CN110177368B - Call establishment method and system, and video communication server - Google Patents
Call establishment method and system, and video communication server Download PDFInfo
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- CN110177368B CN110177368B CN201910640290.9A CN201910640290A CN110177368B CN 110177368 B CN110177368 B CN 110177368B CN 201910640290 A CN201910640290 A CN 201910640290A CN 110177368 B CN110177368 B CN 110177368B
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- 238000004891 communication Methods 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 45
- 238000013507 mapping Methods 0.000 claims description 7
- 230000004044 response Effects 0.000 claims description 6
- 230000007547 defect Effects 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 37
- 238000010586 diagram Methods 0.000 description 10
- 238000010295 mobile communication Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
- H04W36/0016—Hand-off preparation specially adapted for end-to-end data sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/183—Processing at user equipment or user record carrier
Abstract
The embodiment of the invention relates to a call establishment method and system, a video communication server and a policy control function entity. The method comprises the following steps: receiving a call request sent by an application program of a calling terminal, sending a first query request to a policy control function entity, receiving switching information which is fed back by the policy control function entity based on an identifier and is used for switching a video call mode into a voice call mode, sending a second query request for querying a called number corresponding to the identifier to a unified data repository according to the switching information, receiving a called number which is fed back by the unified data repository based on the second query request, and establishing connection of the voice call between the calling terminal and the called terminal according to the called number. Through the technical scheme provided by the embodiment of the disclosure, the technical defect that the video call mode cannot be switched to the voice call mode in the prior art is avoided, the call mode can be flexibly determined, the call cost of a user is saved, and the consumption experience of the user is improved.
Description
Technical Field
The embodiment of the invention relates to the technical field of communication, in particular to a call establishing method and system, a video communication server and a policy control function entity.
Background
With the popularization of terminals and telecommunication services, terminals (specifically, mobile phones) are commonly used between users to make calls, thereby realizing communication.
It is well known that a call connection between a calling terminal and a called terminal can be realized in two ways, one is a voice call (i.e. a mobile communication network call) and the other is a video call (i.e. an IP network call). However, both modes of conversation cannot exist simultaneously.
In the prior art, when a calling subscriber calls a subscriber through a calling terminal, the subscriber can transact a package by logging in an official website of an operator or going to a service hall of the operator. The calling user can select to dial the called number of the called terminal in a voice call mode or select to dial the called number of the called terminal in a video call mode, and therefore call connection between the calling terminal and the called terminal is achieved.
Disclosure of Invention
According to an aspect of an embodiment of the present invention, an embodiment of the present invention provides a call setup method, including:
receiving a call request of calling an application program of a called terminal in a video call manner, wherein the call request carries an identifier of the application program of the called terminal;
sending a first query request for querying the call service information corresponding to the identifier to a policy control function entity;
receiving switching information which is fed back by the strategy control functional entity based on the identification and is used for switching the mode of the video call into the mode of the voice call;
sending a second query request for querying the called number corresponding to the identifier to a unified data repository according to the switching information;
receiving a called number fed back by the unified data repository based on the second query request;
and establishing the connection of the voice call between the calling terminal and the called terminal according to the called number.
In some embodiments, before the sending, to the policy control function entity, the first query request for querying the call service information corresponding to the identifier, the method further includes:
acquiring a network connection mode of the called terminal;
and in response to the network connection mode being data traffic connection, executing the step of sending a first query request for querying the call service information corresponding to the identifier to a policy control function entity.
According to another aspect of the embodiments of the present disclosure, there is also provided a call setup method, including:
receiving a first query request which is sent by a video communication server and used for querying call service information corresponding to an identifier, wherein the first query request is sent when the video communication server receives a call request which is sent by an application program of a calling terminal and used for calling the application program of a called terminal in a video call mode, and the identifier of the application program of the called terminal is carried in the call request;
determining a called number corresponding to the identification according to a mapping relation between the pre-stored identification and the number;
acquiring calling service information corresponding to the called number;
judging whether the called number handles the service of switching the video call to the voice call strategy or not according to the call service information;
if yes, sending a third query request for querying voice call information and video call information of the called number to an application service entity;
receiving voice call information and video call information fed back by the application service entity according to the third query request;
judging whether the mode of the video call is switched to the mode of the voice call or not according to the voice call information and the video call information;
if so, sending switching information for switching the video call mode to the voice call mode to the video communication server so that the video communication server can establish the connection of the voice call between the calling terminal and the called terminal.
