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WO2022017360A1 - Procédé de commande d'activation de communication directe, et dispositif associé - Google Patents

Procédé de commande d'activation de communication directe, et dispositif associé Download PDF

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Publication number
WO2022017360A1
WO2022017360A1 PCT/CN2021/107279 CN2021107279W WO2022017360A1 WO 2022017360 A1 WO2022017360 A1 WO 2022017360A1 CN 2021107279 W CN2021107279 W CN 2021107279W WO 2022017360 A1 WO2022017360 A1 WO 2022017360A1
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WO
WIPO (PCT)
Prior art keywords
message
terminal
direct communication
paging
identifier
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/CN2021/107279
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English (en)
Chinese (zh)
Inventor
王文
谢振华
郑倩
柯小婉
张艳霞
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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Filing date
Publication date
Application filed by Vivo Mobile Communication Co Ltd filed Critical Vivo Mobile Communication Co Ltd
Publication of WO2022017360A1 publication Critical patent/WO2022017360A1/fr
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/27—Transitions between radio resource control [RRC] states
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]

Definitions

  • the present application belongs to the field of communication technologies, and in particular, relates to a direct communication startup control method and related equipment.
  • a pedestrian type terminal (pedestrian user equipment, PUE) to send and receive V2X messages on the PC5 interface in the same cycle as a vehicle type terminal (vehicle user equipment, VUE).
  • PUE pedestrian user equipment
  • VUE vehicle user equipment
  • DRX discontinuous Reception
  • the purpose of the embodiments of the present application is to provide a direct communication start control method and related equipment, which can solve the problem of poor timeliness of service data transmission of direct communication.
  • a direct communication startup control method applied to a network device, including:
  • the paging message is used to instruct the terminal to start direct communication
  • the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • a direct communication startup control method applied to a network device, including:
  • a notification message is sent to the first terminal, where the notification message is used to notify the first terminal to start the direct communication.
  • a direct communication startup control method applied to a terminal, including:
  • the paging message is used to instruct the terminal to start direct communication, and the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • a direct communication start control method applied to the first terminal, including:
  • the direct communication is initiated according to the notification message.
  • a fifth aspect provides a direct communication start control method, which is applied to the second terminal, and is characterized in that, it includes:
  • a request message is sent, where the request message is used to request the network device to notify the terminal to start direct communication.
  • a direct communication startup control method applied to an application server, including:
  • a request message is sent, where the request message is used to request the network device to notify the terminal to start direct communication.
  • a direct communication start control device comprising:
  • a first sending module configured to send a paging message on a target paging occasion
  • the paging message is used to instruct the terminal to start direct communication
  • the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • a direct communication start control device comprising:
  • a second receiving module configured to receive a request message, where the request message is used to request the network device to notify the terminal to start direct communication;
  • the second sending module is configured to send a notification message to the first terminal according to the request message, where the notification message is used to notify the first terminal to start the direct communication.
  • a direct communication start control device comprising:
  • the third receiving module monitors the paging message on the target paging occasion
  • the paging message is used to instruct the terminal to start direct communication, and the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • a tenth aspect provides a direct communication start control device, comprising:
  • a fourth receiving module configured to receive a notification message sent by a network device, where the notification message is used to notify the first terminal to start the direct communication
  • a direct communication start control device comprising:
  • the fifth sending module is configured to send a request message, where the request message is used to request the network device to notify the terminal to start direct communication.
  • a twelfth aspect provides a network device comprising a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being processed by the processor
  • the steps of the method as described in the first aspect and the second aspect are implemented when the device executes.
  • a thirteenth aspect provides a terminal comprising a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the processor
  • a terminal comprising a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the processor
  • a fourteenth aspect provides a server comprising a processor, a memory, and programs or instructions stored on the memory and executable on the processor, the programs or instructions being executed by the processor When implementing the steps of the method according to the sixth aspect.
  • a fifteenth aspect provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the method according to the first aspect to the sixth aspect is implemented. step.
  • an embodiment of the present application provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a network device program or instruction to implement the following: The methods of the first and second aspects.
  • the network device notifies the corresponding terminal to start the direct communication, and after the terminal starts the direct communication, a corresponding direct communication link can be established and service data can be transmitted through the direct communication link. Therefore, the embodiments of the present application improve the timeliness of service data transmission of direct communication.
  • FIG. 1 is a structural diagram of a network system to which an embodiment of the present application can be applied;
  • FIG. 2 is one of the flowcharts of a direct communication startup control method provided by an embodiment of the present application
  • FIG. 3 is the second flow chart of a direct communication start control method provided by an embodiment of the present application.
  • FIG. 6 is the fifth flowchart of a direct communication start control method provided by an embodiment of the present application.
  • FIG. 7 is a sixth flowchart of a direct communication startup control method provided by an embodiment of the present application.
  • FIG. 8 is a seventh flowchart of a direct communication startup control method provided by an embodiment of the present application.
  • FIG. 10 is the second structural diagram of a direct communication starting device provided by an embodiment of the present application.
  • FIG. 11 is the third structural diagram of a direct communication enabling device provided by an embodiment of the present application.
  • FIG. 12 is a fourth structural diagram of a device for enabling direct communication provided by an embodiment of the present application.
  • FIG. 13 is a fifth structural diagram of a device for enabling direct communication provided by an embodiment of the present application.
  • FIG. 14 is a structural diagram of a communication device provided by an embodiment of the present application.
  • 15 is a structural diagram of a communication device provided by an embodiment of the present application.
  • 16 is a structural diagram of an application server provided by an embodiment of the present application.
  • FIG. 17 is a structural diagram of a terminal provided by an embodiment of the present application.
  • first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
  • the first object may be one or multiple.
