WO2023138304A1

WO2023138304A1 - Method and apparatus for obtaining subscription information

Info

Publication number: WO2023138304A1
Application number: PCT/CN2022/141489
Authority: WO
Inventors: 徐玲; 强鹂; 常俊仁; 徐艺珊
Original assignee: 华为技术有限公司
Priority date: 2022-01-24
Filing date: 2022-12-23
Publication date: 2023-07-27
Also published as: CN116528349A

Abstract

Embodiments of the present application provide a method and apparatus for obtaining subscription information. The method comprises: a terminal device obtains first information, the first information being used for indicating at least one first public network that supports the terminal device to execute online subscription to obtain subscription information; the terminal device accesses a target first public network according to the first information, and executes online subscription by means of the target first public network to obtain subscription information. Public networks having an online subscription function are indicated to the terminal device in advance, so that it is ensured that a public network accessed by the terminal device can obtain subscription information of a stand-alone non-public network, thereby improving the efficiency of the terminal device accessing a stand-alone non-public network.

Description

Method and device for obtaining contract information

This application claims the priority of the Chinese patent application with application number 202210082068.3 and application title "Method and Device for Obtaining Contract Information" filed with the China Patent Office on January 24, 2022, the entire contents of which are incorporated herein by reference.

technical field

The embodiments of the present application relate to the communication field, and, more specifically, relate to a method and an apparatus for acquiring subscription information.

Background technique

At present, there is a known communication technology in which a terminal device acquires subscription information of an independent non-public network from a configuration server through a public network and obtains services of the independent non-public network according to the subscription information (credential).

However, in this technology, since not all public networks have the function of onboarding, the terminal device may choose to access a public network that does not have the function of onboarding, so the terminal device may not be able to obtain the subscription information of the independent non-public network.

Contents of the invention

Embodiments of the present application provide a method and an apparatus for acquiring subscription information, which are used to improve the efficiency of terminal equipment accessing an independent non-public network.

According to a first aspect, a method for obtaining subscription information is provided, which includes: a terminal device obtains first information, the first information is used to indicate at least one first public network that supports the terminal device to perform online subscription to obtain subscription information; the terminal device accesses a target first public network according to the first information, and performs online subscription to obtain subscription information through the target first public network. The first public network may be an Equivalent Local Public Land Mobile Network (EHPLMN), or a Visited Public Land Mobile Network (VPLMN).

According to the solution of the embodiment of the present application, a wireless communication method and a communication device are provided. By instructing the terminal device to have a public network with an online subscription function, the terminal device does not need to perform blind selection in all public networks, and ensures that the public network selected by the terminal device has an online subscription function, thereby obtaining subscription information and accessing an independent non-public network, which greatly improves the efficiency of the terminal device accessing an independent non-public network.

In this application, onboarding refers to a network device opening up a data plane channel between a terminal device and a server configured with an independent non-public network (Stand-alone Non-Public Network, SNPN) credential, so that the terminal device can obtain the subscription information from the configuration server. It should be understood that all operations that are the same as or similar to the above process can be considered as online signing in this application, and the application does not specifically limit this. Wherein, the network device is a device having a network control function, for example, an access mobility management function (Access and Mobility management Function, AMF) and a session management function (Session Management Function, SMF).

With reference to the first aspect, in some implementation manners of the first aspect, the acquiring the first information by the terminal device includes: receiving, by the terminal device, the first information broadcast by the first public network.

With reference to the first aspect, in some implementation manners of the first aspect, the acquiring the first information by the terminal device includes: receiving the first information by the terminal device through a second public network, where the second public network includes a home public network of the terminal device.

With reference to the first aspect, in some implementation manners of the first aspect, the acquiring the first information by the terminal device includes: acquiring the first information from configuration information by the terminal device.

Optionally, the configuration information may be preset in the terminal device.

With reference to the first aspect, in some implementation manners of the first aspect, when there are multiple first public networks, the terminal device accessing the target first public network according to the first information includes: the terminal device obtaining priority information, where the priority information is used to indicate priorities of multiple first public networks; and the terminal device accessing the target first public network according to the first information and the priority information.

With reference to the first aspect, in some implementation manners of the first aspect, before the terminal device accesses the target first public network, the method further includes: the terminal device fails to obtain subscription information through a third public network, and performs selection of the first public network in an idle state, and the third public network does not support the terminal device to perform online subscription to obtain subscription information. The third public network may be an Equivalent Home Public Land Mobile Network (EHPLMN), or a Visited Public Land Mobile Network (VPLMN).

In a second aspect, a method for obtaining subscription information is provided, including: a network device obtains first information, the first information is used to indicate at least one first public network that supports the terminal device to perform online subscription to obtain subscription information, and the subscription information is used for the terminal device to access an independent non-public network; the network device sends the first information.

With reference to the second aspect, in some implementation manners of the second aspect, the sending the first information includes: sending the first information by broadcast, and the network device is a network device of the first public network.

With reference to the second aspect, in some implementation manners of the second aspect, the sending the first information includes: sending the first information through a second public network, where the second public network includes a home public network of the terminal device, and the network device is a device of the second public network.

With reference to the second aspect, in some implementation manners of the second aspect, when there are multiple first public networks, the method further includes: acquiring and sending priority information, where the priority information is used to indicate the priorities of the multiple first public networks.

In a third aspect, a terminal device is provided, including a processor, and optionally, a memory, the processor is used to control a transceiver to send and receive signals, the memory is used to store a computer program, and the processor is used to call and run the computer program from the memory, so that the terminal device executes the method in the above first aspect or any possible implementation manner of the first aspect.

