CN116887318A - Near field communication controller management method, NRF, system and medium - Google Patents

Near field communication controller management method, NRF, system and medium Download PDF

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Publication number
CN116887318A
CN116887318A CN202210310652.XA CN202210310652A CN116887318A CN 116887318 A CN116887318 A CN 116887318A CN 202210310652 A CN202210310652 A CN 202210310652A CN 116887318 A CN116887318 A CN 116887318A
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CN
China
Prior art keywords
information
prose application
ddnmf
plmn
nrf
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CN202210310652.XA
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Chinese (zh)
Inventor
谢沛荣
李雪馨
张岚
吴敏清
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China Telecom Corp Ltd
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China Telecom Corp Ltd
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Priority to CN202210310652.XA priority Critical patent/CN116887318A/en
Publication of CN116887318A publication Critical patent/CN116887318A/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/04—Arrangements for maintaining operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/08—Load balancing or load distribution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/08—Load balancing or load distribution
    • H04W28/0875—Load balancing or load distribution to or through Device to Device [D2D] links, e.g. direct-mode links
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W60/00—Affiliation to network, e.g. registration; Terminating affiliation with the network, e.g. de-registration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/005—Discovery of network devices, e.g. terminals

Abstract

The present disclosure provides a management method, an NRF, a system, and a storage medium of a near field communication controller, wherein the method includes: the NRF receives registration information sent by DDNMF; wherein the registration information includes: first Prose application information supported by DDNMF; NRF receives DDNMF discovery request; the information carried by the DDNMF discovery request includes: second Prose application information; and the NRF determines first Prose application information matched with the second Prose application information and corresponding target DDNMF information in the PLMN and/or other PLMNs to which the NRF belongs according to the second Prose application information and the registration information, and returns the first Prose application information and the corresponding target DDNMF information. The method and the device can deploy a plurality of DDNMFs in one PLMN network, enhance networking expansion capability of near-field communication, and reduce single-point failure risk of the DDNMFs.

Description

Near field communication controller management method, NRF, system and medium
Technical Field
The present invention relates to the field of communications technologies, and in particular, to a management method, an NRF, a system, and a storage medium for a near field communications controller.
Background
In the 3GPP standard, a near field communication mode is defined, and near field communication refers to that in a base station signal free area, a remote UE (User Equipment) can access a mobile core network through relay UE transfer, or communication between terminals is directly performed. In order to control a relay terminal (or a peer terminal) discovery function in near field communication, a near field communication controller DDNMF (Discovery Name Management Function ) is introduced, and the DDNMF is mainly responsible for authentication/authorization when a UE performs near field communication, and manages and allocates a Prose (Proximity based Services, near field-based service) application ID and a Prose application code for a relay terminal discovery procedure. Currently, only one DDNMF can be deployed for one PLMN (Public Land Mobile Network ), but for a large-scale operator network, it is very difficult and prone to failure to service all users by only one DDNMF.
Disclosure of Invention
In view of the above, it is an object of the present invention to provide a management method, NRF, system and storage medium for a near field communication controller.
According to a first aspect of the present disclosure, there is provided a management method of a near field communication controller, including: the network warehouse function NRF receives the registration information sent by the discovery name management function DDNMF; wherein the registration information includes: first distance-based service Prose application information supported by DDNMF; the NRF receives a DDNMF discovery request; the information carried by the DDNMF discovery request includes: second Prose application information; and the NRF determines first Prose application information matched with the second Prose application information and corresponding target DDNMF information in the PLMN to which the NRF belongs and/or other PLMNs according to the second Prose application information and the registration information, and returns the first Prose application information and the corresponding target DDNMF information.
Optionally, one or more DDNMFs are deployed in the same public land mobile network PLMN; the NRF receiving registration information transmitted by DDNMF includes: the NRF receives the registration information sent by one or more DDNMFs deployed in a PLMN to which the NRF belongs; wherein the first Prose application information includes: the first Prose application ID and the corresponding first PLMN ID.