  • “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
  • NR New Radio
  • NR terminology is used in most of the following description, although these techniques are also applicable to applications other than NR system applications, such as 6th generation ( 6th Generation, 6G) communication system.
  • FIG. 1 shows a structural diagram of a wireless communication system to which an embodiment of the present application can be applied.
  • the wireless communication system includes a terminal 11 and a network device 12 .
  • the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital computer Assistant (Personal Digital Assistant, PDA), handheld computer, netbook, ultra-mobile personal computer (ultra-mobile personal computer, UMPC), mobile Internet device (Mobile Internet Device, MID), wearable device (Wearable Device) or vehicle-mounted device (VUE), pedestrian terminal (PUE) and other terminal-side devices, wearable devices include: bracelets, headphones, glasses, etc.
  • PDA Personal Digital Assistant
  • the network device 12 may be a base station or a core network, where the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Transmission and Reception Point (Transmitting Receiving Point, TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical vocabulary, it should be noted that in the embodiment of this application, only NR is used The base station in the system is taken as an example, but the specific type of the base station is not limited.
  • FIG. 2 is a flowchart of a direct communication startup control method provided by an embodiment of the present application. The method is applied to a network device, as shown in FIG. 2, and includes the following steps:
  • Step 201 sending a paging (paging) message on a target paging occasion (PO);
  • the paging message is used to instruct the terminal to start direct communication
  • the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the above-mentioned terminal may be understood as a PUE, or other UE with short-range communication or direct communication.
  • the target paging occasion may be determined first.
  • the preset paging occasion may be understood as a specific paging occasion agreed in the protocol, and the determination of the target paging occasion may be understood as: determining the preset paging occasion agreed in the protocol.
  • the determination of the target paging occasion may be understood as the paging occasion determined according to preset parameters, that is, the paging occasion determined according to a certain specific rule.
  • the network device can send the paging message on the target paging occasion, and the corresponding terminal can monitor the paging message on the target paging occasion. After monitoring the paging message, the terminal can start direct communication.
  • a paging message is sent on a target paging occasion; wherein, the paging message is used to instruct the terminal to start direct communication, and the target paging occasion is a preset paging occasion or determined according to a preset parameter paging timing.
  • the network device notifies the corresponding terminal to start the direct communication through the paging message, and after the terminal starts the direct communication, the corresponding direct communication link can be established and the service data can be transmitted through the direct communication link. Therefore, the embodiments of the present application improve the timeliness of service data transmission of direct communication.
  • the preset parameters can be specifically set according to the actual situation.
  • the preset parameters can include a service type (service type), an application ID (application ID) or a temporary mobile group ID (Temporary Mobile ID). Group Identity, TMGI).
  • the PO can be determined according to the service type, the PO can also be determined according to the application identifier, and the PO can also be determined according to the TMGI.
  • the paging message carries at least one of the preset parameter and paging area information.
  • carrying preset parameters in the paging message can facilitate the terminal to understand that direct communication is started based on specific preset parameters, for example, direct communication is started for a specified service type, or direct communication is started for a specified application identifier, Or initiate direct communication for the specified TMGI.
  • Carrying the paging area information in the paging message can indicate that the area corresponding to the paging area information is the effective area of the paging message, and only control the terminals in the designated paging area to start direct communication, thereby improving the paging control of network equipment.
  • the accuracy of the device can prevent the terminal in other areas than the area corresponding to the paging area information from accidentally starting direct communication, resulting in power consumption.
  • the method further includes:
  • a first response message sent by the terminal is received, where the first response message is used to indicate that the terminal has started the direct communication.
  • the terminal after the terminal receives the paging message, it can start direct communication, and after starting direct communication, it returns a first response message to the network device to confirm that the terminal has started direct communication.
  • the first response message carries a first identifier of the terminal, and the first identifier includes an application layer ID (Application layer ID), a subscription encryption identifier (Subscription Concealed Identifier, SUCI) and a globally unique identifier. At least one of the temporary terminal identifiers (Globally Unique Temporary UE Identity, GUTI).
  • the paging message is sent in a target area, and the target area is determined by a notification area provided by an application server.
  • the application service may send a request to the network device to request the network device to notify the terminal to start direct communication. So that the terminal can start direct communication, so as to transmit the service data corresponding to the application server by means of direct communication.
  • the server may also provide a notification area, so that the network device can notify the terminals in the designated area to initiate direct communication.
  • the notification area provided by the application server is the notification area where the application server needs to notify the network side to initiate direct communication, and the network device maps the area provided by the server to the area identified by the network device.
  • the terminal can change the current discontinuous reception DRX mode.
  • changing the current DRX mode includes any of the following:
  • the sleep state can be understood as the off state
  • the above active state can be understood as the on state. It is assumed that the DRX mode is in the off state at this time, and the Off state is changed to On for a period of time.
  • the above-mentioned first DRX mode can be understood as a DRX mode that keeps silent all the time
  • the above-mentioned second DRX mode can be understood as a DRX mode with a periodic switch PC5 interface for listening and sending.
  • the second DRX mode may be a DRX mode mapped to a service type or an application identifier or a temporary group identifier.
  • the DRX pattern may be referred to as a DRX pattern, or may be referred to as a DRX Cycle.
  • different DRX modes can be understood as DRX with different periods, wherein, changing the first DRX mode to the second DRX mode can be understood as changing from one DRX to another DRX, wherein before the change The DRX cycle is different from the changed DRX cycle.
  • changing the current DRX mode refers to the processing of DRX for direct communication.
  • direct communication may become PC5 interface communication or sidelink communication.