Optionally, there are one or more processors, and one or more memories.

Optionally, the memory can be integrated with the processor, or the memory can be set separately from the processor.

Optionally, the terminal device further includes a transceiver, and the transceiver may specifically be a transmitter (transmitter) and a receiver (receiver).

In a fourth aspect, there is provided a network device, including a processor, and optionally, a memory, the processor is used to control a transceiver to send and receive signals, the memory is used to store a computer program, and the processor is used to call and run the computer program from the memory, so that the network device executes the method in the second aspect or any possible implementation manner of the second aspect.

Optionally, there are one or more processors, and one or more memories.

Optionally, the network device further includes a transceiver, and the transceiver may specifically be a transmitter (transmitter) and a receiver (receiver).

A fifth aspect provides a communication device, including: each module or unit for implementing the method in the first aspect or any possible implementation manner of the first aspect, or each module or unit for implementing the method in the second aspect or any possible implementation manner of the second aspect.

A sixth aspect provides a communication system, including: a terminal device configured to execute the method in the first aspect or any possible implementation manner of the first aspect; and a network device configured to execute the method in the second aspect or any possible implementation manner of the second aspect above.

A seventh aspect provides a computer-readable storage medium, the computer-readable storage medium stores a computer program or code, and when the computer program or code is run on a computer, the computer executes the method in the first aspect or any possible implementation of the first aspect, the second aspect or the method in any possible implementation of the second aspect.

In an eighth aspect, there is provided a chip, including at least one processor, the at least one processor is coupled to a memory, the memory is used to store a computer program, and the processor is used to call and run the computer program from the memory, so that the terminal device installed with the system-on-a-chip executes the method in the first aspect or any one of the possible implementations of the first aspect, and enables the network device installed with the system-on-a-chip to execute the method in the second aspect or any one of the possible implementations of the second aspect.

Wherein, the chip may include an input circuit or interface for sending information or data, and an output circuit or interface for receiving information or data.

A ninth aspect provides a computer program product, where the computer program product includes: computer program code, when the computer program code is executed by a terminal device, the terminal device executes the method in the first aspect or any possible implementation manner of the first aspect, and when the computer program code is executed by a network device, the network device executes the method in the second aspect or any possible implementation manner of the second aspect.

Description of drawings

FIG. 1 is a schematic diagram of an example of a communication system to which this application is applied.

Fig. 2 is a schematic flowchart of a communication method provided by an embodiment of the present application.

Fig. 3 is a schematic flowchart of another communication method provided by an embodiment of the present application.

Fig. 4 is a schematic flowchart of another communication method provided by an embodiment of the present application.

Fig. 5 is a schematic flowchart of another communication method provided by the embodiment of the present application.

Fig. 6 is an adaptable block diagram of a terminal device provided by an embodiment of the present application.

Fig. 7 is an adaptive block diagram of a network device provided by an embodiment of the present application.

Fig. 8 is a schematic block diagram of a communication device provided by an embodiment of the present application.

Fig. 9 is a schematic block diagram of another communication device provided by an embodiment of the present application.

FIG. 10 is a schematic structural diagram of a terminal device provided by an embodiment of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be described below with reference to the accompanying drawings.

The technical solutions of the embodiments of the present application can be applied to various communication systems, such as: Global System of Mobile communication (GSM) system, Code Division Multiple Access (CDMA) system, Wideband Code Division Multiple Access (WCDMA) system, General Packet Radio Service (General Packet Radio Service, GPRS), Long Term Evolution (Long Term Evolution) Term Evolution, LTE) system, LTE Frequency Division Duplex (Frequency Division Duplex, FDD) system, LTE Time Division Duplex (Time Division Duplex, TDD), Universal Mobile Telecommunication System (Universal Mobile Telecommunication System, UMTS), Worldwide Interoperability for Microwave Access (WiMAX) communication system, the fifth generation (5th Generation, 5 G) System or New Radio (New Radio, NR), etc.

The terminal equipment in this embodiment of the present application may refer to user equipment, access terminal, subscriber unit, subscriber station, mobile station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless communication device, user agent or user device. The terminal device can also be a cellular phone, a cordless phone, a session initiation protocol (Session Initiation Protocol, SIP) phone, a wireless local loop (Wireless Local Loop, WLL) station, a personal digital assistant (PDA), a handheld device with wireless communication function, a computing device or other processing device connected to a wireless modem, a vehicle-mounted device, a wearable device, a terminal device in a 5G network, or a future evolution of public land mobile The terminal devices in the communication network (Public Land Mobile Network, PLMN), etc., are not limited in this embodiment of the present application.

The network device in the embodiment of the present application may be a device for communicating with the terminal device, which is not limited in the embodiment of the present application.

The method provided by the embodiment of the present application will be described in detail below with reference to the accompanying drawings.

In order to facilitate the understanding of the embodiments of the present application, the following explanations are made:

In each embodiment of the present application, if there is no special explanation and logical conflict, the terms and/or descriptions between different embodiments are consistent and can be referred to each other, and the technical features in different embodiments can be combined to form new embodiments according to their inherent logical relationship.

