3, 6, 7, 8, 4, 11, 29, 36, 50, 100, or other values.
  • the i1 signal lamps can emit a forbidden light signal, but the i1 signal lamps cannot emit a permission light signal and/or a police light signal.
  • the i1 signal lamps may be dedicated to emitting a forbidden light signal.
  • the i1 signal lamps may be an A1 type signal lamp.
  • the i2 signal lamps can emit the permission light signal, but the i2 signal lamps cannot emit the forbidden light signal and/or the police light signal.
  • the i2 signal lamps may be dedicated to emitting a signal for allowing the optical signal.
  • the i2 signal lamps may be an A2 type signal lamp.
  • the i3 signal lamps can emit a warning light signal, but the i3 signal lamps cannot emit the permission light signal and/or the forbidden light signal.
  • the above i3 signal lights may be signal lights dedicated to issuing a warning light signal, for example, the above i3 signal lights may be A3 type signal lights.
  • a single horizontal ground traffic signal group includes at least one (for example) 1 or at least two) A1 type signal lamps, further comprising at least one (for example one or at least two) A2 type signal lamps, or if at least one (for example one or at least two) is included in a single lateral ground traffic signal group
  • the A1 type signal lamp further includes at least one (for example, one or at least two) A2 type signal lamps, and further includes at least one (for example, one or at least two) A3 type signal lamps.
  • the horizontal ground traffic The set of signal lights may still present a uniform light signal indicating the passage of a traffic object (e.g., a vehicle or pedestrian, etc.) on the corresponding lane that is permitted or prohibited.
  • the signal light ia of the horizontal ground traffic signal group i can emit a forbidden light signal
  • the signal light ib of the horizontal ground traffic signal group i can issue a permission An optical signal
  • the signal light ia and the signal light ib are signal lamps adjacent to two of the lateral ground traffic signal light groups i, or the signal light ia and the signal light ib are the horizontal ground traffic signal light group i Any two of the adjacent adjacent lights.
  • the signal light ia of the horizontal ground traffic signal group i can emit a forbidden light signal, and the signal light ib of the horizontal ground traffic signal group i can emit a permission light signal, the horizontal ground traffic signal light group i
  • the signal light ic can emit a warning light signal; the signal light ia, the signal light ib and the signal light ic are signal lights adjacent to three of the horizontal ground traffic signal light groups i, or the signal light Ia, the signal light ib and the signal light ic are signal lamps adjacent to any three of the horizontal ground traffic signal light groups i.
  • the signal lamp ia is an A1 type signal lamp
  • the signal lamp ib is an A2 type signal lamp
  • the signal lamp ic is an A3 type signal lamp.
  • the signal lamps included in the horizontal ground traffic signal group capable of emitting different optical signals may be interpenetrated.
  • the distribution areas of the signal lamps included in the lateral ground traffic signal group capable of emitting different optical signals may partially overlap or overlap. That is, the signal lights included in the horizontal ground traffic signal group capable of emitting different optical signals are more evenly distributed in the distribution area of the lateral ground traffic signal group.
  • part or all of the signal lights of the horizontal ground traffic signal group i are partially or completely buried under the road surface, or the horizontal ground traffic signal group i Some or all of the signal lights are mounted on the road surface. That is to say, part or all of the lamp body of the signal light in the horizontal ground traffic signal light group may protrude from the ground or may not protrude from the ground at all.
  • part or all of the signal lights of the horizontal ground traffic signal group i are spikes or light strips (such as LED strips) or graphene signal lights.
  • the product form of the signal light in the horizontal ground traffic signal group is not limited to the above examples.
  • the signal light ia among the lateral ground traffic signal groups i may include: V lamp beads, a circuit board for driving the V lamp bead operations, and for accommodating the V lamp beads and the circuit The housing of the board.
  • the circuit board has a wired driving signal input port and/or a wireless driving signal input port, wherein the V is an integer greater than or equal to 1.
  • V may be, for example, equal to 1, 2, 3, 5, 7, 8, 10, 21, 29, 36, 50, 100 or other values.
  • the V lamp beads may include: v1 lamp beads capable of emitting a forbidden light signal, v2 lamp beads capable of emitting a permit light signal, and/or v3 lamp beads capable of emitting a warning light signal.
  • the v1 and the v2 and the v3 are each an integer greater than 1 or equal to 1.
  • two of the Nxi horizontal ground traffic signal groups can start to issue a forbidden optical signal at different starting moments or allow Optical signal or police light signal.
  • any two of the Nxi horizontal ground traffic signal groups can start to issue a forbidden optical signal or a forbidden optical signal or a police optical signal at different starting moments.
  • any two of the Nxi horizontal ground traffic signal groups can start to issue a forbidden optical signal or a forbidden optical signal or a police optical signal at the same starting time.
  • any two of the Nxi horizontal ground traffic signal groups can start to issue a forbidden optical signal or a forbidden optical signal or a police optical signal at the same starting time.
  • a horizontal ground traffic signal group that is closer to the horizontal ground traffic signal group qxi in the Nxi horizontal ground traffic signal group emits a forbidden optical signal (or allows) The earlier the start time of the light signal or the police light signal).
  • the horizontal ground traffic signal group pxi emits a start time of the forbidden light signal, and the forbidden light signal (or the allowed light signal) is issued later than any other horizontal ground traffic signal group in the Nxi horizontal ground traffic signal group Or the start time of the police light signal).