Optionally, the NRF receiving the DDNMF discovery request includes: the NRF receives the DDNMF discovery request sent by the DDNMF deployed in the PLMN to which the NRF belongs; wherein the second Prose application information includes: at least one second Prose application ID, a second PLMN ID corresponding to each second Prose application ID.
Optionally, the determining, by the NRF according to the second Prose application information and the registration information, the first Prose application information and the corresponding target DDNMF information that are matched with the second Prose application information in the PLMN and/or other PLMNs to which the NRF belongs includes: the NRF establishes a corresponding relation between the first Prose application ID and DDNMF information based on the registration information and stores the corresponding relation; and the NRF determines the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the NRF belongs and/or other PLMNs according to the corresponding relation, each second Prose application ID and the corresponding second PLMN ID.
Optionally, the NRF determines, according to the correspondence, each second Prose application ID, and the corresponding second PLMN ID, the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the NRF belongs and/or other PLMNs, where the first Prose application ID and the corresponding target DDNMF information include: and if the NRF determines that the PLMN corresponding to the second PLMN ID is the PLMN to which the NRF belongs, determining a first Prose application ID matched with the second PLMN ID and corresponding target DDNMF information according to the corresponding relation.
Optionally, the NRF determines, according to the correspondence, each second Prose application ID, and the corresponding second PLMN ID, the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the NRF belongs and/or other PLMNs, where the first Prose application ID and the corresponding target DDNMF information include: the NRF sends a request message to a target NRF in other PLMNs if determining that the PLMN corresponding to the second PLMN ID is the other PLMNs; the information carried by the request message comprises: a second PLMN ID corresponding to the other PLMN; the NRF receives a response message sent by the target NRF; the information carried by the response message comprises: a first Prose application ID matching a second PLMN ID corresponding to the other PLMN, and target DDNMF information corresponding to the first Prose application ID.
Optionally, the NRF acquires a first set of Prose application IDs that match all second Prose application IDs; the NRF returns a DDNMF discovery request response message; the information carried by the DDNMF discovery request response message includes: and each first Prose application ID in the first Prose application ID set and corresponding target DDNMF information.
According to a second aspect of the present disclosure, there is provided a network warehouse function NRF, comprising: a registration information receiving module, configured to receive registration information sent by the discovery name management function DDNMF; wherein the registration information includes: first distance-based service Prose application information supported by DDNMF; a discovery request receiving module, configured to receive a DDNMF discovery request; the information carried by the DDNMF discovery request includes: second Prose application information; and the target information determining module is used for determining first Prose application information matched with the second Prose application information and corresponding target DDNMF information in the PLMN to which the target information determining module belongs and/or other PLMNs according to the second Prose application information and the registration information, and returning the first Prose application information and the corresponding target DDNMF information.
Optionally, one or more DDNMFs are deployed in the same public land mobile network PLMN; the register information receiving module is configured to receive the register information sent by one or more DDNMFs deployed in a PLMN to which the NRF belongs; wherein the first Prose application information includes: the first Prose application ID and the corresponding first PLMN ID.
Optionally, the discovery request receiving module is configured to receive the DDNMF discovery request sent by a DDNMF deployed in a PLMN to which the DDNMF belongs; wherein the second Prose application information includes: at least one second Prose application ID, a second PLMN ID corresponding to each second Prose application ID.
Optionally, the target information determining module includes: the information maintenance unit is used for establishing and storing the corresponding relation between the first Prose application ID and the DDNMF information based on the registration information; and the information matching unit is used for determining the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the information matching unit belongs and/or other PLMNs according to the corresponding relation, each second Prose application ID and the corresponding second PLMN ID.
Optionally, the information matching unit is configured to determine, if it is determined that the PLMN corresponding to the second PLMN ID is a PLMN to which the PLMN belongs, a first Prose application ID and corresponding target DDNMF information that are matched with the second PLMN ID according to the correspondence.