  • an embodiment of the present application further provides another direct communication startup control method, which is applied to a network device, including:
  • Step 301 Receive a request message, where the request message is used to request the network device to notify the terminal to start direct communication;
  • Step 302 Send a notification message to the first terminal according to the request message, where the notification message is used to notify the first terminal to start the direct communication.
  • the above-mentioned reception request message may be sent by the second terminal, or may be sent by the application server.
  • the above-mentioned first terminal may be understood as a PUE, or other UE with the same function.
  • the above-mentioned second terminal may be understood as any type of UE, for example, may be a PUE or a VUE, which is not further limited herein.
  • the second terminal may directly send the request message to the network device.
  • the second terminal may send the above request message to an access and mobility management function (Access and Mobility Management Function, AMF), or may send the above request message to a radio access network (Radio Access Network, RAN).
  • AMF Access and Mobility Management Function
  • RAN Radio Access Network
  • the second terminal may send a request message to the application server, and the application server forwards the request message.
  • the application server can be understood as an application function (Application Function, AF).
  • AF Application Function
  • the above request message may be sent to the AF through an application layer message.
  • the AF sends a service request to a Policy Control Function (PCF) through a Network Exposure Function (NEF), where the service request is used to request the core network to trigger a specified service to initiate PC5 interface communication.
  • PCF Policy Control Function
  • NEF Network Exposure Function
  • the application server may also send the request message to the network device spontaneously.
  • the above request message may carry at least one item of service type, application identifier, temporary mobility group identifier and communication type of direct communication.
  • the communication type of the direct communication may be understood as the communication type of the PC5 interface, for example, it may be a communication type such as broadcast, unicast or multicast.
  • the network device receives the request message, and sends a notification message based on the request message to notify the first terminal to start direct communication.
  • the first terminal starts direct communication after receiving the notification message, and can establish a corresponding direct communication link and transmit service data through the direct communication link. Therefore, the embodiments of the present application improve the timeliness of service data transmission of direct communication.
  • the above notification message includes at least one of the following: a non-access stratum (Non-Access Stratum, NAS) message, a radio resource control (Radio Resource Control, RRC) message, and a paging message.
  • NAS Non-Access Stratum
  • RRC Radio Resource Control
  • the direct communication can be notified through NAS information or an RRC message; for the first terminal in the disconnected state, the direct communication can be notified through a paging message.
  • sending the notification message to the first terminal includes:
  • the paging message is used to instruct the first terminal to start direct communication, and the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the target paging occasion may be determined first.
  • the preset paging occasion may be understood as a specific paging occasion agreed in the protocol, and the determination of the target paging occasion may be understood as: determining the preset paging occasion agreed in the protocol.
  • determining the target paging occasion may be understood as a paging occasion determined according to a preset parameter, that is, a paging occasion determined according to a certain specific rule.
  • the network device may send a paging message on the target paging occasion, and the corresponding first terminal may monitor the paging message on the target paging occasion. After monitoring the paging message, the first terminal can start direct communication. In order to save power, for a terminal that has started direct communication, after receiving a paging message, it may no longer monitor this type of paging message.
  • the paging message is sent within a target area determined by at least one of the following:
  • the area where the second terminal is located may be determined based on the location of the second terminal, and the target area is determined based on the area. It is also possible to determine the information of the adjacent first terminal based on the position of the second terminal, and to determine which first terminals need to be notified to start direct communication based on the information of the adjacent first terminal and the subscription information of the second terminal or the context of the second terminal. Determine the target area.
  • the target area may also be determined based on the notification area provided by the server.
  • the notification area provided by the application server is the notification area where the application server needs to notify the network side to initiate direct communication, and the network device maps the area provided by the server to the area identified by the network device. It should be understood that when the application server provides the notification area, the notification area may be provided in the above request message, or may be provided through other messages, which is not further limited herein.
  • the above target area may also be determined in combination with the location of the second terminal and the notification area provided by the application server.
  • the first area determined by the notification area provided by the application server and the second area determined based on the location of the second terminal may be the target area selected according to certain rules.
  • the rule may be union or intersection, etc., which is not further limited here.
  • the preset parameter includes a service type, an application identifier or a temporary mobility group identifier.
  • the paging message carries at least one of the preset parameter and paging area information.
  • the method further includes:
  • a first response message sent by the first terminal is received, where the first response message is used to indicate that the first terminal has started the direct communication.
  • the direct communication can be started, and after the direct communication is started, a first response message is returned to the network device to confirm that the first terminal has started the direct communication .
  • the first response message carries a first identifier of the first terminal, and the first identifier includes at least one of an application layer identifier, a subscription encryption identifier, and a globally unique temporary terminal identifier.
  • the method when the receiving request message is sent by the second terminal, after the receiving the first response message sent by the first terminal, the method further includes:
  • the network device notifies the first identification of the first terminal through the second response message, so that the second terminal can learn to establish direct communication with a specific first terminal, thereby improving the reliability of data transmission.
  • the first terminal may change the current discontinuous reception DRX mode.
  • changing the current DRX mode includes any of the following:
  • the sleep state can be understood as the off state
  • the above active state can be understood as the on state. It is assumed that the DRX mode is in the off state at this time, and the Off state is changed to On for a period of time.
  • the above-mentioned first DRX mode can be understood as a DRX mode that keeps silent all the time
  • the above-mentioned second DRX mode can be understood as a DRX mode with a periodic switch PC5 interface for listening and sending.
  • the second DRX mode may be a DRX mode mapped to a service type or an application identifier or a temporary group identifier.
  • changing the current DRX mode refers to the processing of DRX for direct communication.
  • direct communication may become PC5 interface communication or sidelink communication.
  • the second terminal may directly start direct communication when sending the request message.