  • the Nxi horizontal ground traffic signal groups include a lateral ground traffic signal group j1, a lateral ground traffic signal group j2, and a lateral ground traffic signal group j3.
  • the horizontal ground traffic signal group j1, the horizontal ground traffic signal group j2 and the horizontal ground traffic signal group j3 are three adjacent to the Nxi horizontal ground traffic signal groups (such as 3 or any 3) horizontal ground traffic signal light groups.
  • the distance between the horizontal ground traffic signal group j2 and the parking line of the entrance lane xi is greater than the distance between the horizontal ground traffic signal group j1 and the parking line of the entrance lane xi.
  • the distance between the horizontal ground traffic signal group j2 and the parking line of the entrance lane xi is smaller than the distance between the horizontal ground traffic light group j3 and the parking lane of the entrance lane xi.
  • the horizontal ground traffic signal group j1 may be a horizontal ground traffic signal group qxi, or may be a horizontal ground traffic signal group between the intersection safety line and the parking line disposed on the entrance lane xi.
  • the horizontal ground traffic signal group j3 may be a horizontal ground traffic signal group pxi, or may be a horizontal ground traffic signal group between the intersection safety line disposed on the entrance lane xi and the parking line.
  • a spacing between the horizontal ground traffic signal group j2 and the horizontal ground traffic signal group j1 is divided by the horizontal ground traffic signal group j2 and the The quotient V j1_j2 obtained by the horizontal ground traffic signal group j1 emitting the time difference of the starting time of the optical signal (or the forbidden optical signal or the warning optical signal) may be, for example, less than or equal to the horizontal ground traffic signal group j2 and The spacing between the horizontal ground traffic signal groups j3 is divided by the horizontal ground traffic signal group j2 and the horizontal ground traffic signal group j3 to issue a permit light signal (or a forbidden light signal or a police light signal) The quotient V j2_j3 obtained from the time difference of the starting time.
  • the horizontal ground traffic signal group j1 , the horizontal ground traffic signal group j2 and the horizontal ground traffic signal group j3 can be sequentially issued to issue a permitted optical signal (or prohibited).
  • the guiding speed of the line light signal or the police light signal is uniform.
  • the horizontal ground traffic signal group j1 , the horizontal ground traffic signal group j2 and the horizontal ground traffic signal group j3 sequentially issue the permission light signal (or the forbidden light signal).
  • the warning light signal the guiding speed is uniform acceleration or non-uniform acceleration.
  • the driven Nxi horizontal ground traffic signal light groups sequentially emit the permission light signal from the horizontal ground traffic signal light group qxi, and can exhibit a uniform speed guiding speed, and can also exhibit uniform acceleration or non-uniform acceleration.
  • the variable speed guide speed is thus beneficial for safely guiding the speed of the vehicle in the entrance guide area.
  • the horizontal ground traffic signal group qxi when the horizontal ground traffic signal group qxi emits a permit light signal, indicating that the vehicle on the entrance lane xi is currently allowed to pass over the lateral ground traffic signal group qxi (ie, the vehicle on the entrance lane xi is allowed to pass through the entrance lane xi) Line), after the vehicle (for example, the head car parked behind the horizontal ground traffic signal group qxi) enters the entrance guide area, in the Nxi horizontal ground traffic signal group other than the lateral ground traffic signal group pxi Under the guidance of the allowed light signal issued by the traffic signal light group, the vehicle gradually passes over the horizontal ground traffic signal light groups that emit the optical signal, and then guided by the optical signal emitted by the horizontal ground traffic signal group pxi.
  • the vehicle drives past the horizontal ground traffic signal group pxi (ie, the intersection safety line that passes through the entrance lane xi), and the vehicle enters the intersection after passing the horizontal ground traffic signal group pxi or enters the intersection after crossing the pedestrian crossing, and finally enters the intersection.
  • the vehicle is guided by the Nxi horizontal ground traffic signal light groups starting from the horizontal ground traffic signal group qxi, and the guiding speed (the guiding speed may be uniform or non-uniform)
  • the entry guide zone will be driven at a travel speed less than or equal to this guide speed.
  • Nxi horizontal ground traffic signal groups facilitates safe guidance of the vehicle's driving speed in the entrance guiding area, thereby facilitating the vehicle to enter the intersection at a safe speed, which is beneficial to improving the efficiency of the vehicle passing through the intersection. It is conducive to ensuring the safety of the vehicle passing through the intersection. That is to say, the solution of the embodiment of the present application is beneficial to the basic consideration of the efficiency and safety of the vehicle passing through the intersection.
  • the embodiment of the present application further provides a driving control method for an intersection traffic signal array
  • the intersection traffic signal array can be, for example, any one of the intersection traffic signal arrays provided in the foregoing embodiments.
  • the intersection traffic signal array includes Nxi horizontal ground traffic signal groups; the Nxi horizontal ground traffic signal group includes a horizontal ground traffic signal group pxi disposed at an intersection security line position of the entrance lane xi of the plane intersection, the Nxi
  • the horizontal ground traffic signal group further includes a lateral ground traffic signal group qxi disposed at a parking line position of the entrance lane xi.
