WO2023066126A1 - Procédé et dispositif d'envoi d'un message de découverte - Google Patents

Procédé et dispositif d'envoi d'un message de découverte Download PDF

Info

Publication number
WO2023066126A1
WO2023066126A1 PCT/CN2022/125093 CN2022125093W WO2023066126A1 WO 2023066126 A1 WO2023066126 A1 WO 2023066126A1 CN 2022125093 W CN2022125093 W CN 2022125093W WO 2023066126 A1 WO2023066126 A1 WO 2023066126A1
Authority
WO
WIPO (PCT)
Prior art keywords
discovery message
message
service
type
prose service
Prior art date
Application number
PCT/CN2022/125093
Other languages
English (en)
Chinese (zh)
Inventor
翟海涛
赵亚利
张惠英
Original Assignee
大唐移动通信设备有限公司
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 大唐移动通信设备有限公司 filed Critical 大唐移动通信设备有限公司
Publication of WO2023066126A1 publication Critical patent/WO2023066126A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information

Definitions

  • the present disclosure relates to the field of communication technologies, and in particular, to a method and device for sending a discovery message.
  • the communication methods between terminals include cellular network communication and direct communication.
  • the schematic diagram of cellular network communication is shown in Figure 1, and the schematic diagram of direct communication is shown in Figure 2.
  • terminals and The communication between terminals is realized through the base station.
  • the terminal and the base station communicate through the Uu interface.
  • the terminal UE1 communicates with the terminal UE2, the terminal UE1 forwards the signal to the base station through the Uu interface, and then the base station sends the received signal to the terminal.
  • UE2; in direct communication the communication between terminals is realized through a direct communication link (Sidelink link), and the wireless interface corresponding to the direct communication link is called a Sidelink interface or a PC5 interface.
  • the signal can be transmitted over a direct communication link.
  • a relay terminal When the distance between two terminals is long, in order to expand the network coverage, a relay terminal is introduced.
  • the schematic diagram of the relay terminal is shown in Figure 3.
  • the relay terminal and the base station use the Uu interface to transmit data.
  • Remote terminals use Sidelink interface or PC5 interface to transmit data.
  • To realize long-distance communication between two terminals it is necessary to select a terminal between the two terminals as a relay terminal. long-distance communication between terminals.
  • the terminal realizes the discovery of the short-distance terminal by sending or receiving the discovery signal.
  • There are two types of terminals to be discovered one is the relay terminal, and the other is the terminal with the proximity service (ProSe) service.
  • the terminal is in the When sending a discovery message, since the access layer (Access Stratum, AS) only records the detailed information of the relay terminal, the AS layer receives or sends signals on the air interface when the terminal communicates, so that the terminal cannot send a discovery related to the ProSe service. information.
  • AS Access Stratum
  • the present disclosure provides a method and device for sending a discovery message.
  • the terminal can determine that the discovery message is a discovery message of the ProSe service, and The discovery message of the ProSe service can be sent to other terminals.
  • the present disclosure provides a method for sending a discovery message, the method including:
  • the first indication message includes one or a combination of the following:
  • the first indication message is a discovery message indicating to send a ProSe service
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service
  • the first indication message is a service feature indicating a discovery message of a ProSe service, wherein the service feature is a service cycle related to the ProSe service and a service start time;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal.
  • the instruction message indicating to send the discovery message of the ProSe service is specifically described, and the instruction message indicating the sending of the discovery message of the ProSe service can be accurately identified, so that the sending of the discovery message of the ProSe service and the discovery of the ProSe service can be realized. Wide coverage.
  • the determining whether to send the discovery message of the ProSe service is specifically:
  • the trigger conditions include one or a combination of the following conditions:
  • the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value
  • the terminal receives a discovery message request sent by another terminal
  • the target address corresponding to the discovery message request received by the terminal is in the target address list
  • the terminal is in a state of receiving or sending the discovery message.
  • the method before determining whether to send the discovery message of the ProSe service, the method further includes:
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service, determine to send the discovery message that the type of the discovery message is a ProSe service;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal, it is determined that the type of the discovery message to be sent is a ProSe service discovery message.
  • the determining whether to send the discovery message of the ProSe service is specifically one or more combinations of the following:
  • the trigger condition is that the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal receives a discovery message request sent by other terminals, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the target address corresponding to the discovery message request received by the terminal is in the target address list, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal is in the state of receiving or sending the discovery message, it is determined to send the discovery message of the ProSe service.
  • a fixed code rate of the processed discovery message is calculated, and the discovery message is sent according to the fixed code rate.
  • the processing the discovery message according to the type of the discovery message includes:
  • the discovery message whose type is the ProSe service is processed through a second preset mode, wherein the second preset mode compresses the discovery message.
  • the sending the discovery message according to a fixed code rate includes:
  • the present disclosure also provides a method for processing a discovery message, the method including:
  • the message type of the discovery message sent by the terminal is analyzed, and different types of discovery messages are distinguished.
  • Different discovery messages correspond to different processing methods, which avoids the mixing of different types of discovery messages, resulting in resource consumption. Efficient processing of discovery messages is achieved.
  • the transmitting the discovery message corresponding to the message type to the non-access stratum includes:
  • the message type is a discovery message of a relay service, transmitting the discovery message meeting the first preset condition to the non-access stratum;
  • the message type is a discovery message of a ProSe service
  • the discovery message meeting the second preset condition is transmitted to the non-access stratum.
  • the message type of the received discovery message is parsed according to at least one of the following methods:
  • the physical resource pool stores discovery messages of the same type
  • the message type of the discovery message is judged according to the logical channel identification code in the terminal.
  • the determining the message type of the discovery message according to the physical resource pool includes:
  • the physical resource pool where the discovery message is stored is the discovery message of the relay service, then determine that the message type of the discovery message is the relay service type;
  • the physical resource pool where the discovery message is stored stores the discovery message of the ProSe service, then it is determined that the message type of the discovery message is the ProSe service type.
  • the judging the message type of the discovery message according to the type identifier in the direct link control indication of the terminal includes:
  • the value of the type identifier is the first set value, then determine that the discovery message is a discovery message of a ProSe service
  • the discovery message is a discovery message of a relay service.
  • the judging the message type of the discovery message according to the logical channel identification code in the terminal includes:
  • the first logical channel identification code list saves The logical channel identification code of the discovery message of the relay service, and the logical channel identification code of the discovery message of the ProSe service is stored in the second logical channel identification code list;
  • the logical channel identification code of the discovery message is in the first logical channel identification code list, then determine that the discovery message is a discovery message of a relay service;
  • the logical channel identification code of the discovery message is in the second logical channel identification code list, determine that the discovery message is a discovery message of the ProSe service.
  • the first preset condition is one or more combinations of the following conditions:
  • the discovery message of the relay service has a corresponding signal-to-noise ratio
  • the discovery message of the relay service has a corresponding channel quality value, wherein the channel quality value represents the communication quality of the wireless channel.
