WO2022148141A1

WO2022148141A1 - Method, apparatus, and system for implementing servitization of short message service center alert information

Info

Publication number: WO2022148141A1
Application number: PCT/CN2021/131440
Authority: WO
Inventors: 刘柳; 龙彪; 孙悦; 刘佳一凡
Original assignee: 中国电信股份有限公司
Priority date: 2021-01-06
Filing date: 2021-11-18
Publication date: 2022-07-14
Also published as: CN114727240A

Abstract

The present disclosure provides a method, apparatus, and system for implementing servitization of short message service center alert information. The method for implementing servitization of short message service center alert information comprises: when transmission of a short message fails, querying, from a network repository function (NRF) entity, a unified data management (UDM) entity capable of providing a short message alert information service; sending to the UDM entity a subscription request for subscribing to the short message alert information service; and after receiving short message alert information sent by the UDM entity, sending the short message alert information to a short message service center (SC), so that the SC sends the short message to a corresponding short message receiving terminal.

Description

Short message service center reminder information service realization method, device and system

CROSS-REFERENCE TO RELATED APPLICATIONS

This application is based on the CN application number 202110012656.5 and the filing date is January 6, 2021, and claims its priority. The disclosure content of this CN application is hereby incorporated into this application as a whole.

technical field

The present disclosure relates to the field of mobile communications, and in particular, to a method, device and system for realizing the service of reminder information in a short message service center.

Background technique

In the 5G (the Fifth Generation, fifth-generation mobile communication system) system, if the NAS (Network Access Server, network access server) short message is not successfully sent, the receiving terminal can be used by the PLMN (Public Land Mobile Network) , public land mobile network) after identification (due to factors such as the change of the location of the receiving terminal or the modification of the contract data of the UE receiving terminal), the short message can be resent. In this case, UDM (Unified Data Management) entity will send SMS (Short Message Service, Short Message Service)-GMSC (Gateway Mobile Switching Center, Gateway Mobile Switching Center)/IWMSC (Interworking MSC for Short Message Service) , Interconnected Mobile Switching Center) to send short message service center alert information (Alert SC), and the SMS-GMSC/IWMSC forwards it to the corresponding SC (Service Center, short message service center) to indicate that the short message can be resent.

SUMMARY OF THE INVENTION

According to a first aspect of the embodiments of the present disclosure, there is provided a method for realizing reminder information service by a short message service center, which is executed by a short message interoperability exchange center, including: in the case of a short message transmission failure, from the network warehouse function NRF entity Querying a unified data management UDM entity capable of providing short message reminder information services; sending a subscription request for subscribing to the short message reminder information service to the UDM entity; after receiving the short message reminder information sent by the UDM entity, Send the short message reminder information to the short message service center SC, so that the SC sends the short message to the corresponding short message receiving terminal.

In some embodiments, the network element information of the UDM entity capable of providing the short message alert information service is queried from the NRF entity according to at least one of SUPI, SUCI, MSISDN, GPSI, or an SC address, wherein The network element information includes the IP address or FQDN address of the UDM entity.

In some embodiments, in the process of subscribing the short message reminder information service to the UDM, a callback IP address or FQDN address is sent to the UDM.

In some embodiments, the short message interoperability switching center and the UDM entity interact through a service interface.

In some embodiments, the UDM entity will be able to provide a short message reminder information service to register with the NRF entity during the process of network element registration.

According to a second aspect of the embodiments of the present disclosure, there is provided a short message interoperable exchange center, comprising: a query module configured to query from a network warehouse function NRF entity for providing short message reminder information in the case of a short message transmission failure The unified data management UDM entity of the service; the subscription module is configured to send a subscription request for subscribing to the short message reminder information service to the UDM entity; the communication module is configured to receive the short message sent by the UDM entity. After the message reminder information is obtained, the short message reminder information is sent to the short message service center SC, so that the SC sends the short message to the corresponding short message receiving terminal.

In some embodiments, the query module is configured to query the UDM entity capable of providing the short message alert information service from the NRF entity according to at least one of SUPI, SUCI, MSISDN, GPSI, or SC address. Network element information, wherein the network element information includes the IP address or FQDN address of the UDM entity.