  • Each of the Nxi horizontal ground traffic signal groups includes at least one (eg, one or at least two) signal lights.
  • the horizontal ground traffic signal light group i is one of the Nxi horizontal ground traffic signal light groups or any one of the horizontal ground traffic signal light groups.
  • the horizontal ground traffic signal group i includes at least two signal lights, at least two of the horizontal ground traffic signal groups i may share the same driving signal, or the horizontal ground traffic signal group i Any two signal lights use different drive signals.
  • the driving control method of the intersection traffic light array may include: driving the Nxi horizontal ground traffic when the previous intersection conflict control right phase of the control lane phase of the entrance lane xi ends with an overlap duration T cd_xi
  • the signal light group sequentially emits a permit light signal starting from the horizontal ground traffic signal group qxi.
  • the lateral ground traffic signal group of the Nxi horizontal ground traffic signal group that is closer to the lateral ground traffic signal group qxi is driven earlier than the start time of the permission light signal is sent
  • the start time at which pxi is driven to emit a permitting optical signal is later than the start of any other lateral ground traffic signal group in the Nxi horizontal ground traffic signal group being driven to emit the optical signal.
  • the overlap durations of the entrance lanes with different driving directions of the same plane intersection may be equal or partially equal or unequal.
  • the overlap durations of the same plane intersections with the same direction of travel but different orientations may be equal or partially equal or unequal.
  • the overlap durations of the same entrance lanes of the same plane intersection may be equal or partially equal or unequal.
  • the overlap duration T cd_xi is the overlap duration corresponding to the entrance lane xi
  • the entrance lane xi is one of the entrance lanes or any one of the entrance lanes of the plane intersection.
  • the starting time of the horizontal ground traffic signal group pxi to issue the permission optical signal is the phase ending time of the previous intersection conflict control right. That is, the interval T ⁇ _pxi_qxi at which the lateral ground traffic signal group pxi and the lateral ground traffic signal group qxi emit the start timing of the allowable optical signal is equal to the overlap duration T cd — xi .
  • Long T cd_xi may be a preset value stored in the overlap (or long when the host apparatus according to the update instruction overlap or interactive update from the interface currently stored T cd_xi) long T cd_xi preset algorithm in real time based on the available computing time or overlap.
  • the overlap duration T cd_xi may be equal to 2 seconds, 3 seconds, 4 seconds, 5 seconds, 6 seconds, 7 seconds, 8.1 seconds, 10 seconds, or other duration.
  • the previous intersection conflict control phase of the control right phase of the entrance lane xi may be, for example, a southbound straight lane or a northbound of the plane intersection.
  • the entrance lane xi is a westbound straight lane
  • the previous intersection conflict control phase of the control right phase of the entrance lane xi may be, for example, a southbound straight lane or a northbound straight lane of the plane intersection or
  • the control phase of the eastbound left lane or the southbound left lane because of the westbound straight lane of the intersection, the southbound straight lane or the northbound straight lane or the eastbound left turn lane or southbound with the planned intersection
  • the left-turn lanes are conflicting lanes, and other conflicts are similar.
  • the control phase of the north-south turn left lane, the east-west turn lane, the north-south straight lane, and the east-west straight lane loop is the control phase of the east-west turn lane
  • the control phase of the control intersection of the east-west turn lane is the north-south direction
  • the phase of the control of the straight lane, the phase of the control of the previous intersection of the control direction of the north-south straight lane is the control phase of the east-west straight lane.
  • the phase of the previous intersection conflict control phase of the control lane xi is something Turning the control phase of the lane to the left, and assuming that the entrance lane xi is an entrance lane in the east-west turn lane, the phase of the previous intersection conflict control phase of the control lane xi is north-south direction The phase of control of the straight lane, and so on.
  • the overlap duration of the control phase of the north-south-left turn lane and the east-west turn-by-turn lane is T cd_3 .
  • the overlap time between the east-west turn lane and the north-south straight lane control phase is T cd_2 .
  • the overlap duration of the control direction of the north-south straight lane and the east-west straight lane is T cd_1 .
  • the overlap duration of the control phase of the east-west straight lane and the control phase of the north-south turn lane is T cd_4 .
  • T cd_1 , T cd_2 , T cd_2 and T cd_4 may all be equal or partially equal or unequal to each other.
  • the lane segment defined between the intersection safety line of the entrance lane xi and the parking line can form an entrance guiding area, this provides a certain space basis for the pre-acceleration of the vehicle through the intersection, and controls the vehicle to enter the intersection.
  • Speed ie, the vehicle exits the entrance guide area
  • the speed and the vehicle's driving state in the entrance guide area provide a basis for improving the vehicle traffic efficiency at the intersection.
  • the Nxi horizontal ground traffic signal group can divide the entrance guiding area into a plurality of lane segments, and use the optical signals emitted by the Nxi horizontal ground traffic signal groups to make the driving state of the vehicle in the entrance guiding area and the vehicle exiting the entrance guiding area.
  • the ground type traffic signal light group is more convenient for the driver to recognize the corresponding traffic control signal, thereby further improving the vehicle traffic safety controllability at the plane intersection.
