CN110891320B - Method, device, equipment and medium for acquiring terminal capability information - Google Patents
Method, device, equipment and medium for acquiring terminal capability information Download PDFInfo
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- CN110891320B CN110891320B CN201811043610.4A CN201811043610A CN110891320B CN 110891320 B CN110891320 B CN 110891320B CN 201811043610 A CN201811043610 A CN 201811043610A CN 110891320 B CN110891320 B CN 110891320B
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W72/12—Wireless traffic scheduling
- H04W72/121—Wireless traffic scheduling for groups of terminals or users
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Abstract
The embodiment of the invention discloses a method for acquiring terminal capability information, wherein a source terminal acquires the capability information of a target terminal; and the source terminal decides the sending mode of the scheduling information sent subsequently and/or the sending mode of the service data sent subsequently. The embodiment of the invention also discloses a device, equipment and a medium for acquiring the terminal capability information.
Description
Technical Field
The embodiment of the invention relates to but not limited to the technology of Internet of vehicles, in particular to a method, a device, equipment and a medium for acquiring terminal capability information.
Background
Through the discussion of the third Generation Partnership project (3 rd Generation Partnership project,3 gpp), the support of the fifth Generation (5th Generation, 5g) for the internet of vehicles will not cover the functionality of Long Term Evolution (LTE) internet of vehicles, i.e. it has no backward compatibility and is not workable alone. Therefore, the communication scenario of the future Vehicle networking is as shown in fig. 1, existing LTE-vehicles in the network and all interconnected V2X (V2X) terminals, and New Radio, NR) -V2X communication terminals also exist, where V2X Vehicle networking communication is mainly classified into three categories: vehicle to Vehicle (V2V), vehicle to Infrastructure (V2I), and Vehicle to Pedestrian (V2P). Therefore, a terminal supporting NR-V2X employs a PC5 interface when performing direct communication with a terminal supporting only LTE-V2X, and a new wireless direct link (NR-Sidelink) interface when performing direct communication between two terminals supporting NR-V2X.
When the internet of vehicles terminal with two capabilities exists in the network, in the related art, the terminal cannot know the capability of the other party when the terminal is in direct communication, so that the problem of ineffective communication caused by mismatching of the terminal capabilities is caused during communication.
Disclosure of Invention
In view of this, embodiments of the present invention provide a method, an apparatus, a device, and a medium for acquiring terminal capability information to solve at least one problem in the related art.
The technical scheme of the embodiment of the invention is realized as follows:
the embodiment provides a method for acquiring terminal capability information, which comprises the following steps:
a source terminal acquires the capability information of a target terminal;
and the source terminal decides the sending mode of the scheduling information sent subsequently and/or the sending mode of the service data sent subsequently.
The embodiment provides a method for acquiring terminal capability information, which comprises the following steps:
a base station receives a capability indication request for requesting to indicate a target terminal, which is sent by a source terminal;
the base station indicates the capability information of the target terminal in scheduling information;
and the base station sends scheduling information to the source terminal.
The embodiment provides a method for acquiring terminal capability information, which comprises the following steps:
in the process that the target terminal is synchronized to the base station, the target terminal reports the self capability information of the terminal to the base station;
the target terminal receives the capability information of the source terminal on the PC5 or NR-Sidelink interface of the source terminal;
and the target terminal feeds back the self capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface.
The embodiment provides an apparatus for acquiring terminal capability information, the apparatus comprising:
the device comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring the capability information of a target terminal;
and the decision unit is used for deciding the sending mode of the scheduling information sent subsequently and/or the sending mode of the service data sent subsequently.
The embodiment provides an apparatus for acquiring terminal capability information, the apparatus includes:
a second receiving unit, configured to receive a capability indication request sent by a source terminal, where the capability indication request is used for requesting to indicate a target terminal;
an indicating unit, configured to indicate capability information of the target terminal in scheduling information;
a second sending unit, configured to send the scheduling information to the source terminal.
The embodiment provides an apparatus for acquiring terminal capability information, the apparatus comprising:
the reporting unit is used for reporting the self capability information of the terminal to the base station in the process that the target terminal is synchronized to the base station;
a fourth receiving unit, configured to receive capability information of the source terminal itself sent by the source terminal on the PC5 or the NR-Sidelink interface;
and the feedback unit is used for feeding back the self capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface.
The present embodiment provides an apparatus for acquiring terminal capability information, which includes a memory and a processor, where the memory stores a computer program operable on the processor, and the processor executes the computer program to implement the steps in the method for acquiring terminal capability information.
