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WO2015068269A1 - Dispositif d'affichage - Google Patents

Dispositif d'affichage Download PDF

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Publication number
WO2015068269A1
WO2015068269A1 PCT/JP2013/080275 JP2013080275W WO2015068269A1 WO 2015068269 A1 WO2015068269 A1 WO 2015068269A1 JP 2013080275 W JP2013080275 W JP 2013080275W WO 2015068269 A1 WO2015068269 A1 WO 2015068269A1
Authority
WO
WIPO (PCT)
Prior art keywords
speed
scale
range
speed range
display device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2013/080275
Other languages
English (en)
Japanese (ja)
Inventor
松原　勉
卓矢 河野
武史 三井
水口　武尚
星原　靖憲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to PCT/JP2013/080275 priority Critical patent/WO2015068269A1/fr
Publication of WO2015068269A1 publication Critical patent/WO2015068269A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/07—Indicating devices, e.g. for remote indication
    • G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
    • G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
    • B60K35/213—Virtual instruments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
    • B60K35/214—Variable gauge scales, e.g. scale enlargement to adapt to maximum driving speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
    • B60K35/22—Display screens
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D7/00—Indicating measured values
    • G01D7/002—Indicating measured values giving both analog and numerical indication
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/10—Input arrangements, i.e. from user to vehicle, associated with vehicle functions or specially adapted therefor

Definitions

  • the present invention relates to a display device that displays an analog instrument image indicating a state of a moving body such as a vehicle on a display unit.
  • Patent Document 1 discloses a vehicle display device called a head-up display (hereinafter referred to as HUD) that includes a combiner on a windshield of an automobile and displays a display virtual image toward the driver.
  • HUD head-up display
  • the optical information emitted from the liquid crystal display device is projected on a combiner consisting of a hologram or a half mirror incorporated in the windshield, so that the driver can read the information from the driving state with little movement of the line of sight. Can do.
  • the liquid crystal display device When driving the vehicle, the driver focuses the eyes farther as the vehicle speed increases and closer to the eyes as the vehicle speed decreases. Therefore, in the HUD described in Patent Document 1, the liquid crystal display device is moved away from the combiner as the vehicle speed becomes faster, and closer to the combiner as the vehicle speed becomes slower. The image forming position of the display virtual image is made far, and the image forming position of the display virtual image from the driver is made closer as the vehicle speed decreases. Thereby, the difference between the imaging position of the display virtual image corresponding to the vehicle speed and the focus position of the driver's eyes is reduced, and the visibility of the situation outside the vehicle and the display contents is improved.
  • Patent Document 2 discloses a vehicle meter unit that displays an image of instruments indicating the vehicle speed and engine speed of the vehicle.
  • This vehicle meter unit displays an analog instrument that indicates an analog speed in the same manner as a conventional turntable, and changes the display form of the digital instrument that indicates the indicated value in conjunction with the analog instrument.
  • the vehicle meter unit of Patent Document 2 changes at least one of the size and shape of a numeric image indicating the speed instruction value of the digital instrument in accordance with the increase or decrease of the speed of the vehicle. For example, the dimension is changed so that the numerical image indicated by the digital instrument becomes larger as the speed instruction value becomes larger. This makes it easier for the driver to notice an increase in vehicle speed.
  • the display image of the display device arranged on the dashboard is reflected by the reflection surface above the dashboard, so that the display image is superimposed on the outside scenery through the windshield and displayed.
  • HUD is disclosed.
  • the image forming position of the display device can be changed by moving the display device in parallel with the upper surface of the dashboard according to the speed of the vehicle, and the display image can be displayed at an optimum position for the driver.
  • Patent Documents 1 to 3 have a problem that the visibility of analog instruments is not improved and the indicated value cannot be recognized quickly.
  • Patent Document 1 makes it easier for the driver to see the instrument image by reducing the difference between the image formation position of the display virtual image corresponding to the vehicle speed and the focus position of the driver's eyes.
  • Patent Document 1 since an analog instrument is not considered, there is a possibility that the indicated value cannot be recognized quickly depending on the display mode of the analog instrument.
  • Patent Document 2 only the portion for digitally displaying the indicated value of the instrument according to the speed of the vehicle is emphasized, and the display mode of the analog instrument is not changed. For this reason, when the vehicle is traveling at a low speed, the digitally displayed numerical image of the indicated value is easily confused with the numerical image of the analog instrument other than the pointer position, which may confuse the driver.
  • the present invention has been made to solve the above-described problems, and an object thereof is to obtain a display device capable of improving the visibility of an analog instrument image.
  • a display device is a display device that displays an analog instrument image instructing the state of a moving body on a display unit, and displays the state of the moving body, the surrounding situation of the moving body, and the movement mode set for the moving body.
  • a data acquisition unit to acquire and an analog instrument image that indicates the state of the moving body are generated, and at least of the state of the moving body acquired by the data acquisition unit, the surrounding situation of the moving body, and the state of the moving body recommended in the moving mode
  • a control unit that dynamically changes the scale interval of the analog instrument image according to one and a drawing processing unit that draws the analog instrument image and displays it on the display unit are provided.
  • FIG. 4 is a flowchart illustrating an operation example of the display device according to the first embodiment. It is a figure which shows an example of drawing data.
  • 6 is a diagram showing a display example of a speedometer in the first embodiment.
  • FIG. 10 is a diagram showing a display example of a speedometer in the second embodiment. It is a flowchart which shows operation
  • FIG. 10 is a diagram showing a display example of a speedometer in the third embodiment.
  • FIG. 10 is a diagram showing a display example of a speedometer in the fourth embodiment. It is a flowchart which shows operation
  • FIG. 18 shows a display example of a speedometer in the sixth embodiment. It is a flowchart which shows operation
  • FIG. 10 is a diagram showing a display example of a speedometer in the fourth embodiment. It is a flowchart which shows operation
  • FIG. 38 shows a display example of a speedometer in the seventh embodiment. It is a flowchart which shows operation
  • FIG. 20 shows a display example of a speedometer in the eighth embodiment. It is a flowchart which shows operation
  • FIG. 25 is a flowchart showing an operation (acceleration / deceleration change) of the display device according to the ninth embodiment. It is a figure which shows the example of a display (acceleration / deceleration change) of the speedometer in Embodiment 9.