  • the start time of the allowed light signal or the police light signal or the forbidden light signal by flexibly controlling the start time of the allowed light signal or the police light signal or the forbidden light signal by each horizontal ground traffic signal light group in the Nxi horizontal ground traffic signal light group, it is beneficial to realize the passage of the vehicle through the intersection. More precise control of time and speed, which in turn helps to further improve vehicle traffic safety controllability at the intersection.
  • the Nxi horizontal ground traffic signal groups are driven to start from the horizontal ground traffic signal group qxi. a light signal, wherein the closer the horizontal ground traffic signal group of the Nxi horizontal ground traffic signal group to the horizontal ground traffic signal group qxi, the earlier the start time of the allowed light signal is issued, which can be considered as Nxi
  • the horizontal ground traffic signal groups in the horizontal ground traffic signal group start to issue the permission light signals in a certain order, which lays a foundation for reasonable and appropriate guidance of the time and speed of the vehicle through the entrance guide area, for example, It is beneficial to enable the vehicle to safely and efficiently drive out of the entrance guiding area under the guidance of the guiding speed of the light signals emitted by the Nxi horizontal ground traffic signal light groups, thereby facilitating the driving of the vehicle in a safe and controllable manner. Crossing the road.
  • the driven Nxi horizontal ground traffic signal light groups sequentially emit a permission light signal from the horizontal ground traffic signal light group qxi, and may exhibit a uniform speed or a variable speed.
  • the shifting guiding speed may be a uniform acceleration guiding speed (wherein the uniform acceleration guiding speed may be divided into a uniform acceleration guiding speed in which the initial speed is zero and a uniform acceleration guiding speed in which the initial speed is not zero) or a non-uniform acceleration guiding speed.
  • the driven Nxi horizontal ground traffic signal light groups sequentially emit the allowed light signal from the horizontal ground traffic signal light group qxi to exhibit a uniform speed
  • the horizontal direction in the Nxi horizontal ground traffic signal group The ground traffic signal group i emits a start time of the optical signal, and the interval time at which the start time of the light signal is transmitted relative to the horizontal ground traffic signal group qxi is expressed as T ⁇ g_i_qxi , wherein
  • the uniform acceleration guiding speed of the initial speed is 0 by sequentially issuing the permission light signal from the horizontal ground traffic signal group qxi, and the Nxi horizontal ground traffic signal group
  • the interval time at which the horizontal ground traffic signal group i emits the permission light signal is expressed as T ⁇ g_i_qxi with respect to the start time of the start time of the horizontal light traffic signal group qxi.
  • the general expression formula when the initial velocity v 0 of the uniform acceleration guiding speed is greater than 0 may be:
  • T cd — xi represents an overlap duration corresponding to the entrance lane xi
  • T cd — xi is also equal to an interval duration of the start time of the allowable optical signal between the horizontal ground traffic signal group pxi and the horizontal ground traffic signal group qxi.
  • the L YD_xi entrance lane represents the distance between the stop line and the intersection xi safety line (i.e., the length of the entrance lane of the inlet guide region xi), said L YD_xi traffic signal is also equal to the lateral surface of pxi group lateral ground traffic light group qxi The spacing between them.
  • the horizontal ground traffic signal light group i is any one of the horizontal ground traffic signal light groups of the Nxi horizontal ground traffic signal light groups.
  • the values of L YD_xi and/or T cd_xi may be fixed or may vary with environmental changes.
  • the speed of the first car entering the intersection after the stop line of the entrance lane xi is preferably in a safe range, for example, a speed of 15 km or 20 km is a safer range. If the driving speed of the first car is within the safe range, then the first car can usually brake in the event of a sudden intersection, which helps to reduce the probability of intersection accidents.
  • the guiding speed of the allowed light signal emitted by the Nxi horizontal ground traffic signal group is used to guide the driving speed of the first vehicle into the intersection to a safe range, then the intersection Security is more secure.
  • the length of time it takes for a normal vehicle to start from acceleration to acceleration to speed is The reference basis
  • the distance required for a normal vehicle from start-up to acceleration to safe speed is The basis of the reference.
  • An initial value indicating the overlap duration of the entrance lane xi A pseudo initial value indicating the length of the entrance guide area of the entrance lane xi.
  • L YD_xi can be equal to
  • T cd_xi can be equal to Or for the case where the values of L YD_xi and/or T cd_xi may vary with the environment,
  • the ⁇ 1 is a first safety factor
  • the ⁇ 2 is a second safety factor.
  • the safety factor corresponding to the current environmental factors can be selected, and then based on (or And the currently selected safety factor to get the value of the currently used T cd_xi (or L YD_xi ).
  • the value of ⁇ 1 (or ⁇ 2) can be equal to 1, and the value of ⁇ 1 (or ⁇ 2) can also be greater than 1 or less than 1.
  • the value of ⁇ 1 (or ⁇ 2) can be determined, for example, by reference to environmental factors such as weather, light intensity, slope, and/or intersection complexity. For example, when it is sunny, the value of ⁇ 1 (or 1/ ⁇ 2) can be equal to 1 or close to 1 (for example, 1.1, 1.05 or other values), and when rainy days, ⁇ 1 (or ⁇ 2) takes values (for example, 1.2, 1.3, 1.5, 2) Or other value) is greater than the value of ⁇ 1 (or ⁇ 2) when it is sunny.