The present embodiment provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps in the above-described method of acquiring terminal capability information.
In the embodiment of the invention, a source terminal acquires the capability information of a target terminal; the source terminal decides the sending mode of the scheduling information sent subsequently and/or the sending mode of the service data sent subsequently; therefore, the terminals can communicate by adopting the matched function, and the invalid communication caused by the mismatching of the terminal capabilities is avoided.
Drawings
FIG. 1 is a schematic view of a communication scenario of an Internet of vehicles in a related embodiment;
FIG. 2 is a schematic diagram of a network architecture according to an embodiment of the present invention;
fig. 3 is a schematic diagram of an implementation flow of a method for acquiring terminal capability information according to an embodiment of the present invention;
fig. 4 is a schematic diagram of an implementation flow of a method for acquiring terminal capability information according to an embodiment of the present invention;
fig. 5 is a schematic view of an implementation flow of a method for acquiring terminal capability information according to an embodiment of the present invention;
fig. 6A is a schematic structural diagram of a device for acquiring terminal capability information according to an embodiment of the present invention;
fig. 6B is a schematic structural diagram of a device for acquiring terminal capability information according to an embodiment of the present invention;
fig. 6C is a schematic diagram of a structure of a device for acquiring terminal capability information according to an embodiment of the present invention;
fig. 7 is a schematic diagram of a hardware entity of a device for acquiring terminal capability information according to an embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further elaborated below with reference to the drawings and the embodiments.
In this embodiment, a network architecture is provided first, and fig. 2 is a schematic view of a composition structure of the network architecture according to the embodiment of the present invention, as shown in fig. 2, the network architecture includes two or more terminals 11, 12, 13 to 1N and a base station 31, where the terminals 11 to 1N interact with the base station 31 through a network 21.
The embodiment provides a method for acquiring terminal capability information, which is applied to a source terminal, and functions implemented by the method can be implemented by a processor in the source terminal calling a program code, and of course, the program code can be stored in a computer storage medium, and thus, the source terminal at least includes a processor and a storage medium.
Fig. 3 is a schematic view of an implementation flow of a method for acquiring terminal capability information according to an embodiment of the present invention, as shown in fig. 3, the method includes:
step S301, a source terminal acquires the capability information of a target terminal;
here, the source terminal acquires the capability information of the target terminal, including acquiring the capability information of the target terminal from the base station. Here, the acquisition from the base station is one way, and the other way is direct interactive acquisition between terminals.
In other embodiments, the capability information of the target terminal includes capability information supporting LTE-V2X, or capability information supporting NR-V2X, or capability information indicating whether NR-V2X is supported with 1 bit.
Step S302, the source terminal determines a transmission mode of scheduling information to be subsequently transmitted and/or a transmission mode of service data to be subsequently transmitted.
The method for the source terminal to decide the sending mode of the subsequently sent scheduling information and/or the sending mode of the subsequently sent service data includes: and the source terminal decides the sending mode of the scheduling information and/or the sending mode of the service data to be sent subsequently according to the capability information of the target terminal.
Wherein the subsequently transmitted scheduling information includes at least one of: LTE-PC5 scheduling information, NR-Sidelink scheduling information;
the transmission mode of the subsequently transmitted service data comprises a data transmission mode supported by LTE-V2X and a data transmission mode supported by NR-V2X.
In other embodiments, the obtaining, by the source terminal, capability information of the target terminal from the base station side includes:
step S11, the source terminal sends a capability indication request for requesting to indicate a target terminal to a base station;
step S12, the source terminal receives the scheduling information sent by the base station, and the scheduling information indicates the capability information of the target terminal.
In other embodiments, when the capability indication request is used to request to indicate at least two target terminals, the scheduling information is used to indicate the number of terminals supporting LTE-V2X and/or NR-V2X in the at least two target terminals, or whether there are terminals supporting LTE-V2X, or whether there are terminals supporting NR-V2X, or the duty ratio information of terminals supporting LTE-V2X and/or terminals supporting NR-V2X. Wherein, the proportion information of the terminal supporting LTE-V2X and/or the terminal supporting NR-V2X comprises: the information about the occupancy of the terminal supporting LTE-V2X, the occupancy of the terminal supporting NR-V2X, and the occupancy of the terminal supporting LTE-V2X and the terminal supporting NR-V2X. The occupancy information of the terminals supporting LTE-V2X may be a ratio of the number of the terminals supporting LTE-V2X to the number of all the terminals, and the occupancy information of the terminals supporting NR-V2X may be a ratio of the number of the terminals supporting NR-V2X to the number of all the terminals; alternatively, in other embodiments, the occupancy information of the terminals supporting LTE-V2X may be a ratio of the number of terminals supporting LTE-V2X to the number of terminals supporting NR-V2X, and the occupancy information of the terminals supporting NR-V2X may be a ratio of the number of terminals supporting NR-V2X to the number of terminals supporting LTE-V2X.