  • FIG. 1 is a block diagram showing a configuration of a display device according to Embodiment 1 of the present invention.
  • the display device 1 is a display device that displays an analog instrument image that indicates the state of a moving object (for example, a vehicle) on the display unit 5, and includes a data acquisition unit 2, a control unit 3, and a drawing process.
  • the unit 4 is provided.
  • the display unit 5 may be provided integrally with the housing of the display device 1 or may be provided separately.
  • the data acquisition unit 2 is a data acquisition unit that acquires vehicle state data, vehicle environment data, and travel mode data. For example, the vehicle speed, the remaining fuel amount, the engine speed, etc., which are instructed by various instruments from the ECU (electronic control unit; not shown) of the host vehicle, are acquired as vehicle state data.
  • the speed limit (maximum speed limit or minimum speed limit) of the road on which the vehicle is traveling, obtained by analyzing the image of the surroundings of the vehicle (speed limit signboard, etc.) captured by the in-vehicle camera is used as environmental data. get.
  • the driving mode data set for the host vehicle by the user is acquired from the ECU.
  • the travel mode data is data that specifies a travel state recommended for the host vehicle. For example, in the eco mode, a speed range that saves fuel on the road on which the vehicle is traveling is recommended. Further, in the case of the sport mode, since a high speed traveling of the vehicle is assumed, a high speed range is recommended.
  • the control part 3 produces
  • the control unit 3 controls the display mode of the analog instrument image according to at least one of the vehicle state recommended by the vehicle state data acquired by the data acquisition unit 2, the vehicle environment data, and the travel mode data. Change.
  • the drawing processing unit 4 draws an analog instrument image instructed to be drawn from the control unit 3 and displays it on the screen 5 a of the display unit 5.
  • the display unit 5 is a display monitor that is built in, for example, an instrument panel of a vehicle and displays an instrument image indicating a vehicle state (speed information, fuel information, engine speed, etc.) on the screen 5a.
  • the display unit 5 can be realized by a liquid crystal display panel, a plasma display panel, an organic EL panel, or the like.
  • the data acquisition unit 2, the control unit 3, and the drawing processing unit 4 are realized as specific means in which hardware and software cooperate by causing the microcomputer to execute a program relating to processing unique to the present invention.
  • FIG. 2 is a flowchart illustrating an operation example of the display device according to the first embodiment.
  • the control unit 3 reads and obtains drawing data from a memory (not shown) (step ST1).
  • the control unit 3 generates a base image of the analog instrument based on the drawing data, and instructs the drawing processing unit 4 to perform drawing (step ST2).
  • the drawing processing unit 4 draws a base image of an analog speedometer without a scale as shown in FIG. 3 in accordance with an instruction from the control unit 3 and displays it on the screen 5 a of the display unit 5.
  • control unit 3 generates a normal scale image of the analog speedometer image using the scale image data read from the memory, and instructs the drawing processing unit 4 to perform drawing (step ST3).
  • drawing processing unit 4 draws an analog speedometer image with a normal scale and displays it on the screen 5 a of the display unit 5.
  • the control unit 3 sequentially inputs the current vehicle speed Vc (km / h) acquired by the data acquisition unit 2 (step ST4).
  • the control unit 3 determines the position of the pointer based on the vehicle speed Vc input from the data acquisition unit 2 (step ST5), generates a pointer image using the pointer image data read from the memory, and performs a drawing processing unit. 4 is instructed to draw a pointer (step ST6).
  • the drawing processing unit 4 draws an analog speedometer image indicating the current vehicle speed Vc at a normal interval and displays it on the screen 5 a of the display unit 5.
  • the control unit 3 dynamically changes the scale interval in the analog speedometer image according to the current vehicle speed Vc.
  • the speed range including the current vehicle speed Vc is calculated as a fine scale interval drawing range (step ST7).
  • the control unit 3 calculates the upper limit speed V high of the speed range as Vc + Vx and the lower limit speed V low as Vc ⁇ Vx (step ST7-1).
  • the control unit 3 determines a speed range of ⁇ Vx with the current vehicle speed Vc as a center value as a range to be drawn at fine scale intervals, and a speed from 0 (km / h) to less than V low (km / h).
  • a speed range exceeding the range and V high is determined as a range for drawing at a normal scale interval (step ST7-2).
  • Vx is set to a value that is easy for the driver to visually recognize the speed change around the vehicle speed Vc, which is the speed near the current vehicle speed Vc.
  • the control unit 3 generates a scale image with a fine speed range calculated as described above and a scale image with a normal speed range, and instructs the drawing processing unit 4 to draw the scale (step ST8). ).
  • the drawing processing unit 4 draws a speed range centered on the current vehicle speed Vc in the speed range of the current analog speedometer image at fine scale intervals, and displays the screen of the display unit 5. 5a is displayed.
  • an analog speedometer image as shown in FIG. 4 is displayed on the screen 5a of the display unit 5 in accordance with a speed change caused by driving the vehicle.
  • the speed range A centered on the current vehicle speed Vc becomes a fine scale interval, and the visibility is improved. For this reason, the driver can easily identify the location where the pointer indicates the current vehicle speed Vc, and can easily recognize the speed near the vehicle speed Vc intuitively, and can recognize the detailed speed change at the speed near the vehicle speed Vc. It becomes easy.
  • an analog speedometer image is displayed.
  • analog instrument images indicating other vehicle states.
  • a range centered on the current remaining fuel amount or engine speed may be displayed at fine scale intervals.
  • the data acquisition unit 2 that acquires the vehicle state data, the environment data of the vehicle, and the travel mode data set in the vehicle, and the analog instrument image that indicates the state of the vehicle
  • a control unit 3 that dynamically changes the scale interval of the analog instrument image according to at least one of the vehicle states recommended by the vehicle state data, the vehicle environment data, and the travel mode data that are generated and acquired by the data acquisition unit 2
  • a drawing processing unit 4 for drawing an analog instrument image and displaying it on the display unit 5.