In some embodiments, the subscription module is configured to send a callback IP address or FQDN address to the UDM during the process of subscribing the short message reminder information service to the UDM.

In some embodiments, the subscription module and the UDM entity interact through a service-oriented interface; the communication module and the UDM entity interact through a service-oriented interface.

According to a third aspect of embodiments of the present disclosure, there is provided a server, comprising: a memory configured to store instructions; a processor coupled to the memory, the processor configured to execute the instructions stored in the memory to implement any of the foregoing embodiments the method described.

According to a fourth aspect of the embodiments of the present disclosure, there is provided a method and system for realizing the service of reminder information of a short message service center, including: the short message interoperability exchange center according to any of the above embodiments; a network warehouse function NRF entity, which is is configured to provide a unified data management UDM entity capable of providing short message reminder information services to the short message interoperability switching center; the access and mobility management function AMF entity is configured to The prompt information is sent to the UDM entity; the UDM entity is configured to send the short message prompt information to the short message service center SC after receiving the prompt information; the SC is configured to receive the prompt information. After the short message reminder information is received, the short message is sent to the short message receiving terminal.

In some embodiments, the UDM sends the short message reminder information to the short message service center according to the callback IP address or FQDN address.

In some embodiments, the UDM entity is configured to register with the NRF entity a service that can provide short message reminder information during the process of network element registration.

In some embodiments, the short message interoperability switching center is a short message gateway mobile switching center SMS-GMSC or a short message interoperability mobile switching center SMS-IWMSC.

According to a fifth aspect of the embodiments of the present disclosure, a computer-readable storage medium is provided, wherein the computer-readable storage medium stores computer instructions, and when the instructions are executed by a processor, implement the method according to any of the foregoing embodiments.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the present disclosure with reference to the accompanying drawings.

Description of drawings

In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present disclosure, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

FIG. 1 is a schematic flowchart of a method for realizing service of reminder information in a short message service center according to an embodiment of the present disclosure;

2 is a schematic structural diagram of a short message interoperability switching center according to an embodiment of the disclosure;

3 is a schematic structural diagram of a short message interoperability switching center according to another embodiment of the disclosure;

FIG. 4 is a schematic structural diagram of a system for realizing the service of reminder information of a short message service center according to an embodiment of the present disclosure;

FIG. 5 is a schematic flowchart of a method for realizing service of reminder information in a short message service center according to another embodiment of the present disclosure.

Detailed ways

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments are only a part of the embodiments of the present disclosure, but not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the disclosure, its application or uses in any way. Based on the embodiments in the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present disclosure.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present disclosure unless specifically stated otherwise.

Meanwhile, it should be understood that, for the convenience of description, the dimensions of various parts shown in the accompanying drawings are not drawn in an actual proportional relationship.

Techniques, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods, and devices should be considered part of the authorized description.

In all examples shown and discussed herein, any specific value should be construed as illustrative only and not as limiting. Accordingly, other examples of exemplary embodiments may have different values.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further discussion in subsequent figures.

The inventor found through research that in the current SMS over NAS architecture, the SMSF (Short Message Service Function) entity and the UDM entity cannot communicate with the IP-SM-GW (IP-Short Message-Gateway, IP Short Message Gateway). ), SMS router or SMS-GMSC/IWMSC open service-oriented interface, which makes it necessary to send short messages through traditional MAP (Mobile Application Part, mobile application part) or Diameter protocol between these network functions, which cannot be within the range of 5G. The whole process of short messages is realized, thereby reducing the flexibility of network deployment, and at the same time, there will be security issues related to the MAP protocol and the Diameter protocol when roaming across PLMNs.

Accordingly, the present disclosure provides an implementation solution for the service of reminder information of a short message service center, which can effectively realize the whole process of service of short messages within the 5G range.

FIG. 1 is a schematic flow chart of a method for realizing service of reminder information in a short message service center according to an embodiment of the present disclosure. In some embodiments, the following short message service center reminder information service realization method process is performed by the short message interoperability exchange center.