  • the second preset condition is one or more combinations of the following conditions:
  • the message type is a discovery message of a ProSe service
  • the discovery message is the same as the discovery message in the discovery message type list in the non-access stratum.
  • the present disclosure provides an apparatus for sending a discovery message, and the apparatus includes:
  • a receiving module specifically configured to receive a first indication message
  • a determining module specifically configured to determine whether to send a ProSe service discovery message according to the first indication message
  • the first indication message includes one or a combination of the following:
  • the first indication message is a discovery message indicating to send a ProSe service
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service
  • the first indication message is a service feature indicating a discovery message of a ProSe service, wherein the service feature is a service cycle related to the ProSe service and a service start time;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal.
  • the determination module is specifically used for:
  • the trigger conditions include one or a combination of the following conditions:
  • the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value
  • the terminal receives a discovery message request sent by another terminal
  • the target address corresponding to the discovery message request received by the terminal is in the target address list
  • the terminal is in a state of receiving or sending the discovery message.
  • the determining module is also used for:
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service, determine to send the discovery message that the type of the discovery message is a ProSe service;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal, it is determined that the type of the discovery message to be sent is a ProSe service discovery message.
  • the determining module determines whether to send the discovery message of the ProSe service, it specifically performs one or more combinations of the following:
  • the trigger condition is that the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal receives a discovery message request sent by other terminals, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the target address corresponding to the discovery message request received by the terminal is in the target address list, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal is in the state of receiving or sending the discovery message, it is determined to send the discovery message of the ProSe service.
  • the determining module is also used for:
  • a fixed code rate of the processed discovery message is calculated, and the discovery message is sent according to the fixed code rate.
  • the determination module is specifically used for:
  • the discovery message whose type is the ProSe service is processed in a second preset mode, wherein the second preset mode compresses the discovery message.
  • the determination module is specifically used for:
  • the present disclosure also provides an apparatus for processing a discovery message, the apparatus including:
  • a parsing module specifically for parsing the message type of the received discovery message
  • the sending module is specifically configured to transmit the discovery message corresponding to the message type to the non-access stratum.
  • the sending module is specifically used for:
  • the message type is a discovery message of a relay service, transmitting the discovery message meeting the first preset condition to the non-access stratum;
  • the message type is a discovery message of a ProSe service
  • the discovery message meeting the second preset condition is transmitted to the non-access stratum.
  • the parsing module is specifically configured to parse the message type of the received discovery message according to at least one of the following methods:
  • the physical resource pool stores discovery messages of the same type
  • the message type of the discovery message is judged according to the logical channel identification code in the terminal.
  • the parsing module is specifically used for:
  • the physical resource pool where the discovery message is located stores a discovery message of a relay service, then determining that the discovery message is a discovery message of a relay service;
  • the physical resource pool where the discovery message is located stores the discovery message of the ProSe service, then it is determined that the discovery message is the discovery message of the ProSe service.
  • the parsing module is specifically used for:
  • the value of the type identifier is the first set value, then determine that the discovery message is a discovery message of a ProSe service
  • the discovery message is a discovery message of a relay service.
  • the parsing module is specifically used for:
  • the first logical channel identification code list saves The logical channel identification code of the discovery message of the relay service, and the logical channel identification code of the discovery message of the ProSe service is stored in the second logical channel identification code list;
  • the logical channel identification code of the discovery message is in the first logical channel identification code list, then determine that the discovery message is a discovery message of a relay service;
  • the logical channel identification code of the discovery message is in the second logical channel identification code list, determine that the discovery message is a discovery message of the ProSe service.
  • the first preset condition is one or more combinations of the following conditions:
  • the discovery message of the relay service has a corresponding signal-to-noise ratio
  • the discovery message of the relay service has a corresponding channel quality value, wherein the channel quality value represents the communication quality of the wireless channel.
  • the second preset condition is one or more combinations of the following conditions:
  • the message type is a discovery message of a ProSe service
  • the discovery message is the same as the discovery message in the discovery message type list in the non-access stratum.
  • the present disclosure provides a communication device, including a memory and a processor:
  • the memory stores computer instructions
  • the processor is configured to read the computer program in the memory, and perform the following steps:
  • the first indication message includes one or a combination of the following:
  • the first indication message is a discovery message indicating to send a ProSe service
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service
  • the first indication message is a service feature indicating a discovery message of a ProSe service, wherein the service feature is a service cycle related to the ProSe service and a service start time;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal.
  • the processor is specifically used for:
  • the trigger conditions include one or a combination of the following conditions:
  • the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value
  • the terminal receives a discovery message request sent by another terminal
  • the target address corresponding to the discovery message request received by the terminal is in the target address list
  • the terminal is in a state of receiving or sending the discovery message.
  • the processor is also used for:
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service, determine to send the discovery message that the type of the discovery message is a ProSe service;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal, it is determined that the type of the discovery message to be sent is a ProSe service discovery message.
  • the processor determines whether to send the discovery message of the ProSe service, it specifically performs one or more combinations of the following:
  • the trigger condition is that the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal receives a discovery message request sent by other terminals, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the target address corresponding to the discovery message request received by the terminal is in the target address list, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal is in the state of receiving or sending the discovery message, it is determined to send the discovery message of the ProSe service.
  • the processor before determining whether to send the discovery message of the ProSe service, the processor is further configured to:
  • a fixed code rate of the processed discovery message is calculated, and the discovery message is sent according to the fixed code rate.
  • the processor is specifically used for:
  • the discovery message whose type is the ProSe service is processed in a second preset mode, wherein the second preset mode compresses the discovery message.
  • the processor is specifically used for:
  • the present disclosure provides a communication device, including a memory and a processor:
  • the memory stores computer instructions
  • the processor is configured to read the computer program in the memory, and perform the following steps:
  • Parse the message type of the received discovery message ; transmit the discovery message corresponding to the message type to the non-access stratum.
  • the processor is specifically used for:
  • the message type is a discovery message of a relay service, transmitting the discovery message meeting the first preset condition to the non-access stratum;
  • the message type is a discovery message of a ProSe service
  • the discovery message meeting the second preset condition is transmitted to the non-access stratum.
  • the processor is specifically used for:
  • the physical resource pool stores discovery messages of the same type