In this application, "at least one" means one or more, and "multiple" means two or more. "And/or" describes the association relationship of associated objects, which means that there may be three kinds of relationships, for example, A and/or B, which can mean: A exists alone, A and B exist simultaneously, and B exists alone, where A and B can be singular or plural. In the text description of this application, the character "/" generally indicates that the contextual objects are an "or" relationship. "At least one of the following" or similar expressions refer to any combination of these items, including any combination of single or plural items. For example, at least one (one) of a, b and c may represent: a, or, b, or, c, or, a and b, or, a and c, or, b and c, or, a, b and c. Wherein a, b and c can be single or multiple.

In the embodiment of the present application, "first", "second" and various numbers indicate distinctions for convenience of description, and are not used to limit the scope of the embodiment of the present application. For example, distinguishing different instruction information and the like.

In this embodiment of the application, the protocol definition can be realized by pre-saving corresponding codes, tables or other methods that can be used to indicate related information in devices (such as terminal devices and network devices), and this application does not limit its specific implementation. The "protocol" involved in the embodiment of the present application may refer to a standard protocol in the communication field, for example, may include the LTE protocol, the NR protocol, and related protocols applied in future communication systems, which is not limited in the present application.

In this embodiment of the application, descriptions such as "when..." and "in the case of..." all mean that the device (such as a terminal device or network device) will make corresponding processing under certain objective circumstances, and it is not a time limit, nor does it require the device (such as a terminal device or network device) to make judgments when it is implemented, nor does it mean that there are other restrictions.

In this embodiment of the present application, "for indication" may include direct indication and indirect indication. When describing a certain indication information for indicating A, it may include that the indication information directly indicates A or indirectly indicates A, but it does not mean that A must be carried in the indication information.

The indication manner involved in the embodiment of the present application should be understood as covering various methods that can enable the party to be indicated to know the information to be indicated. The information to be indicated can be sent together as a whole, or can be divided into multiple sub-information to be sent separately, and the sending period and/or sending timing of these sub-information can be the same or different, and this application does not limit the specific sending method. Wherein, the sending cycle and/or sending timing of these sub-information may be predefined. For example, it is pre-defined according to the protocol, or configured by the transmitting end device by sending configuration information to the receiving end device.

In this embodiment of the application, "wireless communication" may be simply referred to as "communication". "Communication" can also be described as "data transmission", "information transmission", "data processing", etc., and "transmission" includes "reception" and "send". This application does not specifically limit it.

In this application, onboarding refers to a network device opening up a data plane channel between a terminal device and a server configured with an independent non-public network (Stand-alone Non-Public Network, SNPN) credential, so that the terminal device can obtain the subscription information from the configuration server. It should be understood that all operations that are the same as or similar to the above process can be considered as online signing in this application, and the application does not specifically limit this.

In this embodiment of the present application, network device A is a network device with a broadcast function. For example, network device A is an evolved base station (Evolutional NodeB, eNB or eNodeB) in an LTE system; network device B is a device with network control functions. For example, network device B is an access and mobility management function (Access and Mobility management Function, AMF) and a session management function (Session Management Function, SMF). Not limited.

To facilitate understanding of the technical solution of the present application, FIG. 1 shows a schematic diagram of a communication system 100 applicable to the embodiment of the present application. As shown in FIG. 1 , the terminal device 110 selects the network 120 to open a data plane channel with the provisioning server 130 (Provisioning Server, PVS), obtains subscription information from the PVS, and uses the subscription information to access an independent non-public network 140. The network 120 is called an Onboarding Network (ONN).

Optionally, the network 120 may be a PLMN, and the network 120 is called an Onboarding Network Public Land Mobile Network (Onboarding Network Public Land Mobile Network, ON-PLMN).

Optionally, the network 120 may be an SNPN, and the network 120 is called an Onboarding Stand-alone Non-Public Network (Onboarding Stand-alone Non-Public Network, ON-SNPN).

FIG. 2 is a schematic flow chart of a communication method 200 provided in an embodiment of the present application. The specific implementation steps include:

Optionally, at S210, network device A sends first information to the terminal device, where the first information indicates one or more available ON-PLMNs.

In an implementation manner, the first information includes an ON-PLMN list, and the PLMNs in the list are randomly arranged.

In another implementation manner, the first information includes an ON-PLMN list, and the PLMNs in the list are arranged according to preset priorities.

S220, the terminal device acquires first information, and determines and accesses a target ON-PLMN according to the first information.

In a possible implementation manner, the terminal device selects according to the ON-PLMN list in the first information.

In another possible implementation manner, the terminal device itself stores an ON-PLMN list.

If the terminal device has connected to a PLMN and is in the connected state (connected), the terminal device returns to the idle state (idle), reselects and connects to the ON-PLMN; if the terminal device has not connected to the PLMN or the terminal device has connected to a PLMN but is in an idle state, the terminal device directly selects and connects to the ON-PLMN.

Optionally, if the terminal device is in the connected state, it can release the N1NAS signaling connection by initiating a de-registration process, and enter the idle state.

Optionally, if the terminal device is in the connected state, it can enter the idle state by releasing the N1NAS signaling connection locally.

In an implementation manner, the terminal device selects an ON-PLMN in the first information to access according to the order of PLMN signal strength.

In an implementation manner, the terminal device randomly selects one of the ON-PLMNs in the first information to access.

In an implementation manner, priority information is pre-stored in the terminal device, and an access with a higher priority is selected from ON-PLMNs in the first information according to the priority information.

In another implementation manner, the terminal device receives priority indication information, acquires priority information according to the priority indication information, and selects an access with a higher priority from ON-PLMNs in the first information according to the priority information.

S230. The terminal device sends first request information to network device B located in the target ON-PLMN. If the first information includes the data network where network device A is located, network device A and network device B may be the same network device.