  • the control unit 3 changes the scale interval within the range including the instruction value of the current state of the vehicle more finely than outside the range. By comprising in this way, the scale interval can change dynamically and the visibility of an analog instrument image can be improved.
  • the range including the indication value of the current state of the vehicle is a range having the indication value of the current speed of the host vehicle as the central value.
  • FIG. 1 is referred to for the configuration of the second embodiment.
  • FIG. 5 is a flowchart showing an operation example of the display device according to the second embodiment, in which step ST7 of FIG. 2 shown in the first embodiment is changed to step ST7a. Therefore, the process of step ST7a will be mainly described, and hereinafter, a case where an analog speedometer image is displayed on the display unit 5 will be described.
  • the control unit 3 dynamically changes the scale interval in the analog speedometer image according to the current vehicle speed Vc.
  • the speed range including the current vehicle speed Vc is calculated as a fine scale interval drawing range (step ST7a).
  • the control unit 3 sequentially calculates Vc1 obtained by rounding off the 1's place of the vehicle speed Vc (step ST7a-1).
  • the control unit 3 calculates the upper limit speed V high of the speed range as Vc1 + Vx and the lower limit speed V low as Vc1-Vx (step ST7a-2). After that, the control unit 3 determines a speed range of ⁇ Vx with Vc1 as the center value as a range to be drawn with fine scale intervals, and a speed range from 0 (km / h) to less than V low (km / h) A speed range exceeding V high is determined as a range for drawing at a normal scale interval (step ST7a-3). Note that Vx is set to a value that is close to the current vehicle speed Vc and allows the driver to easily see the change in the vehicle speed Vc.
  • the control unit 3 generates a scale image with a fine speed range calculated as described above and a scale image with a normal speed range, and instructs the drawing processing unit 4 to draw the scale (step ST8). ).
  • the drawing processing unit 4 draws a speed range including the current vehicle speed Vc in the speed range of the current analog speedometer image at fine scale intervals and displays it on the screen 5 a of the display unit 5. To do.
  • an analog speedometer image as shown in FIG. 6 is displayed on the screen 5a of the display unit 5 in accordance with the speed change caused by driving the vehicle.
  • the speed range B including the current vehicle speed Vc becomes a fine scale interval, and the visibility is improved. Therefore, as in the first embodiment, it is easy for the driver to quickly identify the location where the pointer indicates the current vehicle speed Vc, and to easily intuitively recognize the speed near the vehicle speed Vc, and the speed near the vehicle speed Vc. It becomes easy to recognize the detailed speed change in.
  • Vc1 obtained by rounding off the first place of the vehicle speed Vc is 40c, and the speed range B displayed at a fine scale interval is from 30 (km / h) to 50.
  • the speed range is up to (km / h).
  • the speed range displayed at fine scale intervals continuously (frequently) fluctuates, and the driver may feel annoyed.
  • the speed range displayed at fine scale intervals is fixed.
  • the scale interval can be dynamically changed to improve the visibility of the analog instrument image, and the speed around the current vehicle speed Vc can fluctuate excessively. Can be prevented.
  • a speed range to be displayed with fine scale intervals such as 0 to 20 (km / h), 20 to 40 (km / h), and 40 to 60 (km / h) is set in advance, and these speed ranges are set.
  • the normal scale interval may be changed to a fine scale interval. In this way, the same effect as described above can be obtained.
  • an analog speedometer image is displayed.
  • analog instrument images indicating other vehicle states.
  • a range including the current remaining fuel amount and engine speed may be displayed at fine scale intervals, and this range may be discretely varied according to the current instruction value.
  • the control unit 3 discretely varies the range including the instruction value according to the instruction value of the current vehicle state.
  • the range displayed at fine scale intervals changes continuously (frequently), so the driver may feel annoyance.
  • the range displayed at fine scale intervals is fixed. Accordingly, as in the first embodiment, the scale interval can be dynamically changed to improve the visibility of the analog instrument image, and the range including the indication value of the current state of the vehicle is excessively fluctuated. Can be prevented.
  • Embodiment 3 FIG.
  • the display device according to the third embodiment is different from the first embodiment in the range in which the scale interval in the analog instrument image is changed, but the basic configuration is the same as the first embodiment. Therefore, in the following description, FIG. 1 is referred to for the configuration of the third embodiment.
  • FIG. 7 is a flowchart showing an operation example of the display device according to the third embodiment, in which step ST7 of FIG. 2 shown in the first embodiment is changed to step ST7b. Therefore, the process of step ST7b will be mainly described, and hereinafter, a case where an analog speedometer image is displayed on the display unit 5 will be described.
  • the control unit 3 dynamically changes the scale interval in the analog speedometer image according to the environmental data acquired by the data acquisition unit 2 (step ST7b).
  • the control unit 3 inputs from the data acquisition unit 2 the maximum speed limit and the minimum speed limit of the speed limit of the road on which the host vehicle is currently traveling as environment data.
  • the control unit 3 determines the upper limit speed V high of the speed range as the maximum speed limit and determines the lower limit speed V low as the minimum speed limit (step ST7b-1). Thereafter, the control unit 3 determines a speed range from V low (km / h) to V high (km / h) as a range to be drawn at fine scale intervals, and from 0 (km / h) to V low (km / H) and a speed range exceeding V high are determined as a range for drawing at a normal scale interval (step ST7b-2).
  • control unit 3 generates a scale image with a fine speed range calculated as described above and a scale image with a normal speed range, and instructs the drawing processing unit 4 to draw the scale (step ST8). ).
  • the drawing processing unit 4 selects a speed range from V low (km / h) to V high (km / h) from the current analog speedometer image at fine scale intervals. Draw and display on the screen 5 a of the display unit 5.
  • an analog speedometer image as shown in FIG. 8 is displayed on the screen 5a of the display unit 5.
  • the speed limit range (legal speed range) C of the road on which the vehicle is currently traveling becomes a fine scale interval, and the visibility is improved.
