WO2009109135A1 - 在多方会话中实现个性化回铃音的方法及装置 - Google Patents

在多方会话中实现个性化回铃音的方法及装置 Download PDF

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Publication number
WO2009109135A1
WO2009109135A1 PCT/CN2009/070622 CN2009070622W WO2009109135A1 WO 2009109135 A1 WO2009109135 A1 WO 2009109135A1 CN 2009070622 W CN2009070622 W CN 2009070622W WO 2009109135 A1 WO2009109135 A1 WO 2009109135A1
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WO
WIPO (PCT)
Prior art keywords
ring back
back tone
session
personalized ring
calling party
Prior art date
Application number
PCT/CN2009/070622
Other languages
English (en)
French (fr)
Inventor
林飞
包渊
柯善阳
汪浩渝
黄蓉军
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to EP09716814.0A priority Critical patent/EP2249554B1/en
Publication of WO2009109135A1 publication Critical patent/WO2009109135A1/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/56—Arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10—Architectures or entities
    • H04L65/1016—IP multimedia subsystem [IMS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10—Architectures or entities
    • H04L65/1063—Application servers providing network services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1069—Session establishment or de-establishment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1096—Supplementary features, e.g. call forwarding or call holding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1101—Session protocols
    • H04L65/1104—Session initiation protocol [SIP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/42017—Customized ring-back tones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/006—Networks other than PSTN/ISDN providing telephone service, e.g. Voice over Internet Protocol (VoIP), including next generation networks with a packet-switched transport layer
    • H04M7/0072—Speech codec negotiation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2203/00—Aspects of automatic or semi-automatic exchanges
    • H04M2203/20—Aspects of automatic or semi-automatic exchanges related to features of supplementary services
    • H04M2203/2066—Call type detection of indication, e.g. voice or fax, mobile of fixed, PSTN or IP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/42025—Calling or Called party identification service
    • H04M3/42034—Calling party identification service
    • H04M3/42059—Making use of the calling party identifier

Definitions

  • the present invention relates to the field of mobile communications, and in particular, to a method and apparatus for implementing personalized ring back tone in a multiparty session, a session control server and a media resource server. Background technique
  • IMS Internet Protocol Multimedia Subsystem Network
  • the IMS-based multimedia CRBT service refers to the audio and/or video clips preset by the called user terminal when the called user terminal rings in the point-to-point call.
  • the specific implementation of the multimedia CRBT service includes: The session is processed by the CRBT server by triggering the call to the CRBT server, so that the CRBT is played to the calling party during the call.
  • the technology implements a multimedia ring back tone, it is directed to a one-to-one session, and is not applicable to a multi-party session, especially a one-to-many session, such as PoC, Group Share, and the like.
  • the existing multi-party session establishment process is:
  • the session control server sends the received “101” service session request sent by the calling party.
  • the called party of the calling group when the called party returns the first "180" ringing response message through the session control server, the calling terminal plays a local sound file to indicate that the called party is ringing.
  • the calling terminal After the calling party receives the first "200OK" message of the called party, the calling terminal stops playing the local sound file, and the session control server establishes a session with the called party.
  • the prior art has at least the following problems: Since the calling terminal receives a response message of the called party and plays a local sound file, the type and number of locally provided sound files are limited, and Once selected and cannot be modified, playing a sound file for a long time is relatively monotonous, and the user cannot enjoy the colorful personalized ring back tone during the establishment of the multi-party session. Summary of the invention
  • the first aspect of the embodiments of the present invention provides a method for implementing a personalized ring back tone in a multi-party session, so as to solve the defect that the ring back tone in the existing multi-party session is monotonous and cannot be modified, thereby effectively ensuring that the user can enjoy the multi-party session.
  • Personalized ring back tone is a method for implementing a personalized ring back tone in a multi-party session, so as to solve the defect that the ring back tone in the existing multi-party session is monotonous and cannot be modified, thereby effectively ensuring that the user can enjoy the multi-party session.
  • the second aspect of the embodiments of the present invention provides a device for implementing a personalized ring back tone in a multi-party session, so as to solve the defect that the ring back tone in the existing multi-party session is monotonous and cannot be modified, thereby effectively ensuring that the user can enjoy in the multi-party session.
  • Personalized ring back tone is a device for implementing a personalized ring back tone in a multi-party session, so as to solve the defect that the ring back tone in the existing multi-party session is monotonous and cannot be modified, thereby effectively ensuring that the user can enjoy in the multi-party session.
  • a method for implementing a personalized ring back tone in a multi-party session including:
  • a method for implementing a personalized ring back tone in a multi-party session including: Sending a session request to at least one called party of the session according to the received service session request sent by the calling party;
  • a personalized ring back tone is played to the calling party through a media channel established by the media negotiation of the personalized ring back tone.