  • Embodiment 1 After receiving a request from the second terminal, the AMF starts a PC5 interface communication instruction by sending a specific service. As shown in Figure 4, it includes the following steps:
  • Step 401 the terminals (UE-1, PUE-1 and PUE-2) obtain PC5 communication authorization and parameter configuration of the network device, optionally, UE-1 may be a VUE or PUE or other UE with PC5 communication capability.
  • Step 402 UE-1 sends a first request to the AMF, where the first request is used to request the AMF to trigger a PC5 interface communication start notification, and the request carries the service type and the PC5 interface communication type.
  • Step 403 Based on the subscription information of UE-1 or the context of UE-1, and the information of PUEs adjacent to UE-1, the AMF determines which PUEs to notify to start the PC5 interface communication. It should be understood that this step 603 is an optional step.
  • Step 404 for the PUE in the connected state, for example, PUE-1 is in the connected state.
  • the AMF notifies the PUE-1 to start the PC5 interface communication through the NAS information, where the NAS information carries the service type.
  • Step 405 for the PUE in the idle state, for example, PUE-2 is in the idle state.
  • AMF informs PUE-2 to start PC5 interface communication through paging message.
  • the AMF calculates the paging occasion according to the service type, or the AMF sends a paging message on a specific paging occasion, where the paging message carries the service type.
  • the paging message may also carry a paging area.
  • the PUE-1 in the connected state can also notify the PUE-1 to start the PC5 interface communication through the paging message;
  • the AMF can determine the paging area based on the location of UE-1 and the range of the service type communicated on the PC5 interface, and the AMF can determine the paging area by determining the PUE adjacent to UE-1 from the location control function device.
  • Changing the DRX mode can include any of the following:
  • Convert the original DRX mode to another DRX mode for example, convert the original DRX mode that keeps silent all the time into a DRX mode that has a periodic switch PC5 interface for listening and sending.
  • one service may correspond to one DRX mode, and the UE starts the corresponding DRX mode based on the service identifier.
  • the PUE determines whether it is currently in the paging area based on the paging area, where the paging area is the paging area determined by the network side.
  • Step 406 after receiving the notification from the AMF, PUE-1 and PUE-2 start PC5 interface communication, and the PC5 interface communication start may be sending (announcing) or listening (listening). Optionally, if PUE-1 and PUE-2 have started PC5 interface communication, they may no longer monitor paging messages of the above-mentioned service type.
  • PUE-1 and PUE-2 reply a response to the AMF for confirming that PC5 interface communication is started, and the reply message may carry the UE identifier.
  • the UE identifier may be an application layer identifier of the UE, SUCI, and the like.
  • the AMF sends a response message to UE-1, and the message may carry the above-mentioned UE identifier, so that UE-1 can establish PC5 interface communication with a specific PUE.
  • UE-1 may start the PC5 interface communication mechanism.
  • Embodiment 2 After receiving a request from the second terminal, the RAN sends an instruction to enable the PC5 interface communication by sending a specific service. As shown in Figure 5, it includes the following steps:
  • Step 501 the terminals (UE-1, PUE-1 and PUE-2) obtain PC5 communication authorization and parameter configuration of the network device, optionally, UE-1 may be a VUE or PUE or other UE with PC5 communication capability.
  • Step 502 UE-1 sends a first request to the RAN, where the first request is used to request the RAN to trigger a PC5 interface communication start notification, and the request carries the service type and the PC5 interface communication type.
  • Step 503 after the RAN receives the above request, the RAN notifies the PUE-1 and the PUE-2 to start the PC5 interface communication through the RAN paging message.
  • the RAN can calculate the paging occasion according to the service type, or the RAN sends paging on a specific paging occasion, and the paging message carries the service type.
  • the paging message may also carry a paging area.
  • the PUE-1 in the connected state can also notify the PUE-1 to start the PC5 interface communication through the paging message;
  • the AMF can determine the paging area based on the location of the UE-1 and the range of the service type communicated on the PC5 interface, and the AMF can determine the paging area by determining the PUE adjacent to the UE-1 from the location control function device.
  • Changing the DRX mode can include any of the following:
  • Convert the original DRX mode to another DRX mode for example, convert the original DRX mode that keeps silent all the time into a DRX mode that has a periodic switch PC5 interface for listening and sending.
  • one service may correspond to one DRX mode, and the UE starts the corresponding DRX mode based on the service identifier.
  • the PUE determines whether it is currently in the paging area based on the paging area, where the paging area is the paging area determined by the network side.
  • Step 504 after receiving the notification from the RAN, PUE-1 and PUE-2 start PC5 interface communication, and the start PC5 interface communication may be annoncing or listing. Optionally, if PUE-1 and PUE-2 have started PC5 interface communication, they may no longer monitor paging messages of the above-mentioned service type.
  • UE-1 may start the PC5 interface communication mechanism.
  • Embodiment 3 according to the request of the application function entity, the AMF enables the PC5 interface communication instruction by sending a specific service. As shown in Figure 6, it includes the following steps:
  • Step 601 the terminals (UE-1, PUE-1 and PUE-2) obtain PC5 communication authorization and parameter configuration of the network device, optionally, UE-1 may be a VUE or PUE or other UE with PC5 communication capability.
  • UE-1 may be a VUE or PUE or other UE with PC5 communication capability.
  • Step 602 UE-1 sends a second request to the application function through an application layer message, the second request is used to request the AF to trigger the specified service to initiate PC5 interface communication, and the request carries the service type and the PC5 interface communication type.
  • Step 603 the AF sends a service request to the PCF through the NEF, the service request is used to request the core network to trigger the specified service to start the PC5 interface communication, the request carries the service type and the PC5 start instruction, and the identity of the UE-1, the AF can be based on The location of UE-1 determines which core network functional entities are notified.