In some embodiments, the voice call information comprises: the allowance of the voice call duration of the current combo is the allowance of the voice call duration of each month within a preset first duration;
the video call information includes: the allowance of the data flow of the video call of the current package is the allowance of the data flow of the video call of each month in the first time length.
In some embodiments, the determining whether to switch the video call mode to the voice call mode according to the voice call information and the video call information includes:
calculating the average voice call duration of the called number in the first duration according to the allowance of the voice call duration of each month in the preset first duration;
calculating the average data flow value of the video call of the called number in the first time length according to the allowance of the data flow of the video call of each month in the first time length;
and determining whether to switch the voice call mode to the video call mode according to the average time length, the average data flow value, the allowance of the voice call time length of the current package and the allowance of the data flow of the video call of the current package.
In some embodiments, if the determination result of determining whether to switch the video call mode to the voice call mode according to the voice call information and the video call information is yes, the method further includes:
and sending the identification, the called number and the acquired identification of the video communication server to a unified data repository, so that the video communication server acquires the called number from the unified data repository and establishes the connection of the voice call between the calling terminal and the called terminal.
According to another aspect of the embodiments of the present disclosure, there is also provided a video communication server including:
the first receiving module is used for receiving a call request which is sent by an application program of a calling terminal and calls the application program of a called terminal in a video call mode, wherein the call request carries an identification of the application program of the called terminal;
a first sending module, configured to send a first query request for querying the call service information corresponding to the identifier to a policy control function entity;
the first receiving module is further configured to receive switching information, which is fed back by the policy control function entity based on the identifier and is used for switching the video call mode to the voice call mode;
the first sending module is further used for sending a second query request for querying the called number corresponding to the identifier to a unified data repository according to the switching information;
the first receiving module is further configured to receive a called number fed back by the unified data repository based on the second query request;
and the establishing module is used for establishing the connection of the voice call between the calling terminal and the called terminal according to the called number.
In some embodiments, the video communication server further comprises:
an obtaining module, configured to obtain a network connection mode of the called terminal before the first query request for querying the call service information corresponding to the identifier is sent to the policy control function entity;
the first sending module is configured to, in response to that the network connection mode is data traffic connection, execute the step of sending a first query request for querying the call service information corresponding to the identifier to a policy control function entity.
According to another aspect of the embodiments of the present disclosure, there is also provided a policy control function entity, including:
a second receiving module, configured to receive a first query request sent by a video communication server and used to query call service information corresponding to an identifier, where the first query request is sent when the video communication server receives a call request sent by an application program of a calling terminal to call an application program of a called terminal in a video call manner, and the call request carries the identifier of the application program of the called terminal;
the determining module is used for determining a called number corresponding to the identification according to the mapping relation between the pre-stored identification and the number;
the second acquisition module is used for acquiring the calling service information corresponding to the called number;
the judging module is used for judging whether the called number handles the business of switching the video call to the voice call strategy or not according to the calling service information;
the second sending module is used for sending a third query request for querying voice call information and video call information of the called number to the application service entity if the called number is the same as the called number;
the second receiving module is further configured to receive voice call information and video call information fed back by the application service entity according to the third query request;
the judging module is also used for judging whether to switch the video call mode to the voice call mode according to the voice call information and the video call information;
the second sending module is further configured to send, if yes, switching information for switching the video call mode to a voice call mode to the video communication server, so that the video communication server establishes a connection of the voice call between the calling terminal and the called terminal.
In some embodiments, the second sending module is further configured to send the identifier, the called number, and the obtained identifier of the video communication server to a unified data repository, so that the video communication server obtains the called number from the unified data repository, and establishes a connection for a voice call between the calling terminal and the called terminal.
According to another aspect of the embodiments of the present disclosure, there is also provided a call setup system, including:
the video communication server of any of the above embodiments;
a policy control function as claimed in any one of the above embodiments.