  • the value of ⁇ 1 (or ⁇ 2) when the light intensity is good, may be equal to 1 or close to 1 (for example, 1.1 or 1.05 or other values), and the value of ⁇ 1 (or ⁇ 2) when the light intensity is poor (for example, 1.2) , 1.3, 1.5, 2 or other values) is greater than the value of ⁇ 1 when the light intensity is good.
  • the value of ⁇ 1 (or ⁇ 2) may be equal to 1 or close to 1 (for example, 1.1, 1.06 or other values), and the value of ⁇ 1 (or ⁇ 2) when the slope is small (for example, 1.2, 1.3) , 1.5, 1.8, 2 or other values) are greater than the value of ⁇ 1 when the slope is large.
  • the value of ⁇ 1 (or ⁇ 2) is equal to 1 or close to 1 (such as 1.1, 1.04, 1.08 or other values), and the value of ⁇ 1 (or ⁇ 2) when the intersection complexity is large. (such as 1.2, 1.3, 1.5, 1.7, 1.9, 1.8, 2 or other values) is greater than the value of ⁇ 1 (or ⁇ 2) when the slope is small.
  • ⁇ 1 (or ⁇ 2)
  • the value of ⁇ 1 (or ⁇ 2) may also be determined with reference to one or more other factors affecting security.
  • Specific reference to which factors affect safety, how to determine the value of ⁇ 1 (or ⁇ 2) with reference to various factors affecting safety, can be selected according to specific scene needs, and is not particularly limited herein.
  • the parking line position corresponding to the busy time period may be preset (for example, this time period L YD_xi is 10 meters or other values), the parking line position corresponding to the semi-busy time period (such time period L YD_xi is 8 meters), and the parking line corresponding to the idle time period position (e.g., L YD_xi this period of 6 meters) and the like.
  • 7:30 ⁇ 9:30 and 17:30 ⁇ 20:00 can be designated as busy hours, 0:00 ⁇ 6:00 is designated as idle time, and other time periods are designated as semi-busy time, of course, different
  • the application scenario may also have other time zone division methods, which are not exemplified here.
  • L YD_xi there may be a corresponding relationship between the traffic flow and the parking line position, that is, there may be a corresponding relationship between the different time periods and the length of the inlet guiding area L YD_xi .
  • L YD_xi when the traffic volume at the intersection is greater than 100 vehicles per minute, L YD_xi is 10 meters or other value.
  • the length of the inlet guide zone L YD_xi is 8 meters or other values.
  • the length of the inlet guide zone L YD_xi is 6 meters or other values, and so on.
  • the size of the plane intersection may also have a corresponding relationship with the corresponding overlap time and the length of the entrance guide area, for example, a relatively large plane intersection, the overlap time and the length of the entrance guide area may be relatively large.
  • the overlap time and the length of the inlet guide zone can be relatively small.
  • the control phase includes clearing the phase
  • some traffic regulations currently stipulate that the duration of the clear phase (the red hour of the intersection) is fixed to 2 seconds, considering that the emptying lengths of different lanes of different plane intersections may be different, the same
  • the emptying lengths of different lanes at a flat intersection may also vary, and clearing the phase duration to a specific value is not necessarily the most scientific. Therefore, it can be considered to obtain the corresponding empty phase time length T qk according to the emptying length of the lane. E.g Or when Greater than or equal to 2 seconds And when T qk_xi takes 2 seconds when it is less than 2 seconds.
  • T qk_xi represents the empty phase duration of the entrance lane xi.
  • L qk_xi represents the emptying length corresponding to the entrance lane xi (L qk_xi is equal to the length of the entrance guide area of the entrance lane xi + the length of the intersection corresponding to the entrance lane xi).
  • V' lk_xi is, for example, equal to the minimum speed limit V lk — min or the desired speed V lk — q of the plane intersection to which the entrance lane xi belongs.
  • V' lk_xi may be equal to V lk — min * ⁇ 3 or V lk — q * ⁇ 3
  • the value of the third safety factor ⁇ 3 may be equal to 1 or greater than 1 or less than 1.
  • the value of ⁇ 3 can be determined, for example, by reference to environmental factors such as weather, light intensity, slope, and/or intersection complexity.
  • the specific value of ⁇ 3 can be referred to the specific value of ⁇ 1.
  • the T qk_xi obtained based on the above-mentioned example may not be a fixed time of 2 seconds, and T qk_xi may be adaptively changed according to the specific intersection conditions, which is beneficial to better ensure that the vehicle does not collide at the intersection, thereby facilitating further improvement.
  • the safety of intersections may not be a fixed time of 2 seconds, and T qk_xi may be adaptively changed according to the specific intersection conditions, which is beneficial to better ensure that the vehicle does not collide at the intersection, thereby facilitating further improvement. The safety of intersections.
  • the method further includes: driving the Nxi horizontal ground traffic signal groups to simultaneously issue a forbidden optical signal when the control phase of the entrance lane xi ends. Or, when the phase of the phase is left from the end of the control phase of the entrance lane xi, the Nxi horizontal ground traffic signal groups are driven to simultaneously emit the forbidden light signal. Or driving the Nxi horizontal ground traffic signal groups to sequentially emit a forbidden optical signal from the horizontal ground traffic signal group qxi, when the phase of the phase is left at the end of the control phase of the entrance lane xi.