  • the message type of the discovery message is judged according to the logical channel identification code in the terminal.
  • the processor is specifically used for:
  • the physical resource pool where the discovery message is located stores a discovery message of a relay service, then determining that the discovery message is a discovery message of a relay service;
  • the physical resource pool where the discovery message is located stores the discovery message of the ProSe service, then it is determined that the discovery message is the discovery message of the ProSe service.
  • the processor is specifically used for:
  • the discovery message is a discovery message of the ProSe service
  • the discovery message is a discovery message of a relay service.
  • the processor is specifically used for:
  • the first logical channel identification code list saves The logical channel identification code of the discovery message of the relay service, and the logical channel identification code of the discovery message of the ProSe service is stored in the second logical channel identification code list;
  • the logical channel identification code of the discovery message is in the first logical channel identification code list, then determine that the discovery message is a discovery message of a relay service;
  • the logical channel identification code of the discovery message is in the second logical channel identification code list, determine that the discovery message is a discovery message of the ProSe service.
  • the first preset condition is one or more combinations of the following conditions:
  • the discovery message of the relay service has a corresponding signal-to-noise ratio
  • the discovery message of the relay service has a corresponding channel quality value, wherein the channel quality value represents the communication quality of the wireless channel.
  • the second preset condition is one or more combinations of the following conditions:
  • the message type is a discovery message of a ProSe service
  • the discovery message is the same as the discovery message in the discovery message type list in the non-access stratum.
  • a computer-readable storage medium stores computer-executable instructions, and the computer-executable instructions are used to make the computer perform the steps of the above-mentioned method for sending a discovery message and A method step for processing a discovery message.
  • a computer program product when invoked by a computer, causes the computer to execute the steps of the above method for sending a discovery message and the method for processing a discovery message.
  • FIG. 1 is a schematic diagram of cellular network communication provided by the present disclosure
  • FIG. 2 is a schematic diagram of communication between terminals provided by the present disclosure
  • FIG. 3 is another schematic diagram of terminal-to-terminal communication provided by the present disclosure.
  • FIG. 4 is a flow chart of steps in a method for sending a discovery message provided by the present disclosure
  • FIG. 5 is a schematic structural diagram of a device for sending a discovery message provided by the present disclosure
  • FIG. 6 is a flow chart of steps in a method for processing a discovery message provided by the present disclosure
  • FIG. 7 is a schematic structural diagram of a discovery message processing device provided by the present disclosure.
  • FIG. 8 is a schematic structural diagram of a communication device provided by the present disclosure.
  • Fig. 9 is a schematic structural diagram of a communication device provided by the present disclosure.
  • the technical solution of the present invention can be applied to various communication systems, for example: Global System of Mobile communication (GSM) system, Code Division Multiple Access (CDMA) system, Wideband Code Division Multiple Access (Wideband Code Division Multiple Access (WCDMA) system, General Packet Radio Service (GPRS), Long Term Evolution (LTE) system, Advanced long term evolution (LTE-A) system, general Universal Mobile Telecommunication System (UMTS), New Radio Access Technology (NR), 5G, etc.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • LTE-A Advanced long term evolution
  • UMTS general Universal Mobile Telecommunication System
  • NR New Radio Access Technology
  • Fig. 1 illustrates a communication system architecture, and the communication system includes access network equipment and terminal equipment.
  • Terminal equipment also known as terminal, user equipment (User Equipment, UE), mobile station (Mobile Station, MS), mobile terminal (Mobile Terminal, MT), etc.
  • Connectivity devices for example, handheld devices with wireless connectivity, vehicle-mounted devices, etc.
  • mobile terminal equipment such as mobile phones (or called "cellular" phones) and computers with mobile terminal equipment, such as portable, pocket, handheld, computer built-in or vehicle-mounted Mobile devices that exchange speech and/or data with the radio access network.
  • PCS personal communication service
  • SIP session initiated protocol
  • WLL wireless local loop
  • PDA personal digital assistants
  • Wireless terminal equipment can also be called system, subscriber unit, subscriber station, mobile station, mobile station, remote station, access point , remote terminal (remote terminal), access terminal (access terminal), user terminal (user terminal), user agent (user agent), and user device (user device), which are not limited in the embodiments of the present disclosure.
  • the network device involved in the embodiments of the present disclosure may be a base station, and the base station may include multiple cells.
  • a base station may also be called an access point, or may refer to a device in an access network that communicates with a wireless terminal device through one or more sectors on an air interface, or other names.
  • the network device can be used to convert received over-the-air frames to and from Internet Protocol (IP) packets and act as a router between the wireless terminal device and the rest of the access network, which can include the Internet protocol communication network.
  • IP Internet Protocol
  • Network devices may also coordinate attribute management for the air interface.
  • the network device involved in the embodiment of the present disclosure may be a network device (base transceiver station, BTS) in a global system for mobile communications (GSM) or a code division multiple access (code division multiple access, CDMA) ), or a network device (NodeB) in wide-band code division multiple access (WCDMA), or an evolved network device in a long term evolution (LTE) system (evolutional node B, eNB or e-NodeB), the 5G base station in the 5G network architecture (next generation system), or the home evolution base station (home evolved node B, HeNB), relay node (relay node), home base station ( femto), pico base station (pico), etc., are not limited in this embodiment of the present disclosure.
  • GSM global system for mobile communications
  • CDMA code division multiple access
  • NodeB wide-band code division multiple access
  • LTE long term evolution
  • LTE long term evolution
  • FIG. 1 is a schematic diagram of cellular network communication provided by the present disclosure.
  • the wireless communication system is composed of a base station, several terminal devices and a CN core network.
  • the wireless communication between the terminal UE1 and the terminal UE2 is realized through the base station.
  • the terminal UE1 needs to send a signal to the terminal UE2
  • the terminal UE1 transmits the signal to the base station through the Uu interface
  • the base station transmits the signal to the terminal UE2 through the Uu interface, thereby realizing the terminal Signal transmission between UE1 and terminal UE2.
  • the wireless communication system consists of a base station, several terminals, and a CN core network.
  • the signal transmission between the terminal and the base station is performed through the Uu interface.
  • the wireless communication is realized through the direct communication link, that is, the communication is realized through the Sidelink link.
  • the wireless interface corresponding to the direct communication link is called the Sidelink interface or the PC5 interface.
  • the terminal UE1 and the terminal UE2 need to communicate wirelessly, the terminal UE1 passes The Sidelink interface or the PC5 interface transmits signals to the terminal UE2. After receiving the signals, the terminal UE2 can transmit signals back to the terminal UE1 through the Sidelink interface or the PC5 interface, thereby realizing wireless communication between terminals.
  • FIG. 3 is another schematic diagram of communication between terminals provided by the present disclosure.
  • a relay terminal is introduced to make the relay terminal a signal transfer station for wireless communication between two terminals.
  • Two long-distance When terminals perform wireless communication, two remote terminals are called remote terminals.
  • One of the remote terminals first finds the surrounding terminals, and then determines that one terminal is a relay terminal, and transmits signals to the relay terminal through the Sidelink interface or PC5 interface.
  • the relay terminal receives the signal of the remote terminal and forwards the signal to another remote terminal through the Sidelink interface or the PC5 interface, thereby realizing wireless communication between two remote terminals.
  • the AS layer receives or sends signals on the air interface when the terminal performs wireless communication. Since the AS layer only records the detailed information of the relay terminal, the terminal can only send the discovery message of the relay service, but cannot send Discovery messages with ProSe services.