The embodiment of the invention has the advantages that as a new call establishment method is adopted, the method comprises the following steps: receiving a call request of calling an application program of a called terminal in a video call mode, wherein the call request carries an identifier of the application program of the called terminal, sending a first query request for querying call service information corresponding to the identifier to a policy control function entity, receiving switching information which is fed back by the policy control function entity based on the identifier and is used for switching the video call mode into a voice call mode, sending a second query request for querying a called number corresponding to the identifier to a unified data repository according to the switching information, receiving the called number which is fed back by the unified data repository based on the second query request, and establishing connection of the voice call between the calling terminal and the called terminal according to the called number. Through the technical scheme provided by the embodiment of the disclosure, the technical defect that the video call mode cannot be switched to the voice call mode in the prior art is avoided, the call mode can be flexibly determined, the call cost of a user is saved, and the consumption experience of the user is improved.
Drawings
Fig. 1 is a schematic diagram of a call setup method according to an embodiment of the present disclosure;
fig. 2 is a schematic diagram of a call setup method according to an embodiment of the disclosure;
fig. 3 is a signaling diagram of a call setup method according to an embodiment of the present disclosure;
fig. 4 is a schematic diagram of a video communication server of an embodiment of the present disclosure;
FIG. 5 is a schematic diagram of a policy control function entity according to an embodiment of the present disclosure;
reference numerals:
1. the device comprises a first receiving module 2, a first sending module 3, an establishing module 4, a first obtaining module 11, a second receiving module 12, a determining module 13, a second obtaining module 14, a judging module 15 and a second sending module.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth such as particular system structures, interfaces, techniques, etc. in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.
The embodiment of the invention provides
According to an aspect of an embodiment of the present invention, an embodiment of the present invention provides a call setup method.
Referring to fig. 1, fig. 1 is a schematic diagram of a call setup method according to an embodiment of the disclosure.
As shown in fig. 1, the method includes:
s1: the method comprises the steps that a video communication server receives a call request which is sent by an application program of a calling terminal and calls the application program of a called terminal in a video call mode, wherein the call request carries an identification of the application program of the called terminal.
The application programs include, but are not limited to, WeChat applications, QQ applications, and the like. The identification is an account name set for the called user, including any one of a nickname, an IP address, and a telephone number.
Illustratively, when a calling user wants to call a called user, the calling user can call the called number of the called user through a calling terminal. The calling mode is a voice communication mode, namely a mobile communication network communication mode; the other is a video call, i.e. an IP network call.
It is understood that the calling terminal and the called terminal are based on specific call scenarios, and in some call scenarios, the calling terminal may be the called terminal and the called terminal may also be the calling terminal.
S2: the video communication server transmits a first query request for querying call service information corresponding to the identification to the policy control function entity.
The Policy Control Function entity is called Policy Control Function in english, and PCF in english for short.
S3: and the video communication server receives switching information which is fed back by the strategy control function entity based on the identification and is used for switching the mode of the video call into the mode of the voice call.
That is, the policy control function entity sends the handover information to the video communication server after receiving the first query request.
S4: and the video communication server sends a second query request for querying the called number corresponding to the identification to the unified data repository according to the switching information.
Wherein, the English of the Unified Data Repository is called as Unified Data Repository, and the English is abbreviated as UDR.
S5: the video communication server receives the called number fed back by the unified data repository based on the second query request.
That is, the unified data repository feeds back the called number to the video communication server after receiving the second query request.
S6: and the video communication server establishes the connection of the voice call between the calling terminal and the called terminal according to the called number.
Based on the above analysis, the embodiment of the present disclosure provides a new call establishment method, which includes: receiving a call request of calling an application program of a called terminal in a video call mode, wherein the call request carries an identifier of the application program of the called terminal, sending a first query request for querying call service information corresponding to the identifier to a policy control function entity, receiving switching information which is fed back by the policy control function entity based on the identifier and is used for switching the video call mode into a voice call mode, sending a second query request for querying a called number corresponding to the identifier to a unified data repository according to the switching information, receiving the called number which is fed back by the unified data repository based on the second query request, and establishing connection of the voice call between the calling terminal and the called terminal according to the called number. Through the technical scheme provided by the embodiment of the disclosure, the technical defect that the video call mode cannot be switched to the voice call mode in the prior art is avoided, the call mode can be flexibly determined, the call cost of a user is saved, and the consumption experience of the user is improved.