Optionally, the information matching unit is configured to send a request message to a target NRF in another PLMN if it is determined that the PLMN corresponding to the second PLMN ID is another PLMN; the information carried by the request message comprises: a second PLMN ID corresponding to the other PLMN; receiving a response message sent by the target NRF; the information carried by the response message comprises: a first Prose application ID matching a second PLMN ID corresponding to the other PLMN, and target DDNMF information corresponding to the first Prose application ID.
Optionally, the target information determining module includes: the information return unit is used for acquiring a first Prose application ID set matched with all the second Prose application IDs; returning a DDNMF discovery request response message; the information carried by the DDNMF discovery request response message includes: and each first Prose application ID in the first Prose application ID set and corresponding target DDNMF information.
According to a third aspect of the present disclosure, there is provided an NRF comprising: a memory; and a processor coupled to the memory, the processor configured to perform the method as described above based on instructions stored in the memory.
According to a fourth aspect of the present disclosure, there is provided a communication system comprising: DDNMF, NRF as described above.
According to a fifth aspect of the present disclosure, there is provided a computer readable storage medium storing computer instructions for execution by a processor of a method as described above.
According to the management method, the NRF, the system and the storage medium of the near-field communication controller, a plurality of DDNMFs can be deployed in one PLMN network to realize load sharing, networking expansion capacity of near-field communication can be enhanced, single-point fault risks of the DDNMFs can be reduced, and use experience of users is improved.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the solutions in the prior art, a brief description will be given below of the drawings required for the embodiments or the description of the prior art, it being obvious that the drawings in the following description are only some embodiments of the present disclosure, and that other drawings may be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a flow diagram of one embodiment of a method of management of a near field communications controller according to the present disclosure;
FIG. 2 is a flow chart of another embodiment of a method of management of a near field communications controller according to the present disclosure;
fig. 3 is a block diagram of one embodiment of an NRF according to the present disclosure.
Fig. 4 is a block diagram of a target information determination module in one embodiment of an NRF according to the present disclosure;
fig. 5 is a block diagram of another embodiment of an NRF according to the present disclosure.
Detailed Description
The present disclosure now will be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments of the disclosure are shown. The following description of the technical solutions in the embodiments of the present disclosure will be made clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. Based on the embodiments in this disclosure, all other embodiments that a person of ordinary skill in the art would obtain without making any inventive effort are within the scope of protection of this disclosure.
The following "first", "second", etc. are used merely to describe differences and are not otherwise specifically meant.
Fig. 1 is a flow chart illustrating an embodiment of a method for managing a near field communication controller according to the present disclosure, as shown in fig. 1:
step 101, NRF (NF Repository Function, network warehouse function) receives register information sent by DDNMF; wherein the registration information includes first Proximity-based Services (DDNMF-supported) application information, etc.
In one embodiment, the Prose application may be various, for example, the Prose application is a Device-to-Device (D2D) application, or the like. DDNMF, when registered with NRF, carries one or more Prose application information it supports.
Step 102, NRF receives DDNMF discovery request; the information carried by the DDNMF discovery request includes second Prose application information and the like.
In one embodiment, the consumer or other network element carries the second Prose application information that needs to be supported in the DDNMF discovery request sent to the NRF.
And 103, according to the second Prose application information and the registration information, the NRF determines first Prose application information matched with the second Prose application information and corresponding target DDNMF information in the PLMN and/or other PLMNs to which the NRF belongs and returns the first Prose application information and the corresponding target DDNMF information. The target DDNMF information may be information such as ID, access address, etc. of the target DDNMF.
One or more DDNMFs are deployed in the same public land mobile network PLMN, the NRF receives registration information sent by the one or more DDNMFs deployed in the PLMN to which the NRF belongs, and the first Prose application information includes a first Prose application ID, a corresponding first PLMN ID, and the like.
