WO2010063199A1

WO2010063199A1 - Method, system and device for realizing multimedia service handling for call

Info

Publication number: WO2010063199A1
Application number: PCT/CN2009/074415
Authority: WO
Inventors: 胡斐然; 郑波; 陈普; 蒋吴军; 肖丹; 鲁劲草
Original assignee: 华为技术有限公司
Priority date: 2008-12-03
Filing date: 2009-10-13
Publication date: 2010-06-10
Also published as: CN101753735B; CN101753735A

Abstract

A method for realizing multimedia service handling for call is provided, which includes that: when the call event information from a call request device is received, the call event information is sent to a Web service request device based on a call event handling notification subscribed by the Web service request device; the call response information sent by the Web service request device is received; a call control device is indicated to respond the call based on the call response information, the call response notification information is sent to the Web service request device and it enables that the Web service request device indicates the call control device to handle the call from the call request device using multimedia service. Correspondingly, a system and device for realizing multimedia service handling for call are provided. By application of the present invention, the handling capability for call of the call notification Web service is enhanced, the position of Voice Extensible Markup Language (VoiceXML) is not needed to specify, and the problem that the support of telecommunication product to VoiceXML is not very well currently is avoided.

Description

Method, system and device for realizing multimedia service processing for call This application claims to be filed on December 3, 2008, the application number of the Chinese Patent Office is 200810219631. 7, the invention name is "a method and system for processing multimedia services for calling" The priority of the Chinese Patent Application, the entire disclosure of which is incorporated herein by reference. Technical field

The present invention relates to the field of communications technologies, and in particular, to a method, system, and device for implementing multimedia service processing on a call. Background technique

The Next Generation Network (NGN) is a comprehensive open network architecture that provides a wide range of services, including voice, data and multimedia, to support rapid service deployment and third-party service control. NGN open service provision is a distributed system. In order to realize third-party service development, the business structure should adopt open interface control technology. Currently, the application programming interface (API) technology is applicable.

Founded in 1998, Parlay's main goal is to develop industry-standard application programming interface (API) specifications that enable third-party service providers or telecom operators to adopt different technologies based on this interface platform over the Internet, the Internet, or The public exchanges online development of communication products, provides communication services, and quickly customizes personalized services for specific user groups to complement common services.

To facilitate the development of next-generation web applications by IT developers who do not have telecommunications expertise, Par 1 ay has introduced the Par lay X Web Services specification. In the Parlay X Web Services Specification version 3.0, 19 basic services were defined for developers to easily access telecommunications network capabilities. Among them, the defined call processing (Cal l Handing) web service provides a mechanism for specifying how to handle a specific calling number for an application request. Specifically, the Web service requesting device uses a Simple Object Access Protocol (SOAP) to communicate with the call processing Web service device. A letter that sets, queries, and clears how a particular calling number is processed. When a call request is initiated, the call control device processes in accordance with the manner in which the call processing web service device has been set to process the specific calling number. Currently, call processing methods include: call acceptance, call blocking, conditional forwarding, unconditional forwarding, and playback. The existing playback mode is to transfer the call to a voice interaction system (such as a multimedia mailbox) to implement an Interactive Voice Response (IVR), which requires pre-specified voice interaction content, such as Voice. The location of the XML. This way of creating IVR interactions has the following drawbacks:

At present, telecom products have poor support for VoiceXML, and fewer products that can realize recording and recording functions in the IVR interaction process. Therefore, the way in which call processing Web services create IVR interactions severely limits the scope of use.

Summary of the invention

Embodiments of the present invention provide a method and system for processing a call by using a multimedia service, which uses a Web service requesting device to exchange information with a call notification Web service device, and adds a call event for the called user to be busy, unreachable, or unanswered. The method of answering the call is handled, and the multimedia service processing is implemented on the call according to the indication of the call response, thereby avoiding the problem that the current telecommunication product has poor support for VoiceXML.