In some embodiments, prior to S2, the method further comprises:
s1': the video communication server acquires the network connection mode of the called terminal.
S2': and in response to the network connection mode being data traffic connection, the video communication server executes S2, and if the network connection mode is wireless connection such as WIFI, the method is implemented as in the prior art.
According to another aspect of the embodiment of the present invention, an embodiment of the present invention further provides a call setup method.
Referring to fig. 2, fig. 2 is a schematic diagram of a call setup method according to an embodiment of the disclosure.
As shown in fig. 2, the method includes:
s11: the policy control function entity receives a first query request which is sent by a video communication server and used for querying call service information corresponding to an identifier, wherein the first query request is sent when the video communication server receives a call request which is sent by an application program of a calling terminal and used for calling the application program of a called terminal in a video call mode, and the call request carries the identifier of the application program of the called terminal.
S12: and the strategy control functional entity determines the called number corresponding to the identification according to the mapping relation between the pre-stored identification and the number.
S13: and the strategy control functional entity acquires the calling service information corresponding to the called number.
S14: the strategy control functional entity judges whether the called number transacts the business of switching the video call to the voice call strategy according to the call service information, if so, S15 is executed, and if not, the call connection between the calling terminal and the called terminal is established according to the connection establishment mode in the prior art.
S15: and the strategy control functional entity sends a third query request for querying the voice call information and the video call information of the called number to the application service entity.
The Application service entity is called Application Function in english, and the Application service entity is called AF in english for short. The application service entity includes, but is not limited to, the call detail record system of the operator.
S16: and the policy control functional entity receives the voice call information and the video call information fed back by the application service entity according to the third query request.
That is, when the application service entity receives the third query request sent by the policy control entity, the stored voice call information and video call information are fed back to the policy control function entity.
S17: and the strategy control functional entity judges whether to switch the video call mode to the voice call mode according to the voice call information and the video call information, if so, S18 is executed, and if not, the call connection between the calling terminal and the called terminal is established according to the connection establishing mode in the prior art.
S18: and the strategy control functional entity sends switching information for switching the video call mode to the voice call mode to the video communication server so that the video communication server establishes the connection of the voice call between the calling terminal and the called terminal.
In some embodiments, the voice call information comprises: the allowance of the voice call duration of the current combo is the allowance of the voice call duration of each month within a preset first duration.
The video call information includes: the allowance of the data flow of the video call of the current package is the allowance of the data flow of the video call of each month in the first time length.
In some embodiments, S17 includes:
s17-1: and calculating the average time length of the voice call of the called number in the first time length according to the allowance of the voice call time length of each month in the preset first time length.
S17-2: and calculating the average data flow value of the video call of the called number in the first time length according to the allowance of the data flow of the video call of each month in the first time length.
S17-3: and determining whether to switch the voice call mode to the video call mode according to the average time length, the average data flow value, the allowance of the voice call time length of the current package and the allowance of the data flow of the video call of the current package.
Specifically, in some embodiments, a percentage of the average duration to a margin of the voice call duration of the current package (hereinafter referred to as a first percentage) is calculated, a percentage of the average data traffic value to a margin of the data traffic of the video call of the current package (hereinafter referred to as a second percentage) is calculated, and whether to switch the manner of the voice call to the manner of the video call is determined according to the first percentage and the second percentage. Namely, on the basis of the principle that the maximum utilization rate of the two types of package resources (voice call resources and video call resources) can be obtained, comprehensive judgment is carried out to obtain a judgment result.
Preferably, the user can set or adjust corresponding parameters corresponding to whether to perform the handover or not on the terminal, so as to implement the flexible handover.
In some embodiments, the voice call information further comprises: and the voice call duration between the calling terminal and the called terminal is within the preset second duration.