  • Step 604 the PCF interacts with the AF, determines which regional PUE or which PUE is notified to start the PC5 interface communication according to the position of UE-1, and notifies the AMF.
  • Step 605 for the PUE in the connected state, for example, PUE-1 is in the connected state.
  • the AMF notifies the PUE-1 to start the PC5 interface communication through the NAS information, where the NAS information carries the service type.
  • Step 606 for the PUE in the idle state, for example, PUE-2 is in the idle state.
  • AMF informs PUE-2 to start PC5 interface communication through paging message.
  • the AMF calculates the paging occasion according to the service type, or the AMF sends paging on a specific paging occasion, and the paging message carries the service type.
  • the paging message may also carry a paging area.
  • the PUE-1 in the connected state can also notify the PUE-1 to start the PC5 interface communication through the paging message;
  • the AMF can determine the paging area based on the location of UE-1 and the range of the service type communicated on the PC5 interface, and the AMF can determine the paging area by determining the PUE adjacent to UE-1 from the location control function device.
  • Changing the DRX mode can include any of the following:
  • Convert the original DRX mode to another DRX mode for example, convert the original DRX mode that keeps silent all the time into a DRX mode that has a periodic switch PC5 interface for listening and sending.
  • one service may correspond to one DRX mode, and the UE starts the corresponding DRX mode based on the service identifier.
  • the PUE determines whether it is currently in the paging area based on the paging area, where the paging area is the paging area determined by the network side.
  • Step 607 after receiving the notification from the AMF, PUE-1 and PUE-2 start PC5 interface communication, and the start PC5 interface communication may be sending (annoncing) or listening (listing). Optionally, if PUE-1 and PUE-2 have started PC5 interface communication, they may no longer monitor paging messages of the above-mentioned service type.
  • PUE-1 and PUE-2 reply a response to the AMF for confirming that PC5 interface communication is started, and the reply message may carry the UE identifier.
  • the UE identifier may be an application layer identifier of the UE, SUCI, and the like.
  • the AMF sends a response message to UE-1, and the message may carry the above-mentioned UE identifier, so that UE-1 can establish PC5 interface communication with a specific PUE.
  • UE-1 may start the PC5 interface communication mechanism.
  • the embodiment of the present application also provides another direct communication start control method, including:
  • Step 701 monitor the paging message on the target paging occasion
  • the paging message is used to instruct the terminal to start direct communication, and the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the preset parameter includes a service type, an application identifier or a temporary mobility group identifier.
  • the paging message carries at least one of the preset parameter and paging area information.
  • the method further includes:
  • the method further includes:
  • the current DRX mode is changed.
  • the changing of the current DRX mode includes any of the following:
  • the current DRX mode is the first DRX mode
  • the current DRX mode is converted to the second DRX mode.
  • the second DRX mode is a DRX mode mapped to a service type or an application identifier or a temporary group identifier.
  • the method further includes:
  • a first response message is sent to the network device, where the first response message is used to indicate that the terminal has initiated the direct communication.
  • the first response message carries a first identifier of the terminal, and the first identifier includes at least one of an application layer identifier and a subscription encryption identifier.
  • this embodiment is an implementation of the terminal corresponding to the embodiment shown in FIG. 2 , and the specific implementation can refer to the relevant description of the embodiment shown in FIG. 2 to achieve the same beneficial effect. In order to avoid repetition description, which is not repeated here.
  • the embodiment of the present application further provides another direct communication start control method, which is applied to the first terminal, and the method includes:
  • Step 801 Receive a notification message sent by a network device, where the notification message is used to notify the first terminal to start the direct communication;
  • Step 802 Start the direct communication according to the notification message.
  • the notification message includes any one of the following: a non-access stratum NAS message, a radio resource control RRC message, and a paging message.
  • the receiving notification message sent by the network device includes:
  • the paging message is used to instruct the terminal to start direct communication, and the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the preset parameter includes a service type, an application identifier or a temporary mobility group identifier.
  • the paging message carries at least one of the preset parameter, paging area information and a globally unique temporary terminal identifier.
  • the method further includes:
  • a first response message is sent, where the first response message is used to indicate that the first terminal has initiated the direct communication.
  • the first response message carries a first identifier of the first terminal, and the first identifier includes at least one of an application layer identifier and a subscription encryption identifier.
  • the method further includes:
  • the current discontinuous reception DRX mode is changed.
  • the changing of the current DRX mode includes any of the following:
  • the current DRX mode is the first DRX mode
  • the current DRX mode is converted to the second DRX mode.
  • the second DRX mode is a DRX mode mapped to a service type or an application identifier or a temporary group identifier.
  • this embodiment is an implementation of the first terminal corresponding to the embodiment shown in FIG. 3 , and the specific implementation can refer to the relevant description of the embodiment shown in FIG. 3 to achieve the same beneficial effects. In order to To avoid repeating the description, it will not be repeated here.
  • the embodiment of the present application also provides another direct communication start control method, which is applied to the second terminal, and the method includes:
  • a request message is sent, where the request message is used to request the network device to notify the terminal to start direct communication.
  • the sending request message includes any of the following:
  • the request message is sent to the application server.
  • the method further includes:
  • a second response message sent by the network device is received, where the second response message carries a first identifier of the first terminal, and the first identifier includes at least one of an application layer identifier, a subscription encryption identifier and a globally unique temporary terminal identifier.
  • the method further includes:
  • the direct communication is initiated.
  • this embodiment is an implementation of the second terminal corresponding to the embodiment shown in FIG. 3 , and the specific implementation can refer to the relevant description of the embodiment shown in FIG. 3 to achieve the same beneficial effects. In order to To avoid repeating the description, it will not be repeated here.