The method for processing a multimedia service for a call according to an embodiment of the present invention includes: when receiving call event information from a call requesting device, sending the call event information to the call event according to a call event processing notification subscribed by the web service requesting device Web service request device;

Receiving call response information sent by the web service requesting device, where the call response information is information sent by the web service requesting device after receiving the call event information;

Instructing the call control device to answer the call according to the call response information, and transmitting call response notification information to the Web service requesting device, so that the Web service requesting device instructs the call control device to process the call request device by using a multimedia service call. Correspondingly, the embodiment of the present invention further provides a system for implementing multimedia service processing on a call, including a call notification web service device and a web service request device;

The call notification web service device, when receiving the call event information, sending the call event information to the web service requesting device according to a call event processing notification subscribed by the web service requesting device; receiving the web service requesting device After the sent call response information, the call control device is instructed to answer the call according to the call response information, and send call response notification information to the web service requesting device;

The web service requesting device, after receiving the call event information, selecting a call response and transmitting call answer information to the call notification web service device; receiving the call response sent by the call notification web service device After notifying the information, the call control device is instructed to process the call from the call requesting device using the multimedia service.

Correspondingly, the embodiment of the present invention further provides a web service requesting device, including:

a subscription requesting unit, configured to subscribe a call event processing notification to the call notification web service device, and a call response indication unit, configured to receive, when the call notification web service device processes the call event information sent according to the subscribed call event processing notification, The call answers and sends a call answer message to the call notification web service device, triggering the call notification web service device to instruct the call control device to answer the call;

And a multimedia processing indication unit, configured to: when receiving the call response notification information, instruct the call control device to process the call from the call requesting device by using a multimedia service.

Correspondingly, the embodiment of the present invention further provides a call notification web service device, including: a subscription unit, configured to perform a subscription according to a call event processing notification subscription request sent by the web service requesting device;

a call event processing notification unit, configured to: when the call event information is received, send a call event information to the web service requesting device according to the subscribed call event processing notification, triggering the web service requesting device to select a response according to the call event processing request information Calling and sending call answering information to the call notification web service device; The call answering processing instruction unit is configured to: after receiving the call answering information sent by the web service requesting device, instruct the call control device to answer the call, and send the call answering notification information to the web service requesting device.

Correspondingly, an embodiment of the present invention further provides a call control apparatus, including:

The call status determining unit is configured to: when receiving the call from the call requesting device, determine whether the calling end and the called end of the call can be connected, and cannot be connected, and send the call event information to the call notification web. Service equipment

a call answering unit, configured to answer a call when receiving the call answering information sent by the web service requesting device;

And a call multimedia processing unit, configured to receive multimedia service indication information sent by the web service requesting device, and process the call from the call requesting device according to the multimedia service indication information.

Correspondingly, the embodiment of the present invention further provides a multimedia call web service device, including: a receiving unit, configured to receive multimedia service indication information from a web service requesting device; and a sending unit, configured to send the multimedia service indication information And to the call control device, instructing the call control device to process the call from the call requesting device using a multimedia service.

In the embodiment of the present invention, the web service requesting device interacts with the call notification web service device to implement processing on the call from the call requesting device by using the multimedia service, which adds a call processing mode, that is, answers the call, so that the called user is busy. When it is unreachable or unanswered, it can directly answer the call and play the caller or record the call for call processing, which avoids the problem that the current telecom products have poor support for Vo iceXML. DRAWINGS

1 is a schematic structural diagram of a system for implementing multimedia service processing for a call according to Embodiment 1 of the present invention;

2 is a schematic structural diagram of a system for implementing multimedia service processing for a call according to Embodiment 2 of the present invention; Figure

3 is a schematic structural diagram of a call notification Web service device according to an embodiment of the present invention;

4 is a schematic structural diagram of a Web service requesting device according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a call control apparatus according to an embodiment of the present invention; FIG.

6 is a schematic structural diagram of a multimedia call web service device according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a method for processing a multimedia service for a call according to Embodiment 3 of the present invention; FIG. 8 is a schematic diagram of a method for implementing a multimedia service for a call according to Embodiment 4 of the present invention; FIG. 9 is a schematic diagram of implementing a multimedia service for a call according to Embodiment 5 of the present invention; FIG. 10 is a specific example of implementing multimedia service processing for a call according to an embodiment of the present invention; and FIG. 11 is another specific example of implementing multimedia service processing for a call according to an embodiment of the present invention. detailed description

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the Parl ay X Web Services Specification version 3. 0, two of the 19 basic services defined are: Call Notification Web Service, Voice Call Web Service. The voice call web service can add or remove media streams for ongoing calls, and can also interact with other call control web services (such as multimedia conferences, third party calls) to transmit the media stream of the call participants. Call Notification Web Service Allows a user to process a called side call through a web service requesting device. Specifically, the call notification web service defines several call events such as the called user being busy, the called user being unreachable, the called user not answering, and the incoming call, and such a call event occurs after the web service requesting device subscribes to the notification. The call notification web service device sends a notification message to the web service requesting device, and the web service requesting device can specify the processing manner in the response message. The current call notification web service defines three processing methods, namely routing a call to a new address, continuing normal processing, and terminating the call.