The video call information further includes: and the value of the data flow of the video call between the calling terminal and the called terminal in the second time length. Wherein the second duration is less than the first duration.
In some embodiments, when the determination result of S18 is yes, the method further includes:
s19: and the strategy control functional entity sends the identification, the called number and the acquired identification of the video communication server to the unified data repository, so that the video communication server acquires the called number from the unified data repository and establishes the connection of the voice call between the calling terminal and the called terminal.
For a more thorough understanding of the embodiments of the present disclosure, the embodiments of the present disclosure will now be described in detail with reference to fig. 3 (fig. 3 is a signaling diagram of a call setup method of the embodiments of the present disclosure):
BZ01 (not shown in fig. 3): the calling user initiates a call request for calling the application program of the called terminal in a video call mode through the application program (such as WeChat, QQ and the like) of the calling terminal, wherein the call request carries the identification of the application program of the called terminal.
BZ 1: and the application program of the calling terminal forwards the call request to the video communication server.
BZ 2: the video communication server inquires the network connection mode of the called terminal, if the data traffic connection is carried out, BZ3 is executed, and if the data traffic connection is wireless connection such as WIFI, the call connection between the calling terminal and the called terminal is established according to the connection establishment mode in the prior art.
BZ 3: and the video communication server sends a first query request to the policy control function entity, wherein the first query request is used for querying the call service information corresponding to the identifier. And, specifically, the video communication server sends the first query request to the policy control Function entity via a Network Exposure Function (NEF) (not shown in fig. 3).
BZ 4: and the PCF determines the called number corresponding to the identification according to the mapping relation between the pre-stored identification and the number.
BZ 5: the PCF acquires the call service information corresponding to the called number from its memory when receiving the first query request, and confirms whether the called number transacts the service of switching the video call to the voice call policy according to the call service information, if so, executes BZ6, and if not, implements the call connection in the prior art (not shown in fig. 3).
BZ 6: the PCF transmits a third query request for querying voice call information and video call information of the called number to the AF.
BZ 7: and the AF acquires the voice call information and the video call information from the memory thereof according to the calling number and sends the voice call information and the video call information to the PCF.
BZ 8: the PCF determines whether to switch according to the voice call information and the video call information, that is, whether to switch the video call mode to the voice call mode (for a specific determination method, see the above example, and will not be described herein again), if yes, performs BZ9 and BZ10, and if not, implements call connection in a manner in the prior art (not shown in fig. 3).
BZ 9: the PCF sends the handoff information to the video communication server. Specifically, the PCF sends the handover information to the video communication server via the NEF (not shown in fig. 3).
BZ 10: and the PCF sends the identification, the called number and the acquired identification of the video communication server to the UDR.
BZ 11: the video communication server sends a second query request to the UDR. And the second query request is used for querying the called number corresponding to the identifier. And the second query request carries the identifier of the video communication server. Specifically, the identification of the video communication server is an ID of the video communication server. In particular, the video communication server sends a second query request to the UDR via the NEF (not shown in fig. 3).
BZ 12: the UDR verifies the identity of the video communication server (specifically, the identity of the video communication server sent by the PCF), and when the verification passes, feeds back the called number to the video communication server. Specifically, the UDR feeds back the called number to the video communication server via the NEF (not shown in fig. 3).
BZ 13: the video communication server initiates a call to a Session Management Function (SMF) in a voice call mode for the called number.
BZ 14: the SMF selects a User Plane Function (UPF) entity to establish a connection relation with a video communication server.
BZ 15: the SMF initiates a call to the called number (in voice mode) and receives an answer from the called terminal (e.g., the called party goes off-hook).
BZ 16: the SMF feeds back a message that the connection has been established to the video communication server. Specifically, the SMF feeds back a message that the connection has been established to the video communication server via the NEF (not shown in fig. 3).
BZ 17: the video communication server sends a message that the connection has been established to the application of the calling terminal.
Thus, the call connection between the application program and the called terminal is completed.
According to another aspect of the embodiments of the present invention, there is provided a video communication server.
Referring to fig. 4, fig. 4 is a schematic diagram of a video communication server according to an embodiment of the disclosure.