  • the embodiments of the present disclosure provide a method for sending a discovery message, so as to solve the problem that the terminal cannot send the discovery message related to the ProSe service in the above scenario.
  • the method and the device described in the embodiments of the present disclosure are based on the same technical concept. Since the principles of the problems solved by the method and the device are similar, the embodiments of the device and the method can be referred to each other, and the repetitions will not be repeated.
  • the present disclosure provides a method for sending a discovery message, which can solve the problem that the discovery message related to the ProSe service cannot be sent.
  • the implementation process of the method is as follows:
  • Step S1 Receive a first indication message.
  • the terminal In order to trigger the terminal to send a discovery message, before the terminal sends the discovery message, the terminal needs to receive a first indication message from the non-access stratum, and judge whether to trigger the sending of the discovery message according to the first indication message.
  • the non-access stratum includes mobility management, Call control, session management, and identity management.
  • the first indication message is a combination of one or more of the following messages:
  • the first indication message is a discovery message indicating to send the ProSe service
  • the terminal parses out the content of the first indication message, and judges according to the content whether to indicate to send the discovery message of the ProSe service or to indicate to send the discovery message of the relay service.
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service
  • the first indication information is the discovery message indicating that the type of the discovery message is a ProSe service.
  • the first indication message is the service characteristic of the discovery message indicating the ProSe service, wherein the service characteristic is the service period related to the periodic service and the service start time;
  • various types of terminals around can be identified through the discovery message of the ProSe service, for example: a terminal of the relay service, a terminal of the ProSe service, etc.
  • the indication message is the service characteristic of the discovery message indicating the ProSe service.
  • the first indication message indicates that the target address corresponding to the discovery message of the ProSe service is the ProSe service terminal.
  • the above table 1 records the relationship between the type indication message and the target address.
  • the target address includes the target address of the ProSe service terminal and the target address of the relay service.
  • the target address corresponding to the ProSe service type is the target address of the ProSe service terminal.
  • the relay service The destination address corresponding to the type is the destination address of the relay service terminal.
  • the terminal parses the received first indication message, parses out the correspondence between the type indication message and the target address, and matches the correspondence with Table 1.
  • the first indication message can be determined. Indicates the type of the discovery message that needs to be sent in the message.
  • the message of the relay service is matched
  • the indication message indicates the discovery message for sending the relay service.
  • the indication message of the discovery message of the relay service it has been described in detail in the existing solution, and will not be repeated here.
  • the discovery message indication message of the ProSe service is described in detail.
  • the above indication message can be a single type, or can be a combination of multiple types, such as:
  • the first indication message is a discovery message indicating to send a ProSe service, and indicates that the type of the discovery message is a discovery message of a ProSe service;
  • the first indication message is a discovery message indicating to send the ProSe service, and indicates the service characteristics of the discovery message of the ProSe service;
  • the first indication message is a discovery message indicating to send a ProSe service, a discovery message indicating that the type of the discovery message is a ProSe service, and a mapping relationship between a type indication message and a target address of the discovery message indicating the ProSe service;
  • the first indication message is the mapping relationship between the discovery message indicating the sending of the ProSe service, the service characteristic of the discovery message indicating the ProSe service, and the type indication message of the discovery message indicating the ProSe service and the target address;
  • the first indication is to send a discovery message of a ProSe service, a discovery message indicating that the type of the discovery message is a ProSe service, a service feature of the discovery message indicating a ProSe service, and a mapping between a type indication message and a target address of the discovery message indicating a ProSe service relation.
  • the above five possible situations are listed for various combinations of the first indication message, since the first indication message can be one message, or any combination of two pieces of information, or any three pieces of information
  • the combination of information may also be a combination of four pieces of information, which will not be listed one by one here.
  • the first indication message for instructing the terminal to send the discovery message of the ProSe service is described in detail. Through the content of the description, it can be confirmed that the first indication message is the discovery message for instructing the terminal to send the ProSe service, and the ProSe service is realized.
  • the identification of the discovery message indicates the message.
  • the type of the discovery message to be sent is a discovery message of the ProSe service. There are three ways to determine, and the specific determination process is as follows:
  • Mode 1 judging whether the indication message of the discovery message is a discovery message of the ProSe service
  • the first indication message is a discovery message indicating to send a ProSe service
  • the first indication message is a discovery message indicating to send the relay service
  • Method 2 judging the mapping relationship between the target address corresponding to the discovery message and the ProSe service terminal;
  • the target address corresponding to the type indication message of the discovery message determines whether the terminal corresponding to the target address is a terminal with a ProSe service, if so, then determine that the discovery message is a discovery message of the ProSe service, if not, ignore the indication message.
  • Mode 3 is a combination of Mode 1 and Mode 2. Only Mode 1 and Mode 2 must be satisfied at the same time to determine that the discovery message is the discovery message of the ProSe service.
  • the type of the discovery message can be judged by any one of the methods 1, 2 and 3, so as to accurately determine whether to send the discovery message of the ProSe service according to the type of the discovery message, and improve the identification of the ProSe service. Discover the accuracy of the message.
  • Step S2 Determine whether to send a ProSe service discovery message according to the first indication message.
  • the first indication message After receiving the first indication message used to instruct the terminal to send the discovery message of the ProSe service, the first indication message is one of the combination methods described above, and when the first indication message meets the conditions, according to the received first indication message, The trigger condition is obtained, and it is determined whether to send the discovery message of the ProSe service according to the trigger condition.
  • the trigger condition needs to be judged.
  • the trigger condition is one or a combination of the following conditions, it is determined to send the discovery message of the ProSe service.
  • the trigger condition includes one or a combination of the following conditions:
  • Condition 1 The wireless resource occupancy rate of the direct communication link of the terminal exceeds a preset value
  • the terminal Before sending the discovery message, in order to detect whether there are enough terminals around the terminal, it is necessary to detect the ratio of the number of direct communication links used by the terminal to the number of direct communication links owned by the terminal, and calculate the radio frequency of the direct communication links of the terminal.
  • Resource occupancy rate when the wireless resource occupancy rate of the direct communication link exceeds the preset value, the terminal can determine that there are a sufficient number of other terminals around, and can send discovery messages to other terminals around, when the wireless resource occupancy rate of the direct communication link If the resource occupancy rate is less than the preset value, the terminal will ignore the indication message for sending the discovery message.
  • the preset value varies according to actual needs, and is not a fixed value, therefore, too much description is omitted here.
  • the wireless resource occupancy rate of the direct communication link of the terminal is 46%
  • the preset value is 30%, and if 46% is greater than 30%, it can be determined that there are a sufficient number of other terminals around;
  • the terminal ignores the indication message for sending the discovery message.
  • Condition 2 The terminal receives a discovery message request sent by other terminals;