  • a method for implementing a personalized ring back tone in a multi-party session by sending a temporary response message carrying a session description protocol with a personalized ring back tone to the calling party, establishing network-side personalization with the calling party
  • the media channel of the ringback tone causes the service session server to play a personalized ring back tone to the calling party in the multiparty session when receiving the first ringing response message.
  • a personalized ring back tone is implemented during the establishment of a multiparty session.
  • an apparatus for implementing a personalized ring back tone in a multi-party session including:
  • a session requesting module configured to send a session request to at least one called party according to the received service session request sent by the calling party
  • a first personalized ring back tone media negotiation module configured to perform media negotiation with the calling party to perform personalized ring back tone
  • a first playing module configured to: when receiving the first ringing response, play a personalized ring back tone to the calling party by using a media channel established by the media negotiation of the personalized ring back tone, the first ringing
  • the bell response message is sent by one of the called parties.
  • an apparatus for implementing a personalized ring back tone in a multiparty session including:
  • a session requesting module configured to send a session request to at least one called party according to the received service session request sent by the calling party
  • a second personalized ring back tone media negotiation module configured to: when the first ringing response message is received, perform media negotiation with the calling party to perform personalized ring back tone, where the first ringing response message is One of the called calls is sent; And a second playing module, configured to play a personalized ring back tone to the calling party by using a media channel established by the media negotiation of the personalized ring back tone.
  • the device for implementing the personalized ring back tone in the multi-party session is configured to send the personalized call to the calling party by setting the first personalized ring back tone media negotiation module or the second personalized ring back tone media negotiation module.
  • the session of the ringback tone describes the temporary response message of the protocol, and establishes a media channel of the personalized ringback tone on the network side with the calling party, so that the service session server receives the first ringing response message, in the multiparty session.
  • the player is given a personalized ring back tone.
  • a personalized ring back tone is implemented during the establishment of a multiparty session.
  • the embodiment of the present invention further provides a session control server, including: a session requesting module, configured to send a session request to at least one called party according to the received service session request sent by the calling party; the session control module, according to the received The service session request sent by the calling party indicates the media negotiation of the personalized ring back tone during the session establishment process; and indicates that the personalized ring back tone is played when the first ringing response is received.
  • a session control server including: a session requesting module, configured to send a session request to at least one called party according to the received service session request sent by the calling party; the session control module, according to the received
  • the service session request sent by the calling party indicates the media negotiation of the personalized ring back tone during the session establishment process; and indicates that the personalized ring back tone is played when the first ringing response is received.
  • the embodiment of the present invention further provides a media resource server, including: a personalized ring back tone media negotiation module, configured to perform media negotiation with a calling party to perform personalized ring back tone; and a playing module, configured to receive the first vibration
  • a personalized ring back tone media negotiation module configured to perform media negotiation with a calling party to perform personalized ring back tone
  • a playing module configured to receive the first vibration
  • the media channel established by the media negotiation of the personalized ring back tone plays a personalized ring back tone to the calling party, and the first ringing response message is sent by one of the called parties.
  • Embodiment 2 is a flowchart of Embodiment 1 of a method for implementing personalized ring back tone in a multi-party session according to an embodiment of the present invention
  • FIG. 3 is a flowchart of Embodiment 2 of a method for implementing personalized ring back tone in a multi-party session according to an embodiment of the present disclosure
  • Figure 4 is a flow chart corresponding to Figure 3;
  • FIG. 5 is a schematic diagram of a method for implementing personalized ring back tone in a multi-party session according to an embodiment of the present invention.
  • Figure 6 is a flow chart corresponding to Figure 5;
  • FIG. 7 is a flowchart of Embodiment 4 of a method for implementing personalized ring back tone in a multi-party session according to an embodiment of the present disclosure
  • Figure 8 is a flow chart corresponding to Figure 7;
  • FIG. 9 is a schematic structural diagram of Embodiment 1 of an apparatus for implementing personalized ring back tone in a multi-party session according to an embodiment of the present disclosure
  • FIG. 10 is a schematic structural diagram of Embodiment 2 of an apparatus for implementing personalized ring back tone in a multi-party session according to an embodiment of the present disclosure
  • FIG. 11 is a schematic structural diagram of Embodiment 1 of a session control server according to an embodiment of the present invention
  • FIG. 12 is a schematic structural diagram of Embodiment 1 of a media resource server according to an embodiment of the present invention.
  • FIG. 2 is a flowchart of Embodiment 1 of a method for implementing personalized ring back tone in a multi-party session according to an embodiment of the present disclosure, where specific steps are as follows:
  • Step 010 The calling party sends a "101" service session request to the service session server.
  • the service session server of this embodiment includes a session control server and a media resource server, and the two may be one entity or two entities.
  • the service session server can be a PoC server.