The first request information is used to request the network device B to establish a data plane channel between the terminal device and the first device, and the first request information includes session establishment request information. Wherein, the subscription information is stored in the first device.

Exemplarily, the session between the terminal device and the first device is a protocol data unit (Protocol Data Unit, PDU) session, the first device may be a provisioning server (Provisioning Server, PVS), and the first request information includes a data network name (Data Network Name, DNN) and a single network slice selection assistance information (Single Network Slice Selection Assistance Information, S-NSSAI).

Optionally, the first request information further includes third information, where the third information is used to indicate an onboarding function.

S240, the network device B establishes a session between the terminal device and the data network where the first device is located according to the received first request information, and determines whether information about the first device needs to be provided.

Exemplarily, when the network device B detects that the first device information has been sent to the terminal device and the first device information has not been updated, it does not provide the first device information.

Optionally, in S250, the network device B sends second information to the terminal device after establishing the session, where the second information includes session acceptance information.

Optionally, the second information further includes the address of the first device.

S260. The terminal device sends second request information to the first device, where the second request information is used to request SNPN subscription information from the first device.

In a possible implementation manner, the terminal device sends the second request information according to the second information.

In another possible implementation manner, the terminal device sends the second request information to the first device at a default timing.

S270. The first device sends SNPN subscription information to the terminal device.

S280. The terminal device acquires SNPN subscription information and accesses the SNPN.

In this embodiment, by sending the ON-PLMN list to the terminal device in a targeted manner, it can ensure that the terminal device obtains authorization information, improve the efficiency of accessing the non-public network, and reduce the consumption of the base station.

FIG. 3 is a schematic flow chart of a communication method 300 provided in an embodiment of the present application. The specific implementation steps include:

Optionally, at S310, network device A broadcasts first information to the outside, where the first information indicates an available ON-PLMN.

S320. The terminal device receives the first information, and determines and accesses the target ON-PLMN according to the first information.

In an implementation manner, the terminal device randomly selects an ON-PLMN in the first information to access.

In an implementation manner, priority information is pre-stored in the terminal device, and an ON-PLMN in the first information is selected for access according to the priority information in order of priority from low to high.

In another implementation manner, the terminal device receives priority indication information, acquires priority information according to the priority indication information, and selects an ON-PLMN in the first information in order of priority from low to high according to the priority information to access.

S330, the terminal device sends the first request information to the network device B located in the target ON-PLMN, if the broadcasted first information indicates that the data network where the network device A itself is located is an available ON-PLMN, then the network device A and the network device B may be the same network device.

Exemplarily, the terminal device requests to establish a session with the first device is a protocol data unit session, the first device may be a configuration server, and the first request information includes a data network name and single network slice selection auxiliary information.

Optionally, the first request information further includes third information, where the third information is used to indicate an online subscription function.

S340, the network device B establishes a session between the terminal device and the data network where the first device is located according to the received first request information, and determines whether to provide information about the first device.

Optionally, at S350, the network device B sends second information to the terminal device after establishing the session, where the second information includes session reception information.

S360. The terminal device sends second request information to the first device according to the second information, where the second request information is used to request SNPN subscription information from the first device.

S370. The first device sends SNPN subscription information to the terminal device according to the second request information.

S380. The terminal device acquires SNPN subscription information and accesses the SNPN.

In this embodiment, by broadcasting ON-PLMN information, it can be ensured that the terminal equipment obtains the authorization information without affecting other network elements, so that the efficiency of accessing the non-public network is improved, and the core network can be updated flexibly.

FIG. 4 is a schematic flow chart of a communication method 400 provided in an embodiment of the present application. The specific implementation steps include:

Optionally, S410, the network device A sends first information to the terminal device, where the first information indicates one or more available ON-PLMNs.

S420, the terminal device determines and accesses an ON-PLMN.

S430. The terminal device sends first request information to network device B located in the target ON-PLMN. If the first information includes the data network where network device A is located, network device A and network device B may be the same network device.

The first request information is used to request the network device B to establish a session between the terminal device and the data network where the first device is located, and the first request information includes session establishment request information and first device address request information. Wherein, the subscription information is stored in the first device.

Exemplarily, the session between the terminal device and the data network where the first device is located is a protocol data unit session, the first device may be a configuration server, and the first request information includes a data network name and auxiliary information for selecting a single network slice.

S440. According to the received first request information, the network device B establishes a session between the terminal device and the data network where the first device is located, and provides information about the first device.

If the network device B obtains the first device address, the first device information is provided; if the network device B does not obtain the first device address, the first device information is not provided.

S450. After the session is established, the network device B sends second information to the terminal device, where the second information includes session acceptance information and first device address feedback information.

If the network device B obtains the first device address, the first device address feedback information includes the first device address; if the network device B does not obtain the first device address, the terminal device may obtain the first device address through another method, and the specific obtaining method is not within the scope of this application, and this application will not describe it in detail.

S460. The terminal device sends second request information to the first device according to the second information, where the second request information is used to request SNPN subscription information from the first device.

S470. The first device sends SNPN subscription information to the terminal device according to the second request information.

S480. The terminal device acquires SNPN subscription information and accesses the SNPN.

FIG. 5 is a schematic flow chart of a communication method 500 provided in an embodiment of the present application. The specific implementation steps include:

Optionally, at S510, network device A broadcasts first information to the outside, where the first information indicates an available ON-PLMN.

