WO2023226524A1

WO2023226524A1 - Voice call method, base station, customer-premises equipment, and storage medium

Info

Publication number: WO2023226524A1
Application number: PCT/CN2023/080824
Authority: WO
Inventors: 屈萌嘉; 李晓锋; 李翠
Original assignee: 中兴通讯股份有限公司
Priority date: 2022-05-23
Filing date: 2023-03-10
Publication date: 2023-11-30
Also published as: CN117156404A

Abstract

The present application discloses a voice call method, a base station, a customer-premises equipment, and a storage medium. The customer-premises equipment sends call request signaling and auxiliary signaling to the base station, and the base station makes a voice call to a called terminal according to the call request signaling and the auxiliary signaling. The method comprises: receiving call request signaling and auxiliary signaling sent by a customer-premises equipment, the call request signaling being used for instructing a calling terminal to send a call request to a called terminal, the auxiliary signaling comprising voice service capability information and identity identification information of the calling terminal, the voice service capability information being used for indicating a voice service support capability of the calling terminal, and the identity identification information being used for identifying the identity of the calling terminal; and making a voice call to the called terminal according to the call request signaling and the auxiliary signaling.

Description

Voice call method, base station, customer front-end equipment and storage medium

Cross-references to related applications

This application is filed based on the Chinese patent application with application number 202210561297.3 and the filing date is May 23, 2022, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated into this application as a reference.

Technical field

Embodiments of the present application relate to, but are not limited to, the field of communications, and in particular, to a voice calling method, a base station, a customer front-end device, and a storage medium.

Background technique

With the continuous acceleration of 5G (5th Generation Mobile Communication Technology, fifth-generation mobile communication technology) network construction, voice solutions are gradually evolving to VoNR (Voice Over New Radio, 5G phone). Since the VoNR protocol stack runs in the ODU (Outdoor unit) , outdoor unit) side, and SLIC (Subscriber Line Interface Circuit) is located on the IDU (Indoor unit) side. Therefore, how to solve the interaction problem between IDU and ODU to better realize the VoNR voice call function has become Technical problems that need to be solved urgently.

Contents of the invention

The following is an overview of the topics described in detail in this article. This summary is not intended to limit the scope of the claims.

Embodiments of the present application provide a voice calling method, a base station, customer front-end equipment, and a storage medium.

In the first aspect, embodiments of the present application provide a voice call method, which is applied to a base station. The method includes: receiving call request signaling and auxiliary signaling sent by a customer front-end device, where the call request signaling is used to indicate The calling terminal sends a call request to the called terminal. The auxiliary signaling includes voice service capability information and identity identification information of the calling terminal. The voice service capability information is used to indicate the voice service of the calling terminal. The identity identification information is used to identify the identity of the calling terminal; a voice call is made to the called terminal according to the call request signaling and the auxiliary signaling.

In the second aspect, embodiments of the present application provide a voice call method, which is applied to customer front-end equipment. The method includes: sending call request signaling and auxiliary signaling to a base station, so that the base station can respond to the call request. signaling and the auxiliary signaling to make a voice call to the called terminal, wherein the call request signaling is used to instruct the calling terminal to send a call request to the called terminal, and the auxiliary signaling includes the calling terminal Voice service capability information and identity identification information, the voice service capability information is used to indicate the voice service support capability of the calling terminal, and the identity identification information is used to identify the identity of the calling terminal.

In a third aspect, embodiments of the present application provide a base station, including: a memory, a processor, and a computer program stored in the memory and executable on the processor. When the processor executes the computer program, the above is implemented. The voice calling method described in the first aspect.

In the fourth aspect, embodiments of the present application provide a customer front-end device, including: a memory, a processor, and a computer program stored in the memory and executable on the processor. When the processor executes the computer program , implemented as above The voice calling method described in the second aspect.

In a fifth aspect, embodiments of the present application provide a computer-readable storage medium that stores a computer-executable program. The computer-executable program is used to cause a computer to execute the method described in the first aspect. A voice call method, or a voice call method as described in the second aspect above.

Additional features and advantages of the application will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the application. The objectives and other advantages of the application may be realized and obtained by the structure particularly pointed out in the specification, claims and appended drawings.