An interactive voice response calling system provided by an embodiment of the present invention is busy and called at a called user When several call events such as user unreachable, called user no answer, and incoming call occur, the direct answer call processing mode can be adopted, and the voice call web service device is called to perform IVR interaction.

1 is a schematic structural diagram of a call implementation multimedia service processing system according to Embodiment 1 of the present invention. As shown in FIG. 1, the system includes: a call notification Web service device 1 1 , a Web service request device 12 , a call control device 14 , and The call requesting device 15. The function devices will be further described below.

The call requesting device 15, for transmitting a call request message to the call control device 14, requests the call control device 14 to route the call to the called side.

The call control device 14 is configured to: when receiving a call from the call requesting device, determine whether the calling end and the called end of the call can be connected, and cannot be connected, and send the call event information to the call notification web. Service device 11.

The call notification web service device 11 is configured to send the call event information to the web service requesting device 12 according to a call event processing notification subscribed by the web service requesting device 12 when receiving the call event information.

The web service requesting device 12, after receiving the call event information, selects a call answer and sends call answer information to the call notification web service device 11.

The call notification web service device 11 is further configured to: after receiving the call answering information, instruct the call control device 14 to answer the call according to the call answering information;

The call control device 14 is further configured to: when receiving the call response information sent by the call notification web service device 11, answering the call;

The call notification web service device 11 is further configured to send call answer notification information to the web service requesting device 12.

The Web service requesting device 12 is further configured to: after receiving the call response notification information, instruct the call control device 14 to process the call from the call requesting device by using a multimedia service.

The call control device 14 is also operative to process the call from the call requesting device 15 using multimedia services.

Specifically, the processing of the call by using the multimedia service includes one of the following modes and any combination: Play, record, receive, record, record.

2 is a schematic structural diagram of a system for performing multimedia service processing on a call according to Embodiment 2 of the present invention. As shown in FIG. 2, the system includes: a call notification Web service device 11, a Web service request device 12, and a multimedia call Web service device. 13. Call control device 14 and call request device 15. Wherein: the call requesting device 15 is configured to send a call request message to the call control device 14, requesting the call control device 14 to route the call to the called side. In an IP Multimedia Subsense (IMS) network, the call requesting device 15 may be located in a User Equipment (UE) or an Application Server (AS).

In the embodiment of the present invention, the communication protocol between the call control device 14 and the call requesting device 15 includes, but is not limited to, a SIP protocol, a SOAP protocol, an HTTP protocol, other standard protocols, or a proprietary protocol. The call control device 14 and the call requesting device 15 may be a direct connection or an indirect connection. The indirect connection means that there are other intermediate nodes between the call control device 14 and the call requesting device 15. .

The call control device 14 is for controlling a call initiated by the call requesting device 15. The device can provide IMS user network authentication, session control, and roaming mobility management, bearer quality of service (QoS) control, and media resource control. The call control device 14 is further configured to determine whether the call state is based on the call status. A call event occurs; when a call event occurs, the call control device 14 sends a call event processing request message to the call notification web service device 11; when the call notification web service device 1 1 indicates a direct answer call, the call control device 14 Ability to answer calls directly and provide multimedia service processing. In the IMS network, the call control device 14 may be a Call Session Control Function (CSCF), an application server.

(Appl ication Server, AS), Multimedia Resour ce Function Controller (MRFC) and / or Multimedia Resource Function Processor (Multimedia

Resource Function Processor, MRFP), etc.

In the embodiment of the present invention, the communication protocol between the call notification web service device 11 and the call control device 14 includes, but is not limited to, a SIP protocol, other standard protocols, or a proprietary protocol. Call notification web service The device 11 and the call control device 14 may be a direct connection or an indirect connection. The indirect connection means that there are other intermediate nodes between the call notification web service device 11 and the call control device 14.