  • the terminal In order to discover other terminals around the terminal, there is another way that other terminals around the terminal actively send discovery message requests to the terminal. After the terminal receives the discovery message requests sent by other terminals, the terminal can discover other terminals around the terminal through the received discovery message request. The terminal, so that the terminal determines the number of other terminals around it according to the number of received discovery message requests.
  • the terminal After the terminal receives the discovery message request, the terminal needs to parse out the corresponding target address according to the received discovery message request.
  • the discovery message request contains the information of the target address, and the target address is the target address of the terminal corresponding to the discovery message of the ProSe service or the ProSe The destination address of the business.
  • the terminal obtains Table 2 through the communication protocol.
  • Table 2 shows the correspondence between the discovery message request and the parsed target address.
  • Table 2 is as follows:
  • the terminal can resolve the target address through the discovery message request. After obtaining the target address of the discovery message request, it can save the corresponding relationship between the discovery message request and the target address.
  • the terminal receives the discovery message request again , the target address corresponding to the discovery message request can be acquired through Table 2.
  • Table 3 is the target address list. After obtaining the target address corresponding to the discovery message request, the target address is matched with the target address list of the terminal. If a consistent target address is matched, it indicates that the target address In the target address list of the terminal, the terminal regards the terminal sending the discovery message request as the terminal existing around, and if no consistent target address is matched, the terminal ignores the terminal sending the discovery message request.
  • the two-way identification between the terminal and the terminal sending the discovery message request is achieved.
  • the surrounding terminals need to send the discovery message request to the terminal, and the target address list of the terminal must have the target address resolved by the discovery message request.
  • the target address resolved by the message request is not in the target address list, even if the terminal sending the discovery message request is nearby, the terminal will ignore the terminal.
  • Condition 4 The terminal is in the state of receiving or sending a discovery message
  • the terminal When the terminal is in the state of sending or receiving discovery messages, it indicates that the terminal is in the service period of the non-access stratum, and the non-access stratum can process the discovery messages sent or received by the terminal during the service period, so the terminal can pass the indication message Send a discovery message.
  • any two of the four trigger conditions can be combined, or any three trigger conditions can be combined, or four trigger conditions can be combined.
  • the above only exemplifies five As for the way of combination, other combination ways can refer to any one of the above-mentioned situations 1 to 5, and there are no too many examples for other combination ways here.
  • the discovery message of the ProSe service can be sent.
  • the type of the discovery message has been obtained according to the indication information, so the discovery message needs to be processed.
  • the discovery message of the ProSe service is compressed.
  • no processing is performed on the discovery message.
  • the fixed code rate is related to the transmission power. Inversely proportional relationship, when the fixed code rate is larger, the transmission power is smaller. In the communication protocol, the mapping relationship between the fixed code rate and the transmission power is specified.
  • the sending frequency may also be determined according to the system information (SIB) broadcast by the base station, and the discovery message is sent according to the determined sending frequency.
  • SIB system information
  • the SIB and The relationship between frequencies is well known to those skilled in the art, so it will not be described too much here.
  • the indication message is a discovery message indicating the sending of the ProSe service
  • the trigger condition is detected according to the indication message, and the ProSe service is sent when the trigger condition meets the requirements.
  • the discovery message of the ProSe service is realized, so that the terminal can accurately judge and send the discovery message of the ProSe service, and then realize the wide coverage of the ProSe service.
  • Embodiment 1 the processing process of the discovery message of the ProSe service by the terminal is described.
  • the discovery message will also be processed accordingly.
  • FIG. 5 the embodiment of the present disclosure also provides a The processing method of the discovery message, after the discovery message is sent from the sender to the receiver, the receiver will process the discovery message, the specific implementation process is as follows:
  • Step S21 Parse the message type of the received discovery message.
  • the type judgment of the discovery message can be one of the following methods or a combination:
  • the first way judge according to the physical resource pool where the discovery message is located.
  • the physical resource pool is used to receive the discovery message according to the type of the discovery message, that is, after the discovery message is received by the physical resource pool, if the physical resource pool that receives the discovery message stores the discovery message of the relay service, then If it is determined that the discovery message is a discovery message of a relay service, the discovery message is a discovery message of a relay service; if the discovery message of a ProSe service is stored in the physical resource pool receiving the discovery message, then it is determined that the discovery message is a ProSe service.
  • a discovery message of a service where the discovery message is a discovery message of a ProSe service.
  • the second manner judging the message type of the discovery message according to the type identifier in the direct link control indication of the terminal.
  • the discovery message After receiving the discovery message, obtain the value of the type identifier corresponding to the discovery message.
  • the type identifier in the discovery message is an inherent characteristic of the discovery message. Therefore, the type identifier can be obtained in the discovery message.
  • the type identifier is the first
  • the discovery message is the discovery message of the ProSe service
  • the type identifier is the second set value
  • the discovery message is the discovery message of the relay service.
  • the value of the type identifier is 1, it indicates that the discovery message is a discovery message of a ProSe service, and if the value of the type identifier is 0, it indicates that the discovery message is a discovery message of a relay service.
  • the ProSe service includes at least one kind of service.
  • the third way judging the message type of the discovery message according to the logical channel identification code.
  • the logical channel identification code of the discovery message is acquired, and the acquired logical channel identification code of the discovery message is matched with the first logical channel identification code list and the second logical channel identification code list, and according to the matching Find the list of consistent logical channel identification codes to determine the type of the discovery message.
  • the logical channel identification code of the discovery message of the relay service is stored in the first logical channel identification code list
  • the logical channel identification code of the discovery message of the ProSe service The channel identification codes are stored in the second logical channel identification code list.
  • the discovery message is a discovery message of the relay service; if the matching logical channel identification code is in the second logical channel identification code list, Then the discovery message is a discovery message of the ProSe service.
  • the type of the discovery message sent by the terminal to the receiver can be determined in any of the three ways, and the type of the received discovery message can be accurately classified, avoiding the need to spend a lot of time when processing the discovery message resources, facilitating centralized processing of discovery messages of the same type.
  • Step S22 Transmitting the discovery message corresponding to the message type to the non-access stratum.
  • the first preset condition can be one of the following two conditions A condition:
  • the discovery message is a discovery message of a relay service with a signal-to-noise ratio, and the larger the signal-to-noise ratio, the smaller the interference received during signal transmission.
  • the discovery message After determining that the discovery message is a discovery message of a relay service with a signal-to-noise ratio, the discovery message is sent to the non-access stratum.
  • the discovery message is a discovery message of a relay service with a channel quality value, and the channel quality value represents the communication quality of the wireless channel.
  • the discovery message of the relay service and the channel quality value corresponding to the discovery message of the relay service are sent to the non-access stratum.