Description of the drawings

The drawings are used to provide a further understanding of the technical solution of the present application and constitute a part of the specification. They are used to explain the technical solution of the present application together with the embodiments of the present application and do not constitute a limitation of the technical solution of the present application.

Figure 1 is a flow chart of a voice call method provided by an embodiment of the present application (base station side);

Figure 2 is a functional block diagram of an indoor unit and an outdoor unit provided by an embodiment of the present application;

Figure 3 is a voice implementation flow chart provided by an embodiment of the present application;

Figure 4 is a flow chart of a voice call method provided by an embodiment of the present application (customer front-end equipment side);

Figure 5 is a schematic structural diagram of a base station provided by an embodiment of the present application;

Figure 6 is a schematic structural diagram of a customer front-end device provided by an embodiment of the present application.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present application and are not used to limit the present application.

It should be understood that in the description of the embodiments of this application, the meaning of multiple (or multiple items) is two or more. Greater than, less than, exceeding, etc. are understood to exclude the number, and above, below, within, etc. are understood to include the number. If there are descriptions of "first", "second", etc., they are only used for the purpose of distinguishing technical features and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the indicated technical features. The sequence relationship of technical features.

Embodiments of the present application provide a voice calling method, a base station, customer front-end equipment and a storage medium. By introducing the customer front-end equipment, the customer front-end equipment sends call request signaling and auxiliary signaling to the base station. The base station responds to the call request signal. and auxiliary signaling to make a voice call to the called terminal. The call request signaling is used to instruct the calling terminal to send a call request to the called terminal. The auxiliary signaling includes the voice service capability information and identity identification information of the calling terminal. , the voice service capability information is used to indicate the voice service support capability of the calling terminal, and the identity identification information is used to identify the identity of the calling terminal. It can be seen that the customer front-end equipment sends call request signaling and auxiliary signaling to the base station, and the base station makes a voice call to the called terminal based on the call request signaling and auxiliary signaling. Based on this, the customer front-end equipment itself can implement the previous indoor unit The function of information exchange with the outdoor unit and communication connection with the base station allows the customer's front-end equipment as a whole to be flexibly moved and deployed more flexibly, and can achieve 5G signal coverage in the entire domain (home, enterprise and industry). Enable indoor terminal equipment to operate in a 5G network environment to achieve stable VoNR voice functions.

As shown in Figure 1, Figure 1 is a flow chart of a voice calling method provided by an embodiment of the present application. The voice call method is applied to the base station. The voice call method includes but is not limited to the following steps:

S101. Receive call request signaling and auxiliary signaling sent by the customer's front-end equipment. The call request signaling is used to indicate the calling party. The terminal sends a call request to the called terminal. The auxiliary signaling includes the voice service capability information and identity identification information of the calling terminal. The voice service capability information is used to indicate the voice service support capabilities of the calling terminal. The identity identification information is used to identify The identity of the calling terminal.

S102: Make a voice call to the called terminal according to the call request signaling and auxiliary signaling.

In an exemplary embodiment, the customer front-end equipment can be used as a separate whole, or can include an indoor unit and an outdoor unit. The indoor unit and the outdoor unit can be connected through the same network communication. For example, as shown in Figure 2, indoor The machine 100 and the outdoor unit 200 can interact with each other by connecting to the same WiFi (Wireless Fidelity, Wireless Fidelity) network and using sockets for communication. The information exchange includes the interaction of control signaling and PCM (Pulse Code Modulation). , pulse code modulation) voice data transmission and reception, control signaling includes but is not limited to call request signaling and auxiliary signaling. And the WLAN (Wireless Local Area Networks, wireless LAN) mechanism not only ensures the delay in sending and receiving PCM data between the indoor unit 100 and the outdoor unit 200, but also provides a wireless connection between the indoor unit 100 and the outdoor unit 200. This makes the movement of the indoor unit 100 and the outdoor unit 200 more flexible, thereby solving the error correction mechanism caused by abnormal disconnection of the indoor unit 100 and the outdoor unit 200, and realizing a stable and reliable integrated product of the indoor unit 100 and the outdoor unit 200 based on the WiFi network. VoNR voice function.

In an exemplary embodiment, the base station receives call request signaling and auxiliary signaling sent by the outdoor unit, where the auxiliary signaling is generated by the indoor unit based on the voice service capability information and identity identification information of the calling terminal.