In the embodiment of the present invention, the communication protocol between the Web service requesting device 12 and the call notification Web service device 11 includes but is not limited to: SOAP protocol, HTTP protocol, Java Script call, other standard protocol or proprietary protocol. The web service requesting device and the call notification web service device may be a direct connection or an indirect connection, and the indirect connection means that there are other intermediate nodes between the web service requesting device 12 and the call notification web service device 11.

Then, the call notification web service device 1 1 is further configured to, after receiving the call response information, instruct the call control device 14 to answer the call according to the call response information, and send the call response notification information to the web service requesting device 12 .

Optionally, the call notification web service device 11 sends the call response notification information, which may be sent according to the call response notification subscribed by the service request device 12, or may be sent directly after answering the call according to the default setting. Call answer notification information.

Next, the web service requesting device 12 is further configured to send the multimedia service indication information to the multimedia call web service device 13 after receiving the call response notification information.

In the embodiment of the present invention, the communication protocol between the Web service requesting device 12 and the multimedia call Web service device 13 includes: SOAP protocol, HTTP protocol, Java Script call, other standard protocol or proprietary protocol. The Web service requesting device 12 and the multimedia call Web service device 13 may be directly connected or indirectly connected. The indirect connection means that there are other intermediate nodes between the Web service requesting device 12 and the multimedia call Web service device 13. The multimedia call web service device 13 is configured to send the multimedia service indication information to the call control device 14, and instruct the call control device 14 to process the call from the call request device 15.

The multimedia service indication information includes information such as an audio file address and a video file address, and is used for indicating playback or video recording, prompting the calling user to leave a message or taking a picture, and collecting the number.

The communication protocol between the multimedia call web service device 13 and the call control device 14 includes: SOAP protocol, SIP protocol, other standard protocol or proprietary protocol. The multimedia call web service device 13 and the call control device 14 may be a direct connection or an indirect connection, and the indirect connection means that there are other intermediate nodes between the multimedia call web service device 13 and the call control device 14.

The web service requesting device 12 is further configured to directly send the multimedia service indication information to the call control device 14 after receiving the call response notification information to instruct the call control device 14 to process the call from the call requesting device 15.

In the embodiment of the present invention, the communication protocol between the Web service requesting device 12 and the call control device 14 includes, but is not limited to, a SIP protocol, other standard protocols, or a proprietary protocol. The web service requesting device 12 and the call control device 14 may be a direct connection or an indirect connection. The indirect connection means that there are other intermediate nodes between the web service requesting device 12 and the call control device 14.

Specifically, the processing of the call by using the multimedia service includes one of the following modes and any combination: playing, recording, collecting, recording, recording. The playback may be performed by the call control device 14 according to the address of the audio file carried in the multimedia service indication message; the video recording may be performed by the call control device 14 according to the video file address carried in the multimedia service indication message.

3 is a schematic structural diagram of a call notification Web service device according to an embodiment of the present invention. As shown in FIG. 3, the call notification Web service device 11 includes:

The subscribing unit 11 1 is configured to subscribe according to the call event processing notification request sent by the web service requesting device 12. Upon completion of the subscription, the call event processing notification unit 112 is notified, so that the call event processing notification unit 112 and the call answer processing instruction unit 113 transmit the call event information and the call answer notification information to the Web service requesting device 12.

The call event processing notification unit 112 is configured to receive the call event information according to the subscribed The call event processing notification sends the call event information to the web service requesting device 12, triggering the Web service requesting device 12 to select the answering call according to the call event processing request information and send the call answering information to the call notification web service device 11;

The call answering processing instruction unit 113 is configured to receive the call answering information sent by the web service requesting device 12, instruct the call control device 14 to answer the call, and send the call answering notification information to the web service requesting device 12.

The subscribing unit 111 is further configured to: subscribe according to the call response notification subscription request sent by the web service requesting device 12; the call answer processing indication unit 1 13 is configured to facilitate the call response processing indication unit 113 to send the call response information to the web service. Request device 12.

The call answering processing instruction unit 113 is further configured to: send the call answering notification information to the Web service requesting device 12 according to the subscribed call answering notification.

4 is a schematic structural diagram of a Web service requesting device according to an embodiment of the present invention. As shown in FIG. 4, the Web service requesting device 12 includes:

The subscription request unit 121 is configured to subscribe to the call notification web service device 11 for a call event notification. The call response indication unit 122 is configured to: when receiving the call event information sent by the call notification web service device 11, select a call response and send the call response information to the call notification web service device 11, triggering the call notification web service device 1 1 Instructs the call control device to answer the call.