In other embodiments, the method further comprises:
step S21, the source terminal sends the capability information of the source terminal on a PC5 or NR-Silelink interface;
wherein, the source terminal sends the capability information of the source terminal itself on the PC5 or NR-Sidelink interface, including: the source terminal sends the capability information of the source terminal on a PC5 or NR-Sidelink interface in a mode of broadcasting messages or special information;
and step S22, the source terminal receives the self capability information of the target terminal fed back by the target terminal on a PC5 or NR-Silelink interface.
Wherein, the receiving, by the source terminal, the capability information of the target terminal itself, which is fed back by the target terminal on the PC5 or NR-Sidelink interface, includes: and the source terminal receives the self capability information of the target terminal fed back by the target terminal on a PC5 or NR-Silelink interface in a mode of broadcasting messages or special information.
The embodiment provides a method for acquiring terminal capability information, the method is applied to a base station, the functions implemented by the method can be implemented by a processor in the base station calling a program code, of course, the program code can be stored in a computer storage medium, and as a result, the base station at least includes a processor and a storage medium. The method comprises the following steps:
step S311, a base station receives a capability indication request for requesting indication of a target terminal sent by a source terminal;
step S312, the base station indicates the capability information of the target terminal in the scheduling information;
the capability information of the terminal comprises capability information supporting LTE-V2X, capability information supporting NR-V2X, or capability information indicating whether to support NR-V2X by using 1 bit.
Step S313, the base station sends scheduling information to the source terminal.
In other embodiments, the method further comprises: in the process that a terminal is synchronized to a base station, the base station receives the self capability information of the terminal reported by the terminal, and the terminal at least comprises a source terminal and a target terminal.
In other embodiments, when the capability indication request is used to request to indicate at least two target terminals, the scheduling information is used to indicate the number of terminals supporting LTE-V2X and/or NR-V2X in the at least two target terminals, or whether there are terminals supporting LTE-V2X, or whether there are terminals supporting NR-V2X, or the duty ratio information of terminals supporting LTE-V2X and/or terminals supporting NR-V2X.
The embodiment provides a method for acquiring terminal capability information, which is applied to a target terminal, and functions implemented by the method can be implemented by a processor in the target terminal calling a program code, although the program code can be stored in a computer storage medium, and thus, the target terminal at least includes a processor and a storage medium. The method comprises the following steps:
step S321, in the process that the target terminal is synchronized to the base station, the target terminal reports the capability information of the terminal to the base station;
step S322, the target terminal receives the capability information of the source terminal itself sent by the source terminal on the PC5 or NR-Sildelink interface;
step S323, the target terminal feeds back the capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface.
The capability information of the terminal comprises capability information supporting LTE-V2X, capability information supporting NR-V2X, or capability information indicating whether to support NR-V2X by using 1 bit.
In other embodiments, the receiving, by the target terminal, capability information of the source terminal itself sent on the PC5 or NR-Sidelink interface by the source terminal includes: the target terminal receives the capability information of the source terminal itself from the source terminal on a PC5 or NR-Sildelink interface in a mode of broadcasting messages or special information;
the target terminal feeds back the capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface, and the method comprises the following steps: and the target terminal feeds back the self capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface in a mode of broadcasting messages or special information.
In the prior art, when two car networking terminals with two capabilities exist in a network at the same time, the terminals need to know the capabilities of the other party when communicating directly, so that a source terminal can communicate with the source terminal by adopting an equivalent function. The embodiment provides a method for acquiring terminal capability information, which can help terminals to communicate by adopting a matching function, and avoid invalid communication caused by mismatching between terminal capabilities.
Fig. 4 is a schematic view of an implementation flow of a method for acquiring terminal capability information according to an embodiment of the present invention, and as shown in fig. 4, the method includes:
step S401, UE1 synchronizes to eNB on authorized or unauthorized carrier wave;
step S402, UE2 synchronizes to eNB on authorized or unauthorized carrier;
here, the car networking terminals (UE 1 and UE 2) report their own capability information in the process of synchronizing to the base station, such as supporting LTE-V2X, or supporting NR-V2X, or indicating whether to support NR-V2X with 1 bit;
step S403, the eNB sends V2X configuration information to the UE1 and the UE 2;
step S404, UE1 and UE2 respectively obtain special frequency spectrum timing;
here, the dedicated spectrum may be a licensed spectrum or an unlicensed spectrum.