In step 101, in the case that the short message transmission fails, the NRF (Network Repository Function) entity is queried for a UDM entity that can provide a short message alert information service (eg Nudm_AlertSCNotify service).

In some embodiments, according to SUPI (Subscription Permanent Identifier, User Permanent Identifier), SUCI (Subscription Concealed Identifier User Concealed Identifier), MSISDN (Mobile Station International Integrated Service Digital Network Number, Mobile Station International Integrated Services Digital Network Number), At least one of GPSI (Generic Public Subscription Identifier, Unified Public User Identifier), or SC (Short Message Service Center (SC) address, query the NRF entity for the UDM entity that can provide the short message reminder information service. Network element information, where the network element information includes the IP address or FQDN (Fully Qualified Domain Name, fully qualified domain name) address of the UDM entity.

In step 102, a subscription request for subscribing to the short message reminder information service is sent to the UDM entity.

In some embodiments, the callback IP address or FQDN address is sent to the UDM during the process of subscribing the short message reminder information service to the UDM.

In some embodiments, the short message interoperability clearinghouse and the UDM entity interact through a servitization interface.

In step 103, after receiving the short message alert information (Alert SC) sent by the UDM entity, the short message alert information is sent to the short message service center SC, so that the SC sends the short message to the corresponding short message receiving terminal.

It should be noted here that, in the process of registering network elements, the UDM entity will be able to provide a short message reminder information service to register with the NRF entity.

After receiving the indication information sent by the AMF (Access and Mobility Management Function, access and mobility management) entity to indicate that the short message receiving terminal is re-reachable, the UDM entity sends the corresponding short message alert information (Alert SC) To the Short Message Interoperability Clearinghouse.

In the method for realizing the alert information service of the short message service center provided by the above embodiments of the present application, the short message interoperation exchange center subscribes the short message alert information service to the appropriate UDM entity through the service interface after the short message sending fails, so as to When the short message receiving terminal is reachable again, the short message service center is notified in time, so as to effectively realize the full service of short messages within the 5G range.

FIG. 2 is a schematic structural diagram of a short message interoperation switching center according to an embodiment of the present disclosure. As shown in FIG. 2 , the short message interoperability exchange center includes a query module 21 , a subscription module 22 and a communication module 23 .

The query module 21 is configured to query the UDM entity capable of providing the short message reminder information service from the NRF entity when the short message transmission fails.

In some embodiments, the query module 21 queries the network element information of the UDM entity capable of providing the short message reminder information service from the NRF entity according to at least one of SUPI, SUCI, MSISDN, GPSI, or SC address, wherein the The network element information includes the IP address or FQDN address of the UDM entity.

The subscription module 22 is configured to send a subscription request for subscribing to the short message reminder information service to the UDM entity.

In some embodiments, the subscription module 22 is configured to send the callback IP address or FQDN address to the UDM during the process of subscribing the short message reminder information service to the UDM.

In some embodiments, subscription module 22 and UDM entities interact through a service-oriented interface.

The communication module 23 is configured to, after receiving the short message alert information (Alert SC) sent by the UDM entity, send the short message alert information to the SC, so that the SC sends the short message to the corresponding short message receiving terminal.

In some embodiments, the communication module 23 and the UDM entity interact through a service-oriented interface.

After receiving the indication information sent by the AMF entity to indicate that the short message receiving terminal is re-reachable, the UDM entity sends the corresponding short message alert information (Alert SC) to the short message interoperability switching center.

In the short message interoperability exchange center provided by the above-mentioned embodiments of the present application, after the short message sending fails, the short message interoperability exchange center subscribes the short message reminder information service to the appropriate UDM entity through the service interface, so as to receive the short message when the short message is received. When the terminal is reachable again, the short message service center will be notified in time, so as to effectively realize the full service of short messages within the 5G range.

FIG. 3 is a schematic structural diagram of a short message interoperability switching center according to another embodiment of the present disclosure. As shown in FIG. 3 , the short message interoperation switching center includes a memory 31 and a processor 32 .