The multimedia processing indication unit 123, when receiving the call response notification information, instructs the call control device 14 to process the call from the call requesting device by using the multimedia service.

The subscription requesting unit 121 is further configured to subscribe the call notification web service device 11 to the call response notification.

In this embodiment, the manner in which the call control device 14 is notified to process the call service from the call requesting device by using the multimedia service includes one of the following:

1. The Web service requesting device 12 sends the multimedia service indication information to the multimedia call Web service device 13, and then the multimedia call Web service device 13 transmits the multimedia service indication information to the call control device 14 to instruct the call control device 14 to respond to the call request device. The call of 15 is processed. 2. The Web service requesting device 12 directly transmits the multimedia service indication information to the call control device 14 to instruct the call control device 14 to process the call from the call requesting device 15.

FIG. 5 is a schematic structural diagram of a call control device according to an embodiment of the present invention. As shown in FIG. 5, the call control device 14 includes:

The call status determining unit 141 is configured to: when receiving the call from the call requesting device 15, determine whether the calling end and the called end of the call can be connected, and cannot be connected, and send the call event information to the call. Notifying the web service device 1 1 ;

The call answering unit 142 is configured to: when receiving the call answering information sent by the web service requesting device 12, answer the call;

The call multimedia processing unit 143 is configured to receive multimedia service indication information sent by the web service requesting device, and process the call from the call requesting device by using a multimedia service according to the multimedia service record indication information, where the multimedia service is processed. The indication information may be obtained directly from the web service requesting device 12 or indirectly from the multimedia call web service device 13.

FIG. 6 is a schematic structural diagram of a multimedia call web service device according to an embodiment of the present invention. As shown in FIG. 6, the multimedia call web service device 13 includes:

The receiving unit 131 is configured to receive the multimedia service indication information from the web service requesting device 12, and the sending unit 132 is configured to send the multimedia service indication information to the call control device 14, and instruct the call control device 14 to utilize the multimedia service processing. The call from the call requesting device 15.

FIG. 7 is a schematic diagram of a method for implementing multimedia processing on a call according to Embodiment 3 of the present invention. As shown in FIG. 7, the method includes:

Step S701: The call notification web service device receives the call event information from the call requesting device, and sends the call event information to the web service requesting device according to a call event processing notification subscribed by the web service requesting device.

Specifically, when the call notification web service device receives the call event information from the call requesting device, the call event information is sent to the web service according to the call event notification subscribed by the web service requesting device. Request a device.

Step S702: The call notification web service device receives call response information sent by the web service requesting device, where the call response information is information that is sent by the web service requesting device after receiving the call event information.

Specifically, the web service requesting device receives the call event information sent by the web service device, and the call event information includes call type information. If the user application selects the call event in advance to answer the call, the response is sent. The call information informs the web service device of the call.

Step S703, the call notification web service device instructs the call control device to answer the call according to the call response information, and sends a call response notification message to the web service requesting device, so that the web service requesting device instructs the call control device to utilize The multimedia service handles the call from the call requesting device.

In the embodiment of the present invention, the call notification web service device sends the call response notification information to the web service requesting device, including one of the following ways:

1. The web service requesting device subscribes to the call notification notification to the web service device in advance, and when the called response event occurs, sends the call response notification information to the web service requesting device according to the subscribed call response notification;

2. Call Notification The web service device is set by default to send call response notification information to the web service requesting device when the called response event occurs.

FIG. 8 is a schematic diagram of a method for processing a multimedia service for a call according to Embodiment 4 of the present invention. As shown in FIG. 8, the method includes:

Step S801: When the call notification web service device receives the call event information from the call requesting device, the call event information is sent to the web service requesting device according to the call event processing notification subscribed by the web service requesting device.

Step S802, the call notification web service device receives call response information sent by the web service requesting device, where the call response information is that the web service requesting device receives the call Information sent after the event information.

Step S803, the call notification web service device instructs the call control device to answer the call according to the call response information, and sends the call response notification information to the web service requesting device according to the call response notification subscribed by the web service requesting device.

Step S804: The web service requesting device sends the multimedia service indication information to the multimedia call web service device.