Step S405, UE1 and UE2 report the position/authorized spectrum congestion level respectively;
step S406, UE1 initiates a V2X transmission request to eNB when the V2X service arrives;
step S407, eNB sends PC5 scheduling information to UE 1;
here, the base station indicates the capability information of the target terminal UE2 in the scheduling information of LTE PC5 or NR-Sidelink, that is, supports LTE-V2X, or supports NR-V2X, or indicates whether or not to support NR-V2X with 1 bit; if there are multiple target terminals, the base station may indicate the number of LTE-V2X and/or NR-V2X terminals in the target terminals, or whether there are terminals supporting LTE-V2X or NR-V2X, or the ratio information of the two; in order to acquire the capability of the target UE, the base station can ask for the core network MME or AMF; or reporting the UE in a connected state through an RRC message; or initiating paging to make target UE in idle or inactive report, so that indication information (such as 1 bit) can be added in the paging message to inform the terminal that the purpose of the paging is to make the UE report the support capability of the Internet of vehicles, and the UE can carry the capability information of the Internet of vehicles in subsequent uplink signaling (such as random access request, RRC establishment request, RRC resume request and the like).
Step S408, UE1 broadcasts PC5 scheduling information;
step S409, UE1 broadcasts V2X service data.
Here, the UE1 decides, according to the capability information of the target terminal, a transmission mode of PC5 or NR-Sidelink scheduling information and V2X service data to be transmitted subsequently, that is, only transmitting on LTE-PC5, or only transmitting on NR-Sidelink, or both interfaces need to transmit; and deciding the type of the subsequently transmitted service data, such as data supported by LTE-V2X or NR-V2X, or both.
Wherein, step S408 and step S409 are implemented on the PC5 interface on the dedicated spectrum, and the remaining steps are implemented on the Uu interface on the licensed or unlicensed spectrum.
The technical scheme provided by the above fig. 4 is a first scheme, in which:
1) The terminal of the Internet of vehicles reports the own capability information in the process of synchronizing to the base station, such as supporting LTE-V2X, or supporting NR-V2X, or indicating whether to support NR-V2X by using 1 bit;
2) After a subsequent UE1 initiates a V2X request, a base station indicates the capability information of a target terminal UE2 in the scheduling information of LTE PC5 or NR-Sidelink, namely, the base station supports LTE-V2X, or supports NR-V2X, or indicates whether to support NR-V2X by using 1 bit; if there are multiple target terminals, the base station may indicate the number of LTE-V2X and/or NR-V2X terminals in the target terminals, or whether there are terminals supporting LTE-V2X or NR-V2X, or the ratio information of the two;
3) In order to acquire the capability of the target UE, the base station can ask for the core network MME or AMF; or reporting the UE in a connection state through an RRC message; or initiating paging to make target UE in idle or inactive report, so that indication information (such as 1 bit) can be added in the paging message to inform the terminal that the purpose of the paging is to make the UE report the support capability of the Internet of vehicles, and the UE can carry the capability information of the Internet of vehicles in subsequent uplink signaling (such as random access request, RRC establishment request, RRC resume request and the like).
4) The UE1 decides the sending modes of the PC5 or NR-Sidelink scheduling information and the V2X service data which are sent subsequently according to the capability information of the target terminal, namely, the scheduling information is only sent on the LTE-PC5, or only sent on the NR-Sidelink, or both interfaces need to be sent; and deciding the type of the subsequently transmitted service data, such as data supported by LTE-V2X or NR-V2X, or both.
Fig. 5 is a schematic view of an implementation flow of a method for acquiring terminal capability information according to an embodiment of the present invention, and as shown in fig. 5, the method includes:
step S501, UE1 synchronizes to eNB on authorized carrier;
step S502, UE2 synchronizes to eNB on the authorized carrier;
here, the car networking terminals (UE 1 and UE 2) report their own capability information in the process of synchronizing to the base station, such as supporting LTE-V2X, or supporting NR-V2X, or indicating whether to support NR-V2X with 1 bit;
step S503, the eNB sends V2X configuration information to the UE1 and the UE 2;
step S504, UE1 and UE2 respectively obtain the special frequency spectrum timing;
step S505, UE1 and UE2 report the position/authorized spectrum congestion level respectively;
step S506, the eNB updates V2X configuration information to the UE1 and the UE 2;
step S507, UE1 arrives at V2X service, UE1 selects resources in the special frequency spectrum according to the pre-configuration information;
step S508, UE1 broadcasts PC5 scheduling information;
in step S509, UE1 broadcasts V2X service data.