In an exemplary embodiment, the calling terminal and the called terminal may be telephone sets, that is, fixed telephone sets. Different from mobile phone terminals, this application can provide 5GVoNR voice call services for phone terminals. The calling phone connects to the 5G base station through the customer's front-end equipment and initiates a VoNR voice call to the called phone, so that 5GVoNR voice services can be performed in the phone scenario.

In an exemplary embodiment, since users have higher requirements for voice service connection delay and call quality, in the 5G network, the priority of VoNR voice call service is usually higher than that of other services. Users have higher requirements for VoNR voice call service. The perception of the voice call service is also the most intuitive. The outdoor unit can wirelessly receive 5G signals from the operator's base station and complete frequency conversion and amplification of the signal to obtain a strong enough signal. The connection between indoor and outdoor units can achieve 5G signal coverage in all areas (homes, enterprises, and industries), empowering indoor terminal equipment to operate in a 5G network environment, and achieving stable VoNR voice functions.

In an exemplary embodiment, the customer front-end equipment may include an indoor unit and an outdoor unit. The indoor unit and the outdoor unit may be connected through the same network communication. The customer front-end equipment sends call request signaling and auxiliary signaling to the base station. The base station Make a voice call to the called terminal according to the call request signaling and auxiliary signaling. The call request signaling is used to instruct the calling terminal to send a call request to the called terminal. The auxiliary signaling includes the voice service capability information of the calling terminal. and identity identification information. The voice service capability information is used to indicate the voice service support capability of the calling terminal, and the identity identification information is used to identify the identity of the calling terminal. It can be seen that the indoor unit and the outdoor unit are connected through wireless communication on the same network, and the indoor unit and the outdoor unit are combined to form the customer's front-end equipment. Since the indoor unit and the outdoor unit exchange information on the same network, it is convenient for the interaction of control signaling and voice data. Transmit and receive, and then send call request signaling and auxiliary signaling to the base station through the customer front-end equipment. The base station makes a voice call to the called terminal based on the call request signaling and auxiliary signaling. Based on this, not only can the indoor unit and outdoor unit Mobility and deployment are more flexible, and can achieve full-area 5G signal coverage (home, enterprise, and industry), empowering indoor terminal devices to operate in a 5G network environment to achieve stable VoNR voice functions, thereby improving user experience and enhancing conversation quality.

In an exemplary embodiment, when the network signal is good, the calling terminal makes a 5G voice call to the called terminal, and when the network signal is poor, voice fallback processing is performed. For example, when the call request signaling supports 5G voice and the voice service capability information satisfies VoNR, a 5G voice call is made to the called terminal. When the call request signaling supports 5G voice and the voice service capability information cannot meet VoNR, the called terminal falls back to 4G for VoLTE speech. tone call. When the call request signaling supports 4G voice and the voice service capability information cannot satisfy VoLTE, the called terminal falls back to the CS domain to make a CS voice call.

In an exemplary embodiment, this application can be applied to a CPE or routing product that implements VoNR by integrating WiFi-connected indoor and outdoor units. And this application does not require a user interface.

As shown in Figure 4, Figure 4 is a flow chart of a voice calling method provided by an embodiment of the present application. Voice calls are applied to customer front-end equipment. Voice calls include but are not limited to the following steps:

S401. Send call request signaling and auxiliary signaling to the base station, so that the base station makes a voice call to the called terminal according to the call request signaling and auxiliary signaling. The call request signaling is used to instruct the calling terminal to call the called terminal. A request to make a call. The auxiliary signaling includes the voice service capability information and identity identification information of the calling terminal. The voice service capability information is used to indicate the voice service support capability of the calling terminal. The identity identification information is used to identify the identity of the calling terminal. .