Step S805: The multimedia call web service device sends the multimedia service indication information to the call control device to instruct the call control device to process a call from the call request device.

FIG. 9 is a schematic diagram of a method for processing a multimedia service for a call according to Embodiment 5 of the present invention. As shown in FIG. 9, the method includes:

Step S901: When the call notification web service device receives the call event information from the call requesting device, the call event information is sent to the web service requesting device according to the call event processing notification subscribed by the web service requesting device.

Step S902: The call notification web service device receives the call response information sent by the web service requesting device, where the call response information is information that is sent by the web service requesting device after receiving the call event information.

Step S903, the call notification web service device instructs the call control device to answer the call according to the call response information, and sends call response notification information to the web service requesting device.

Step S904: The web service requesting device sends the multimedia service indication information to the call control device to instruct the call control device to process a call from the call requesting device.

The processing of the call by using the multimedia service includes one of the following modes and any combination: playing, recording, collecting, recording, recording. Specifically, the playing may be prompting the calling user to: leave a message, leave a picture, or dial later.

It should be noted that, in the embodiment of the present invention, the description of the method embodiment may be specifically referred to the description of the system embodiment, and details are not described herein. Specific examples are given below to further describe the embodiments of the present invention.

FIG. 10 is a specific example of implementing multimedia service processing for a call according to an embodiment of the present invention. As shown in Figure 10, it includes the following steps:

Step S1001: The web service requesting device subscribes to the call event processing notification.

Specifically, the web service requesting device invokes a call notification web service device's startCal lDirectionNotification interface to subscribe to a notification about a call event, and when the called user is busy, unreachable, or unanswered, a call event occurs, and a call notification web is received. The processing request message sent by the service device, the user can set different processing manners for different call events. For example, for the processing request message that the called user is busy, the setting processing mode is Answer Answer (Answer). And the call notification W eb service device is set by default to send a call response notification message to the web service requesting device when the called response event occurs.

Step S1002: The call requesting device sends a call request message.

The call requesting device sends a call request message to the call control device, where the call request message includes information such as a calling subscriber identity, a called subscriber identity, and a call type.

Step S1003: The call control device determines the status of the called user.

Specifically, after receiving the call request message, the call control device obtains related data of the called user from the Home Subscriber Server (HSS) according to the information contained therein, checks the status of the called user, and determines the called party. In the embodiment of the present invention, the status of the called user is determined to be busy by the called user.

Step S1004: The call control device sends a notification message that the called user is busy to the call notification web service device when determining that the called user is busy.

Step S1005: The call notification web service device sends a processing request message about the busyness of the called user. Specifically, after the call notification web service device receives the notification message about the called user being busy by the call control device, it is determined that the called user busy call event has occurred, because the web service requesting device has previously subscribed to the called user busy. Calling the event processing notification, and then sending a processing request message (handleBusy) to the web service requesting device about the busyness of the called user, requesting the web service request setting Give a decision on the processing.

Step S1006: The web service requesting device sends a processing request response message.

Specifically, the web service requesting device gives a processing decision in the response message of handling the called user's busy (handleBusy) according to the processing mode set by the called user in advance, and sends the call to the web service device, which is specified in the embodiment of the present invention. An Answer processing is performed, and the processing request response message includes call response information.

Step S1007: The call notification web service device instructs the call control device to answer the call according to the call answer message.

Step S1008: The call control device answers the call according to the indication.

Step S1009: The call notification web service device sends a call response notification message.

Specifically, the call notification web service sends a call response notification message (notifyAnswer) to the web service requesting device after the call is answered, and the message carries parameters such as Cal l Session Iden tifier.

Step S1010: The web service requesting device sends a multimedia service indication message.

Specifically, the web service requesting device sends a multimedia service indication message such as a StartPlay And Col lectlnteraction or a Start Play And Record Interaction message to the multimedia call web service device (Audio Cal l) to instruct the call processing indication. The multimedia also indicates that the message carries parameters such as a Cal l Session Identifier, an audio file address, or a video file address.

Step S101: The multimedia call web service device sends a multimedia service indication message to the call control device to instruct the call control device to play or record the call request device.

Specifically, the multimedia service indication message carries parameters such as a Cal l Session Identifier, an audio file address, or a video file address.

Step S1012: The call control device plays or records the call requesting device, and receives, records, or records the call, thereby implementing the call processing.