  • the embodiment of the present application also provides another direct communication startup control method, the method is applied to an application server, and the method includes:
  • a request message is sent, where the request message is used to request the network device to notify the terminal to start direct communication.
  • the method further includes:
  • a notification area is provided to the network device, the notification area is used by the network device to determine a target area for sending a notification message, the notification message is used to notify the terminal to initiate direct communication.
  • this embodiment is an implementation of the application server corresponding to the embodiment shown in FIG. 3 .
  • the execution subject may be a direct communication activation control device, or a control module in the direct communication activation control device for executing the direct communication activation control method.
  • the direct communication initiation control apparatus provided by the embodiments of the present application is described by taking the direct communication initiation control apparatus executing the direct communication initiation control method as an example.
  • FIG. 9 is a structural diagram of a direct communication activation control device provided by an embodiment of the present application.
  • the direct communication activation control device 900 includes:
  • a first sending module 901 configured to send a paging message on a target paging occasion
  • the paging message is used to instruct the terminal to start direct communication
  • the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the preset parameter includes a service type, an application identifier or a temporary mobility group identifier.
  • the paging message carries at least one of the preset parameter and paging area information.
  • the direct communication start control also includes:
  • a first receiving module configured to receive a first response message sent by the terminal after sending a paging message on the target paging occasion, where the first response message is used to indicate that the terminal has started the direct communication .
  • the first response message carries a first identifier of the terminal, and the first identifier includes at least one of an application layer identifier, a subscription encryption identifier, and a globally unique temporary terminal identifier.
  • the paging message is sent in a target area, and the target area is determined by a notification area provided by the application server.
  • the network device provided in this embodiment of the present application can implement each process in the method embodiment shown in FIG. 2 , which is not repeated here to avoid repetition.
  • FIG. 10 is a structural diagram of a direct communication activation control apparatus provided by an embodiment of the present application. As shown in FIG. 10, the direct communication activation control apparatus 1000 includes:
  • a second receiving module 1001 configured to receive a request message, where the request message is used to request the network device to notify the terminal to start direct communication;
  • the second sending module 1002 is configured to send a notification message to the first terminal according to the request message, where the notification message is used to notify the first terminal to start the direct communication.
  • the notification message includes at least one of the following: a non-access stratum NAS message, a radio resource control RRC message, and a paging message.
  • the second sending module 1002 is specifically configured to: send the paging message on the target paging occasion;
  • the paging message is used to instruct the first terminal to start direct communication, and the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the paging message is sent in a target area, and the target area is determined by at least one of the following:
  • the preset parameter includes a service type, an application identifier or a temporary mobility group identifier.
  • the paging message carries at least one of the preset parameter and paging area information.
  • the second receiving module 1001 is specifically configured to execute any of the following:
  • the request message sent by the application server is received.
  • the second receiving module 1001 is further configured to: receive a first response message sent by the first terminal, where the first response message is used to indicate that the first terminal has started the direct communication.
  • the first response message carries a first identifier of the first terminal, where the first identifier includes at least one of an application layer identifier, a subscription encryption identifier, and a globally unique temporary terminal identifier.
  • the second sending module 1002 is further configured to: send a second response message to the second terminal, where the second response message carries the first identifier.
  • the terminal provided in this embodiment of the present application can implement each process in the method embodiment shown in FIG. 3 , which is not repeated here to avoid repetition.
  • FIG. 11 is a structural diagram of a direct communication activation control apparatus provided by an embodiment of the present application. As shown in FIG. 11 , the direct communication activation control apparatus 1100 includes:
  • the third receiving module 1101 monitors the paging message on the target paging occasion
  • the paging message is used to instruct the terminal to start direct communication
  • the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the preset parameter includes a service type, an application identifier or a temporary mobility group identifier.
  • the paging message carries at least one of the preset parameter and paging area information.
  • the direct communication start control device further includes:
  • the processing module is configured to start direct communication after monitoring the paging message.
  • the processing module is further configured to: after monitoring the paging message, change the current discontinuous reception DRX mode.
  • the changing of the current DRX mode includes any of the following:
  • the current DRX mode is the first DRX mode
  • the current DRX mode is converted to the second DRX mode.
  • the second DRX mode is a DRX mode mapped to a service type or an application identifier or a temporary group identifier.
  • the direct communication start control apparatus further includes: a third sending module, configured to send a first response message to the network device when the direct communication is started based on the paging message, the first response message Used to indicate that the terminal has initiated the direct communication.
  • a third sending module configured to send a first response message to the network device when the direct communication is started based on the paging message, the first response message Used to indicate that the terminal has initiated the direct communication.
  • the first response message carries a first identifier of the terminal, and the first identifier includes at least one of an application layer identifier, a subscription encryption identifier, and a globally unique temporary terminal identifier.
  • the terminal provided in this embodiment of the present application can implement each process in the method embodiment of FIG. 7 , which is not repeated here to avoid repetition.
  • FIG. 12 is a structural diagram of a direct communication activation control apparatus provided by an embodiment of the present application. As shown in FIG. 12 , the direct communication activation control apparatus 1200 includes:
  • a fourth receiving module 1201 receiving a notification message sent by a network device, where the notification message is used to notify a terminal to start the direct communication;
  • the control module 1202 is configured to start the direct communication according to the notification message.
  • the notification message includes any one of the following: a non-access stratum NAS message, a radio resource control RRC message, and a paging message.
  • the fourth receiving module 1201 is specifically configured to: monitor the paging message on a target paging occasion;
  • the paging message is used to instruct the terminal to start direct communication, and the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the preset parameter includes a service type, an application identifier or a temporary mobility group identifier.
  • the paging message carries at least one of the preset parameter and paging area information.