S520, the terminal device receives the first information, determines and accesses an ON-PLMN according to the first information, and the ON-PLMN corresponds to the network device B, and the network device A and the network device B may be the same network device.

In a possible implementation manner, the terminal device selects according to the ON-PLMN in the first information.

S530, the terminal device sends the first request information to the network device B located in the target ON-PLMN, if the broadcasted first information indicates that the data network where the network device A itself is located is an available ON-PLMN, then the network device A and the network device B may be the same network device.

S540. According to the received first information, the network device B establishes a session between the terminal device and the data network where the first device is located, and provides information about the first device.

S550. After the session is established, the network device B sends second information to the terminal device, where the second information includes session acceptance information and first device address feedback information.

S560. The terminal device sends second request information to the first device according to the second information, where the second request information is used to request SNPN subscription information from the first device.

S570. The first device sends SNPN subscription information to the terminal device according to the second request information.

S580. The terminal device acquires SNPN subscription information and accesses the SNPN.

It should be understood that in this embodiment of the application, the terminal device is a terminal device that has not accessed the PLMN or failed to obtain the subscription information through the currently accessed PLMN. If the terminal device can obtain the subscription information through the currently accessed PLMN, it does not need to re-select and directly accesses the SNPN through the subscription information. This embodiment of the application does not repeat it.

The specific manifestations that the terminal device fails to obtain the subscription information in the currently accessed PLMN include: the session establishment between the terminal device and the first device fails, the session between the terminal device and the first device is successfully established but the subscription information fails to be obtained, and the session establishment request between the terminal device and the first device is rejected by the network because it does not support online subscription.

6 shows a schematic block diagram of a communication device 600 according to an embodiment of the present invention. The communication device 600 may correspond to (for example, be configured in or be) the terminal device described in the above-mentioned

method

200, 300, 400 or 500, and each module or unit in the communication device 600 is respectively used to perform each action or process performed by the terminal device in the above-mentioned

method

200, 300, 400 or 500. Here, in order to avoid redundant description, its detailed description is omitted.

In the embodiment of the present invention, the apparatus 600 may be a terminal device. In this case, the apparatus 600 may include: a processor and a transceiver, and the processor and the transceiver are connected in communication. Optionally, the apparatus further includes a memory, and the memory is connected in communication with the processor. Optionally, the processor, the memory and the transceiver may be connected in communication, the memory may be used to store instructions, and the processor is used to execute the instructions stored in the memory to control the transceiver to send information or signals.

In this case, the transceiver unit in the apparatus 600 shown in FIG. 6 may correspond to the transceiver, and the processing unit in the apparatus 600 shown in FIG. 6 may correspond to the processor.

In the embodiment of the present invention, the apparatus 600 may be a chip (or system-on-a-chip) installed in a terminal device. In this case, the apparatus 600 may include: a processor and an input-output interface, and the processor may communicate with the transceiver of the network device through the input-output interface. Optionally, the apparatus further includes a memory, and the memory is communicatively connected to the processor. Optionally, the processor, the memory and the transceiver may be connected in communication, the memory may be used to store instructions, and the processor is used to execute the instructions stored in the memory to control the transceiver to send information or signals.

In this case, the transceiver unit in the apparatus 600 shown in FIG. 6 may correspond to the input/output interface, and the processing unit in the apparatus 600 shown in FIG. 6 may correspond to the processor.

7 shows a schematic block diagram of a communication device 700 according to an embodiment of the present invention. The communication device 700 may correspond to (for example, be configured in or itself) the network device described in the above-mentioned

method

200, 300, 400 or 500, and each module or unit in the communication device 700 is respectively used to perform each action or process performed by the network device in the above-mentioned

method

In the embodiment of the present invention, the apparatus 700 may be a network device. In this case, the apparatus 700 may include: a transceiver. Optionally, the apparatus further includes a memory and a processor, and the memory is connected to the processor in communication. Optionally, the processor, the memory and the transceiver may be connected in communication, the memory may be used to store instructions, and the processor is used to execute the instructions stored in the memory to control the transceiver to send information or signals.

In this case, the transceiver unit in the apparatus 700 shown in FIG. 7 may correspond to the transceiver.

In the embodiment of the present invention, the apparatus 700 may be a chip (or system-on-a-chip) installed in a terminal device. In this case, the apparatus 700 may include: an input-output interface, which is communicatively connected to a transceiver of a network device. Optionally, the apparatus further includes a memory and a processor, and the memory is communicatively connected to the processor. Optionally, the processor, the memory and the transceiver may be connected in communication, the memory may be used to store instructions, and the processor is used to execute the instructions stored in the memory to control the transceiver to send information or signals.

In this case, the transceiver unit in the apparatus 700 shown in FIG. 7 may correspond to the input/output interface, and the processing unit in the apparatus 700 shown in FIG. 7 may correspond to the processor.

According to the aforementioned method, FIG. 8 is a schematic diagram of a communication device 10 provided by an embodiment of the present application. As shown in FIG. 8 , the device 10 can be a terminal device, or a chip or a circuit, such as a chip or a circuit that can be set in the above-mentioned device.

The device 10 may include a processor 11 (ie, an example of a processing unit) and a memory 12 . The memory 12 is used to store instructions, and the processor 11 is used to execute the instructions stored in the memory 12, so that the apparatus 20 implements the steps of the terminal device in the corresponding methods as shown in FIGS. 2-5 .