In an exemplary embodiment, as shown in Figure 2, the customer front-end equipment can be used as a separate whole, or can include an indoor unit 100 and an outdoor unit 200, where the outdoor unit 200 is responsible for sending and receiving information, and is responsible for completing Frequency conversion and amplification of signals, implementation of voice call management, and responsible for VoNR/VoLTE/CS voice protocol stack. The indoor unit 100 is used for user control and can provide WiFi network and voice interface. The indoor unit 100 may include UserSpace (user space) 110, kernel (kernel) 120 and SLIC (Subscriber Line Interface Circuit) 130. Among them, UserSpace 110 provides VoNR function for users, and call request signaling supports 5G voice; kernel 120 Provide SLIC130 audio driver to realize the detection and control of SLIC130 events, recording and playback of PCM data; SLIC130 provides telephone interface function and voice digital-to-analog conversion function to realize the voice input and output function of the call.

In an exemplary embodiment, the indoor unit can generate auxiliary signaling based on the voice service capability information and identity identification information of the calling terminal, and the outdoor unit sends the call request signaling and auxiliary signaling to the base station.

In an exemplary embodiment, the customer front-end equipment can receive the requesting party uniform resource indication information and call-ID (call ID) information of the calling terminal, and determine the voice service capability information based on the requesting party unified resource indication information, and Determine the identity information based on the call-ID information.

In an exemplary embodiment, the indoor unit and the outdoor unit can be connected through the same network communication. For example, as shown in Figure 2, the indoor unit 100 and the outdoor unit 200 can exchange information by connecting to the same WiFi network, using sockets. To communicate, information exchange includes the exchange of control signaling and the sending and receiving of PCM voice data. The control signaling includes but is not limited to call request signaling and auxiliary signaling. The WLAN mechanism not only ensures the delay of PCM data transmission and reception between the indoor unit 100 and the outdoor unit 200, but also provides a wireless connection between the indoor unit 100 and the outdoor unit 200, thereby making the movement of the indoor unit and the outdoor unit more convenient. Flexible, thereby solving the error correction mechanism caused by abnormal disconnection of the indoor unit 100 and the outdoor unit 200, and realizing a stable and reliable VoNR voice function of the integrated product of the indoor unit 100 and the outdoor unit 200 based on the WiFi network. In an exemplary embodiment, the calling terminal and the called terminal may be telephone sets 300, that is, fixed telephone sets. Different from mobile phone terminals, this application can provide 5G VoNR voice call services for phone terminals. The calling phone is connected to the 5G base station 400 through the customer's front-end equipment, and initiates a VoNR voice call to the called phone, so that 5G VoNR voice services can be performed in the phone scenario.

In an exemplary embodiment, when the calling terminal sends a call request to the called terminal, the indoor unit determines whether the called terminal establishes a communication message connection with the calling terminal by calling the driver interface of the subscriber line interface circuit SLIC. When the indoor unit determines that the communication message connection between the called terminal and the calling terminal is successfully established, the indoor unit makes a 5G voice call by calling the SLIC driver interface. When the indoor unit determines that the called terminal and the calling terminal have failed to establish a communication message connection, the outdoor unit determines the synchronization status between the calling terminal and the called terminal to output a judgment result, where the judgment result includes on-hook processing. and speech fallback processing. In some embodiments, as shown in Figure 3, the voice implementation process may include but is not limited to Follow the steps below.

S1: The system installed on the indoor unit is successfully connected, and the indoor unit establishes a socket TCP communication client.

C1: After the communication client is successfully established, the phone waits for message reception.

C2: After successfully receiving the message, the indoor unit makes a judgment through the SLIC control message.

S2: After the message is successfully judged, the indoor unit further calls the SLIC driver interface to implement VoNR voice calls.

C3: The message judgment is unsuccessful, and the outdoor unit system performs status message synchronization.

S3: After the message synchronization is successful, the outdoor unit finally judges the synchronization status and further determines whether it is on-hook processing or voice fallback processing.

In an exemplary embodiment, the customer front-end equipment includes an indoor unit and an outdoor unit. The indoor unit and the outdoor unit are connected through the same network communication. The customer front-end equipment sends call request signaling and auxiliary signaling to the base station. The base station responds to the call Request signaling and auxiliary signaling make a voice call to the called terminal. The call request signaling is used to instruct the calling terminal to send a call request to the called terminal. The auxiliary signaling includes the voice service capability information and identity of the calling terminal. Identification information, the voice service capability information is used to indicate the voice service support capability of the calling terminal, and the identity identification information is used to identify the identity of the calling terminal. It can be seen that the indoor unit and the outdoor unit are connected through wireless communication on the same network, and the indoor unit and the outdoor unit are combined to form the customer's front-end equipment. Since the indoor unit and the outdoor unit exchange information on the same network, it is convenient for the interaction of control signaling and voice data. Transmit and receive, and then send call request signaling and auxiliary signaling to the base station through the customer front-end equipment. The base station makes a voice call to the called terminal based on the call request signaling and auxiliary signaling. Based on this, not only can the indoor unit and outdoor unit Mobility and deployment are more flexible, and can achieve full-area 5G signal coverage (home, enterprise, and industry), empowering indoor terminal devices to operate in a 5G network environment to achieve stable VoNR voice functions, thereby improving user experience and enhancing conversation quality.