  • the start time of the forbidden light signal is later than the start time of the forbidden light signal by any other horizontal ground traffic light group in the Nxi horizontal ground traffic signal group.
  • the interval between the lateral ground traffic signal group pxi and the start time of the horizontal ground traffic signal group qxi to issue the forbidden light signal is equal to the length of the entry guide clearing time of the entrance lane xi.
  • the entrance guide area clearing duration of the entrance lane xi is represented as T YD_qk_xi ,
  • V' YD_qk_xi may be equal to V lk_max or V lk_min or V lk_q
  • V lk — max represents the highest speed limit of the plane intersection
  • V lk — min represents the minimum speed limit of the plane intersection
  • V lk — q represents Describe the desired speed of the intersection.
  • the entry guide area clearing time length T YD — qk — xi is, for example, less than the overlap time length T cd —xi .
  • V lk_min is less than V lk_max .
  • V lk_q range space is greater than or equal to V lk_min and less than or equal to V lk_max any real number, i.e., greater than or equal to the V lk_q V lk_min and less than or equal to V lk_max.
  • the driven Nxi horizontal ground traffic signal light groups sequentially emit the forbidden light signal from the horizontal ground traffic signal light group qxi
  • the uniform guiding speed is presented, then the horizontal direction in the Nxi horizontal ground traffic signal light group
  • the start time of the ground traffic signal group i to issue the forbidden light signal, and the interval time of the start time of the forbidden light signal relative to the horizontal ground traffic signal group qxi is expressed as T ⁇ r_i_qxi , wherein L i_qxi represents the distance of the lateral ground traffic signal group i relative to the lateral ground traffic signal group qxi, and the horizontal ground traffic signal group i is any one of the Nxi horizontal ground traffic signal groups. group.
  • the method further includes:
  • the Nxi horizontal ground traffic signal groups are driven to sequentially emit a warning light signal from the lateral ground traffic signal group qxi, wherein the Nxi horizontal grounds
  • the start time of the warning light signal is issued later than any other horizontal ground traffic signal group in the Nxi horizontal ground traffic signal group.
  • the interval between the lateral ground traffic signal group pxi and the start time of the horizontal ground traffic signal group qxi to emit the warning light signal is equal to the length of the
  • the execution body of the above method may be a signal light driving control device such as a signal machine or an array driver.
  • the signal machine mentioned in the embodiments of the present application may also be referred to as a program-controlled switch, or a traffic control signal, a traffic signal, an intersection signal, an intersection traffic signal, or an intersection traffic control signal.
  • Figures 6 and 7 illustrate some possible connections of a signal, array driver, and intersection traffic light array.
  • the signal or array driver can drive the control intersection traffic light array operation by outputting a drive signal to the intersection traffic light array.
  • each horizontal ground traffic signal group can operate under the control of the signal.
  • each horizontal ground traffic signal group can operate under the control of an array driver connected to the signal.
  • the start and end time of the control phase of the entrance lane (for example, the start and end time of the traffic phase, the start and end time of the excessive phase, or the start and end time of the forbidden phase, etc.) is determined by the signal, the start and end times of these phases can be recorded in the signal.
  • the phase timing table maintained by the machine therefore, the signal can know the start and end time of the control phase of each entrance lane, that is, the signal can know when the time is the control phase from the entrance lane xi At the end of an intersection conflict control phase, there is an overlap time T cd_xi .
  • the array driver can learn directly or indirectly from the signal or (or other device connected to the signal or controlled by the signal) what time is the previous intersection conflict control phase of the control phase from the entrance lane xi At the end of the overlap time T cd_xi .
  • the array driver can learn when the time is the control from the entrance lane xi based on a countdown signal from the signal (or other device connected to the signal or controlled by the signal) for the transit phase or the forbidden phase.
  • T cd_xi there is an overlap time T cd_xi .
  • the time interval of the signal is equal to the overlap duration, such that when the vehicle on the entrance lane xi travels to the intersection under the safe guidance of the Nxi horizontal ground traffic light groups, the previous intersection with the control phase of the entrance lane xi
  • the control phase has ended, so that it is advantageous for the vehicles on the entrance lane xi to collide with the passing vehicles that do not collide with other intersections at the intersection, thereby facilitating the safety of the vehicles passing the intersection on the entrance lane xi.
  • a phase period of the entire plane intersection is the control phase of all the intersection conflict lanes of the plane intersection (for example, the north-south straight lane, the north-south left lane, the east-west straight lane, and the east-west turn lane control phase ) Cycle for a week.
  • the control phase of each group of conflict lanes can be set as shown in Figure 5-b.
  • the control right phase of the north-south turn lane includes a pass phase (for example, a green light phase) of 25 seconds, a transition phase (for example, a yellow light phase) of 3 seconds, and a clear phase (an intersection red light period) of about 2 seconds.
  • the corresponding effective transit time can be equal to the transit phase of 25 seconds - 2 seconds (2 seconds subtracted can be considered as driver response time + vehicle start-up time, etc., can be called transit phase loss duration) + available
  • the transition phase duration is about 1 second (assuming a transition phase duration of 3 seconds includes: the available transition phase duration is about 1 second + the unusable transition phase duration is about 2 seconds), for a total of about 24 seconds.