  • the speed range C displayed at fine scale intervals is dynamically changed. For this reason, the driver can easily recognize that the speed limit range of the road on which the vehicle is traveling has changed.
  • the drawing processing unit 4 may display the difference between the current vehicle speed Vc calculated by the control unit 3 and the speed limit range on the screen 5a. By doing so, the driver can quickly recognize the difference between the current vehicle speed Vc and the speed limit range, and can support driving in accordance with the speed limit.
  • the control unit 3 sets the scale interval in the speed range C from the lowest speed limit to the highest speed limit of the road on which the vehicle is traveling. Change more finely than out of range.
  • the speed range C displayed at fine scale intervals changes every time the speed limit range of the road on which the vehicle travels changes, so the driver can limit the speed limit of the road on which the vehicle travels. It can be easily recognized that the range has changed.
  • Embodiment 4 FIG.
  • the display device according to the fourth embodiment is different from the first embodiment in the range in which the scale interval in the analog instrument image is changed, but the basic configuration is the same as the first embodiment. Therefore, in the following description, FIG. 1 is referred to for the configuration of the fourth embodiment.
  • FIG. 9 is a flowchart showing an operation example of the display device according to the fourth embodiment, in which step ST7 of FIG. 2 shown in the first embodiment is changed to step ST7c. Therefore, the process of step ST7c will be mainly described, and the case where an analog speedometer image is displayed on the display unit 5 will be described below.
  • the control unit 3 dynamically changes the scale interval in the analog speedometer image according to the vehicle state data and the environment data acquired by the data acquisition unit 2 (step ST7c).
  • the control unit 3 uses the relative speed VRf between the vehicle preceding the same lane as the host vehicle (hereinafter referred to as the preceding vehicle) and the host vehicle as environmental data, and the subsequent lane on the same lane as the host vehicle.
  • the relative speed VRb between the vehicle to be operated (hereinafter referred to as the following vehicle) and the host vehicle is input from the data acquisition unit 2 (step ST7c-1).
  • the relative speed is a speed difference between the own vehicle, the preceding vehicle, and the succeeding vehicle in which the traveling direction of the own vehicle is a plus direction.
  • the control unit 3 determines whether or not the relative speed VRf between the host vehicle and the preceding vehicle is less than a predetermined speed threshold value Vx (step ST7c-2).
  • the control unit 3 determines the upper limit speed V high of the speed range to be drawn at fine scale intervals as V max (step ST7c-3).
  • V max is the maximum speed limit of the analog speedometer or the maximum speed limit of the road on which the vehicle is currently traveling.
  • step ST7c-2 When the relative speed VRf is less than the speed threshold value Vx (step ST7c-2; YES), the control unit 3 adds the upper limit speed V high of the speed range to be drawn at fine scale intervals and the relative speed VRf to the current vehicle speed Vc. The determined value is determined (step ST7c-4). Next, the control unit 3 determines whether or not the relative speed VRb between the host vehicle and the following vehicle exceeds a predetermined speed threshold value Vy (step ST7c-5). When the relative speed VRb is equal to or less than the speed threshold value Vy (step ST7c-5; NO), the control unit 3 determines the lower limit speed V low of the speed range to be drawn at fine scale intervals to 0 (step ST7c-6).
  • step ST7c-5 When the relative speed VRb exceeds the speed threshold value Vy (step ST7c-5; YES), the control unit 3 sets the lower limit speed V low of the speed range to be displayed at fine scale intervals, and sets the relative speed VRb to the current vehicle speed Vc. The added value is determined (step ST7c-7). Next, the control unit 3 confirms whether or not the lower limit speed V low is less than the upper limit speed V high (step ST7c-8). When the lower limit speed V low becomes equal to or higher than the upper limit speed V high (step ST7c-8; NO), the control unit 3 determines that there is no speed range for drawing with fine scale intervals (step ST7c-9).
  • the control unit 3 sets a speed range between V low (km / h) and V high (km / h) to a fine scale interval.
  • the speed range between 0 (km / h) and less than V low (km / h) and the speed range exceeding V high are determined as the ranges to be drawn at normal scale intervals (step ST7c-10). ).
  • the control unit 3 generates a scale image having a fine speed range determined as described above and a scale image having a normal speed range, and instructs the drawing processing unit 4 to draw the scale (step ST8). ).
  • the drawing processing unit 4 selects a speed range from V low (km / h) to V high (km / h) from the current analog speedometer image at fine scale intervals.
  • An analog speedometer image is displayed on the screen 5 a of the display unit 5.
  • the control unit 3 is within a speed range in which there is no possibility of a collision with another vehicle from the relative speeds VRf and VRb with the other vehicle preceding or following the vehicle.
  • the scale interval is changed more finely than outside this speed range.
  • Embodiment 5 FIG.
  • the display device according to the fifth embodiment is different from the first embodiment in the range of changing the scale interval in the analog instrument image, but the basic configuration is the same as the first embodiment. Therefore, in the following description, FIG. 1 is referred to for the configuration of the fifth embodiment.
  • FIG. 11 is a flowchart showing an operation example of the display device according to the fifth embodiment, in which step ST7 of FIG. 2 shown in the first embodiment is changed to step ST7d. Therefore, the process of step ST7d will be mainly described, and the case where an analog speedometer image is displayed on the display unit 5 will be described below.
  • the control unit 3 dynamically changes the scale interval in the analog speedometer image according to the travel mode data acquired by the data acquisition unit 2 (step ST7d).
  • the control unit 3 inputs a recommended speed Va with good fuel efficiency recommended for the host vehicle in the eco mode from the data acquisition unit 2 as travel mode data.
  • the control unit 3 determines the upper limit speed V high of the speed range to be drawn at fine scale intervals as Va + Vx and the lower limit speed V low as Va ⁇ Vx (step ST7d-1). Thereafter, the control unit 3 determines a speed range from V low (km / h) to V high (km / h) as a range to be drawn at fine scale intervals, and from 0 (km / h) to V low (km / H) and a speed range exceeding V high are determined to be drawn ranges at normal scale intervals (step ST7d-2). Note that Vx is set to a value that allows the driver to easily recognize a speed near the recommended speed.