Aiming at the problem that only one DDNMF can be deployed in one PLMN in the prior art, and the networking capability of near-field communication is limited, the present disclosure provides a management method of a near-field communication controller, wherein the DDNMF carries first Prose application information supported by the DDNMF when registering with the NRF, and the NRF returns proper DDNMF according to second Prose application information carried by a request message, so that a plurality of DDNMFs can be deployed in one PLMN, the networking expansion capability of near-field communication is enhanced, and the single-point fault risk of the DDNMF is reduced.
When the DDNMF registers to the NRF, the registration request carries first Prose application information of Prose applications supported by the DDNMF, where the Prose application information includes a Prose application ID and a corresponding PLMN ID, and the like. Domain information may also be carried in this registration request, which may be used to distinguish between service areas of different DDMNFs within the PLMN. The NRF maintains registration information reported by the DDNMF.
In one embodiment, when the consumer needs to discover the DDNMF, querying the NRF for a suitable DDNMF according to the second Prose application information, and sending a DDNMF discovery request to the NRF, where the DDNMF discovery request carries the required second Prose application information. The NRF returns the proper DDNMF to the consumer according to the maintained DDNMF registration information and the received required second Prose application information.
The NRF receives a DDNMF discovery request transmitted by a DDNMF deployed in a PLMN to which the NRF itself belongs, and the second Prose application information includes at least one second Prose application ID, second PLMN IDs corresponding to the respective second Prose application IDs, and the like.
The NRF establishes a corresponding relation between the first Prose application ID and DDNMF information based on the registration information and stores the corresponding relation. And the NRF determines the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the NRF belongs and/or other PLMNs according to the corresponding relation, each second Prose application ID and the corresponding second PLMN ID.
For example, if the NRF determines that the PLMN corresponding to the second PLMN ID is a PLMN to which the PLMN belongs, the NRF determines, according to the correspondence, the first Prose application ID and the corresponding target DDNMF information that are matched with the second PLMN ID, that is, acquires the first Prose application ID and the corresponding target DDNMF information that are the same as the second PLMN ID.
If the NRF determines that the PLMN corresponding to the second PLMN ID is other PLMNs, sending a request message to a target NRF in the other PLMNs; the information carried by the request message includes a second PLMN ID and the like. The NRF is preconfigured with access means to the target NRF in other PLMNs.
The target NRF and NRF use the same method for determining the first Prose application ID matching the second PLMN ID and the corresponding target DDNMF information. The target NRF determines a first Prose application ID matched with a second PLMN ID and corresponding target DDNMF information according to the corresponding relation between the first Prose application ID and the DDNMF information, which is established and maintained by the target NRF.
The NRF receives a response message sent by the target NRF, wherein the response message carries information comprising: a first Prose application ID matching the second PLMN ID, target DDNMF information corresponding to the first Prose application ID.
The NRF acquires a first Prose application ID set matched with all second Prose application IDs and returns a DDNMF discovery request response message; the information carried by the DDNMF discovery request response message includes each first Prose application ID in the first Prose application ID set, corresponding target DDNMF information, and the like.
Fig. 2 is a flow chart of another embodiment of a management method of a near field communication controller according to the present disclosure, where two terminals of near field communication interaction belong to different PLMNs and information interaction needs to be performed between DDNMFs to which the two terminals belong, as shown in fig. 2:
step 200, step 201, ddnmf2 and DNMF3 pre-configure the Prose application IDs supported by each. For example, DDNMF2 supports Prose application ID1 and Prose application ID2, and DDNMF3 supports Prose application ID3.
In step 202a and step 202b, DDNMF2 and DDNMF3 register with NRF2 respectively, and the registration request message carries the Prose application ID supported by each.
Step 203a, step 203b, nrf2 returns a registration reply message to DDNMF2 and DDNMF3, respectively.
In step 204, nrf2 maintains registration status and information of two DDNMFs according to the received registration information.
In step 205, DDNMF1 in plmn1 initiates a DDNMF discovery request to NRF1, where the DDNMF discovery request carries a required Prose application ID list, and the Prose application ID list includes Prose application ID1 and Prose application ID3.
In step 206, NRF1 transfers the DDNMF initiation request message to NRF2 in PLMN2 according to PLMN ID information contained in the Prose application information in the DDNMF discovery request.
In step 207, nrf2 selects an appropriate DDNMF according to the Prose application ID list in the received DDNMF initiation request message and the maintained DDNMF registration information.
In step 208, NRF2 returns a DDNMF discovery response message to NRF1, where the DDNMF discovery response message carries DDNMF2 corresponding to Prose application ID1 and DDNMF3 corresponding to Prose application ID3.
In step 209, nrf1 forwards the reply message to DDNMF1.
In one embodiment, as shown in fig. 3, the present disclosure provides an NRF30 including a registration information receiving module 31, a discovery request receiving module 32, and a target information determining module 33. The registration information receiving module 31 receives registration information sent by the discovery name management function DDNMF, the registration information including first Prose application information supported by the DDNMF, and the like.
The discovery request receiving module 32 receives a DDNMF discovery request, where information carried by the DDNMF discovery request includes second Prose application information and the like. The target information determining module 33 determines, according to the second Prose application information and the registration information, first Prose application information and corresponding target DDNMF information matched with the second Prose application information in the PLMN and/or other PLMNs to which the target information determining module itself belongs, and returns the first Prose application information and the corresponding target DDNMF information.
In one embodiment, one or more DDNMFs are deployed in the same public land mobile network PLMN, the registration information receiving module 31 receives registration information sent by the one or more DDNMFs deployed in the PLMN to which the registration information receiving module itself belongs, and the first Prose application information includes a first Prose application ID and a corresponding first PLMN ID, and so on.
The discovery request receiving module 32 receives a DDNMF discovery request transmitted by a DDNMF deployed in a PLMN to which itself belongs, and the second Prose application information includes at least one second Prose application ID, a second PLMN ID corresponding to each second Prose application ID, and the like.
In one embodiment, as shown in fig. 4, the target information determination module 33 includes: an information maintenance unit 331, an information matching unit 332, and an information return unit 333. The information maintenance unit 331 establishes a correspondence relation between the first Prose application ID and DDNMF information based on the registration information and stores the same. The information matching unit 332 determines the matched first Prose application ID and the corresponding target DDNMF information in the PLMN and/or other PLMNs to which the information matching unit itself belongs according to the correspondence, each second Prose application ID, and the corresponding second PLMN ID.
If it is determined that the PLMN corresponding to the second PLMN ID is a PLMN to which the PLMN itself belongs, the information matching unit 332 determines the first Prose application ID matched with the second PLMN ID and the corresponding target DDNMF information according to the correspondence relation.
If it is determined that the PLMN corresponding to the second PLMN ID is another PLMN, the information matching unit 332 sends a request message to the target NRF in the other PLMNs, where the information carried by the request message includes the second PLMN ID and the like. The information matching unit 332 receives a response message sent by the target NRF, where the information carried by the response message includes a first Prose application ID matched with the second PLMN ID, and target DDNMF information corresponding to the first Prose application ID.
The information returning unit 333 obtains a first Prose application ID set that matches all the second Prose application IDs, returns a DDNMF discovery request response message, where information carried by the DDNMF discovery request response message includes each first Prose application ID in the first Prose application ID set, corresponding target DDNMF information, and the like.
Fig. 5 is a block diagram of another embodiment of an NRF according to the present disclosure. As shown in fig. 5, the apparatus may include a memory 51, a processor 52, a communication interface 53, and a bus 54. The memory 51 is used for storing instructions, the processor 52 is coupled to the memory 51, and the processor 52 is configured to execute a management method implementing the above-described near field communication controller based on the instructions stored in the memory 51.
The memory 51 may be a high-speed RAM memory, a nonvolatile memory (non-volatile memory), or the like, or the memory 51 may be a memory array. The memory 61 may also be partitioned and the blocks may be combined into virtual volumes according to certain rules. The processor 52 may be a central processing unit CPU, or an application specific integrated circuit ASIC (Application Specific Integrated Circuit), or one or more integrated circuits configured to implement the methods of management of the near field communications controller of the present disclosure.
In one embodiment, the present disclosure provides a communication system comprising DDNMF, NRF as in any of the above embodiments, and the like. The communication system includes a 5G communication system, a 6G communication system, and the like.
In one embodiment, the present disclosure provides a computer readable storage medium storing computer instructions that when executed by a processor implement a method of managing a near field communications controller as in any of the above embodiments.
The management method, NRF, system and storage medium of the near-field communication controller in the above embodiments can deploy a plurality of DDNMFs in one PLMN network to realize load sharing, enhance the networking expansion capability of near-field communication, reduce the single point failure risk of the DDNMFs, and can be used in 5G and subsequent evolution mobile communication systems (such as 6G and the like) to improve the use experience of users.
The methods and systems of the present disclosure may be implemented in a number of ways. For example, the methods and systems of the present disclosure may be implemented by software, hardware, firmware, or any combination of software, hardware, firmware. The above-described sequence of steps for the method is for illustration only, and the steps of the method of the present disclosure are not limited to the sequence specifically described above unless specifically stated otherwise. Furthermore, in some embodiments, the present disclosure may also be implemented as programs recorded in a recording medium, the programs including machine-readable instructions for implementing the methods according to the present disclosure. Thus, the present disclosure also covers a recording medium storing a program for executing the method according to the present disclosure.
The description of the present disclosure has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the disclosure in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the disclosure and the practical application, and to enable others of ordinary skill in the art to understand the disclosure for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (17)

1. A method of managing a near field communications controller, comprising:
the network warehouse function NRF receives the registration information sent by the discovery name management function DDNMF; wherein the registration information includes: first distance-based service Prose application information supported by DDNMF;
the NRF receives a DDNMF discovery request; the information carried by the DDNMF discovery request includes: second Prose application information;
and the NRF determines first Prose application information matched with the second Prose application information and corresponding target DDNMF information in the PLMN to which the NRF belongs and/or other PLMNs according to the second Prose application information and the registration information, and returns the first Prose application information and the corresponding target DDNMF information.
2. The method of claim 1, wherein one or more DDNMFs are deployed in the same public land mobile network, PLMN; the NRF receiving registration information transmitted by DDNMF includes:
the NRF receives the registration information sent by one or more DDNMFs deployed in a PLMN to which the NRF belongs;
wherein the first Prose application information includes: the first Prose application ID and the corresponding first PLMN ID.
3. The method of claim 2, the NRF receiving a DDNMF discovery request comprising:
the NRF receives the DDNMF discovery request sent by the DDNMF deployed in the PLMN to which the NRF belongs;
wherein the second Prose application information includes: at least one second Prose application ID, a second PLMN ID corresponding to each second Prose application ID.
4. The method of claim 3, wherein the NRF determining, in the PLMN and/or other PLMNs to which the NRF itself belongs, first Prose application information and corresponding target DDNMF information that match the second Prose application information according to the second Prose application information and the registration information includes:
the NRF establishes a corresponding relation between the first Prose application ID and DDNMF information based on the registration information and stores the corresponding relation;
and the NRF determines the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the NRF belongs and/or other PLMNs according to the corresponding relation, each second Prose application ID and the corresponding second PLMN ID.
5. The method of claim 4, wherein the NRF determining the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the NRF itself belongs and/or other PLMNs according to the correspondence, each second Prose application ID, and the corresponding second PLMNID comprises:
and if the NRF determines that the PLMN corresponding to the second PLMN ID is the PLMN to which the NRF belongs, determining a first Prose application ID matched with the second PLMN ID and corresponding target DDNMF information according to the corresponding relation.
6. The method of claim 4, wherein the NRF determining the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the NRF itself belongs and/or other PLMNs according to the correspondence, each second Prose application ID, and the corresponding second PLMNID comprises:
the NRF sends a request message to a target NRF in other PLMNs if determining that the PLMN corresponding to the second PLMN ID is the other PLMNs; the information carried by the request message comprises: a second PLMN ID corresponding to the other PLMN;
the NRF receives a response message sent by the target NRF; the information carried by the response message comprises: a first Prose application ID matching a second PLMN ID corresponding to the other PLMN, and target DDNMF information corresponding to the first Prose application ID.
7. The method of claim 4, further comprising:
the NRF acquires a first Prose application ID set matched with all second Prose application IDs;
the NRF returns a DDNMF discovery request response message; the information carried by the DDNMF discovery request response message includes: and each first Prose application ID in the first Prose application ID set and corresponding target DDNMF information.
8. A network warehouse function NRF, comprising:
a registration information receiving module, configured to receive registration information sent by the discovery name management function DDNMF; wherein the registration information includes: first distance-based service Prose application information supported by DDNMF;
a discovery request receiving module, configured to receive a DDNMF discovery request; the information carried by the DDNMF discovery request includes: second Prose application information;
and the target information determining module is used for determining first Prose application information matched with the second Prose application information and corresponding target DDNMF information in the PLMN to which the target information determining module belongs and/or other PLMNs according to the second Prose application information and the registration information, and returning the first Prose application information and the corresponding target DDNMF information.
9. The NRF of claim 8, wherein one or more DDNMFs are deployed in the same public land mobile network PLMN;
the register information receiving module is configured to receive the register information sent by one or more DDNMFs deployed in a PLMN to which the NRF belongs; wherein the first Prose application information includes: the first Prose application ID and the corresponding first PLMN ID.
10. The NRF of claim 9, wherein,
the discovery request receiving module is configured to receive the DDNMF discovery request sent by a DDNMF deployed in a PLMN to which the DDNMF belongs; wherein the second Prose application information includes: at least one second Prose application ID, a second PLMN ID corresponding to each second Prose application ID.
11. The NRF of claim 10, wherein,
the target information determining module includes:
the information maintenance unit is used for establishing and storing the corresponding relation between the first Prose application ID and the DDNMF information based on the registration information;
and the information matching unit is used for determining the matched first Prose application ID and the corresponding target DDNMF information in the PLMN to which the information matching unit belongs and/or other PLMNs according to the corresponding relation, each second Prose application ID and the corresponding second PLMN ID.
12. The NRF of claim 11, wherein,
the information matching unit is configured to determine, if it is determined that the PLMN corresponding to the second PLMN ID is a PLMN to which the PLMN belongs, a first Prose application ID matched with the second PLMN ID and corresponding target DDNMF information according to the correspondence.
13. The NRF of claim 11, wherein,
the information matching unit is configured to send a request message to a target NRF in another PLMN if it is determined that the PLMN corresponding to the second PLMN ID is another PLMN; the information carried by the request message comprises: a second PLMN ID corresponding to the other PLMN; receiving a response message sent by the target NRF; the information carried by the response message comprises: a first Prose application ID matching a second PLMN ID corresponding to the other PLMN, and target DDNMF information corresponding to the first Prose application ID.
14. The NRF of claim 11, wherein,
the target information determining module includes:
the information return unit is used for acquiring a first Prose application ID set matched with all the second Prose application IDs; returning a DDNMF discovery request response message; the information carried by the DDNMF discovery request response message includes: and each first Prose application ID in the first Prose application ID set and corresponding target DDNMF information.
15. An NRF, comprising:
a memory; and a processor coupled to the memory, the processor configured to perform the method of any of claims 1-7 based on instructions stored in the memory.
16. A communication system, comprising:
DDNMF, NRF according to any of claims 8 to 15.
17. A computer readable storage medium storing computer instructions for execution by a processor of the method of any one of claims 1 to 7.
CN202210310652.XA 2022-03-28 2022-03-28 Near field communication controller management method, NRF, system and medium Pending CN116887318A (en)

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