  • the total loss time of a single control phase (which can be called the conversion loss duration of the control phase) is equal to the unusable transition phase duration of about 2 seconds + the clear phase 2 seconds + the transit phase loss duration is about 2 seconds, that is, the total loss time total It takes about 6 seconds.
  • the overlapping duration of the intersection conflict control phase (ie, the pre-acceleration duration) is 8 seconds.
  • the spacing between the parking line and the intersection safety line is adapted to the overlap duration, and thus the control phase of the intersection conflict lane (for example, the north-south straight lane and the east-west straight lane) overlaps for 8 seconds.
  • the various phases of each group of intersection conflict lanes set in an overlapping manner can be illustrated by way of example in Figures 5-c and 5-d.
  • the duration of the control phase of the four groups of intersection lanes which are north-south straight lane, north-south left lane, east-west straight lane and east-west turn lane, is fixed at 30 seconds.
  • the total phase period of the entire plane intersection is shortened from 120 seconds to 96 seconds.
  • the phase period of the planar crossroad can use a relatively short period of the total duration, which is beneficial for solving the plane cross.
  • the usual method is to set the total duration of the phase period of the plane intersection to be very long.
  • the total length of a single phase cycle at some flat crossroads is as long as 240 seconds, which makes the red lights of pedestrians and vehicles very long. This kind of red light sometimes challenges people tolerate the limits and leads to widespread acceptance. Rickets.
  • the overlap duration (ie, the pre-acceleration duration) of the temporally adjacent intersection conflict control weight is 8 seconds, and the overlap duration may of course be other durations. For example, it may be 1 second, 2 seconds, 3.5 seconds, 5 seconds or 6 seconds, 8 seconds, 9 seconds, 10 seconds or less than the other duration of the corresponding control phase duration, and the corresponding embodiment may be deduced.
  • the examples shown in Figure 5-c and Figure 5-d illustrate the control phase including the transit phase, the transition phase, and the clear phase.
  • the control phase may also be the other components exemplified in Figure 2-c.
  • the control phase may include the transit phase and the clear phase, but does not include the transition phase.
  • a corresponding embodiment in which the phase of the control is in other forms can be deduced.
  • the implementation of the solution of the embodiment of the present application can relatively increase the effective transit time on the premise that the total duration of the phase period of the entire plane intersection is fixed, or can also be constant in the duration of the single control phase. Reduce the total length of the phase period of the entire plane intersection.
  • the technical solution of the embodiment of the present application can not only greatly reduce the total phase period duration of the entire plane intersection, but also reduce the total length of the phase loss of the entire plane cross section by adopting a conventional scheme of reducing the total length of the phase of the phase of the control phase.
  • the red light waiting time is shortened, which helps to reduce fuel consumption and exhaust emissions.
  • the engineering modification of implementing the solution of the embodiment of the present application is relatively easy, and the original traffic facilities can be basically retained.
  • the original camera sensing and the like can basically continue to be used.
  • the main purpose is to adjust the starting and ending time of each group of intersection conflict control right phase, and to move back the parking line set in the intersection safety line position (for example, the setting position of the horizontal ground traffic signal group pxi) in the prior art, so that the intersection safety line and The parking line (for example, the setting position of the lateral ground traffic signal group qxi) is separated in the spatial position, and the area between the parking line and the intersection safety line forms an entrance guiding area.
  • the vehicle since the parking line is relatively far away from the crosswalk, the vehicle basically does not have to worry about pedestrians suddenly rushing out from the crosswalk when starting the vehicle. When the pedestrian crosses the road, there is basically no need to worry about the vehicle with the red light colliding, which is achieved to a certain extent. The separation of people and vehicles does not interfere with each other.
  • the total phase period of the plane intersection is usually very long, the waiting time is also very long, and the duration of the single control phase is also long.
  • the distance between the two plane intersections is relatively close, it is easy to cause the vehicle to stay in the intersection, which will affect the vehicle passing through the intersection of the corresponding next control right phase, resulting in congestion, commonly known as green light.
  • green light Most of the traffic jams on rainy and foggy days are also caused by this reason.
  • the total time period of the phase intersection of the plane intersection is greatly shortened, which can reduce the number of bus vehicles released in a single phase cycle, which is beneficial to reduce the bus train phenomenon of the bus station.
  • an embodiment of the present invention further provides an intersection traffic signal system, wherein the intersection traffic signal system includes a signal 630, an intersection traffic signal array 620, and an array driver 610 for driving an intersection traffic signal array.
  • An intersection traffic light array 620 is coupled to the array driver 610 (eg, a wired connection or a wireless connection).
  • the intersection traffic signal array 620 can be, for example, any one of the intersection traffic signal arrays provided in the foregoing embodiments.
  • each lateral ground traffic signal group can operate under the drive control of the array driver 610.
  • the array driver can drive the intersection traffic signal array by directly or indirectly outputting a control signal or a power supply signal to the intersection traffic light array (the control signal or the power supply signal can also be regarded as some specific expression of the drive signal).
  • the array driver can drive the corresponding horizontal ground traffic signal group to emit A1 by outputting a driving signal (for example, a first driving signal, a second driving signal, or a third driving signal) to the horizontal ground traffic signal light group in the intersection traffic light array.
  • a driving signal for example, a first driving signal, a second driving signal, or a third driving signal
  • the signal engine 630 can provide some related signals to the array driver 610, for example, the signal machine can provide the array driver 610 with a pass phase or a forbidden phase countdown signal of the lane, etc., or the signal can be sent to the array driver 610.