In an exemplary embodiment, when the network signal is good, the calling terminal makes a 5G voice call to the called terminal, and when the network signal is poor, voice fallback processing is performed. For example, when the call request signaling supports 5G voice and the voice service capability information satisfies VoNR, a 5G voice call is made to the called terminal. When the call request signaling supports 5G voice and the voice service capability information cannot meet VoNR, the called terminal falls back to 4G for a VoLTE voice call. When the call request signaling supports 4G voice and the voice service capability information cannot satisfy VoLTE, the called terminal falls back to the CS domain to make a CS voice call.

It should be noted that for the core network, the core network obtains the information associated with the same terminal based on the requester's unified resource indication information and/or call-ID information carried in the call request signaling and the terminal identity information carried in the auxiliary signaling. call request signaling.

As shown in Figure 5, an embodiment of the present application also provides a base station.

In some embodiments, the base station includes: one or more processors 510 and memory 520. In Figure 5, one processor 510 and memory 520 are taken as an example. The processor 510 and the memory 520 may be connected through a bus or other means. In FIG. 5 , the connection through a bus is taken as an example.

As a non-transitory computer-readable storage medium, the memory 520 can be used to store non-transitory software programs and non-transitory computer executable programs, such as the voice calling method in the above embodiment of the present application. The processor 510 implements the above voice call method in the embodiment of the present application by running non-transient software programs and programs stored in the memory 520 .

The memory 520 may include a storage program area and a storage data area, wherein the storage program area may store an operating system and an application program required for at least one function; the storage data area may store information required to execute the voice calling method in the embodiment of the present application. Data etc. In addition, memory 520 may include high-speed random access memory 520 and may also include non-transitory memory 520 such as at least one disk memory 520 , flash memory device, or other non-transitory solid-state memory 520 . In some embodiments, the memory 520 includes memories 520 located remotely relative to the processor 510, and these remote memories 520 can be connected to the terminal through a network. Examples of the above-mentioned networks include but are not limited to the Internet, intranets, local area networks, mobile communication networks and combinations thereof.

The non-transient software programs and programs required to implement the above-mentioned voice call method in the embodiment of the present application are stored in the memory 520. When executed by one or more processors 510, the above-mentioned voice call method in the embodiment of the present application is executed. For example, by performing the above-described method steps S101 to S102 in Figure 1, the base station makes a voice call to the called terminal according to the call request signaling and the auxiliary signaling, where the call request signaling is used to instruct the calling terminal to make a call to the called terminal. The calling terminal initiates a call request. The auxiliary signaling includes the calling terminal’s voice service capability information and identity identification information. The voice service capability information is used to indicate the calling terminal’s voice service support capabilities, and the identity identification information is used to identify the calling terminal. identity of. It can be seen that the customer front-end equipment sends call request signaling and auxiliary signaling to the base station, and the base station makes a voice call to the called terminal based on the call request signaling and auxiliary signaling. Based on this, the customer front-end equipment itself can implement the previous indoor unit The function of information exchange with the outdoor unit and communication connection with the base station allows the customer's front-end equipment as a whole to be flexibly moved and deployed more flexibly, and can achieve 5G signal coverage in the entire domain (home, enterprise and industry). Enable indoor terminal equipment to operate in a 5G network environment to achieve stable VoNR voice functions, which can improve user experience and enhance call quality.

As shown in Figure 6, this embodiment of the present application also provides a customer front-end device.

In some embodiments, the customer front-end device includes: one or more processors 610 and memory 620. In FIG. 6, one processor 610 and memory 620 are taken as an example. The processor 610 and the memory 620 may be connected through a bus or other means. In FIG. 6 , the connection through a bus is taken as an example.