  • Push-to-Talk over Cellular (PoC) is a new mobile technology that can quickly perform "one-to-one" or "one-to-many” calls. It is also possible to share services for groups, enabling one party to share its multimedia information, such as video or audio, to multiple parties at the same time; and a similar multi-party service session server.
  • Step 020 The service session server sends a session request to the at least one called party of the session according to the received "101" service session request.
  • Step 030 The session description protocol (Session) of the personalized session ringback tone obtained by the service session server Description Protocol, hereinafter referred to as SDP);
  • Step 040 Perform media negotiation between the service session server and the calling party, and establish a media channel for personalized ring back tone
  • Step 050 When the service session server receives the first "180" ringing response message sent by one of the called parties, the personalized session ringing tone is played to the calling party.
  • a method for implementing a personalized ring back tone in a multi-party session by sending a temporary response message carrying a session description protocol with a personalized ring back tone to the calling party, establishing network-side personalization with the calling party
  • the media channel of the ringback tone causes the service session server to play a personalized ring back tone to the calling party during the establishment of the multiparty session when receiving the first ringing response message.
  • Personalized ring back tone is achieved during the establishment of multi-party sessions.
  • FIG. 3 is a flowchart of Embodiment 2 of a method for implementing personalized ring back tone in a multi-party session according to an embodiment of the present invention
  • FIG. 4 is a flow chart corresponding to FIG. 3; as shown in FIG. 3 and FIG. 4, this embodiment takes
  • a specific server mode is taken as an example to describe the embodiment of the present invention in detail. The specific steps are as follows:
  • Step 100 The calling party sends a "101" service session request to the service session server.
  • the service session server in this embodiment includes a session control server and a media resource server, and the two may be one entity or two entities.
  • the service session server can be a PoC server or a group sharing service, and the party can simultaneously share its multimedia information, such as video or audio, to multiple parties; and a similar multi-party service session server.
  • Step 110 The service session server sends a session request to all called parties of the session according to the received "101" service session request;
  • the session request is sent to all the called parties;
  • Step 120 The service session server obtains an SDP of personalized ring back tone
  • Step 130 The service session server sends a "183" temporary response message to the calling party, and the "183" temporary response message carries the early SDP request (SDP offer) of the personalized ring back tone and the SDP answer (SDP AS) of the session;
  • SDP offer early SDP request
  • SDP AS SDP answer
  • the server mode uses Content-dispositions: early sessions.
  • the (early-session) type of session description protocol performs media negotiation of personalized ring back tone.
  • the service session server sends an early session SDP request (early SDP offer) of the personalized ring back tone to the "183" temporary response of the calling party, for use with the main A media channel for establishing a personalized ring back tone is called; since the calling party receives the "180" ringing response message of the called party during the establishment of the prior art multiparty session, the calling terminal plays a local sound file.
  • the media channel of the personalized ring back tone must be established between the calling party and the network side, so that the network side, that is, the service session server in this embodiment can be personalized back.
  • the ring tone is played to the caller.
  • Step 140 After receiving the "183" temporary response message, the calling party performs and completes the media negotiation of the service session, and returns a reliability response (PRACK) of the "183" temporary response message to the service session server, where the PRACK message carries the personality.
  • PRACK reliability response
  • the media negotiation of the service session between the service session server and the calling party is to establish a media channel of the service session.
  • Step 150 The service session server performs and completes media negotiation with the personalized ring back tone of the calling party, and returns a "200 OK" response message to the calling party;
  • the media negotiation of the personalized ring back tone between the service session server and the calling party is to establish a media channel for playing the personalized ring back tone, and is used for playing the personalized ring back tone.
  • Step 160 After receiving the first "180" ringing response message, the service session server plays a personalized ring back tone to the calling party, and sends a "180" ringing response message to the calling party;
  • Step 170 The other called party sends a "183" ringing response message to the service session server.
  • the other party in step 170 sends a "180" ringing response message to the service meeting server, which may also be performed after step 180;
  • Step 190 The caller returns an acknowledgment (ACK) message, and the service session server returns an ACK message to the called party that sends the first "200 OK" message, and the session is established.
  • steps 130-160 may also be:
  • Step 130 When the service session server receives the first "180" ringing response message of the called party, it sends a "183" or "180" temporary response message to the calling party, and the "183" or "180” temporary response message carries the message.
  • SDP offer personalized ring back tone
  • SDP AS SDP answer for session
  • Step 140 After receiving the "183" or “180” temporary response message, the calling party performs and completes the media negotiation of the service session, and returns a reliability response (PRACK) of the "183" or "180" temporary response message to the service session.
  • PRACK reliability response
  • the server, the PRACK message carries an early session SDP response of the personalized ring back tone;
  • Step 150 The service session server performs and completes media negotiation with the calling party's personalized ring back tone, and returns a "200 OK" message to the calling party;
  • Step 160 The service session server plays a personalized ring back tone to the calling party, and sends a "180" ringing response message to the calling party.