Wherein, step S508 and step S509 are implemented on the PC5 interface on the dedicated spectrum, and the remaining steps are implemented on the Uu interface on the licensed spectrum.
The technical scheme provided by the above fig. 5 is scheme two, in which:
1) A source terminal UE1 performing V2X sends own capability information on a PC5 or an NR-Sildelink interface, namely LTE-V2X or NR-V2X or whether NR-V2X is supported; the information can be sent by means of broadcast messages or dedicated information;
2) The terminal UE2 receiving the information feeds back the capability information of the terminal UE2 on a PC5 or NR-Sildelink interface, namely, whether the LTE-V2X or NR-V2X is supported or not; the information can be sent by means of broadcast messages or dedicated information;
3) The UE1 decides the sending modes of the PC5 or NR-Sidelink scheduling information and the V2X service data which are sent subsequently according to the capability information of the target terminal, namely, the scheduling information is only sent on the LTE-PC5, or only sent on the NR-Sidelink, or both interfaces need to be sent; and deciding to subsequently transmit a traffic data type, such as data supported by LTE-V2X or data supported by NR-V2X, or both.
As can be seen from the above embodiments, 1) the car networking terminal reports its own capability information in the process of synchronizing to the base station, such as supporting LTE-V2X, or supporting NR-V2X, or indicating whether to support NR-V2X with 1 bit;
2) After the subsequent UE1 initiates a V2X request, the base station indicates the capability information of the target terminal UE2 in the scheduling information of LTE PC5 or NR-Sidelink, namely, the base station supports LTE-V2X, or supports NR-V2X, or indicates whether to support NR-V2X by using 1 bit; if there are multiple target terminals, the base station may indicate the number of LTE-V2X and/or NR-V2X terminals in the target terminals, or whether there are terminals supporting LTE-V2X or NR-V2X, or the ratio information of the two;
3) The UE1 decides the sending modes of PC5 or NR-Sidelink scheduling information and V2X service data which are sent subsequently according to the capability information of the target terminal, namely sending on the LTE-PC5 only or sending on the NR-Sidelink only or sending on both interfaces; and deciding to subsequently transmit a traffic data type, such as data supported by LTE-V2X or data supported by NR-V2X, or both.
4) A source terminal UE1 performing V2X sends own capability information on a PC5 or NR-Sidelink interface, namely LTE-V2X or NR-V2X or whether NR-V2X is supported; the information can be sent by means of broadcast messages or dedicated information;
5) The terminal UE2 receiving the information feeds back the capability information of the terminal UE2 on a PC5 or NR-Sildelink interface, namely, whether the LTE-V2X or NR-V2X is supported or not; the information can be sent by means of broadcast messages or dedicated information;
compared with the prior art, the embodiment has the following technical advantages: the terminal can be helped to communicate by adopting the matched function, and the invalid communication caused by the unmatched terminal capabilities is avoided.
Based on the foregoing embodiments, an embodiment of the present invention provides an apparatus for acquiring terminal capability information, where the apparatus includes units and modules included in the units, and the apparatus may be implemented by a processor in a device (a terminal or a base station) that acquires terminal capability information; of course, it may also be implemented by logic circuitry; in implementation, the processor may be a Central Processing Unit (CPU), a Microprocessor (MPU), a Digital Signal Processor (DSP), a Field Programmable Gate Array (FPGA), or the like.
Fig. 6A is a schematic structural diagram of a device for acquiring terminal capability information according to an embodiment of the present invention, and as shown in fig. 6A, the device 600 includes an acquiring unit 601 and a decision unit 602, where:
an obtaining unit 601, configured to obtain capability information of a target terminal;
a deciding unit 602, configured to decide a sending mode of scheduling information to be sent subsequently and/or a sending mode of service data to be sent subsequently.
In other embodiments, the deciding unit 602 is configured to decide, according to the capability information of the target terminal, a sending manner of scheduling information to be sent subsequently and/or a sending manner of service data to be sent subsequently.
In other embodiments, the subsequently transmitted scheduling information includes at least one of: LTE-PC5 scheduling information, NR-Sidelink scheduling information;
the transmission mode of the subsequently transmitted service data comprises a data transmission mode supported by LTE-V2X and a data transmission mode supported by NR-V2X.
In other embodiments, the obtaining unit includes:
a sending module, configured to send a capability indication request for requesting indication of a target terminal to a base station;
and the receiving module is used for receiving scheduling information sent by the base station, wherein the scheduling information indicates the capability information of the target terminal.