As a non-transitory computer-readable storage medium, the memory 620 can be used to store non-transitory software programs and non-transitory computer executable programs, such as the voice calling method in the above embodiment of the present application. The processor 610 implements the above voice call method in the embodiment of the present application by running non-transient software programs and programs stored in the memory 620.

The memory 620 may include a storage program area and a storage data area, where the storage program area may store an operating system and an application program required for at least one function; the storage data area may store information required to execute the voice calling method in the embodiment of the present application. Data etc. Additionally, memory 620 may include high-speed random access memory 620 and may also include non-transitory memory 620 such as at least one disk memory 620 , a flash memory device, or other non-transitory solid-state memory 620 . In some embodiments, the memory 620 includes memories 620 located remotely relative to the processor 610, and these remote memories 620 can be connected to the terminal through a network. Examples of the above-mentioned networks include but are not limited to the Internet, intranets, local area networks, mobile communication networks and combinations thereof.

The non-transient software programs and programs required to implement the above-mentioned voice call method in the embodiment of the present application are stored in the memory 620. When executed by one or more processors 610, the above-mentioned voice call method in the embodiment of the present application is executed. , for example, perform the method step S401 in Figure 4 described above, and the customer front-end device sends call request signaling and auxiliary signaling To the base station, the call request signaling is used to instruct the calling terminal to send a call request to the called terminal, the auxiliary signaling includes the voice service capability information and identity identification information of the calling terminal, and the voice service capability information is used to instruct the calling terminal The terminal's voice service support capability, and the identity identification information is used to identify the calling terminal's identity. It can be seen that the customer front-end equipment sends call request signaling and auxiliary signaling to the base station, and the base station makes a voice call to the called terminal based on the call request signaling and auxiliary signaling. Based on this, the customer front-end equipment itself can implement the previous indoor unit The function of information exchange with the outdoor unit and communication connection with the base station allows the customer's front-end equipment as a whole to be flexibly moved and deployed more flexibly, and can achieve 5G signal coverage in the entire domain (home, enterprise and industry). Enable indoor terminal equipment to operate in a 5G network environment to achieve stable VoNR voice functions, which can improve user experience and enhance call quality.

In addition, embodiments of the present application also provide a computer-readable storage medium that stores a computer-executable program, and the computer-executable program is executed by one or more control processors, for example, as shown in FIG. 6 Execution by one of the processors 610 can cause the one or more processors 610 to execute the voice call method in the embodiment of the present application, for example, execute steps S101 to S102 of the method in FIG. 1 described above, and in FIG. 4 Method step S401, the customer front-end equipment sends call request signaling and auxiliary signaling to the base station, and the base station makes a voice call to the called terminal according to the call request signaling and auxiliary signaling, where the call request signaling is used to indicate the calling party The terminal sends a call request to the called terminal. The auxiliary signaling includes the voice service capability information and identity identification information of the calling terminal. The voice service capability information is used to indicate the voice service support capabilities of the calling terminal. The identity identification information is used to identify The identity of the calling terminal. It can be seen that the customer front-end equipment sends call request signaling and auxiliary signaling to the base station, and the base station makes a voice call to the called terminal based on the call request signaling and auxiliary signaling. Based on this, the customer front-end equipment itself can implement the previous indoor unit The function of information exchange with the outdoor unit and communication connection with the base station allows the customer's front-end equipment as a whole to be flexibly moved and deployed more flexibly, and can achieve 5G signal coverage in the entire domain (home, enterprise and industry). Enable indoor terminal equipment to operate in a 5G network environment to achieve stable VoNR voice functions, which can improve user experience and enhance call quality.

Those of ordinary skill in the art can understand that all or some steps and systems in the methods disclosed above can be implemented as software, firmware, hardware, and appropriate combinations thereof. Some or all of the physical components may be implemented as software executed by a processor, such as a central processing unit, a digital signal processor, or a microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit . Such software may be distributed on computer-readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). As is known to those of ordinary skill in the art, the term computer storage media includes volatile and nonvolatile media implemented in any method or technology for storage of information such as computer readable programs, data structures, program modules or other data. removable, removable and non-removable media. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disk (DVD) or other optical disk storage, magnetic cassettes, tapes, disk storage or other magnetic storage devices, or may Any other medium used to store the desired information and that can be accessed by a computer. Additionally, it is known to those of ordinary skill in the art that communication media typically embodies a computer-readable program, data structure, program module or other data in a modulated data signal such as a carrier wave or other transport mechanism, and may include any information delivery media .