  • the discovery message of the relay service may be sent to the non-access stratum by using the above-described condition 1 or condition 2.
  • the second preset condition may be the following condition 1 and/or condition 2:
  • the type of the discovery message is a discovery message of the ProSe service.
  • the discovery message of the ProSe service is directly sent to the non-access stratum.
  • the discovery message is the same as the discovery message in the discovery message type list in the NAS.
  • the type of the discovery message is the discovery message of the ProSe service
  • the discovery message of the ProSe service described above that meets the condition 1 and/or condition 2 can be uploaded to the non-access stratum.
  • the receiving end can accurately identify the discovery message of the relay service and the discovery message of the ProSe service due to the supplement of the relevant information of the ProSe service, and thus perform different processing according to different types of discovery messages.
  • an embodiment of the present disclosure also provides a device for sending a discovery message.
  • the device for sending a discovery message is used to realize the function of a method for sending a discovery message.
  • the Said devices include:
  • the receiving module 601 is specifically configured to receive a first indication message
  • the determining module 602 is specifically configured to determine whether to send a discovery message of the ProSe service according to the first indication message;
  • the first indication message includes one or a combination of the following:
  • the first indication message is a discovery message indicating to send a ProSe service
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service
  • the first indication message is a service feature indicating a discovery message of a ProSe service, wherein the service feature is a service cycle related to the ProSe service and a service start time;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal.
  • the determining module 602 is specifically configured to:
  • the trigger conditions include one or a combination of the following conditions:
  • the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value
  • the terminal receives a discovery message request sent by another terminal
  • the target address corresponding to the discovery message request received by the terminal is in the target address list
  • the terminal is in a state of receiving or sending the discovery message.
  • the determining module 602 is also configured to:
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service, determine to send the discovery message that the type of the discovery message is a ProSe service;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal, it is determined that the type of the discovery message to be sent is a ProSe service discovery message.
  • the determining module 602 determines whether to send the discovery message of the ProSe service, it specifically performs one or more combinations of the following:
  • the trigger condition is that the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal receives a discovery message request sent by other terminals, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the target address corresponding to the discovery message request received by the terminal is in the target address list, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal is in the state of receiving or sending the discovery message, it is determined to send the discovery message of the ProSe service.
  • the determining module 602 is also configured to:
  • a fixed code rate of the processed discovery message is calculated, and the discovery message is sent according to the fixed code rate.
  • the determining module 602 is specifically configured to:
  • the discovery message whose type is the ProSe service is processed in a second preset mode, wherein the second preset mode compresses the discovery message.
  • the determining module 602 is specifically configured to:
  • an embodiment of the present disclosure also provides a device for processing a discovery message.
  • the device for processing a discovery message is used to realize the function of a method for processing a discovery message.
  • the Said devices include:
  • Parsing module 701 specifically for parsing the message type of the received discovery message
  • the sending module 702 is specifically configured to transmit the discovery message corresponding to the message type to the non-access stratum.
  • the sending module 702 is specifically configured to:
  • the message type is a discovery message of a relay service, transmitting the discovery message meeting the first preset condition to the non-access stratum;
  • the message type is a discovery message of a ProSe service
  • the discovery message meeting the second preset condition is transmitted to the non-access stratum.
  • the parsing module 701 is specifically configured to parse the message type of the received discovery message according to at least one of the following methods:
  • the physical resource pool stores discovery messages of the same type
  • the message type of the discovery message is judged according to the logical channel identification code in the terminal.
  • the parsing module 701 is specifically configured to:
  • the physical resource pool where the discovery message is located stores a discovery message of a relay service, then determining that the discovery message is a discovery message of a relay service;
  • the physical resource pool where the discovery message is located stores the discovery message of the ProSe service, then it is determined that the discovery message is the discovery message of the ProSe service.
  • the parsing module 701 is specifically configured to:
  • the value of the type identifier is the first set value, then determine that the discovery message is a discovery message of a ProSe service
  • the discovery message is a discovery message of a relay service.
  • the parsing module 701 is specifically used to:
  • the first logical channel identification code list saves The logical channel identification code of the discovery message of the relay service, and the logical channel identification code of the discovery message of the ProSe service is stored in the second logical channel identification code list;
  • the logical channel identification code of the discovery message is in the first logical channel identification code list, then determine that the discovery message is a discovery message of a relay service;
  • the logical channel identification code of the discovery message is in the second logical channel identification code list, determine that the discovery message is a discovery message of the ProSe service.
  • the first preset condition is one or more combinations of the following conditions:
  • the discovery message of the relay service has a corresponding signal-to-noise ratio
  • the discovery message of the relay service has a corresponding channel quality value, wherein the channel quality value represents the communication quality of the wireless channel.
  • the second preset condition is one or more combinations of the following conditions:
  • the message type is a discovery message of a ProSe service
  • An embodiment of the present disclosure also provides a communication device.
  • the communication device includes: a processor 801 , a memory 802 , and a bus interface 803 .
  • the processor 801 is responsible for managing the bus architecture and general processing, and the memory 802 can store data used by the processor 803 when performing operations.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by the processor 801 and various circuits of the memory represented by the memory 802 are linked together.
  • the bus architecture can also link together various other circuits, such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and therefore will not be further described herein.
  • the bus interface provides the interface.
  • the processor 801 is responsible for managing the bus architecture and general processing, and the memory 802 can store data used by the processor 801 when performing operations.
  • the processes disclosed in the embodiments of the present disclosure may be applied to the processor 801 or implemented by the processor 801 .
  • each step of the signal processing flow may be completed by an integrated logic circuit of hardware in the processor 801 or instructions in the form of software.
  • the processor 801 may be a general-purpose processor, a digital signal processor, an application-specific integrated circuit, a field programmable gate array or other programmable logic device, a discrete gate or transistor logic device, or a discrete hardware component, and may realize or execute the The disclosed methods, steps and logical block diagrams.
  • a general purpose processor may be a microprocessor or any conventional processor or the like.
  • the steps of the methods disclosed in the embodiments of the present disclosure may be directly implemented by a hardware processor, or implemented by a combination of hardware and software modules in the processor.
  • the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, register.
  • the storage medium is located in the memory 802, and the processor 801 reads the information in the memory 802, and completes the steps of the information processing flow in combination with its hardware.
  • the processor 801 is configured to read the computer instructions in the memory 802 and execute the method for sending a discovery message in the embodiment of the present disclosure, and specifically perform the following steps:
  • the first indication message includes one or a combination of the following:
  • the first indication message is a discovery message indicating to send a ProSe service