In other embodiments, the capability information of the target terminal includes capability information supporting LTE-V2X, or capability information supporting NR-V2X, or capability information indicating whether NR-V2X is supported with 1 bit.
In other embodiments, when the capability indication request is used to request to indicate at least two target terminals, the scheduling information is used to indicate the number of terminals supporting LTE-V2X and/or NR-V2X in the at least two target terminals, or whether there are terminals supporting LTE-V2X, or whether there are terminals supporting NR-V2X, or the duty ratio information of terminals supporting LTE-V2X and/or terminals supporting NR-V2X.
In other embodiments, the apparatus further comprises:
a first transmitting unit, configured to transmit capability information of the source terminal itself on the PC5 or NR-Sidelink interface;
a first receiving unit, configured to receive capability information of the target terminal itself, which is fed back by the target terminal on a PC5 or an NR-Sidelink interface.
In other embodiments, the first sending unit is configured to send capability information of the source terminal itself on the PC5 or the NR-Sidelink interface by means of a broadcast message or dedicated information;
the first receiving unit is configured to receive capability information of the target terminal itself, which is fed back by the target terminal through a broadcast message or a dedicated message on a PC5 or an NR-Sidelink interface.
Fig. 6B is a schematic structural diagram of a device for acquiring terminal capability information according to an embodiment of the present invention, and as shown in fig. 6B, the device 610 includes:
a second receiving unit 611, configured to receive a capability indication request sent by the source terminal, where the capability indication request is used to request to indicate the target terminal;
an indicating unit 612, configured to indicate capability information of the target terminal in scheduling information;
a second sending unit 613, configured to send scheduling information to the source terminal.
In other embodiments, when the capability indication request is used to request to indicate at least two target terminals, the scheduling information is used to indicate the number of terminals supporting LTE-V2X and/or NR-V2X in the at least two target terminals, or whether there are terminals supporting LTE-V2X, or whether there are terminals supporting NR-V2X, or the duty ratio information of terminals supporting LTE-V2X and/or terminals supporting NR-V2X.
In other embodiments, the apparatus further comprises:
and a third receiving unit, configured to receive capability information of the terminal itself reported by the terminal in a process that the terminal is synchronized to the base station, where the terminal includes at least a source terminal and a target terminal.
In other embodiments, the capability information of the terminal includes capability information supporting LTE-V2X, or capability information supporting NR-V2X, or capability information indicating whether NR-V2X is supported with 1 bit.
Fig. 6C is a schematic diagram of a structure of a device for acquiring terminal capability information according to an embodiment of the present invention, and as shown in fig. 6C, the device 620 includes:
a reporting unit 621, configured to report, to the base station, capability information of the terminal itself in a process that the target terminal is synchronized to the base station;
a fourth receiving unit 622, configured to receive capability information of the source terminal itself sent by the source terminal on the PC5 or the NR-Sidelink interface;
a feedback unit 623, configured to feed back, to the source terminal, capability information of the target terminal itself on a PC5 or an NR-Sidelink interface.
In other embodiments, the capability information of the terminal includes capability information supporting LTE-V2X, or capability information supporting NR-V2X, or capability information indicating whether NR-V2X is supported with 1 bit.
In other embodiments, the fourth receiving unit is configured to receive capability information of a source terminal itself sent by the source terminal through a broadcast message or dedicated information on a PC5 or NR-Sidelink interface;
the feedback unit is configured to feed back, to the source terminal, capability information of the target terminal itself in a PC5 or NR-Sidelink interface in a manner of a broadcast message or dedicated information.
The above description of the apparatus embodiments, similar to the above description of the method embodiments, has similar beneficial effects as the method embodiments. For technical details not disclosed in the embodiments of the apparatus according to the invention, reference is made to the description of the embodiments of the method according to the invention for understanding.
It should be noted that, in the embodiment of the present invention, if the method for acquiring terminal capability information is implemented in the form of a software functional module and is sold or used as an independent product, the method may also be stored in a computer readable storage medium. Based on such understanding, the technical solutions of the embodiments of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a device (which may be a terminal or a base station, etc.) to perform all or part of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read Only Memory (ROM), a magnetic disk, or an optical disk. Thus, embodiments of the invention are not limited to any specific combination of hardware and software.
Correspondingly, an embodiment of the present invention provides an apparatus for acquiring terminal capability information, which includes a memory and a processor, where the memory stores a computer program operable on the processor, and the processor executes the computer program to implement the steps in the method for acquiring terminal capability information.