A memory 31 is used to store instructions, and a processor 32 is coupled to the memory 31, and the processor 32 is configured to implement a method as referred to in any of the embodiments of FIG. 1 based on the execution of the instructions stored in the memory.

As shown in FIG. 3 , the short message interoperability exchange center further includes a communication interface 33 for exchanging information with other devices. At the same time, the short message interoperability exchange center also includes a bus 34 , and the processor 32 , the communication interface 33 , and the memory 31 communicate with each other through the bus 34 .

The memory 31 may include high-speed RAM memory, and may also include non-volatile memory, such as at least one disk memory. The memory 31 may also be a memory array. The storage 31 may also be divided into blocks, and the blocks may be combined into virtual volumes according to certain rules.

Additionally, the processor 32 may be a central processing unit (CPU), or may be an application specific integrated circuit (ASIC), or one or more integrated circuits configured to implement embodiments of the present disclosure.

The present disclosure also relates to a computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions, and the instructions are executed by a processor to implement the method involved in any of the embodiments in FIG. 1 .

FIG. 4 is a schematic structural diagram of a system for realizing the service of reminder information of a short message service center according to an embodiment of the present disclosure. As shown in Figure 4, the short message service center reminder information service realization system includes short message interoperability exchange center 41, NRF entity 42, UDM entity 43, AMF entity 44 and SC 45.

The short message interoperability switching center 41 is the short message interoperability switching center involved in any of the embodiments in FIG. 2 or FIG. 3 . In some embodiments, the short message interoperability switching center 41 is an SMS-GMSC or an SMS-IWMSC.

The NRF entity 42 is configured to provide the short message interoperability switching center 41 with the information of the UDM entity 43 capable of providing the short message reminder information service.

The AMF entity 44 is configured to send notification information to the UDM entity 43 in the case that the short message receiving terminal is re-reachable.

The UDM entity 43 is configured to send the short message reminder information to the SC 45 after receiving the reminder information.

The SC 45 is configured to send the short message to the short message receiving terminal after receiving the short message reminder information.

In some embodiments, UDM entity 43 is configured to send short message alert information to SC 45 according to the callback IP address or FQDN address.

In some embodiments, the short message interoperability switching center 41 and the UDM entity 43 interact through a service-oriented interface.

In some embodiments, the UDM entity 43 is configured to register with the NRF entity 42 a service capable of providing short message reminder information during the process of network element registration.

In step 501, the UDM entity will be able to provide the Nudm_AlertSCNotify service for registration in the NRF entity 42 during the process of network element registration.

In step 502, the short message interoperability switching center detects that the short message transmission fails.

In some embodiments, the short message interoperability switching center is SMS-GMSC or SMS-IWMSC.

In step 503, the short message interoperation switching center queries the NRF entity for the UDM entity that can provide the Nudm_AlertSCNotify service.

In step 504, the short message interoperation switching center subscribes the Nudm_AlertSCNotify service to the UDM entity.

In step 505, the AMF entity sends indication information to the UDM entity when the short message receiving terminal is re-reachable.

In step 506, after receiving the indication information sent by the AMF entity, the UDM entity sends the Alert SC information to the short message interoperability switching center.

In step 507, the short message interoperation switching center sends the Alert SC information to the SC, so that the SC sends the short message to the corresponding short message receiving terminal.

By implementing the above-mentioned embodiments of the present disclosure, the short message service center can be notified in time when the short message receiving terminal is re-reachable, thereby effectively realizing the full service of short messages within the 5G range.

In some embodiments, the functional units described above may be implemented as general-purpose processors, programmable logic controllers (Programmable Logic Controller, PLC for short), digital signal processors (Digital Signal Processors) for performing the functions described in the present disclosure Signal Processor (referred to as: DSP), Application Specific Integrated Circuit (referred to as: ASIC), Field-Programmable Gate Array (referred to as: FPGA) or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components, or any suitable combination thereof.

Those of ordinary skill in the art can understand that all or part of the steps of implementing the above embodiments can be completed by hardware, or can be completed by instructing relevant hardware through a program, and the program can be stored in a computer-readable storage medium. The storage medium mentioned may be a read-only memory, a magnetic disk or an optical disk, etc.