  • the control unit 3 generates a scale image with a fine speed range calculated as described above and a scale image with a normal speed range, and instructs the drawing processing unit 4 to draw the scale (step ST8). ).
  • the drawing processing unit 4 draws a speed range of V low (km / h) or more and V high (km / h) or less at a fine scale interval in the speed range of the current analog speedometer image according to an instruction from the control unit 3. And displayed on the screen 5a of the display unit 5.
  • the control unit 3 determines the upper limit speed V high of the speed range to be drawn at fine scale intervals as V max and the lower limit speed V low as Vmax ⁇ Vx (step ST7e ⁇ 1).
  • control unit 3 determines a speed range from V low (km / h) to V high (km / h) as a range to be drawn at fine scale intervals, and from 0 (km / h) to V low (km / H) and a speed range exceeding V high are determined as a range for drawing at a normal scale interval (step ST7e-2).
  • the control unit 3 changes the scale interval within the speed range recommended for the vehicle in the travel mode more finely than outside the speed range.
  • working mode is drawn by a fine scale interval, and visibility improves.
  • the driver can quickly recognize the speed range recommended in the travel mode.
  • Embodiment 6 FIG.
  • the display device according to the sixth embodiment is different from the first embodiment in the content of changing the scale interval in the analog instrument image, but the basic configuration is the same as the first embodiment. Therefore, in the following description, FIG. 1 is referred to for the configuration of the sixth embodiment.
  • FIG. 13 is a flowchart showing an operation example of the display device according to the sixth embodiment, in which step ST7 of FIG. 2 shown in the first embodiment is changed to step ST7f. Therefore, the process of step ST7f will be mainly described, and the case where an analog speedometer image is displayed on the display unit 5 will be described below.
  • the control unit 3 dynamically changes the scale interval in the analog speedometer image according to the current vehicle speed Vc.
  • a speed range other than the speed range including the current vehicle speed Vc is calculated as a drawing range in which a rough scale interval is drawn or a scale is not drawn (step ST7f).
  • the control unit 3 calculates the upper limit speed V high of the speed range as Vc + Vx and the lower limit speed V low as Vc ⁇ Vx.
  • the control unit 3 determines a speed range of ⁇ Vx centered on the current vehicle speed Vc as a range to be drawn at a normal scale interval, and is from 0 (km / h) to less than V low (km / h)
  • a speed range that exceeds the speed range and V high is determined to be a range in which a scale is drawn at a coarse scale interval or a scale is not drawn.
  • Vx is set to a value that is easy for the driver to visually recognize the speed change around the vehicle speed Vc, which is the speed near the current vehicle speed Vc.
  • the control unit 3 generates a scale image having a normal speed range and a coarse speed range image calculated as described above, and instructs the drawing processing unit 4 to draw the scale (step ST8). ).
  • the drawing processing unit 4 draws a speed range centered on the current vehicle speed Vc in the speed range of the current analog speedometer image at a normal scale interval, and speeds other than this The range is drawn at coarse scale intervals and displayed on the screen 5a of the display unit 5, or scales other than this range are not displayed on the analog speedometer image.
  • an analog speedometer image as shown in FIG. 12 (a) or FIG. 12 (b) is displayed on the screen 5a of the display unit 5 in accordance with the speed change caused by driving the vehicle.
  • the speed range E centered on the current vehicle speed Vc is a normal scale interval, but the scale intervals of speed ranges other than the speed range E are coarser than usual. It has become.
  • the analog speedometer image shown in FIG. 12B only the scale of the speed range E is displayed, and the scales of the other speed ranges are not displayed.
  • the speed range E is set to a normal scale interval.
  • the scale range other than the speed range E is roughened or the scale is not drawn, and the speed range E is set to the normal range as in the first embodiment. If the scale interval is finer, the visibility of the speed range E is further improved.
  • the scale interval of the speed range desired to be shown to the driver is felt to be relatively finer than that of the other speed ranges, and as a result, to the driver.
  • the speed range you want to show is highlighted.
  • the visibility of the speed range E desired to be shown to the driver is improved.
  • scales other than the speed range determined as the speed range to be drawn at fine scale intervals in the first embodiment are shown or not drawn at coarse intervals.
  • the range determined as the speed range for drawing at fine scale intervals up to 5 may be drawn at normal scale intervals, and scales outside this range may be drawn at coarse intervals or scales may not be drawn. In this way, the same effect as described above can be obtained.
  • Embodiment 7 FIG.
  • the display device according to the seventh embodiment is different from the first embodiment in that the scale display brightness in the analog instrument image is changed, but the basic configuration is the same as that in the first embodiment. Therefore, in the following description, FIG. 1 is referred to for the configuration of the seventh embodiment.
  • FIG. 15 is a flowchart showing an operation example of the display device according to the seventh embodiment, in which step ST7 of FIG. 2 shown in the first embodiment is changed to step ST7g. Therefore, the process of step ST7g will be mainly described, and hereinafter, a case where an analog speedometer image is displayed on the display unit 5 will be described.
  • the control unit 3 dynamically changes the scale interval in the analog speedometer image according to the current vehicle speed Vc.
  • the speed range including the current vehicle speed Vc among all speed ranges of the analog speedometer is calculated as a drawing range for drawing with high scale display brightness (step ST7g).
  • the control unit 3 calculates the upper limit speed V high of the speed range as Vc + Vx and the lower limit speed V low as Vc ⁇ Vx.
  • the control unit 3 determines a speed range of ⁇ Vx centered on the current vehicle speed Vc as a range to be drawn with high scale display brightness, and is from 0 (km / h) to less than V low (km / h). A speed range exceeding the speed range and V high is determined as a range for drawing with low scale display brightness.
  • Vx is set to a value that is easy for the driver to visually recognize the speed change around the vehicle speed Vc, which is the speed near the current vehicle speed Vc.
  • the control unit 3 generates a scale image in the speed range of the high display brightness calculated as described above and a scale image in the speed range of the normal display brightness, and instructs the drawing processing unit 4 to draw the scale ( Step ST8).