  • the direct communication starting control apparatus further includes: a fourth sending module, configured to send a first response message, where the first response message is used to indicate that the first terminal has started the direct communication.
  • a fourth sending module configured to send a first response message, where the first response message is used to indicate that the first terminal has started the direct communication.
  • the first response message carries a first identifier of the first terminal, where the first identifier includes at least one of an application layer identifier, a subscription encryption identifier, and a globally unique temporary terminal identifier.
  • control module 1202 is further configured to: after receiving the notification message, change the current discontinuous reception DRX mode.
  • the changing of the current DRX mode includes any of the following:
  • the current DRX mode is the first DRX mode
  • the current DRX mode is converted to the second DRX mode.
  • the second DRX mode is a DRX mode mapped to a service type or an application identifier or a temporary group identifier.
  • the terminal provided in the embodiment of the present application can implement each process in the method embodiment of FIG. 8 , which is not repeated here to avoid repetition.
  • FIG. 13 is a structural diagram of a direct communication activation control apparatus provided by an embodiment of the present application. As shown in FIG. 13 , the direct communication activation control apparatus 1300 includes:
  • the fifth sending module 1301 is configured to send a request message, where the request message is used to request the network device to notify the terminal to start direct communication.
  • the fifth sending module 1301 is specifically configured to execute any of the following:
  • the request message is sent to the application server.
  • the direct communication start control apparatus 1300 further includes:
  • a fifth receiving module configured to receive a second response message sent by the network device, where the second response message carries the first identifier of the first terminal, and the first identifier includes an application layer identifier, a contract encryption identifier and a globally unique temporary identifier The terminal identifies at least one of them.
  • the direct communication start control apparatus 1300 further includes:
  • an activation module for initiating the direct communication.
  • the terminal provided in the embodiment of the present application can implement each process in the method embodiment on the second terminal side, which is not repeated here to avoid repetition.
  • FIG. 13 is a structural diagram of a direct communication activation control apparatus provided by an embodiment of the present application. As shown in FIG. 13 , the direct communication activation control apparatus 1300 includes:
  • the fifth sending module 1301 is configured to send a request message, where the request message is used to request the network device to notify the terminal to start direct communication.
  • the fifth sending module 1301 is further configured to provide a notification area to the network device, where the notification area is used by the network device to determine a target area for sending a notification message, and the notification message is used to notify the terminal to start direct communication.
  • the terminal provided in the embodiment of the present application can implement each process in the method embodiment on the application server side, and to avoid repetition, details are not repeated here.
  • the direct communication activation control device in the embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal.
  • the device may be a mobile terminal or a non-mobile terminal.
  • the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
  • the direct communication startup control device in the embodiment of the present application may be a device having an operating system.
  • the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application.
  • the direct communication activation control device provided in the embodiment of the present application can implement the various processes implemented by the method embodiments of FIG. 2 to FIG. 8 , and achieve the same technical effect. In order to avoid repetition, details are not repeated here.
  • an embodiment of the present application further provides a communication device 1400, including a processor 1401, a memory 1402, a program or instruction stored in the memory 1402 and executable on the processor 1401,
  • a communication device 1400 including a processor 1401, a memory 1402, a program or instruction stored in the memory 1402 and executable on the processor 1401,
  • the communication device 1400 is a terminal
  • the program or instruction is executed by the processor 1401
  • each process of the above-mentioned embodiment of the direct communication startup control method is implemented, and the same technical effect can be achieved.
  • the communication device 1400 is a network device
  • the program or instruction is executed by the processor 1401
  • each process of the foregoing direct communication start control method embodiment can be achieved, and the same technical effect can be achieved. To avoid repetition, details are not repeated here.
  • the embodiment of the present application further provides a network device.
  • the network device 1500 includes: an antenna 1501 , a radio frequency device 1502 , and a baseband device 1503 .
  • the antenna 1501 is connected to the radio frequency device 1502 .
  • the radio frequency device 1502 receives information through the antenna 1501, and sends the received information to the baseband device 1503 for processing.
  • the baseband device 1503 processes the information to be sent and sends it to the radio frequency device 1502
  • the radio frequency device 1502 processes the received information and sends it out through the antenna 1501 .
  • the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 1503 , and the method performed by the network device in the above embodiments may be implemented in the baseband apparatus 1503 .
  • the baseband apparatus 1503 includes a processor 1504 and a memory 1505 .
  • the baseband device 1503 may include, for example, at least one baseband board on which multiple chips are arranged, as shown in FIG. 15 , one of the chips is, for example, the processor 1504 , which is connected to the memory 1505 to call the program in the memory 1505 to execute The network devices shown in the above method embodiments operate.
  • the baseband device 1503 may further include a network interface 1506 for exchanging information with the radio frequency device 1502, and the interface is, for example, a Common Public Radio Interface (CPRI for short).
  • CPRI Common Public Radio Interface
  • the application server in this embodiment of the present application further includes: instructions or programs stored in the memory 1505 and executable on the processor 1504, and the processor 1504 invokes the instructions or programs in the memory 1505 to execute the instructions or programs shown in FIG. 9 and FIG. 10 .
  • the method executed by each module achieves the same technical effect. To avoid repetition, it is not repeated here.
  • the embodiment of the present application further provides an application server.
  • the application server 1600 includes: an antenna 1601 , a radio frequency device 1602 , and a baseband device 1603 .
  • the antenna 1601 is connected to the radio frequency device 1602.
  • the radio frequency device 1602 receives information through the antenna 1601, and sends the received information to the baseband device 1603 for processing.
  • the baseband device 1603 processes the information to be sent and sends it to the radio frequency device 1602
  • the radio frequency device 1602 processes the received information and sends it out through the antenna 1601 .