Correspondingly, an embodiment of the present invention provides a computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, implements the steps in the above-mentioned method for acquiring terminal capability information.
It is to be noted here that: the above description of the storage medium and device embodiments is similar to the description of the method embodiments above, with similar advantageous effects as the method embodiments. For technical details not disclosed in the embodiments of the storage medium and the apparatus according to the invention, reference is made to the description of the embodiments of the method according to the invention.
It should be noted that fig. 7 is a schematic diagram of a hardware entity of a device for acquiring terminal capability information in the embodiment of the present invention, and as shown in fig. 7, the hardware entity of the device 700 includes: a processor 701, a communication interface 702, and a memory 703, wherein
The processor 701 generally controls the overall operation of the device 700.
The communication interface 702 may enable the device to communicate with other terminals or servers over a network.
The Memory 703 is configured to store instructions and applications executable by the processor 701, and may also buffer data (e.g., image data, audio data, voice communication data, and video communication data) to be processed or already processed by the processor 701 and modules in the device 700, and may be implemented by a FLASH Memory (FLASH) or a Random Access Memory (RAM).
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. It should be understood that, in the various embodiments of the present invention, the sequence numbers of the above-mentioned processes do not imply an order of execution, and the order of execution of the processes should be determined by their functions and internal logics, and should not limit the implementation processes of the embodiments of the present invention in any way. The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a component of' 8230; \8230;" does not exclude the presence of another like element in a process, method, article, or apparatus that comprises the element.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. The above-described device embodiments are merely illustrative, for example, the division of the unit is only a logical functional division, and there may be other division ways in actual implementation, such as: multiple units or components may be combined, or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the coupling, direct coupling or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection between the devices or units may be electrical, mechanical or in other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units; can be located in one place or distributed on a plurality of network units; some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, all the functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may be separately regarded as one unit, or two or more units may be integrated into one unit; the integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
Those of ordinary skill in the art will understand that: all or part of the steps for realizing the method embodiments can be completed by hardware related to program instructions, the program can be stored in a computer readable storage medium, and the program executes the steps comprising the method embodiments when executed; and the aforementioned storage medium includes: various media that can store program codes, such as a removable Memory device, a Read Only Memory (ROM), a magnetic disk, or an optical disk.
Alternatively, the integrated unit of the present invention may be stored in a computer-readable storage medium if it is implemented in the form of a software functional module and sold or used as a separate product. Based on such understanding, the technical solutions of the embodiments of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a device (which may be a terminal or a base station, etc.) to perform all or part of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: various media that can store program code, such as removable storage devices, ROMs, magnetic or optical disks, etc.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and shall cover the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (16)
1. A method for acquiring terminal capability information, the method comprising:
a source terminal acquires the capability information of a target terminal from a base station side; the capability information of the target terminal comprises capability information supporting LTE-V2X, or capability information supporting NR-V2X, or capability information indicating whether to support NR-V2X by using 1-bit;
and the source terminal decides the sending mode of the scheduling information sent subsequently and/or the sending mode of the service data sent subsequently.
2. The method of claim 1, wherein the subsequently transmitted scheduling information comprises at least one of: long term evolution LTE-PC5 scheduling information and new wireless direct link NR-Sidelink scheduling information;
the sending mode of the subsequently sent service data comprises a data sending mode supported by a long-term evolution vehicle and all interconnected LTE-V2X and a data sending mode supported by a new wireless vehicle and all interconnected NR-V2X.
3. The method of claim 1, wherein the obtaining, by the source terminal, the capability information of the target terminal from the base station side includes:
the source terminal sends a capability indication request for requesting to indicate a target terminal to a base station;
and the source terminal receives scheduling information sent by the base station, wherein the scheduling information indicates the capability information of the target terminal.
4. The method of claim 3, wherein the capability indication request is used to request that at least two target terminals are indicated, and wherein the scheduling information is used to indicate the number of terminals supporting LTE-V2X and/or NR-V2X in the at least two target terminals, or whether there are terminals supporting LTE-V2X, or whether there are terminals supporting NR-V2X, or the duty ratio information of terminals supporting LTE-V2X and/or terminals supporting NR-V2X.
5. The method according to any one of claims 1 to 4, further comprising:
the source terminal sends the capability information of the source terminal on a PC5 or NR-Silelink interface;
and the source terminal receives the self capability information of the target terminal fed back by the target terminal on a PC5 or NR-Silelink interface.