  • the drawing processing unit 4 draws a speed range centered on the current vehicle speed Vc in the speed range of the current analog speedometer image with high scale display brightness, and other speed ranges Is drawn with the normal scale display brightness and displayed on the screen 5a of the display unit 5.
  • the scale display brightness is increased for the speed range drawn at fine scale intervals in the first embodiment
  • the range in which the scale display brightness is increased according to the indication value of the current state of the vehicle. May be discretely varied.
  • the scale in the range determined as the speed range for drawing at fine scale intervals in the second to fifth embodiments may be drawn with high display brightness. In this way, the same effect as described above can be obtained.
  • the scale display brightness of the speed range to be shown to the driver is increased is shown, the scale outside this speed range may be drawn with a low display brightness or the scale may not be drawn.
  • the maximum display brightness of the scale is 100%
  • the minimum display brightness is 40%
  • the current vehicle speed Vc indicated by the pointer is 40 (km / h)
  • Vx is 20 ( km / h)
  • the scale display brightness of the speed range of ⁇ Vx including this vehicle speed Vc is drawn at 100%, the speed range exceeding 0 (km / h) and less than 20 (km / h) and 40
  • the scale display brightness is drawn at 80% in a speed range exceeding (km / h) and less than 60 (km / h).
  • the scale display brightness of the speed range exceeding 0 (km / h) and 60 (km / h) and less than 80 (km / h) is drawn at 60%, and the speed range exceeding 80 (km / h) is drawn.
  • the scale display brightness is drawn at 40%.
  • an analog speedometer image is displayed.
  • the scale of the current remaining fuel amount or engine speed range may be displayed with high display brightness.
  • a scale other than the range desired to be shown to the driver may be displayed with low display brightness or may not be displayed.
  • the data acquisition unit 2 that acquires the state of the vehicle, the situation around the vehicle, and the travel mode set for the vehicle, and the analog instrument image that indicates the state of the vehicle are generated.
  • a controller that dynamically changes the scale display brightness of the analog instrument image according to at least one of the vehicle state acquired by the data acquisition unit 2, the vehicle surroundings, and the vehicle state recommended in the driving mode. 3 and a drawing processing unit 4 for drawing an analog instrument image and displaying it on the display unit 5.
  • the control unit 3 changes the scale display brightness within the range including the instruction value of the current state of the vehicle to be higher than outside this range. With this configuration, the scale display brightness can be dynamically changed to improve the visibility of the analog instrument image.
  • Embodiment 8 FIG.
  • the display device according to the eighth embodiment is different from the first embodiment in that the pointer of the analog instrument image is changed, but the basic configuration is the same as that of the first embodiment. Therefore, in the following description, FIG. 1 is referred to for the configuration of the eighth embodiment.
  • FIG. 17 is a flowchart showing an operation example of the display device according to the eighth embodiment.
  • Step ST7 and step 8 in FIG. 2 shown in the first embodiment are changed to step ST7h and step ST8a. Therefore, the process of step ST7h and step ST8a will be mainly described, and the case where an analog speedometer image is displayed on the display unit 5 will be described below.
  • the controller 3 dynamically changes at least one of the thickness, shape, color, color pattern, and behavior of the pointer in the analog speedometer image according to the current vehicle speed Vc (step ST7h). For example, as shown in FIG. 18A, when the vehicle speed Vc is 0 to 20 (km / h), the control unit 3 corresponds to this speed range in the pointer image data stored in the memory. Thickness pointer image data is selected, and a thick line pointer image is determined as a drawing target (step ST7h). Next, the control unit 3 generates a thick pointer image and instructs the drawing processing unit 4 to draw the pointer (step ST8a). The drawing processing unit 4 follows the instruction from the control unit 3 as shown by (1) in FIG. 18 (a), and the thick line corresponding to 0 to 20 (km / h) that is the speed range including the current vehicle speed Vc. Are drawn and displayed on the screen 5 a of the display unit 5.
  • the control unit 3 selects the pointer image data having a thickness corresponding to this speed range from the pointer image data stored in the memory.
  • the middle thick line pointer image is determined as a drawing target (step ST7h).
  • the control unit 3 generates a middle thick line pointer image and instructs the drawing processing unit 4 to draw the pointer (step ST8a).
  • the drawing processing unit 4 corresponds to a speed range including the current vehicle speed Vc of 20 to 60 (km / h) as shown in (2) in FIG.
  • a thick pointer is drawn and displayed on the screen 5a of the display unit 5.
  • the control unit 3 selects the pointer image data having a thickness corresponding to this speed range from the pointer image data stored in the memory.
  • a thin line pointer image is determined as a drawing target (step ST7h).
  • the control unit 3 generates a thin line pointer image and instructs the drawing processing unit 4 to draw the pointer (step ST8a).
  • the drawing processing unit 4 follows the instruction from the control unit 3 and, as shown in (3) in FIG. 18A, a thin line corresponding to 60 to 100 (km / h) that is the speed range including the current vehicle speed Vc. Are drawn and displayed on the screen 5 a of the display unit 5.
  • the control unit 3 when the vehicle speed Vc is 0 to 20 (km / h), the control unit 3 corresponds to this speed range in the pointer image data stored in the memory.
  • the pointer image data having the shape and the thickness is selected, and the pointer image having the bold line shape is determined as a drawing target (step ST7h).
  • the control unit 3 generates a thick, straight-line pointer image and instructs the drawing processing unit 4 to draw a pointer (step ST8a).
  • the drawing processing unit 4 follows the instruction from the control unit 3 as shown in (1) in FIG. 18 (b) with a thick line corresponding to 0 to 20 (km / h) that is the speed range including the current vehicle speed Vc. Then, a linear pointer is drawn and displayed on the screen 5a of the display unit 5.
  • the control unit 3 selects the pointer image data having a shape and thickness corresponding to this speed range from the pointer image data stored in the memory. Then, an arrow-shaped pointer image with a thick line is determined as a drawing target (step ST7h). Next, the control unit 3 generates an arrow-shaped pointer image with a bold line, and instructs the drawing processing unit 4 to draw a pointer (step ST8a).