The description of the present disclosure has been presented for purposes of example and description, and is not intended to be exhaustive or to limit the disclosure to the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to better 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.

Claims

A short message service center reminder information service realization method, executed by a short message interoperability exchange center, includes:

In the case of short message transmission failure, query the unified data management UDM entity that can provide short message reminder information service from the network warehouse function NRF entity;

sending a subscription request for subscribing to a short message reminder information service to the UDM entity;

After receiving the short message reminder information sent by the UDM entity, the short message reminder information is sent to the short message service center SC, so that the SC sends the short message to the corresponding short message receiving terminal.
The method according to claim 1, wherein querying the UDM entity capable of providing short message reminder information service from the NRF entity comprises:

According to at least one of SUPI, SUCI, MSISDN, GPSI, or SC address, query the network element information of the UDM entity capable of providing the short message reminder information service from the NRF entity, wherein the network element information contains Including the IP address or FQDN address of the UDM entity.
The method of claim 2, further comprising:

In the process of subscribing the short message reminder information service to the UDM, the callback IP address or FQDN address is sent to the UDM.
The method of claim 1, wherein:

The short message interoperation switching center and the UDM entity interact through a service interface.
The method of any one of claims 1-4, wherein:

During the process of network element registration, the UDM entity will be able to provide a short message reminder information service to register with the NRF entity.
A short message interoperable exchange center, comprising:

The query module is configured to query the unified data management UDM entity that can provide the short message reminder information service from the network warehouse function NRF entity when the short message transmission fails;

a subscription module, configured to send a subscription request for subscribing to a short message reminder information service to the UDM entity;

The communication module is configured to send the short message reminder information to the short message service center SC after receiving the short message reminder information sent by the UDM entity, so that the SC sends the short message to the corresponding The short message receiving terminal.
The short message interoperability switching center according to claim 6, wherein:

The query module is configured to query the network element information of the UDM entity capable of providing the short message reminder information service from the NRF entity according to at least one of SUPI, SUCI, MSISDN, GPSI, or an SC address, wherein the The network element information includes the IP address or FQDN address of the UDM entity.
The short message interoperability switching center according to claim 7, wherein:

The subscription module is configured to send the callback IP address or FQDN address to the UDM during the process of subscribing the short message reminder information service to the UDM.
The short message interoperability switching center according to claim 6, wherein:

The subscription module and the UDM entity interact through a service interface;

The communication module and the UDM entity interact through a service interface.
The short message interoperability switching center according to any one of claims 6-9, wherein:

During the process of network element registration, the UDM entity will be able to provide a short message reminder information service to register with the NRF entity.
A short message interoperable exchange center, comprising:

a memory configured to store instructions;

A processor, coupled to the memory, configured to implement the method of any of claims 1-5 based on execution of instructions stored in the memory.
A short message service center reminder information service realization method system, comprising:

The short message interoperability switching center according to any one of claims 6-11;

A network warehouse function NRF entity, configured to provide the short message interoperability switching center with a unified data management UDM entity capable of providing short message reminder information services;

an access and mobility management function AMF entity, configured to send a prompt message to the UDM entity when the short message receiving terminal is re-reachable;

The UDM entity is configured to send the short message reminder information to the short message service center SC after receiving the reminder information;

The SC is configured to send the short message to the short message receiving terminal after receiving the short message reminder information.
The system of claim 12, wherein:

The UDM entity is configured to send the short message reminder information to the short message service center SC according to the callback IP address or the FQDN address.
The system of claim 12, wherein:

The short message interoperation switching center and the UDM entity interact through a service interface.
The system of claim 12, wherein:

The UDM entity is configured to register with the NRF entity during the process of network element registration, a service that can provide short message reminder information.
The system of any of claims 12-15, wherein:

The short message interoperability switching center is the short message gateway mobile switching center SMS-GMSC or the short message interconnection mobile switching center SMS-IWMSC.
A computer-readable storage medium, wherein the computer-readable storage medium stores computer instructions, which when executed by a processor implement the method according to any one of claims 1-5.