The playing sound may be the sound carried by the call control device according to the multimedia service indication message. The frequency file address is used for playing, and the recording may be performed by the call control device according to the video file address carried in the multimedia service indication message.

FIG. 11 is another specific example of implementing multimedia service processing for a call according to an embodiment of the present invention. As shown in FIG. 11, the method includes the following steps:

Step S1101: The web service requesting device subscribes to the call event processing notification.

Specifically, the web service requesting device sends a startCal lDirectionNotification message to the call notification web service device, subscribes to the notification about the call event, and receives a call notification web service when the called user is busy, unreachable, or no answer, etc. The processing request message sent by the device, the user can set different processing manners for different call events. For example, for the processing request message that the called user does not answer, the setting processing mode is Answer Answer (Answer).

Step S1102: The web service requesting device subscribes to the call response notification.

Specifically, the web service requesting device sends a startCal lNotification message to the call notification service device, and subscribes to the call event processing notification about the called response, and when the called response event occurs, the call is sent to notify the web service device to send the call. Reply to the notification message.

Step S1103: The call requesting device initiates a call request.

Step S1104: The call control device determines the status of the called user.

Specifically, the call control device obtains related data of the called user from the Home Subscriber Server (H SS ), checks the status of the called user, and determines whether the called user status is busy or unreachable, if the called user If the call is not busy or unreachable, the call is routed to the called user terminal. However, for some reason, the called user does not answer the call. When the called user terminal rings, the call control device determines that the called user has no call. Answer.

Step S1105: The call control device sends a notification message that the called user has no response to the call notification web service device when determining that the called user does not answer.

Step S1 106, the call notification web service device sends a processing request that the called user has no response. Message.

Specifically, after the call notification web service device receives the notification message of the call control device that the called user has no response, it is determined that the called user has no answering call event has occurred, because the web service requesting device has previously subscribed to the called party. The user does not answer the call event processing notification, and then sends a processing request message (handleNoAnswe r ) to the web service requesting device that the called user does not answer, requesting the web service requesting device to give a processing decision.

Step S1107: The web service requesting device sends a processing request response message.

Specifically, according to the processing mode set by the called user in advance, the web service requesting device gives a processing decision in a response message requesting processing of the called user's no answer (handl eNoAnswer), and sends the call to the web service device, which is implemented by the present invention. In the example, an answer processing is specified, and the call event response message includes call response information.

Step S1 108: The call notification web service device instructs the call control device to answer the call according to the call answer message.

Step S1109: The call control device answers the call according to the indication.

Step S1110: The call notification web service device sends a call response notification message.

Specifically, because the web service requesting device has previously subscribed to the call answering notification, the call notification web service sends a call answering notification message (notifyAnswer) to the web service requesting device after the answering call, the message carrying the Cal l Session Parameters such as Identifier.

Step SI 111: The web service requesting device sends a multimedia service indication message.

Specifically, the web service requesting device directly sends a multimedia service indication message to the call control device to instruct the call control device to play or record the call request device.

Step S1112: The call control device plays or records the call requesting device, and receives, records, or records the call, thereby implementing the call processing.

The playing sound may be the sound carried by the call control device according to the multimedia service indication message. The frequency file address is used for playing, and the recording may be performed by the call control device according to the video file address carried in the multimedia service message.

The embodiment of the present invention uses a call notification web service device to interact with a web service requesting device to create a full-featured multimedia service processing call. It adds a call processing method, that is, answering a call, so that when the called user is busy, unreachable, or unanswered, the call can be directly answered and the calling user can be played for multimedia interactive processing. On the one hand, the call notification Web service enhances the influence on the call, and on the other hand, the technical requirements of the user are reduced, so that the user can implement multimedia service processing without having to master the VoiceXML syntax. Calling, and avoiding the current poor support for VoiceXML in telecom products. Moreover, since the function of processing the call by the multimedia service is complete, the feeling of the service experience of the calling user can be improved.

It should be noted that the embodiment of the present invention does not need to introduce independent functional components, and can be implemented by means of software plus a necessary general hardware platform. Based on such understanding, the technical solution of the embodiments of the present invention may be embodied in the form of a software product in essence or in the form of a software product. The computer software product is stored in a storage medium and includes a plurality of instructions. The methods described in various embodiments of the invention are performed. The storage medium referred to herein is, for example, a ROM/RAM, a magnetic disk, a optical disk, or the like.