  • the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 1603 , and the method executed by the application server in the above embodiments may be implemented in the baseband apparatus 1603 , where the baseband apparatus 1603 includes a processor 1604 and a memory 1605 .
  • the baseband device 1603 may include, for example, at least one baseband board on which multiple chips are arranged, as shown in FIG. 16 , one of the chips is, for example, the processor 1604, which is connected to the memory 1605 to call the program in the memory 1605 to execute The application server operations shown in the above method embodiments.
  • the baseband device 1603 may further include a network interface 1606 for exchanging information with the radio frequency device 1602, and the interface is, for example, a common public radio interface (CPRI for short).
  • CPRI common public radio interface
  • the application server in this embodiment of the present application further includes: instructions or programs stored in the memory 1605 and executable on the processor 1604, and the processor 1604 invokes the instructions or programs in the memory 1605 to execute the instructions or programs executed by the modules on the application server side. method, and achieve the same technical effect, in order to avoid repetition, it is not repeated here.
  • FIG. 17 is a schematic diagram of a hardware structure of a terminal implementing various embodiments of the present application.
  • the terminal 1700 includes but is not limited to: a radio frequency unit 1701, a network module 1702, an audio output unit 1703, an input unit 1704, a sensor 1705, a display unit 1706, a user input unit 1707, an interface unit 1708, a memory 1709, a processor 1710 and other components.
  • the terminal 1700 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 1710 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
  • a power source such as a battery
  • the terminal structure shown in FIG. 17 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 1704 may include a graphics processor (Graphics Processing Unit, GPU) 17041 and a microphone 17042. Such as camera) to obtain still pictures or video image data for processing.
  • the display unit 1706 may include a display panel 17061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 1707 includes a touch panel 17071 and other input devices 17072 .
  • the touch panel 17071 is also called a touch screen.
  • the touch panel 17071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 17072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • the radio frequency unit 1701 receives the downlink data from the network device, and then processes it to the processor 1710; in addition, sends the uplink data to the network device.
  • the radio frequency unit 1701 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • Memory 1709 may be used to store software programs or instructions as well as various data.
  • the memory 1709 may mainly include a storage program or instruction area and a storage data area, wherein the stored program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
  • the memory 1709 may include a high-speed random access memory, and may also include a non-volatile memory, wherein the non-volatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • PROM erasable programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM electrically erasable programmable read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
  • the processor 1710 may include one or more processing units; optionally, the processor 1710 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, and application programs or instructions, etc. Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 1710.
  • the radio frequency unit 1701 is used to monitor the paging message on the target paging occasion
  • the paging message is used to instruct the terminal to start direct communication, and the target paging occasion is a preset paging occasion or a paging occasion determined according to a preset parameter.
  • the radio frequency unit 1701 is configured to receive a notification message sent by a network device, where the notification message is used to notify the terminal to start the direct communication;
  • the processor 1710 is configured to start the direct communication according to the notification message.
  • the radio frequency unit 1701 is configured to send a request message, where the request message is used to request the network device to notify the first terminal to start direct communication.
  • the above-mentioned processor 1710 and the radio frequency unit 1701 can implement each process performed by the terminal in the method embodiment on the terminal side, and in order to avoid repetition, details are not repeated here.
  • the embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, each process of the above-mentioned embodiment of the direct communication startup control method is implemented, and can To achieve the same technical effect, in order to avoid repetition, details are not repeated here.
  • the processor is the processor in the electronic device described in the foregoing embodiments.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
  • An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network device program or instruction to implement the above-mentioned direct communication startup control
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run a network device program or instruction to implement the above-mentioned direct communication startup control
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip, or the like.
  • Embodiments of the present application further provide a computer program product, where the computer program product is stored in a readable storage medium, and the computer program product is executed by at least one processor to implement each process of the foregoing direct communication startup control method embodiments , and can achieve the same technical effect, in order to avoid repetition, it is not repeated here.
  • modules, units, sub-modules, sub-units, etc. can be implemented in one or more Application Specific Integrated Circuits (ASIC), Digital Signal Processing (DSP), digital signal processing equipment ( DSP Device, DSPD), Programmable Logic Device (Programmable Logic Device, PLD), Field-Programmable Gate Array (Field-Programmable Gate Array, FPGA), general-purpose processor, controller, microcontroller, microprocessor, for in other electronic units or combinations thereof that perform the functions described herein.
  • ASIC Application Specific Integrated Circuits
  • DSP Digital Signal Processing
  • DSP Device digital signal processing equipment
  • PLD Programmable Logic Device
  • Field-Programmable Gate Array Field-Programmable Gate Array
  • FPGA Field-Programmable Gate Array

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Abstract

La présente invention concerne un procédé de commande d'activation d'une communication directe, et un dispositif associé. Le procédé comprend : la transmission d'un message de radiorecherche sur une occasion de radiorecherche cible, le message de radiorecherche étant utilisé pour donner l'ordre à un terminal d'activer une communication directe, et l'occasion de radiorecherche cible étant une occasion de radiorecherche prédéfinie ou une occasion de radiorecherche déterminée selon un paramètre prédéfini. Dans un mode de réalisation de la présente invention, un dispositif de réseau notifie à un terminal correspondant qu'une communication directe doit être activée. Après que le terminal a activé une communication directe, une liaison de communication directe correspondante peut être établie et des données de service peuvent être transmises au moyen de la liaison de communication directe.
PCT/CN2021/107279 2020-07-21 2021-07-20 Procédé de commande d'activation de communication directe, et dispositif associé Ceased WO2022017360A1 (fr)

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CN113965993A (zh) * 2020-07-21 2022-01-21 维沃移动通信有限公司 直接通信启动控制方法及相关设备

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