  • the drawing processing unit 4 follows the instruction from the control unit 3 as shown in (2) in FIG. 18 (b) with a thick line corresponding to a speed range of 20 to 60 (km / h) including the current vehicle speed Vc. Then, an arrow-shaped pointer is drawn and displayed on the screen 5a of the display unit 5.
  • the control unit 3 selects the pointer image data having a shape and thickness corresponding to this speed range from the pointer image data stored in the memory.
  • the arrow-shaped pointer image with a thin line is determined as a drawing target (step ST7h).
  • the control unit 3 generates an arrow-shaped pointer image with a thin line, and instructs the drawing processing unit 4 to draw the pointer (step ST8a).
  • the drawing processing unit 4 follows the instruction from the control unit 3 and, as shown in (3) in FIG. 18B, a thin line corresponding to 60 to 100 (km / h) that is the speed range including the current vehicle speed Vc. Then, an arrow-shaped pointer is drawn and displayed on the screen 5a of the display unit 5.
  • the color of the pointer may be changed dynamically. For example, 0 to 20 (km / h), 20 to 40 (km / h), 40 to 60 (km / h), 60 to 80 (km / h), 80 to 100 (km / h), 100 (km Colors corresponding to the respective speed ranges are set, and the control unit 3 determines the color of the pointer according to the current vehicle speed Vc and instructs the drawing processing unit 4 to draw.
  • the correspondence between the speed range and the pointer color is, for example, 0 to 20 (km / h) in the low speed range and 20 to 40 (km / h) in blue, and 40 to 60 (km / h) in the medium speed range.
  • the high speed range is 80 to 100 (km / h)
  • the pointer is yellow
  • the color of the pointer gradually changes from blue to red, and the driver can intuitively recognize the current vehicle speed.
  • the coloring pattern of the pointer may be dynamically changed.
  • a color pattern color blinking pattern
  • the pointer is displayed in red and blinking at high speed with high brightness. This also allows the driver to intuitively recognize the current vehicle speed.
  • the behavior of the pointer may be changed dynamically.
  • display is performed so that the pointer vibrates in the analog speedometer image.
  • the vehicle speed is not fixed to a constant value, and the speed fluctuates slightly due to the driver's accelerator depression / depression. By reproducing this situation, a real speed display can be provided to the driver.
  • an image indicating the current vehicle speed may be added to the pointer.
  • the driver can easily recognize the vehicle speed indicated by the pointer.
  • an analog speedometer image is displayed.
  • analog instrument images indicating other vehicle states For example, in a fuel meter or tachometer, at least one of the thickness, shape, color, coloring pattern, and behavior of the pointer that indicates the remaining fuel amount and the engine speed may be dynamically changed. Even with this configuration, the value indicated by the pointer can be easily recognized as described above.
  • the data acquisition unit 2 that acquires the state of the vehicle, the surrounding situation of the vehicle, and the travel mode set for the vehicle, and the analog instrument image that indicates the state of the vehicle are generated.
  • the thickness, shape, color, and coloring pattern of the pointer of the analog instrument image And a control unit 3 that dynamically changes at least one of the behaviors, and a drawing processing unit 4 that draws an analog instrument image and displays it on the display unit 5.
  • the thickness, shape, color, coloring pattern and behavior of the pointer are dynamically changed to improve the visibility of the analog instrument image.
  • control unit 3 generates an analog instrument image in which the current speed of the vehicle is added to the pointer. In this way, the vehicle speed is displayed by combining the analog display and the digital display, and the driver can easily recognize the vehicle speed indicated by the pointer.
  • Embodiment 9 FIG.
  • the display device according to the ninth embodiment is different from the first embodiment in that all scale ranges in the analog instrument image are dynamically changed, but the basic configuration is the same as the first embodiment. Therefore, in the following description, FIG. 1 is referred to for the configuration of the ninth embodiment.
  • FIG. 19 is a flowchart showing an operation example of the display device according to the ninth embodiment, in which step ST7 of FIG. 2 shown in the first embodiment is changed to step ST7i. Therefore, the process of step ST7i will be mainly described, and hereinafter, a case where an analog speedometer image is displayed on the display unit 5 will be described.
  • the control unit 3 dynamically changes the scale intervals of all the speed ranges in the analog speedometer image according to the current vehicle speed Vc acquired as the vehicle state data by the data acquisition unit 2 (step ST7i). First, the control unit 3 determines whether or not the current vehicle speed Vc is less than a predetermined speed threshold value Vx (step ST7i-1). When the vehicle speed Vc is less than the speed threshold value Vx (step ST7i-1; YES), the control unit 3 determines that the host vehicle is traveling in a low speed range, and coarsely calibrates all speed ranges in the analog speedometer image. It is determined to draw at intervals (step ST7i-2). Vx is a speed threshold value for confirming whether or not the vehicle is traveling in the low speed range, and is a value corresponding to the lower limit value of the medium speed range.
  • Vy is a speed threshold value for confirming whether or not the vehicle is traveling in the high speed range, and is a value corresponding to the lower limit value of the high speed range. Further, Vy> Vx.
  • step ST7i-3 When the vehicle speed Vc is less than the speed threshold value Vy (step ST7i-3; YES), the control unit 3 determines that the host vehicle is traveling in the medium speed range and draws all speed ranges at normal scale intervals. It decides to do (step ST7i-4). When the vehicle speed Vc is equal to or higher than the speed threshold Vy (step ST7i-3; NO), the control unit 3 determines that the host vehicle is traveling in a high speed range and draws all speed ranges at fine scale intervals. (Step ST7i-5).
  • the control unit 3 generates a scale image with the scale interval determined as described above, and instructs the drawing processing unit 4 to draw the scale (step ST8).
  • the drawing processing unit 4 draws the scales of all speed ranges of the analog speedometer image in accordance with instructions from the control unit 3 and displays them on the screen 5 a of the display unit 5. Accordingly, as shown in FIG. 20, when the vehicle is stopped or traveling in a low speed range, the scale intervals of all the speed ranges of the analog speedometer image become coarse. When the vehicle speed is in the middle speed range from this state, the entire speed range of the analog speedometer image becomes the normal scale interval. When the vehicle speed further increases to a high speed range, the entire speed range of the analog speedometer image becomes a fine scale interval.