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service
  • the first indication message is a service feature indicating a discovery message of a ProSe service, wherein the service feature is a service cycle related to the ProSe service and a service start time;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal.
  • the processor 801 is specifically configured to:
  • the trigger condition includes one or a combination of the following conditions: the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value, and the terminal Upon receiving a discovery message request sent by another terminal, the target address corresponding to the discovery message request received by the terminal is in the target address list, and the terminal is in a state of receiving or sending the discovery message.
  • the processor 801 is also configured to:
  • the first indication message is a discovery message indicating that the type of the discovery message is a ProSe service, determine to send the discovery message that the type of the discovery message is a ProSe service;
  • the first indication message indicates that the target address corresponding to the ProSe service discovery message is a ProSe service terminal, it is determined that the type of the discovery message to be sent is a ProSe service discovery message.
  • the processor 801 is specifically configured to:
  • the trigger condition is that the radio resource occupancy rate of the direct communication link of the terminal exceeds a preset value, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal receives a discovery message request sent by other terminals, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the target address corresponding to the discovery message request received by the terminal is in the target address list, determine to send the discovery message of the ProSe service;
  • the trigger condition is that the terminal is in the state of receiving or sending the discovery message, it is determined to send the discovery message of the ProSe service.
  • the processor 801 is also configured to:
  • a fixed code rate of the processed discovery message is calculated, and the discovery message is sent according to the fixed code rate.
  • the processor 801 is also configured to:
  • the discovery message whose type is the ProSe service is processed in a second preset mode, wherein the second preset mode compresses the discovery message.
  • the processor 801 is specifically configured to:
  • An embodiment of the present disclosure also provides a communication device.
  • the communication device includes: a processor 901 , a memory 902 and a bus interface 903 .
  • the processor 901 is responsible for managing the bus architecture and general processing, and the memory 902 can store data used by the processor 903 when performing operations.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors represented by the processor 901 and various circuits of the memory represented by the memory 902 are linked together.
  • the bus architecture can also link together various other circuits, such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and therefore will not be further described herein.
  • the bus interface provides the interface.
  • the processor 901 is responsible for managing the bus architecture and general processing, and the memory 902 can store data used by the processor 901 when performing operations.
  • the processes disclosed in the embodiments of the present disclosure may be applied to the processor 901 or implemented by the processor 901 .
  • each step of the signal processing flow can be completed by an integrated logic circuit of hardware in the processor 901 or an instruction in the form of software.
  • the processor 901 may be a general-purpose processor, a digital signal processor, an application-specific integrated circuit, a field programmable gate array or other programmable logic device, a discrete gate or transistor logic device, or a discrete hardware component, and may realize or execute the The disclosed methods, steps and logical block diagrams.
  • a general purpose processor may be a microprocessor or any conventional processor or the like.
  • the steps of the methods disclosed in the embodiments of the present disclosure may be directly implemented by a hardware processor, or implemented by a combination of hardware and software modules in the processor.
  • the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory or electrically erasable programmable memory, register.
  • the storage medium is located in the memory 902, and the processor 901 reads the information in the memory 902, and completes the steps of the information processing flow in combination with its hardware.
  • the processor 901 is configured to read the computer instructions in the memory 902 and execute the method for processing the discovery message in the embodiment of the present disclosure, and specifically execute the following steps:
  • the processor 901 is specifically configured to:
  • the message type is a discovery message of a relay service, transmitting the discovery message meeting the first preset condition to the non-access stratum;
  • the message type is a discovery message of a ProSe service
  • the discovery message meeting the second preset condition is transmitted to the non-access stratum.
  • the processor 901 parses the message type of the received discovery message according to at least one of the following methods:
  • the physical resource pool stores discovery messages of the same type
  • the message type of the discovery message is judged according to the logical channel identification code in the terminal.
  • the processor 901 is specifically configured to:
  • the physical resource pool where the discovery message is located stores a discovery message of a relay service, then determining that the discovery message is a discovery message of a relay service;
  • the physical resource pool where the discovery message is located stores the discovery message of the ProSe service, then it is determined that the discovery message is the discovery message of the ProSe service.
  • the processor 901 is specifically configured to:
  • the value of the type identifier is the first set value, then determine that the discovery message is a discovery message of a ProSe service
  • the discovery message is a discovery message of a relay service.
  • the processor 901 is specifically configured to:
  • the first logical channel identification code list saves The logical channel identification code of the discovery message of the relay service, and the logical channel identification code of the discovery message of the ProSe service is stored in the second logical channel identification code list;
  • the logical channel identification code of the discovery message is in the first logical channel identification code list, then determine that the discovery message is a discovery message of a relay service;
  • the logical channel identification code of the discovery message is in the second logical channel identification code list, determine that the discovery message is a discovery message of the ProSe service.
  • the first preset condition is one or more combinations of the following conditions:
  • the discovery message of the relay service has a corresponding signal-to-noise ratio
  • the discovery message of the relay service has a corresponding channel quality value, wherein the channel quality value represents the communication quality of the wireless channel.
  • the second preset condition is one or more combinations of the following conditions:
  • the message type is a discovery message of a ProSe service
  • the discovery message is the same as the discovery message in the discovery message type list in the non-access stratum.
  • An embodiment of the present disclosure further provides a computer program product, which, when invoked by a computer, causes the computer to execute the method for sending a discovery message and the method for processing a discovery message in the foregoing embodiments.
  • the embodiments of the present disclosure may be provided as methods, systems, or computer program products. Accordingly, the present disclosure can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present disclosure may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein.
  • computer-usable storage media including but not limited to disk storage, CD-ROM, optical storage, etc.
  • These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to operate in a specific manner, such that the instructions stored in the computer-readable memory produce an article of manufacture comprising instruction means, the instructions
  • the device realizes the function specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé et un dispositif d'envoi d'un message de découverte. Le procédé comprend les étapes consistant à : recevoir un premier message d'indication ; et détecter N conditions de déclenchement. Le premier message d'indication est un message de découverte indiquant d'envoyer un service ProSe et indiquant que le type du message de découverte est un service ProSe. Le premier message d'indication est destiné à indiquer des fonctions d'un service du message de découverte du service ProSe. Dans le procédé décrit, des premières informations d'indication indiquant d'envoyer un message de découverte d'un service ProSe sont décrites en détail. Les premières informations d'indication permettent d'identifier précisément le message de découverte du service ProSe devant être envoyé, ce qui assure la large couverture du service ProSe.
PCT/CN2022/125093 2021-10-22 2022-10-13 Procédé et dispositif d'envoi d'un message de découverte WO2023066126A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202111232931.0A CN116017624A (zh) 2021-10-22 2021-10-22 一种发现消息的发送方法及装置
CN202111232931.0 2021-10-22