As shown in fig. 4, the video communication server includes:
a first receiving module 1, configured to receive a call request, sent by an application program of a calling terminal, for calling the application program of a called terminal in a video call manner, where the call request carries an identifier of the application program of the called terminal;
a first sending module 2, configured to send a first query request for querying the call service information corresponding to the identifier to a policy control function entity;
the first receiving module 1 is further configured to receive switching information, which is fed back by the policy control function entity based on the identifier and is used for switching the video call mode to the voice call mode;
the first sending module 2 is further configured to send a second query request for querying the called number corresponding to the identifier to a unified data repository according to the switching information;
the first receiving module 1 is further configured to receive a called number fed back by the unified data repository based on the second query request;
and the establishing module 3 is used for establishing the connection of the voice call between the calling terminal and the called terminal according to the called number.
As can be seen in fig. 4, in some embodiments, the video communication server further includes:
an obtaining module 4, configured to obtain a network connection mode of the called terminal before the first query request for querying the call service information corresponding to the identifier is sent to the policy control function entity;
and the first sending module is configured to 2, in response to that the network connection mode is data traffic connection, execute the step of sending a first query request for querying the call service information corresponding to the identifier to a policy control function entity.
According to another aspect of the embodiments of the present disclosure, a policy control function entity is also provided.
Referring to fig. 5, fig. 5 is a schematic diagram of a policy control function entity according to an embodiment of the disclosure.
As shown in fig. 5, the policy control function entity includes:
a second receiving module 11, configured to receive a first query request sent by a video communication server and used to query call service information corresponding to an identifier, where the first query request is sent when the video communication server receives a call request sent by an application program of a calling terminal to call an application program of a called terminal in a video call manner, and the call request carries the identifier of the application program of the called terminal;
the determining module 12 is configured to determine, according to a mapping relationship between a pre-stored identifier and a number, a called number corresponding to the identifier;
a second obtaining module 13, configured to obtain call service information corresponding to the called number;
the judging module 14 is configured to judge whether the called number handles a service of switching a video call to a voice call policy according to the call service information;
the second sending module 15 is configured to, if yes, send a third query request for querying the voice call information and the video call information of the called number to the application service entity;
the second receiving module 11 is further configured to receive voice call information and video call information fed back by the application service entity according to the third query request;
the judging module 14 is further configured to judge whether to switch the video call mode to the voice call mode according to the voice call information and the video call information;
the second sending module 15 is further configured to, if yes, send switching information for switching the video call mode to the voice call mode to the video communication server, so that the video communication server establishes a connection of the voice call between the calling terminal and the called terminal.
In some embodiments, the voice call information comprises: the allowance of the voice call duration of the current combo is the allowance of the voice call duration of each month within a preset first duration;
the video call information includes: the allowance of the data flow of the video call of the current package is the allowance of the data flow of the video call of each month in the first time length.
In some embodiments, the determining module 14 is specifically configured to:
calculating the average voice call duration of the called number in the first duration according to the allowance of the voice call duration of each month in the preset first duration;
calculating the average data flow value of the video call of the called number in the first time length according to the allowance of the data flow of the video call of each month in the first time length;
and determining whether to switch the voice call mode to the video call mode according to the average time length, the average data flow value, the allowance of the voice call time length of the current package and the allowance of the data flow of the video call of the current package.
In some embodiments, the second sending module is further configured to send the identifier, the called number, and the obtained identifier of the video communication server to a unified data repository, so that the video communication server obtains the called number from the unified data repository, and establishes a connection for a voice call between the calling terminal and the called terminal.
According to another aspect of the embodiments of the present disclosure, there is also provided a call setup system, including:
the video communication server of any of the above embodiments;
a policy control function as claimed in any one of the above embodiments.
The reader should understand that in the description of this specification, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of a unit is merely a logical division, and an actual implementation may have another division, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed.