  • operator can grasp
  • the speed can be instructed with higher accuracy than other speed ranges when traveling at high speed.
  • the scale interval of all speed ranges in the analog speedometer image is dynamically changed according to the current speed of the host vehicle.
  • the scale display brightness of all speed ranges is dynamically changed. You may change to For example, when the host vehicle is running or stopped in a low speed range, the scale display brightness of all speed ranges of the analog speedometer image is determined to be the minimum brightness (for example, 40%), and the host vehicle is in the middle speed range. When the vehicle is traveling at a normal speed display brightness (for example, 80%), the entire speed range of the analog speedometer image is determined. Further, when the host vehicle is traveling in a high speed range, all speed ranges of the analog speedometer image are determined to have a high scale display brightness (for example, 100%). Even in this way, the driver can intuitively roughly grasp the own vehicle speed by changing the scale display brightness of all speed ranges in the analog speedometer image.
  • FIG. 21 is a flowchart showing another operation example of the display device according to the ninth embodiment, in which step ST7 of FIG. 2 shown in the first embodiment is changed to step ST7j. Therefore, the process of step ST7j will be mainly described, and hereinafter, a case where an analog speedometer image is displayed on the display unit 5 will be described.
  • the control unit 3 dynamically changes the scale intervals of all speed ranges in the analog speedometer image according to the current acceleration Ac of the host vehicle acquired as the vehicle state data by the data acquisition unit 2 (step ST7j). .
  • the control unit 3 determines whether or not the acceleration Ac is less than a predetermined acceleration threshold value Ax (step ST7j-1).
  • the control unit 3 determines that the host vehicle is decelerating and draws all the speed ranges in the analog speedometer image with coarse scale intervals. It decides to do (step ST7j-2).
  • Ax is a deceleration threshold for confirming deceleration of the vehicle, and Ax ⁇ 0.
  • step ST7j-3 is an acceleration threshold for confirming the acceleration of the vehicle, and Ay ⁇ 0.
  • step ST7j-4 the control unit 3 determines that the host vehicle is traveling at a constant speed, and sets all speed ranges to normal scale intervals.
  • Step ST7j-5 the control unit 3 determines that the host vehicle is accelerating and determines to draw all speed ranges at fine scale intervals.
  • the control unit 3 generates a scale image with the scale interval determined as described above, and instructs the drawing processing unit 4 to draw the scale (step ST8).
  • the drawing processing unit 4 draws the scales of all speed ranges of the analog speedometer image in accordance with instructions from the control unit 3 and displays them on the screen 5 a of the display unit 5.
  • the scale intervals of all speed ranges of the analog speedometer image become coarse.
  • the entire speed range of the analog speedometer image becomes a normal scale interval.
  • the entire speed range of the analog speedometer image becomes a fine scale interval.
  • the scale intervals of all speed ranges in the analog speedometer image are dynamically changed in accordance with the current acceleration / deceleration of the host vehicle. It may be changed dynamically.
  • the scale display brightness of all speed ranges in the analog speedometer image is determined as the minimum brightness (for example, 40%), and the host vehicle is traveling at a constant speed.
  • the entire speed range of the analog speedometer image is determined as normal scale display brightness (for example, 80%).
  • the entire speed range of the analog speedometer image is determined to have a high scale display brightness (for example, 100%). Even in this way, the driver can intuitively roughly grasp the own vehicle speed by changing the scale display brightness of all speed ranges in the analog speedometer image.
  • control unit 3 dynamically changes the scale intervals of all speed ranges of the analog speedometer image according to the traveling speed or acceleration / deceleration of the vehicle.
  • the controller 3 dynamically changes the scale display brightness of all speed ranges of the analog speedometer image according to the traveling speed or acceleration / deceleration of the vehicle.
  • the analog speedometer is designated by dynamically changing the scale interval, scale display brightness, and indicator display mode of the analog speedometer image. Is emphasized. By doing so, it is possible to quickly and accurately recognize the indicated part of the analog speedometer, which is important information during traveling, and to reduce the risk of an accident.
  • the moving body is a vehicle (automobile, motorcycle, bicycle, etc.)
  • the present invention is applied to a display device for a moving body including a railway vehicle, a ship, an aircraft, and the like. can do.
  • any combination of each embodiment, any component of each embodiment can be modified, or any component can be omitted in each embodiment. .
  • the display device according to the present invention is suitable for, for example, a display device that controls display of a display screen built in an instrument panel of a vehicle because the visibility of an analog instrument image is improved.
  • 1 display device 2 data acquisition unit, 3 control unit, 4 drawing processing unit, 5 display unit, 5a display screen.

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Abstract

　L'invention porte sur un dispositif d'affichage qui est pourvu : d'une unité d'acquisition de données (2) pour acquérir des données d'état de véhicule, des données d'environnement de véhicule et des données de mode de déplacement établies dans le véhicule ; d'un dispositif de commande (3) pour générer une image d'instrument analogique indiquant l'état du véhicule et des intervalles d'échelle variant de façon dynamique de l'image d'instrument analogique en fonction d'au moins un état de véhicule recommandé avec les données d'état du véhicule, les données d'environnement de véhicule et les données de mode de déplacement acquises par l'unité d'acquisition de données (2) ; d'un processeur de production d'image (4) pour produire l'image d'instrument analogique et pour afficher l'image sur une unité d'affichage (5).
PCT/JP2013/080275 2013-11-08 2013-11-08 Dispositif d'affichage Ceased WO2015068269A1 (fr)

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WO2020173779A1 (fr) * 2019-02-26 2020-09-03 Volkswagen Aktiengesellschaft Procédé pour faire fonctionner un système d'information du conducteur dans un égo-véhicule et système d'information du conducteur
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US12240322B2 (en) 2019-02-26 2025-03-04 Volkswagen Aktiengesellschaft Method for operating a driver information system in an ego-vehicle and driver information system

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