In conclusion, the above is only a preferred embodiment of the present invention and is not intended to limit the scope of the present invention. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and scope of the invention are intended to be included within the scope of the invention.

Claims

Claim

A method for implementing multimedia service processing on a call, comprising: receiving, when receiving call event information from a call requesting device, sending a call event processing notification subscribed by the web service requesting device to the web service requesting device The call event information;

Instructing the call control device to answer the call according to the call response information, and transmitting call response notification information to the Web service requesting device, so that the Web service requesting device instructs the call control device to process the call request device by using a multimedia service call.

The method according to claim 1, wherein the instructing the call control device to answer the call according to the call response information, and sending the call response notification information to the web service requesting device, includes:

The call control device is instructed to answer the call based on the call answering information, and the call answering notification information is transmitted to the Web service requesting device according to the call answering notification subscribed by the Web service requesting device.

The method according to claim 1, wherein the web service requesting device instructs the call control device to process the call from the call requesting device by using the multimedia service, including: the web service requesting device to the multimedia Call the web service device to send a multimedia service indication letter.

The multimedia call web service device sends the multimedia service indication information to the call control device to instruct the call control device to process the call from the call request device by using a multimedia service.

The method according to claim 1, wherein the web service requesting device instructs the call control device to process the call from the call requesting device by using a multimedia service:

The web service requesting device transmits multimedia service indication information to the call control device to instruct the call control device to process the call from the call requesting device by using a multimedia service.

The method according to any one of claims 1 to 4, wherein the processing of the call by the multimedia service comprises one or any combination of the following modes: play, record, receive, record, record.

6. A system for implementing multimedia service processing on a call, comprising a call notification web service device and a web service request device, wherein:

The system according to claim 6, wherein the call notification web service device is further configured to request a device from the web service according to a call response notification subscribed by the web service requesting device.

8. The system according to claim 6, wherein the system further comprises a multimedia call web service device;

The multimedia call web service device is configured to instruct the call control device to process the call from the call request device by using a multimedia service according to the multimedia service indication information;

The web service requesting device is further configured to send the multimedia service indication information to the multimedia call web service device after receiving the call response notification information.

The system according to claim 6, wherein the web service requesting device is further configured to: after receiving the call response notification information, send multimedia service indication information to the call control device to indicate the call The control device processes the call from the call requesting device using the multimedia service.

The system according to any one of claims 6 to 9, wherein the processing of the call by using the multimedia service comprises one of the following modes and any combination: playing, recording, collecting, recording, recording.

A web service requesting device, comprising:

12. The web service requesting device according to 11, wherein the subscription request unit further Used to subscribe to a call notification notification to a call notification web service device.

The web service requesting device according to 11, wherein the call processing instruction unit instructs the call control device to utilize the multimedia service processing center when receiving the call notification notification information sent by the web service device by the call notification The call from the call requesting device includes one of the following methods:

The web service requesting device sends the multimedia service indication information to the multimedia call web service device, and the multimedia call web service device sends the multimedia service indication information to the call control device to instruct the call control device to utilize the multimedia service processing The call from the call requesting device; or

The web service requesting device sends the multimedia service indication information to the call control device to instruct the call control device to process the call from the call requesting device by using the multimedia service.

14. A call notification web service device, comprising:

a subscription unit, configured to perform a subscription according to a call event processing notification subscription request sent by the web service requesting device;

a call event processing notification unit, configured to: when the call event information is received, send a call event information to the web service requesting device according to the subscribed call event processing notification, triggering the web service requesting device to select a response according to the call event information Calling and sending call answering information to the call notification web service device;

The call answering processing instruction unit is configured to: after receiving the call answering information sent by the web service requesting device, instruct the call control device to answer the call, and send the call answering notification information to the web service requesting device.

The call notification web service device according to claim 14, wherein the subscription unit is further configured to notify a subscription request according to a call response sent by the web service requesting device. Request to subscribe;

The call response processing indication unit is further configured to send call response notification information to the Web service requesting device according to the subscribed call response notification.

16. A call control device, comprising:

17. A multimedia call web service device, comprising:

a receiving unit, configured to receive the multimedia service indication information from the web service requesting device, where the sending unit is configured to send the multimedia service indication information to the call control device, to instruct the call control device to process the request from the call by using the multimedia service The call to the device.