Further, the device 10 may further include an input port 13 (ie, an example of a communication unit) and an output port 14 (ie, another example of a communication unit). Further, the processor 11 , the memory 12 , the input port 13 and the output port 14 can communicate with each other through internal connection paths, and transmit control and/or data signals. The memory 12 is used to store a computer program, and the processor 11 can be used to call and run the computer program from the memory 12 to control the input port 13 to receive signals and the output port 14 to send signals to complete the steps of the terminal device in the above method. The memory 12 can be integrated in the processor 11 or can be set separately from the processor 11 .

Optionally, if the communication device 10 is a communication device, the input port 13 is a receiver, and the output port 14 is a transmitter. Wherein, the receiver and the transmitter may be the same or different physical entities. When they are the same physical entity, they can be collectively referred to as transceivers.

Optionally, if the communication device 10 is a chip or a circuit, the input port 13 is an input interface, and the output port 14 is an output interface.

As an implementation, the functions of the input port 13 and the output port 14 may be realized by a transceiver circuit or a dedicated chip for transceiver. The processor 11 may be considered to be implemented by a dedicated processing chip, a processing circuit, a processor, or a general-purpose chip.

As another implementation manner, it may be considered to use a general-purpose computer to implement the communication device provided in the embodiment of the present application. The program codes to realize the functions of the processor 11 , the input port 13 and the output port 14 are stored in the memory 12 , and the general-purpose processor realizes the functions of the processor 11 , the input port 13 and the output port 14 by executing the codes in the memory 12 .

Wherein, each module or unit in the communication device 10 may be used to execute each action or processing procedure performed by the terminal device in the above method, and here, in order to avoid redundant description, its detailed description is omitted.

For the concepts, explanations, detailed descriptions and other steps involved in the device 10 related to the technical solutions provided by the embodiments of the present application, please refer to the foregoing methods or descriptions of these contents in other embodiments, and will not be repeated here.

According to the aforementioned method, FIG. 9 is a schematic diagram of the communication device 11 provided by the embodiment of the present application. As shown in FIG. 9, the device 20 can be a network device, or a chip or a circuit, such as a chip or circuit that can be set in the above-mentioned network device.

The device 20 may include a processor 21 (ie, an example of a processing unit) and a memory 22 . The memory 22 is used to store instructions, and the processor 21 is used to execute the instructions stored in the memory 22, so that the apparatus 20 implements the steps performed by the network equipment in the methods shown in Figures 2-5.

Further, the device 20 may further include an input port 23 (ie, an example of a communication unit) and an output port 24 (ie, another example of a communication unit). Further, the processor 21 , the memory 22 , the input port 23 and the output port 24 can communicate with each other through internal connection paths, and transmit control and/or data signals. The memory 22 is used to store a computer program, and the processor 21 can be used to call and run the computer program from the memory 22 to control the input port 23 to receive signals and the output port 24 to send signals to complete the steps of the network device in the above method. The memory 22 can be integrated in the processor 21 or can be set separately from the processor 21 .

Optionally, if the communication device 20 is a communication device, the input port 23 is a receiver, and the output port 24 is a transmitter. Wherein, the receiver and the transmitter may be the same or different physical entities. When they are the same physical entity, they can be collectively referred to as transceivers.

Optionally, if the communication device 20 is a chip or a circuit, the input port 23 is an input interface, and the output port 24 is an output interface.

As an implementation, the functions of the input port 23 and the output port 24 may be realized by a transceiver circuit or a dedicated chip for transceiver. The processor 21 may be realized by a dedicated processing chip, a processing circuit, a processor or a general-purpose chip.

As another implementation manner, it may be considered to use a general-purpose computer to implement the communication device provided in the embodiment of the present application. The program codes to realize the functions of the processor 21 , the input port 23 and the output port 24 are stored in the memory 22 , and the general processor realizes the functions of the processor 21 , the input port 23 and the output port 24 by executing the codes in the memory 22 .

Wherein, each module or unit in the communication device 20 can be used to execute each action or processing procedure performed by the communication network device in the above method, and here, in order to avoid redundant description, its detailed description is omitted.

For the concepts, explanations, detailed descriptions and other steps involved in the device 20 related to the technical solutions provided by the embodiments of the present application, please refer to the foregoing methods or descriptions of these contents in other embodiments, and details are not repeated here.

FIG. 10 is a schematic structural diagram of a terminal device 30 provided in the present application. For ease of description, FIG. 10 only shows main components of the terminal device. As shown in FIG. 10 , the terminal device 30 includes a processor, a memory, a control circuit, an antenna, and an input and output device.

The processor is mainly used to process the communication protocol and communication data, and control the entire terminal device, execute the software program, and process the data of the software program, for example, to support the terminal device to perform the actions described in the above embodiment of the method for indicating the transmission precoding matrix. The memory is mainly used for storing software programs and data, such as storing the codebook described in the above embodiments. The control circuit is mainly used for the conversion of the baseband signal and the radio frequency signal and the processing of the radio frequency signal. The control circuit and the antenna can also be called a transceiver, which is mainly used to send and receive radio frequency signals in the form of electromagnetic waves. Input and output devices, such as touch screens, display screens, and keyboards, are mainly used to receive data input by users and output data to users.

When the terminal device is turned on, the processor can read the software program in the storage unit, interpret and execute the instructions of the software program, and process the data of the software program. When data needs to be sent wirelessly, the processor performs baseband processing on the data to be sent, and then outputs the baseband signal to the radio frequency circuit. When data is sent to the terminal device, the radio frequency circuit receives the radio frequency signal through the antenna, converts the radio frequency signal into a baseband signal, and outputs the baseband signal to the processor, and the processor converts the baseband signal into data and processes the data.