The above is a detailed description of some implementations of the present application, but the present application is not limited to the above-mentioned embodiments. Those skilled in the art can also make various equivalent modifications or substitutions without violating the essence of the present application. Equivalent modifications or substitutions are included within the scope defined by the claims of this application.

Claims

A voice calling method, applied to a base station, the method includes:

Receive call request signaling and auxiliary signaling sent by the customer front-end equipment. The call request signaling is used to instruct the calling terminal to send a call request to the called terminal. The auxiliary signaling includes the voice of the calling terminal. Service capability information and identity identification information, the voice service capability information is used to indicate the voice service support capability of the calling terminal, and the identity identification information is used to identify the identity of the calling terminal;

Make a voice call to the called terminal according to the call request signaling and the auxiliary signaling.
The method according to claim 1, wherein the making a voice call to the called terminal according to the call request signaling and the auxiliary signaling includes:

When the call request signaling supports 5G voice and the voice service capability information satisfies VoNR, make a 5G voice call to the called terminal; or,

When the call request signaling supports 5G voice and the voice service capability information cannot meet VoNR, the called terminal falls back to 4G to make a VoLTE voice call; or,

When the call request signaling supports 4G voice and the voice service capability information cannot satisfy VoLTE, the called terminal falls back to the CS domain to perform a CS voice call.
A voice calling method, applied to customer front-end equipment, the method includes:

Send call request signaling and auxiliary signaling to the base station, so that the base station makes a voice call to the called terminal according to the call request signaling and auxiliary signaling, wherein the call request signaling is used to indicate the calling terminal The calling terminal sends a call request to the called terminal. The auxiliary signaling includes voice service capability information and identity identification information of the calling terminal. The voice service capability information is used to indicate the voice service of the calling terminal. Support capability, the identity identification information is used to identify the identity of the calling terminal.
The method according to claim 3, wherein the customer front-end equipment includes an indoor unit and an outdoor unit, and the indoor unit and the outdoor unit are connected through the same network communication,

The sending of call request signaling and auxiliary signaling to the base station includes:

The indoor unit generates the auxiliary signaling according to the voice service capability information and the identity identification information of the calling terminal;

The outdoor unit sends the call request signaling and the auxiliary signaling to the base station.
The method according to claim 4, wherein the indoor unit and the outdoor unit perform information interaction through the same WiFi network, the information interaction includes the interaction of control signaling and the sending and receiving of voice data, and the control signaling includes The call request signaling and the auxiliary signaling.
The method of claim 4, further comprising:

When the calling terminal sends a call request to the called terminal, the indoor unit determines whether the called terminal establishes a communication message connection with the calling terminal by calling the driver interface of the subscriber line interface circuit;

When the indoor unit determines that the called terminal and the calling terminal have successfully established a communication message connection, the indoor unit makes a 5G voice call by calling the driving interface of the subscriber line interface circuit.
The method of claim 6, further comprising:

When the indoor unit determines that the called terminal fails to establish a communication message connection with the calling terminal, the outdoor unit determines the synchronization status between the calling terminal and the called terminal, To output the judgment result, where, The judgment results include on-hook processing and voice fallback processing.
The method according to any one of claims 3 to 7, wherein the calling terminal and the called terminal are telephone sets.
A base station includes: a memory, a processor, and a computer program stored in the memory and executable on the processor. When the processor executes the computer program, the implementation of any one of claims 1 to 2 is implemented. The voice calling method described above.
A customer front-end device, including: a memory, a processor, and a computer program stored in the memory and executable on the processor. When the processor executes the computer program, any of claims 3 to 8 is implemented. The voice calling method described in one item.
A computer-readable storage medium storing a computer-executable program, the computer-executable program being used to cause a computer to execute the voice calling method according to any one of claims 1 to 2, or any one of claims 3 to 8. The voice calling method described in one item.