6. The method according to claim 5, wherein the source terminal transmits capability information of the source terminal itself on the PC5 or NR-Sidelink interface, including: the source terminal sends the capability information of the source terminal on a PC5 or NR-Silelink interface in a mode of broadcasting messages or special information;
the source terminal receiving the capability information of the target terminal itself fed back by the target terminal on the PC5 or NR-Sidelink interface includes: and the source terminal receives the self capability information of the target terminal fed back by the target terminal on a PC5 or NR-Silelink interface in a mode of broadcasting messages or special information.
7. A method for acquiring terminal capability information is characterized in that the method comprises the following steps:
a base station receives a capability indication request for requesting to indicate a target terminal, which is sent by a source terminal;
the base station indicates the capability information of the target terminal in scheduling information; the terminal capability information comprises capability information supporting LTE-V2X, capability information supporting NR-V2X, or capability information indicating whether to support NR-V2X by using 1 bit;
and the base station sends scheduling information to the source terminal.
8. The method of claim 7, wherein the capability indication request is used to request indication of at least two target terminals, and wherein the scheduling information is used to indicate the number of terminals supporting LTE-V2X and/or NR-V2X in the at least two target terminals, or whether there are terminals supporting LTE-V2X, or whether there are terminals supporting NR-V2X, or the occupancy information of terminals supporting LTE-V2X and/or terminals supporting NR-V2X.
9. The method of claim 7, further comprising:
in the process that a terminal is synchronized to a base station, the base station receives the self capability information of the terminal reported by the terminal, and the terminal at least comprises a source terminal or a target terminal.
10. A method for acquiring terminal capability information is characterized in that the method comprises the following steps:
in the process that the target terminal is synchronized to the base station, the target terminal reports the capability information of the terminal to the base station; the terminal capability information comprises capability information supporting LTE-V2X, capability information supporting NR-V2X, or capability information indicating whether to support NR-V2X by using 1 bit;
the target terminal receives the capability information of a source terminal on a PC5 or NR-Sildelink interface;
and the target terminal feeds back the self capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface.
11. The method according to claim 10, wherein the target terminal receives capability information of a source terminal itself transmitted by the source terminal on a PC5 or NR-Sidelink interface, including: the target terminal receives the capability information of the source terminal itself from the source terminal on a PC5 or NR-Sildelink interface in a mode of broadcasting messages or special information;
the target terminal feeds back the capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface, and the method comprises the following steps: and the target terminal feeds back the self capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface in a mode of broadcasting messages or special information.
12. An apparatus for acquiring terminal capability information, the apparatus comprising:
the acquisition unit is used for acquiring the capability information of the target terminal from the base station side; the terminal capability information comprises capability information supporting LTE-V2X, capability information supporting NR-V2X, or capability information indicating whether to support NR-V2X by using 1 bit;
and the decision unit is used for deciding the sending mode of the scheduling information sent subsequently and/or the sending mode of the service data sent subsequently.
13. An apparatus for acquiring terminal capability information, the apparatus comprising:
a second receiving unit, configured to receive a capability indication request sent by a source terminal and used for requesting to indicate a target terminal;
an indicating unit, configured to indicate capability information of the target terminal in scheduling information; the terminal capability information comprises capability information supporting LTE-V2X, capability information supporting NR-V2X, or capability information indicating whether to support NR-V2X by using 1 bit;
and the second sending unit is used for sending the scheduling information to the source terminal.
14. An apparatus for acquiring terminal capability information, the apparatus comprising:
the reporting unit is used for reporting the self capability information of the terminal to the base station in the process that the target terminal is synchronized to the base station; the terminal capability information comprises capability information supporting LTE-V2X, capability information supporting NR-V2X, or capability information indicating whether to support NR-V2X by using 1 bit;
a fourth receiving unit, configured to receive capability information of the source terminal itself sent by the source terminal on the PC5 or the NR-Sidelink interface;
and the feedback unit is used for feeding back the self capability information of the target terminal to the source terminal on a PC5 or NR-Silelink interface.
15. An apparatus for acquiring terminal capability information, comprising a memory and a processor, the memory storing a computer program operable on the processor, wherein the processor executes the program to implement the steps in the method for acquiring terminal capability information according to any one of claims 1 to 11.
16. A computer-readable storage medium, on which a computer program is stored, the computer program, when being executed by a processor, implementing the steps in the method for acquiring terminal capability information according to any one of claims 1 to 11.
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| CN201811043610.4A CN110891320B (en) | 2018-09-07 | 2018-09-07 | Method, device, equipment and medium for acquiring terminal capability information |
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| CN114258011B (en) * | 2020-09-21 | 2023-06-16 | 维沃移动通信有限公司 | Information sending method, information receiving method, information sending device, information receiving device and terminal |
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