Those skilled in the art can understand that, for ease of description, FIG. 9 only shows a memory and a processor. In an actual terminal device, there may be multiple processors and memories. A storage may also be called a storage medium or a storage device, etc., which is not limited in this embodiment of the present application.

As an optional implementation, the processor may include a baseband processor and a central processing unit. The baseband processor is mainly used to process communication protocols and communication data. The central processor is mainly used to control the entire terminal device, execute software programs, and process data of the software programs. The processor in FIG. 9 integrates the functions of the baseband processor and the central processing unit. Those skilled in the art can understand that the baseband processor and the central processing unit can also be independent processors, interconnected through technologies such as a bus. Those skilled in the art can understand that a terminal device may include multiple baseband processors to adapt to different network standards, a terminal device may include multiple central processors to enhance its processing capability, and various components of the terminal device may be connected through various buses. The baseband processor may also be expressed as a baseband processing circuit or a baseband processing chip. The central processing unit may also be expressed as a central processing circuit or a central processing chip. The function of processing the communication protocol and communication data can be built in the processor, or can be stored in the storage unit in the form of a software program, and the processor executes the software program to realize the baseband processing function.

Exemplarily, in this embodiment of the application, the antenna and the control circuit with transceiver functions can be regarded as the transceiver unit 201 of the terminal device 20 , and the processor with processing functions can be regarded as the processing unit 302 of the terminal device 30 . As shown in FIG. 9 , the terminal device 30 includes a transceiver unit 301 and a processing unit 302 . The transceiver unit may also be referred to as a transceiver, a transceiver, a transceiver device, and the like. Optionally, the device in the transceiver unit 301 for realizing the receiving function can be regarded as a receiving unit, and the device in the transceiver unit 301 for realizing the sending function can be regarded as a sending unit, that is, the transceiver unit 301 includes a receiving unit and a sending unit. Exemplarily, the receiving unit may also be called a receiver, receiver, receiving circuit, etc., and the sending unit may be called a transmitter, transmitter, or transmitting circuit, etc.

The terminal device shown in FIG. 9 may perform the actions performed by the terminal device in the foregoing

methods

200, 300, 400, or 500. Here, to avoid redundant description, detailed description thereof is omitted.

It should be understood that, in the embodiment of the present application, the processor may be a central processing unit (central processing unit, CPU), and the processor may also be other general-purpose processors, digital signal processors (digital signal processors, DSPs), application specific integrated circuits (application specific integrated circuits, ASICs), off-the-shelf programmable gate arrays (field programmable gate arrays, FPGAs) or other programmable logic devices, discrete gates or transistor logic devices , discrete hardware components, etc. A general-purpose processor may be a microprocessor, or the processor may be any conventional processor, or the like.

It should also be understood that the memory in the embodiments of the present application may be a volatile memory or a nonvolatile memory, or may include both volatile and nonvolatile memories. Wherein, the non-volatile memory may be read-only memory (read-only memory, ROM), programmable read-only memory (programmable ROM, PROM), erasable programmable read-only memory (erasable PROM, EPROM), electrically erasable programmable read-only memory (electrically EPROM, EEPROM) or flash memory. Volatile memory can be random access memory (RAM), which acts as external cache memory. By way of illustration and not limitation, many forms of random access memory (RAM) are available such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (double data rate SDRAM, DDR SDRAM), enhanced synchronous dynamic random access memory (enhance d SDRAM, ESDRAM), synchronous connection dynamic random access memory (synchlink DRAM, SLDRAM) and direct memory bus random access memory (direct rambus RAM, DR RAM).

Those skilled in the art can appreciate that the units and algorithm steps of the examples described in conjunction with the embodiments disclosed herein can be implemented by electronic hardware, or a combination of computer software and electronic hardware. Whether these functions are executed by hardware or software depends on the specific application and design constraints of the technical solution. Skilled artisans may use different methods to implement the described functions for each specific application, but such implementation should not be regarded as exceeding the scope of the present application.

Those skilled in the art can clearly understand that for the convenience and brevity of the description, the specific working process of the above-described system, device and unit can refer to the corresponding process in the foregoing method embodiment, which will not be repeated here.

In the several embodiments provided in this application, it should be understood that the disclosed systems, devices and methods may be implemented in other ways. For example, the device embodiments described above are only illustrative. For example, the division of the units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components may be combined or integrated into another system, or some features may be ignored or not implemented. In another point, the mutual coupling or direct coupling or communication connection shown or discussed may be through some interfaces, and the indirect coupling or communication connection of devices or units may be in electrical, mechanical or other forms.

The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or may be distributed to multiple network units. Part or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, each unit may exist separately physically, or two or more units may be integrated into one unit.

If the functions described above are realized in the form of software function units and sold or used as independent products, they can be stored in a computer-readable storage medium. Based on such an understanding, the technical solution of the present application can be embodied in the form of a software product in essence or the part that contributes to the prior art or a part of the technical solution. The computer software product is stored in a storage medium and includes several instructions to make a computer device (which can be a personal computer, a server, or a network device, etc.) execute all or part of the steps of the method described in each embodiment of the application. The aforementioned storage medium includes: various media that can store program codes such as U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk.

The above is only a specific embodiment of the application, but the scope of protection of the application is not limited thereto. Anyone skilled in the art within the scope of the technology disclosed in this application can easily think of changes or replacements, which should be covered within the scope of protection of the application. Therefore, the protection scope of the present application should be determined by the protection scope of the claims.