Publications (1)

Publication Number Publication Date
WO2023066126A1 true WO2023066126A1 (fr) 2023-04-27

Family

ID=86017912

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/125093 WO2023066126A1 (fr) 2021-10-22 2022-10-13 Procédé et dispositif d'envoi d'un message de découverte

Country Status (2)

Country Link
CN (1) CN116017624A (fr)
WO (1) WO2023066126A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140141777A1 (en) * 2012-11-16 2014-05-22 Innovative Sonic Corporation Method and apparatus of improving proximity service discovery in a wireless communication system
CN104113821A (zh) * 2013-04-16 2014-10-22 中兴通讯股份有限公司 一种用户设备间的发现方法、系统及装置
CN104254129A (zh) * 2013-06-25 2014-12-31 中兴通讯股份有限公司 临近业务发现的资源配置方法及装置
CN107211297A (zh) * 2014-11-07 2017-09-26 交互数字专利控股公司 中继通信优化
CN107409429A (zh) * 2015-03-25 2017-11-28 高通股份有限公司 中继发现和关联消息
CN110169097A (zh) * 2017-01-09 2019-08-23 Idac控股公司 无线通信系统的中继
CN111372204A (zh) * 2015-05-15 2020-07-03 华为技术有限公司 一种发现方法及设备
CN111757415A (zh) * 2015-07-24 2020-10-09 松下电器（美国）知识产权公司 中继用户设备、无线电基站及其方法和集成电路

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140141777A1 (en) * 2012-11-16 2014-05-22 Innovative Sonic Corporation Method and apparatus of improving proximity service discovery in a wireless communication system
CN104113821A (zh) * 2013-04-16 2014-10-22 中兴通讯股份有限公司 一种用户设备间的发现方法、系统及装置
CN104254129A (zh) * 2013-06-25 2014-12-31 中兴通讯股份有限公司 临近业务发现的资源配置方法及装置
CN107211297A (zh) * 2014-11-07 2017-09-26 交互数字专利控股公司 中继通信优化
CN107409429A (zh) * 2015-03-25 2017-11-28 高通股份有限公司 中继发现和关联消息
CN111372204A (zh) * 2015-05-15 2020-07-03 华为技术有限公司 一种发现方法及设备
CN111757415A (zh) * 2015-07-24 2020-10-09 松下电器（美国）知识产权公司 中继用户设备、无线电基站及其方法和集成电路
CN110169097A (zh) * 2017-01-09 2019-08-23 Idac控股公司 无线通信系统的中继

Also Published As

Publication number Publication date
CN116017624A (zh) 2023-04-25

Similar Documents

Publication Publication Date Title
US11917702B2 (en) Indication method and related device
US9521570B2 (en) Communication control method, user equipment, network server, and system
WO2021000680A1 (fr) Procédé de transmission de coopération et appareil de communication
WO2020077577A1 (fr) Procédé et dispositif de transmission de paquets de données
WO2016109921A1 (fr) Procédé de transmission de données, station, point d'accès et dispositif de commande d'accès
WO2021051364A1 (fr) Procédé, appareil et dispositif de communication
WO2021088089A1 (fr) Procédé de surveillance de qualité de liaison, et produit associé
WO2022007647A1 (fr) Procédé et dispositif de communication, et support de stockage
US20220217034A1 (en) Communication method and apparatus
TW201947975A (zh) 訊息確定方法、終端設備和網路設備
WO2021088158A1 (fr) Procédé de communication sans fil, dispositif terminal, et dispositif de réseau
WO2021218820A1 (fr) Procédé de mesure, appareil et système
WO2022021246A1 (fr) Procédé et dispositif d'ajout de cellule secondaire primaire ou de nœud secondaire basés sur une condition
WO2019241969A1 (fr) Procédé de configuration d'informations de mesure, dispositif terminal et dispositif réseau
WO2022056676A1 (fr) Procédé d'identification de service, dispositif terminal et dispositif de réseau
WO2020258051A1 (fr) Procédé et appareil d'accès cellulaire
WO2023066126A1 (fr) Procédé et dispositif d'envoi d'un message de découverte
CN111194072A (zh) 多波束场景下监听寻呼的方法及装置
WO2022082399A1 (fr) Procédé et dispositif de communication, et support de stockage
WO2021160013A1 (fr) Procédé et appareil de communication radio, et dispositif de communication
WO2022087914A1 (fr) Procédé et dispositif de mesure de faisceaux, et support de stockage
WO2022061789A1 (fr) Procédé et appareil de communication, dispositif, et support de stockage
WO2021120009A1 (fr) Procédé de détection de signal, procédé d'émission de signal, dispositif terminal et dispositif de réseau
WO2020155126A1 (fr) Procédé de communication sans fil, dispositif terminal et dispositif de réseau
WO2020155071A1 (fr) Procédé d'affichage d'identifiant de réseau, dispositif terminal, et dispositif de réseau

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22882736

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE