CN102438084B

CN102438084B - Method and system for implementing telephone conference

Info

Publication number: CN102438084B
Application number: CN201110397990.3A
Authority: CN
Inventors: 屈天喜; 钱晨
Original assignee: ZTE Corp
Current assignee: ZTE Corp
Priority date: 2011-12-05
Filing date: 2011-12-05
Publication date: 2014-08-20
Anticipated expiration: 2031-12-05
Also published as: CN102438084A

Abstract

The invention provides a method and a system for implementing a telephone conference. The method comprises the following steps that a WS (Web Server) sends call request information according to a conference creating request which is input by a telephone operator through a telephone operator WEB interface according to a request of UE (user equipment) talking with the telephone operator; and after receiving the call request information, an AS (Application Server) applies for conference resources and carries out creation of the telephone conference. The invention also provides the WS and the AS. By utilizing the method and the system for implementing the telephone conference, the WS and the AS, which are provided by the invention, the problem that the existing calling user needs to create the conference by a WEB interface or a specific terminal can be solved and the telephone conference is easy to implement.

Description

A kind of implementation method of videoconference and system

Technical field

The present invention relates to intelligent network communication field, relate in particular to a kind of implementation method and system of videoconference.

Background technology

Centrex (Central Exchange, Centrex) the switch Shang Jiang certain customers of business Shi telephone office or telecommunications company are divided into an elemental user group, the various functions of user's private branch exchange system are provided to this customer group, can also provide some distinctive service functions simultaneously.But in this customer group, there is not actual private branch exchange system, in the switch of Centrex business needed all hardware Dou telephone office or telecommunications company, internal, the external exchange of user concentrates in the switch of telephone office or telecommunications company, so Centrex is also referred to as centrex.Centrex business networking flexibility, and can increase easily or minimizing capacity.In the group users such as industrial enterprise, universities and colleges, government bodies, group company, hotel, hospital, financial institution, be used widely.

Adopt the number corresponding to exchange of the group user of Centrex business to be called major number (Main Number), be also general number.Centrex business comprises extension set business and central office service, and central office service also claims console business, comprises incoming call flow process and exhalation flow process.Incoming call flow process, the inside and outside user of group dials general number, triggers central office service, and business is called out one of them operator according to certain policy selection, and after operator answers, business is by calling subscriber and the call of operator's bridge joint.Exhalation flow process, operator breathes out, and triggers central office service, and the first call operator of business, after operator's off-hook, then calls out called subscriber, and called subscriber's caller identification number is general number, and after called subscriber's off-hook, business is by operator and the call of called subscriber's bridge joint.

User inside the group can be that legacy user is as PSTN (Public Switched Telephone Network, PSTN), global mobile communication (Global System for Mobile Communications, GSM) system and code division multiple access (Code Division Multiple Access, CDMA) user, also can be that novel user is as software terminal, integrated access equipment (Integrated Access Device, IAD), the user of procotol (Internet Protocol, IP) phone and video terminal.

Shown in figure 1, the system of the existing Centrex of realization business comprises: operator WEB interface server, central office service WEB server (Web Server, WS), Centrex service application service device (Application Server, AS), Media Resource Server (Media Resource Server, MRS) and subscriber equipment (User Equipment, UE).This system has the function of click to dial (Click To Dial, CTD) business.In Fig. 1, hidden IP Multimedia System (IP Multimedia Subsystem, IMS) and next-generation communication network (Next Generation Network, NGN) topological structure, during specific implementation, AS, MRS and UE etc. are to be linked in IMS or NGN.

To realizing the function of each several part of the system of Centrex business, be introduced below.

Operator WEB interface server is for offering the device of operator interface service, be used for making a call or call out control, be specifically as follows personal computer (Personal Computer, PC), 3G (Third Generation) Moblie technology (3rd-Generation, 3G) terminal etc.

WS is used for providing central office service to call out HTML (Hypertext Markup Language) (HyperText Transfer Protocol, HTTP) service function, as: the functions such as control and information display interface that user logins, conversation number is filled in, conversed.

AS is used for providing bottom central office service function, as: call out the functions such as control, state reporting, ticket generation.

MRS is used for providing voice medium, specifically can adopt media server (Media Server, MS).

UE, for user inside the group's call, can be specifically landline telephone, mobile phone or video terminal etc.

To realizing the agreement of using between the each several part of system of Centrex business, be introduced below.

Between operator WEB interface server and WS, be HTTP service call, use HTTP.

It between WS and AS, is service communication among unit, adopt application layer protocol, this application layer protocol can be used extend markup language (Extensible Markup Language according to specific needs, XML), if do not adopt application layer protocol, can self-defined transmission control protocol (Transmission Control Protocol, TCP) message body.

Between AS and MRS or UE, by media negotiation agreement, carry out call conversation, between AS and UE, by IMS or NGN, use conversation initialized protocol (Session Initiation Protocol, SIP) intercommunication, between AS and MRS, conventionally use SIP or MGCP (Media Gateway Control Protocol, MGCP), specifically depend on the protocol type that MRS supports.

Between UE and MRS, the code/decode format of media bag, transmitting-receiving port, bandwidth for transmission speed etc. are carried out media negotiation when calling out, and the media protocol such as use H.248 to complete the transmission of Media Stream.

The realization of exchange incoming traffic is specifically with reference to Fig. 2, shown in Fig. 2 for user calls out general number, the last flow process of conversing with operator.In prior art, user calls out general number, and after operator's call, general request is consulting relevant information, or wish that operator is transferred to another user inside the group by speech channel, this operator for calling subscriber realizes the mode of call diversion can be for blindly turning, inquiry transferring etc.But in prior art, the establishment meeting that central office service cannot be realized calling subscriber is the request of many people's calls.

In prior art, user self, as founder, creates meeting and need to pass through WEB interface, and idiographic flow is with reference to figure 3; Or special terminal coordinates business realizing, idiographic flow is with reference to figure 4.

Traditional videoconference need to be passed through WEB interface and user interaction, or to require host's terminal be special terminal---pc client.With the videoconference tradition realization flow based on WEB interface as Fig. 3, with the videoconference tradition realization flow based on special terminal as shown in Figure 4.

Flow process is known as shown in Figure 3, and traditional mode that realizes videoconference, if adopt WEB interface mode, needs user to login WEB interface, needs multi-section administration for controlling the WEB server of Conference Calling in networking.Flow process is known as shown in Figure 4, traditional mode that realizes videoconference, if adopt special terminal mode, need terminal to support the relevant senior button of meeting, and need to support the level message such as refer, notify, subscribe, and these are the special terminals under IMS network, the terminal under other networks of existing network is not support these abilities.

Summary of the invention

In view of this, main purpose of the present invention is to provide a kind of implementation method and system of videoconference, can solve the problem that existing calling subscriber must pass through WEB interface or special terminal establishment meeting.

For achieving the above object, technical scheme of the present invention is achieved in that

An implementation method for videoconference, described method comprises:

WS according to passing through with the request of the UE that self converses the establishment request for conference that operator WEB interface is inputted, sends call request information according to operator;

AS receives after described call request message, and application conferencing resource, carries out videoconference establishment.

Further, described method also comprises:

UE sets up call by calling out general number and operator.

Wherein, described WS transmission call request information is:

WS sends the call request information that carries the telephone number information of described UE and the telephone number information of conference member, and request creates meeting.

Wherein, described AS application conferencing resource, carries out videoconference and is created as:

AS is to Media Resource Server MRS application conferencing resource, call-conference member, and control the authority of hearing of conference member;

When there is the conference member of accessing conference not, again call out.

The system that realizes of videoconference, comprises UE, MRS, and described system also comprises: operator WEB interface server, WS and AS; Wherein,

Described operator WEB interface server, for the WEB interface that provides operator to operate;

Described WS, for according to operator according to the request of self call UE by the establishment request for conference of operator WEB interface server input, send call request information;

Described AS, for receiving after described call request message, application conferencing resource, carries out videoconference establishment.

Wherein, described UE, specifically for setting up call by calling out general number and operator.

Wherein, described WS, specifically for sending the call request information that carries the telephone number information of described UE and the telephone number information of conference member, request creates meeting.

Wherein, described AS, specifically for to MRS application conferencing resource, call-conference member, and control the authority of hearing of conference member; When there is the conference member of accessing conference not, again call out.

A kind of central office service WEB server (WS), for according to operator according to the request of self call UE by the establishment request for conference of operator WEB interface server input, send call request information.

Wherein, described WS, further comprises request transport module, meeting control module; Wherein,

Described request transport module, for sending operator according to the establishment request for conference of the indication input with the UE that self converses;

Described meeting control module, for the conference member quantity comprising according to the establishment request for conference that receives operator input, controls the sending of establishment request for conference of described operator WEB interface server.

Further, described WS also comprises: display control module, shows the message receiving in real time for controlling operator WEB interface server.

A kind of service application service device (AS), includes after the call request message that creates request for conference for receiving, and application conferencing resource, carries out videoconference establishment.

Wherein, described AS further comprises: meeting operational module and audio mixing control module; Wherein,

Described meeting operational module, for receiving after the establishment request for conference that WS sends, to MRS application conferencing resource, call-conference member, adds meeting by calling subscriber and conference member, and sends audio mixing instruction;

Described audio mixing control module, for controlling the hear authority of MRS to described calling subscriber and conference member according to the audio mixing instruction receiving and presupposed information.

Further, described AS also comprises: request respond module and state reporting module; Wherein,

Described request respond module, for reporting in real time the response of the request message of sending from WS to WS;

Described state reporting module, for reporting in real time the call status information of the UE receiving to WS.

Beneficial effect of the present invention is as follows:

(1) exchange incoming traffic that can be based on traditional, is forwarded to by calling subscriber the object user that it wants call, has realized many people's calls;

(2) when calling subscriber is user inside the group, be mainly used in enterprises and hold a meeting, can reduce the meeting room resource occupation of physics and reduce corresponding travel charge expenditure;

(3) when calling subscriber is user outside the group, as client or relevant affiliate company, after calling subscriber's calling, by supporting the use other business, as multichannel exhalation etc., obtain after corresponding conference member agreement, for calling subscriber creates meeting and adds member, the effect that can reach real-time communication, responds fast;

(4) realization of the present invention and user's self terminal type is irrelevant, and user terminal can be the terminal under existing each network, does not also need user to access WEB interface and could realize conference creation;

(5) only need to inform that operator creates meeting by dialing general number, can hold a meeting whenever and wherever possible; Can further be applied in the attendant console system of operator, the user under its network dials this general number, and it creates the request of meeting to inform operator, can realize easily many people's calls.

Accompanying drawing explanation

Fig. 1 is the existing structural representation of realizing the system of Centrex business;

Fig. 2 is the realization flow schematic diagram of exchange incoming traffic;

Fig. 3 is traditional schematic flow sheet that videoconference is realized at WEB interface that passes through;

Fig. 4 is traditional schematic flow sheet that special terminal realizes videoconference that passes through;

Fig. 5 is the realization flow schematic diagram of the implementation method of videoconference of the present invention;

Fig. 6 is the realization flow schematic diagram of specific embodiment of the implementation method of videoconference of the present invention;

Fig. 7 is the structural representation of WS of the present invention;

Fig. 8 is the structural representation of AS of the present invention.

Embodiment

Basic thought of the present invention is: WS according to passing through with the request of the UE that self converses the establishment request for conference that operator WEB interface is inputted, sends call request information according to operator; AS receives after described call request message, and application conferencing resource, carries out videoconference establishment.

For making the object, technical solutions and advantages of the present invention clearer, by the following examples and with reference to accompanying drawing, the present invention is described in more detail.

Fig. 5 shows the realization flow of the implementation method of videoconference of the present invention, and as shown in Figure 5, described method comprises the steps:

Step 501, WS according to passing through with the request of the UE that self converses the establishment request for conference that operator WEB interface is inputted, sends call request information according to operator;

Wherein, before this step, described method also comprises: UE sets up call by calling out general number and operator.

Described WS sends call request information and is specially: WS sends the call request information that carries the telephone number information of described UE and the telephone number information of conference member, and request creates meeting.

Step 502, AS receives after described call request message, and application conferencing resource, carries out videoconference establishment;

Wherein, described AS application conferencing resource, carries out videoconference and creates and be specially: AS applies for conferencing resource to MRS, call-conference member, and control the authority of hearing of conference member; When there is the conference member of accessing conference not, again call out.

Fig. 6 shows the realization flow of specific embodiment of the implementation method of videoconference of the present invention, and as shown in Figure 6, specific embodiment comprises the steps: described in UE

First, UE A and operator H (UE H) set up exchange talk business, and wherein, detailed process, with reference to Fig. 2, comprises the steps:

Step 201, user A calls out general number by UE A, arrives AS; UE A sends INVITE request to AS;

Particularly, the request number that described UE A sends is general number or console pilot number, and carries the SDP information of self; Wherein, described SDP information spinner will have been described IP address, port numbers, audio frequency and video ability, coded format etc.

Step 202, AS sends INVITE request, the SDP information of carrying A to MRS.AS wish is to A playing welcome announcement and queuing reminding sound, to MRS application playback resource.

Step 203, MRS returns to 200OK (INVITE) response to AS, carries the SDP information of self.

Step 204, AS sends ACK confirmation to MRS.

Step 205, AS returns to 183Session Process Temporary Response to UEA, carries the SDP information of MRS.

Step 206, AS sends INFO notice request to MRS, and request MRS is A playing welcome announcement and queuing reminding sound.

Step 207, MRS returns to 200OK (INFO) response to AS.

Step 208, AS sends state reporting information to WS: user A calling.

Step 209, WS sends call request information to AS, and calling is assigned to operator H.

Step 210, AS returns to request response to WS: just at call operator H.

Step 211, AS sends INVITE request to the UE H of operator H, and request number is H.AS call operator H.

Step 212, UE H returns to 180Ring Temporary Response to AS.UE H ring.

Step 213, AS sends state reporting information to WS: operator H ring.

Step 214, AS returns to 180Ring Temporary Response to A.

Step 215, AS sends INFO notice request to MRS, and request MRS is A playing RBT.

Step 216, MRS returns to 200OK (INFO) response to AS.

Step 217, UE H returns to 200OK (INVITE) to AS and finally responds, and carries the SDP information of self.Operator H clicks the incoming call of accepting UEA on operator WEB interface.

Step 218, AS sends state reporting information to WS: operator H off-hook.

Step 219, AS sends BYE request to MRS.AS request MRS stops the playing RBT to A, discharges the playback link of the sound of AS and MRS.

Step 220, MRS returns to 200OK (BYE) response to AS.

Step 221, AS sends UPDATE request, the SDP information of carrying UE H to UE A.

Step 222, UE A returns to 200OK (UPDATE) response to AS, carries the SDP information of self.

Step 223, AS sends 200OK (INVITE) to A and finally responds.

Step 224, UE A sends ACK acknowledge message to AS.

Step 225, AS sends ACK acknowledge message, the SDP information of carrying UE A to UE H.So far, the SDP media negotiation between UE A and UE H completes, and enters talking state.

When UEA creates meeting to UE H request, relevant conference member B1, B2, B3 etc. can be informed, operator H receives after this request, at operator WEB operation interface, adds, and clicks and create meeting after interpolation.

Step 601, WS receives operator and after the establishment request for conference by the input of operator WEB interface, to AS, sends call request information according to the request with the UE that self converses, and asks establishment meeting, and carries the telephone number information of UEA and relevant conference member.

Step 602, AS returns to request response message to WS: accept request, process.

Step 603, AS sends REINVITE request to UEA.AS wish application conferencing resource also adds meeting by UEA.

Step 604, UEA returns to 200OK (REINVITE) to AS and finally responds, and carries the SDP information of self.

Step 605, AS sends INVITE request, the SDP information of carrying UE A to MRS.

Step 606, MRS returns to 200OK (INVITE) to AS and finally responds, and carries the SDP information of self.

Step 607, AS sends ACK acknowledge message to MRS.

Step 608, AS sends ACK acknowledge message, the SDP information of carrying MRS to UE A.

Step 609, AS sends INFO notice request to MRS.AS request MRS is to UE A audio mixing: the authority of hearing of controlling UEA is can listen, can say a kind of or whole.

Step 610, MRS returns to 200OK (INFO) response to AS.

Step 611, AS sends state reporting message to WS: UE A adds meeting success.

Step 612, AS sends INVITE request to UE Bi, and request number is Bi.AS calls out the relevant conference members such as UEB1, UE B2, UE B3 simultaneously, should be appreciated that relevant conference member Bi statement for relevant conference member herein.

Step 613, UE Bi returns to 180Ring Temporary Response to AS.

Step 614, AS sends state reporting message to WS: UE Bi ring.

Step 615, UE Bi returns to 200OK (INVITE) to AS and finally responds, and carries the SDP information of self.User's off-hook of UE Bi.

Step 616, AS sends state reporting message to WS: user's off-hook of UE Bi.

Step 617, AS sends INVITE request, the SDP information of carrying UE Bi to MRS.AS applies for conferencing resource to MRS, and wish adds meeting by UE Bi.

Step 618, MRS returns to 200OK (INVITE) to AS and finally responds, and carries the SDP information of self.

Step 619, AS sends ACK acknowledge message to MRS.

Step 620, AS sends ACK acknowledge message, the SDP information of carrying MRS to UE Bi.

Step 621, AS sends INFO notice request to MRS.AS request MRS is to UE Bi audio mixing: the authority of hearing of controlling UE Bi is can listen, can say a kind of or whole.

Step 622, MRS returns to 200OK (INFO) response to AS.

Step 623, AS sends state reporting message to WS: UE Bi adds meeting success.If the final response of certain member is not off-hook, can select again to call out this member.Relevant member's off-hook, finally realizes videoconference.

Fig. 7 shows the structure of WS of the present invention, and as described in Figure 7, described WS is used for according to operator according to passing through the establishment request for conference that operator WEB interface server is inputted, transmission call request information with the request of the UE that self converses.

Fig. 8 shows the structure of AS of the present invention, and as shown in Figure 8, described AS includes after the call request message that creates request for conference for receiving, and application conferencing resource, carries out videoconference establishment.

The present invention also provides a kind of system that realizes of videoconference, comprises UE, MRS, also comprises: operator WEB interface server, WS and AS; Wherein,

The above, be only preferred embodiment of the present invention, is not intended to limit protection scope of the present invention.

Claims

1. an implementation method for videoconference, is characterized in that, described method comprises:

Service application service device AS receives the call request information that central office service WEB server WS sends, and described call request information is that according to operator, according to the request with self calling user equipment UE, the establishment request for conference by the input of operator WEB interface sends by described WS;

Described AS receives after described call request information, and application conferencing resource, carries out videoconference establishment;

Wherein, in described call request information, carry the telephone number information of described UE and the telephone number information of conference member; The telephone number information of described UE and the telephone number information of conference member, pass through to call out general number notification traffic person by described UE.

2. method according to claim 1, is characterized in that, described AS application conferencing resource carries out videoconference and is created as:

3. the system that realizes of videoconference, comprises UE, Media Resource Server MRS, it is characterized in that, described system also comprises: operator WEB interface server, central office service WEB server WS and service application service device AS; Wherein,

Described AS, for receiving after described call request message, application conferencing resource, carries out videoconference establishment;

Described UE, for setting up call, notification traffic person's self telephone number information and the telephone number information of relevant conference member by calling out general number and operator.

4. system according to claim 3, is characterized in that, described WS, and specifically for sending the call request information that carries the telephone number information of described UE and the telephone number information of conference member, request creates meeting.

5. system according to claim 4, is characterized in that, described AS, and specifically for to MRS application conferencing resource, call-conference member, and control the authority of hearing of conference member; When there is the conference member of accessing conference not, again call out.

6. a central office service WEB server WS, is characterized in that, described WS comprises: request transport module, meeting control module; Wherein,

Described request transport module, for by operator, according to the request with the UE that self converses, the establishment request for conference by the input of operator WEB interface server sends;

Described meeting control module, the conference member quantity comprising for the establishment request for conference of inputting by operator WEB interface server according to the operator who receives, control the sending of establishment request for conference of described operator WEB interface server, and send call request information to service application service device AS; In described call request information, carry the telephone number information of described UE and the telephone number information of conference member; The telephone number information of described UE and the telephone number information of conference member, set up call notification traffic person by described UE by calling out general number and operator.

7. WS according to claim 6, is characterized in that, described WS also comprises: display control module, shows the message receiving in real time for controlling operator WEB interface server.

8. a service application service device AS, is characterized in that, described AS comprises: meeting operational module and audio mixing control module; Wherein,

Described meeting operational module, includes after the call request information that creates request for conference for receiving, and to MRS application conferencing resource, call-conference member, adds meeting by calling subscriber and conference member, and sends audio mixing instruction; Described call request information is that according to operator, according to the request with self call UE, the establishment request for conference by operator WEB interface server input is sent to AS's by WS; In described call request information, carry the telephone number information of described UE and the telephone number information of conference member; The telephone number information of described UE and the telephone number information of conference member, set up call notification traffic person by described UE by calling out general number and operator;

9. AS according to claim 8, is characterized in that, described AS also comprises: request respond module and state reporting module; Wherein,