Claims

A method for obtaining contract information, characterized by comprising:

The terminal device acquires first information, where the first information is used to indicate at least one first public network that supports the terminal device to perform online subscription and acquire subscription information;

The terminal device accesses the target first public network according to the first information, and executes an online subscription through the target first public network to obtain subscription information.
The method according to claim 1, wherein the acquiring the first information by the terminal device comprises:

The terminal device receives the first information broadcast by the first public network.
The method according to claim 1 or 2, wherein the acquiring the first information by the terminal device comprises:

The terminal device receives the first information through a second public network, where the second public network includes a home public network of the terminal device.
The method according to any one of claims 1 to 3, wherein the acquiring the first information by the terminal device includes:

The terminal device acquires the first information from configuration information.
According to the method according to any one of claims 1 to 4, when there are multiple first public networks, the terminal device accessing the target first public network according to the first information includes:

The terminal device acquires priority information, where the priority information is used to indicate the priorities of multiple first public networks;

The terminal device accesses the target first public network according to the first information and the priority information.
The method according to any one of claims 1 to 5, wherein before the terminal device accesses the target first public network, the method further comprises:

The terminal device fails to obtain subscription information through the third public network, and selects the first public network in an idle state, and the third public network does not support the terminal device to perform online subscription to obtain subscription information.
A method for obtaining contract information, characterized by comprising:

The network device acquires first information, where the first information is used to indicate at least one first public network that supports the terminal device to perform online subscription to obtain subscription information, and the subscription information is used for the terminal device to access an independent non-public network;

The network device sends first information.
The method according to claim 7, wherein the sending the first information comprises:

The first information is sent by broadcasting, and the network device is a network device of the first public network.
The method according to claim 7 or 8, wherein the sending of the first information comprises:

The first information is sent through a second public network, where the second public network includes a home public network of the terminal device, and the network device is a device of the second public network.
According to the method according to any one of claims 7 to 9, when there are multiple first public networks, the method further includes:

The network device acquires priority information, where the priority information is used to indicate the priorities of multiple first public networks;

The network device sends the priority information to the terminal device.
A terminal device, characterized in that it includes:

A transceiving unit, the transceiving unit is used to obtain first information, and the first information is used to indicate at least one first public network that supports the terminal device to perform online subscription and obtain subscription information;

A processing unit, the processing unit is used for the terminal device to access the target first public network according to the first information, and execute an online subscription through the target first public network to obtain subscription information.
The device according to claim 11, wherein the acquisition of the first information by the terminal device comprises:

The transceiver unit receives the first information broadcast by the first public network.
The device according to claim 11 or 12, wherein the acquisition of the first information by the terminal device comprises:

The transceiver unit receives the first information through a second public network, and the second public network includes a home public network of the terminal device.
The device according to any one of claims 11 to 13, wherein the acquisition of the first information by the terminal device includes:

The transceiving unit acquires the first information from configuration information.
According to the device according to any one of claims 11 to 14, when there are multiple first public networks, the transceiving unit is further configured to receive priority information, and the priority information is used to indicate the priority of multiple first public networks; and

The processing unit is further configured to access the target first public network according to the first information and the priority information.
The device according to any one of claims 11 to 15, wherein before the terminal device accesses the target first public network, the processing unit is further configured to:

When the terminal device fails to obtain subscription information through the third public network, the selection of the first public network is performed in an idle state, and the third public network does not support the terminal device to perform online subscription to obtain subscription information.
A network device, characterized in that it includes a transceiver unit for:

Acquiring first information, where the first information is used to indicate at least one first public network that supports the terminal device to perform online subscription and obtain subscription information;

Send the first message.
The device according to claim 17, wherein the sending the first information comprises:

The transceiver unit sends the first information by broadcasting, and the network device is a network device of the first public network.
The device according to claim 17 or 18, wherein the sending the first information comprises:

The transceiving unit sends the first information through a second public network, the second public network includes a home public network of the terminal device, and the network device is a device of the second public network.
According to the device according to any one of claims 17 to 19, when there are multiple first public networks, the transceiver unit is further configured to:

Obtain and send priority information, where the priority information is used to indicate the priorities of multiple first public networks.
A communication device, characterized in that it includes: a processor and an interface circuit, the interface circuit is used to receive signals from other communication devices other than the communication device and transmit them to the processor or send signals from the processor to other communication devices other than the communication device, and the processor is used to implement the method according to any one of claims 1 to 5 through a logic circuit or executing code instructions.
A communication device, characterized in that it includes a processor and an interface circuit, the interface circuit is used to receive signals from other communication devices other than the communication device and transmit them to the processor or send signals from the processor to other communication devices other than the communication device, and the processor is used to implement the method according to any one of claims 6 to 10 through a logic circuit or by executing code instructions.
A chip, characterized in that it includes: a processor, configured to call and run a computer program from a memory, so that a terminal device equipped with the chip executes the method according to any one of claims 1 to 5, and/or enables a terminal device equipped with the chip to perform the method according to any one of claims 6 to 10.
A computer program, characterized in that, when the computer program is executed by a communication device, the method according to any one of claims 1 to 10 is realized.
A computer-readable storage medium, comprising:

A computer program is stored on the computer-readable storage medium, and when the computer program is run, the computer is made to execute the method according to any one of claims 1 to 5; or the computer is made to execute the method according to any one of claims 6 to 10.
A communication system, comprising the communication device according to any one of claims 11-20.