  • the trigger signal for example, may indicate that the current time is the last intersection of the control right phase of the entrance lane xi, and the control phase ends with the overlap time T cd_xi .
  • the signal machine can also transmit a profile or the like in which the overlap duration T cd_xi is recorded to the array driver 610.
  • an embodiment of the present invention further provides another intersection traffic signal driving control system, where the intersection traffic signal driving system includes an intersection traffic signal array 720 and a signal 710 for driving the intersection traffic signal array.
  • the intersection traffic light array 720 is coupled to the signal 710 (eg, a wired connection or a wireless connection).
  • the intersection traffic signal array 720 can be, for example, any one of the intersection traffic signal arrays provided in the foregoing embodiments.
  • each lateral ground traffic signal group can operate under the drive control of the signal machine 710.
  • the signal 710 can drive the intersection traffic light array operation by directly or indirectly outputting a control signal or a power supply signal to the intersection traffic light array (the control signal or the power supply signal can also be regarded as some specific manifestation of the drive signal).
  • the signalling device 710 can drive the corresponding horizontal ground traffic signal light group by outputting a driving signal (for example, a first driving signal, a second driving signal, or a third driving signal) to the horizontal ground traffic signal light group in the intersection traffic light array.
  • a driving signal for example, a first driving signal, a second driving signal, or a third driving signal
  • an embodiment of the present invention further provides an intersection traffic signal driving control system, where the intersection traffic signal driving system includes an interface traffic light array 820 and an array driver 810 for driving an intersection traffic signal array, the intersection traffic signal light.
  • the array 820 is coupled to the array driver 810 (eg, a wired connection or a wireless connection).
  • the intersection traffic signal array 820 can be, for example, any one of the intersection traffic signal arrays provided in the foregoing embodiments.
  • the array driver 810 is configured to drive the Nxi horizontal ground traffic signal light groups from the lateral ground when the previous intersection collision control right phase from the control right phase of the entrance lane xi ends with an overlap duration T cd — xi
  • the traffic signal group qxi starts to issue the permission light signal in sequence; the lateral ground traffic signal group near the horizontal ground traffic signal group qxi among the Nxi horizontal ground traffic signal groups is driven to emit the optical signal.
  • the start time of the horizontal ground traffic signal group pxi is driven to emit the A2 type optical signal, and any other horizontal ground traffic signal group that is later than the Nxi horizontal ground traffic signal group is driven to be issued.
  • the start time of the optical signal is allowed, wherein the interval T ⁇ _pxi_qxi of the start time of the horizontal ground traffic signal group pxi and the horizontal ground traffic signal group qxi to emit the optical signal is equal to the overlap time T cd_xi .
  • the array driver 810 can output a control signal or a power supply signal directly or indirectly to the intersection traffic light array.
  • the control signal or the power supply signal can also be regarded as some specific manifestation of the drive signal) to drive the Nxi horizontal ground traffic signal light groups to sequentially emit the allowable optical signals starting from the horizontal ground traffic signal light group qxi.
  • the function of the array driver 810 (or the array driver 610 or the signal 710) of the embodiment may be specifically implemented according to the method in the foregoing method embodiment.
  • the specific implementation process refer to the related description of the foregoing method embodiment, where Let me repeat.
  • the descriptions of the various embodiments are different, and the details that are not detailed in a certain embodiment can be referred to the related descriptions of other embodiments.
  • the disclosed apparatus may be implemented in other ways.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or may be Integration into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be electrical or otherwise.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • a computer readable storage medium A number of instructions are included to cause a computer device (which may be a personal computer, server or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes: U disk, mobile hard disk, magnetic disk, optical disk, read-only memory (ROM), or random access memory (RAM), and other media that can store program codes.

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Abstract

L'invention porte sur un système de commande de pilotage des feux de circulation d'un carrefour, comprenant un groupement de feux de circulation de carrefour (620) et un dispositif de pilotage de groupement (610) pour piloter le groupement de feux de circulation de carrefour (620) ; le groupement de feux de circulation de carrefour (620) peut comprendre des ensembles Nxi de feux de circulation au sol transversaux ; les ensembles Nxi de feux de circulation au sol transversaux comprennent des ensembles de feux de circulation au sol transversaux pxi disposés aux positions de lignes de sécurité de carrefour de voies d'entrée xi au niveau d'un croisement plan, et les ensembles Nxi de feux de circulation au sol transversaux comprennent en outre des ensembles de feux de circulation au sol transversaux qxi disposés aux positions de lignes d'arrêt des voies d'entrée xi. Ledit système aide à améliorer l'efficacité de passage de véhicules et la commandabilité de sécurité au niveau d'un croisement plan.
PCT/CN2016/103928 2015-02-11 2016-10-30 Système de commande de pilotage de groupement de feux pour système de commande de passage de police électronique intelligente Ceased WO2017157022A1 (fr)

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CN201510073648.6A CN104680524B (zh) 2015-02-11 2015-02-11 一种叶类蔬菜病害诊断方法
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CN201610154537.2A CN106683428A (zh) 2015-11-06 2016-03-17 智能电子警察通行控制系统的信号灯阵列驱动控制系统

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