Units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment of the present invention.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention essentially or partially contributes to the prior art, or all or part of the technical solution can be embodied in the form of a software product stored in a storage medium and including instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
It should also be understood that, in the embodiments of the present invention, the sequence numbers of the above-mentioned processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present invention.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A call setup method applied to a video communication server, the method comprising:
receiving a call request of calling an application program of a called terminal in a video call manner, wherein the call request carries an identifier of the application program of the called terminal;
sending a first query request for querying the call service information corresponding to the identifier to a policy control function entity;
receiving switching information which is fed back by the strategy control functional entity based on the identification and is used for switching the mode of the video call into the mode of the voice call; wherein the switching information is the average duration of the voice call of the called number in the first duration calculated by the policy control functional entity according to the margin of the voice call duration of each month in the preset first duration included in the voice call information of the called number corresponding to the called terminal, and after calculating the average data flow value of the video call of the called number in the first time length according to the allowance of the data flow of the video call of each month in the first time length included in the video call information of the called number corresponding to the called terminal, determining information sent after the mode of the video call is switched to the mode of the voice call according to the average time length, the average data flow value, the allowance of the voice call time length of the current package and the allowance of the data flow of the video call of the current package; wherein the voice call information further comprises: the allowance of the voice call time length of each month in the preset first time length; the video call information further includes: a margin of data traffic for each month of the video call within the first duration;
sending a second query request for querying the called number corresponding to the identifier to a unified data repository according to the switching information;
receiving a called number fed back by the unified data repository based on the second query request;
and establishing the connection of the voice call between the calling terminal and the called terminal according to the called number.
2. The method of claim 1, wherein before the sending the first query request for querying the call service information corresponding to the identifier to the policy control function entity, the method further comprises:
acquiring a network connection mode of the called terminal;
and in response to the network connection mode being data traffic connection, executing the step of sending a first query request for querying the call service information corresponding to the identifier to a policy control function entity.
3. A call setup method applied to a policy control function entity, the method comprising:
receiving a first query request which is sent by a video communication server and used for querying call service information corresponding to an identifier, wherein the first query request is sent when the video communication server receives a call request which is sent by an application program of a calling terminal and used for calling the application program of a called terminal in a video call mode, and the identifier of the application program of the called terminal is carried in the call request;
determining a called number corresponding to the identification according to a mapping relation between the pre-stored identification and the number;
acquiring calling service information corresponding to the called number;
judging whether the called number handles the service of switching the video call to the voice call strategy or not according to the call service information;
if yes, sending a third query request for querying voice call information and video call information of the called number to an application service entity;
receiving voice call information and video call information fed back by the application service entity according to the third query request; the voice call information includes: the allowance of the voice call duration of the current combo is the allowance of the voice call duration of each month within a preset first duration; the video call information includes: the allowance of the data flow of the video call of the current package is the allowance of the data flow of the video call of each month in the first time length;
judging whether the mode of the video call is switched to the mode of the voice call or not according to the voice call information and the video call information;
if so, sending switching information for switching the video call mode to a voice call mode to the video communication server so that the video communication server can establish the connection of the voice call between the calling terminal and the called terminal;
the judging whether to switch the video call mode to the voice call mode according to the voice call information and the video call information comprises the following steps:
calculating the average voice call duration of the called number in the first duration according to the allowance of the voice call duration of each month in the preset first duration;
calculating the average data flow value of the video call of the called number in the first time length according to the allowance of the data flow of the video call of each month in the first time length;
and determining whether to switch the video call mode to the voice call mode according to the average time length, the average data flow value, the allowance of the voice call time length of the current package and the allowance of the data flow of the video call of the current package.
4. The method according to claim 3, wherein if the determination result of determining whether to switch the manner of the video call to the manner of the voice call based on the voice call information and the video call information is yes, the method further comprises:
and sending the identification, the called number and the acquired identification of the video communication server to a unified data repository, so that the video communication server acquires the called number from the unified data repository and establishes the connection of the voice call between the calling terminal and the called terminal.
5. A video communication server, characterized in that the video communication server comprises:
the first receiving module is used for receiving a call request which is sent by an application program of a calling terminal and calls the application program of a called terminal in a video call mode, wherein the call request carries an identification of the application program of the called terminal;
a first sending module, configured to send a first query request for querying the call service information corresponding to the identifier to a policy control function entity;
the first receiving module is further configured to receive switching information, which is fed back by the policy control function entity based on the identifier and is used for switching the video call mode to the voice call mode; wherein the switching information is the average duration of the voice call of the called number in the first duration calculated by the policy control functional entity according to the margin of the voice call duration of each month in the preset first duration included in the voice call information of the called number corresponding to the called terminal, and after calculating the average data flow value of the video call of the called number in the first time length according to the allowance of the data flow of the video call of each month in the first time length included in the video call information of the called number corresponding to the called terminal, determining information sent after the mode of the video call is switched to the mode of the voice call according to the average time length, the average data flow value, the allowance of the voice call time length of the current package and the allowance of the data flow of the video call of the current package; wherein the voice call information further comprises: the allowance of the voice call time length of each month in the preset first time length; the video call information further includes: a margin of data traffic for each month of the video call within the first duration;
the first sending module is further used for sending a second query request for querying the called number corresponding to the identifier to a unified data repository according to the switching information;
the first receiving module is further configured to receive a called number fed back by the unified data repository based on the second query request;
and the establishing module is used for establishing the connection of the voice call between the calling terminal and the called terminal according to the called number.
6. The video communication server of claim 5, wherein the video communication server further comprises:
an obtaining module, configured to obtain a network connection mode of the called terminal before the first query request for querying the call service information corresponding to the identifier is sent to the policy control function entity;
the first sending module is configured to, in response to that the network connection mode is data traffic connection, execute the step of sending a first query request for querying the call service information corresponding to the identifier to a policy control function entity.
7. A policy control function entity, characterized in that the policy control function entity comprises:
a second receiving module, configured to receive a first query request sent by a video communication server and used to query call service information corresponding to an identifier, where the first query request is sent when the video communication server receives a call request sent by an application program of a calling terminal to call an application program of a called terminal in a video call manner, and the call request carries the identifier of the application program of the called terminal;
the determining module is used for determining a called number corresponding to the identification according to the mapping relation between the pre-stored identification and the number;
the second acquisition module is used for acquiring the calling service information corresponding to the called number;
the judging module is used for judging whether the called number handles the business of switching the video call to the voice call strategy or not according to the calling service information;
the second sending module is used for sending a third query request for querying voice call information and video call information of the called number to the application service entity if the called number is the same as the called number;
the second receiving module is further configured to receive voice call information and video call information fed back by the application service entity according to the third query request; the voice call information includes: the allowance of the voice call duration of the current combo is the allowance of the voice call duration of each month within a preset first duration; the video call information includes: the allowance of the data flow of the video call of the current package is the allowance of the data flow of the video call of each month in the first time length;
the judging module is also used for judging whether to switch the video call mode to the voice call mode according to the voice call information and the video call information;
the second sending module is further configured to send, if yes, switching information for switching the video call mode to a voice call mode to the video communication server, so that the video communication server establishes a connection of the voice call between the calling terminal and the called terminal;
the judging module is further used for calculating the average voice call duration of the called number in the first duration according to the allowance of the voice call duration of each month in the preset first duration; calculating the average data flow value of the video call of the called number in the first time length according to the allowance of the data flow of the video call of each month in the first time length; and determining whether to switch the video call mode to the voice call mode according to the average time length, the average data flow value, the allowance of the voice call time length of the current package and the allowance of the data flow of the video call of the current package.
8. The policy control function entity according to claim 7,
the second sending module is further configured to send the identifier, the called number, and the obtained identifier of the video communication server to a unified data repository, so that the video communication server obtains the called number from the unified data repository, and establishes a connection for a voice call between the calling terminal and the called terminal.
9. A call set-up system, the system comprising:
the video communication server of claim 5 or 6;
a policy control function entity according to claim 7 or 8.
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| CN110719371B (en) * | 2019-09-05 | 2022-06-07 | 华为技术有限公司 | Cross-device communication method, device, equipment and storage medium |
| CN110418299B (en) * | 2019-09-12 | 2022-02-11 | 中国联合网络通信集团有限公司 | Call forwarding method and system |
| CN113596057B (en) * | 2021-08-13 | 2023-05-23 | 迈普通信技术股份有限公司 | Voice communication system, method and device, electronic equipment and storage medium |
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