  • step 160 if the "180" temporary response message is sent to the calling party in step 130, then step 160 will no longer send a "180" ringing response message to the calling party.
  • the multi-party session in the server mode is implemented, and the media negotiation of the personalized ring back tone and the media negotiation of the service session are implemented in the process of establishing the session, and the personalized ring back tone is implemented in the multi-party session, so that the user is in the session.
  • the media negotiation of the personalized ring back tone and the media negotiation of the service session are implemented in the process of establishing the session, and the personalized ring back tone is implemented in the multi-party session, so that the user is in the session.
  • FIG. 5 is a flowchart of Embodiment 3 of a method for implementing personalized ring back tone in a multi-party session according to an embodiment of the present invention
  • FIG. 6 is a flow chart corresponding to FIG. 5 , where a specific gateway mode is taken as an example. An embodiment of the invention is described. The specific steps are:
  • Step 300 The calling party sends a "101" service session request to the service session server.
  • the service session server of this embodiment includes a session control server and a media resource server, which may be one entity or two entities.
  • the service session server can be a PoC server or a group sharing service, and the party can share its multimedia information, such as video or audio, to multiple parties at the same time; and a similar multi-party service session server.
  • Step 320 The service session server uses the SDP response (SDP A) of the session in the calling service session request as an SDP request (SDP offer) for personalized ring back tone, and performs and completes the media with the personalized ring back tone of the calling party.
  • SDP A SDP response
  • SDP offer SDP request
  • Step 330 The service session server sends a "183" temporary response message to the calling party, and the "183" temporary response message carries the SDP response of the personalized ring back tone.
  • the service session server sends a SDP response with a personalized ring back tone to the "183" temporary response message of the calling party, which is used to establish personalization with the calling party.
  • the media channel of the ringback tone since the calling party receives the ringing response 180 of the called party during the establishment of the prior art multiparty session, the calling terminal plays a local sound file, and the present invention is to be personalized.
  • the ringback tone, the media channel of the personalized ringback tone must be established between the calling party and the network side, so that the network side, that is, the service session server in this embodiment can play the personalized ring back tone to the calling party.
  • Step 340 After receiving the "183" temporary response message, the calling party returns a reliability response (PRACK) of the "183" temporary response message to the service session server, and the service session server returns a "200 OK" message to the calling party;
  • PRACK reliability response
  • Step 350 After receiving the first "180" ringing response message of the called party, the service session server plays a personalized ring back tone to the calling party, and sends a "180" ringing response message to the calling party;
  • Step 360 The other called party sends a "180" ringing response message to the service session server;
  • Step 370 After receiving the first "200 OK" response of the called party, the service session server stops playing the personalized ring back tone to the calling party;
  • Step 380 The service session server sends an update (UPDATE) request to the calling party, where the SDP request (SDP AS) of the session is carried;
  • UPDATE an update
  • SDP AS SDP request
  • Step 390 After receiving the UPDATE message, the calling party updates the media negotiation of the personalized ring back tone between the service session server and the calling party to the media negotiation of the service session; and then passes the "200 OK". The message sends the SDP answer (SDP A ) of the session to the service session server;
  • Step 400 The service session server sends "200 OK" to the calling party, the calling party returns an acknowledgement (ACK) message, and the session is established.
  • ACK acknowledgement
  • steps 330-350 may also be:
  • Step 330 When the service session server receives the first "180" ringing response message of the called party, send a "183" or “180” temporary response message to the calling party, and the "183" or “180” temporary response message is carried in the message.
  • SDP for personalized ring back tone
  • Step 340 After receiving the "183" temporary response message, the calling party performs and completes the media negotiation of the personalized ring back tone, and returns a reliability response (PRACK) of the "183" temporary response message to the service session server;
  • PRACK reliability response
  • Step 350 The service session server returns a "200 OK" message to the calling party, and plays a personalized ring back tone to the calling party, and sends a "180" ringing response message to the calling party.
  • step 350 if the "180" temporary response message is sent to the calling party in step 330, step 350 will no longer send a "180" ringing response message.
  • the multi-party session in the gateway mode is implemented, and the media negotiation of the personalized ring back tone and the media negotiation of the service session are implemented in the process of establishing the session, and the personalized ring back tone is implemented in the multi-party session, so that the user is in the session.
  • the media negotiation of the personalized ring back tone and the media negotiation of the service session are implemented in the process of establishing the session, and the personalized ring back tone is implemented in the multi-party session, so that the user is in the session.
  • FIG. 7 is a flowchart of Embodiment 4 of a method for implementing a personalized ring back tone in a multi-party session according to an embodiment of the present invention
  • FIG. 8 is a flow chart corresponding to FIG. 7, as shown in FIG. 7 and FIG.
  • a specific Forking mode is taken as an example to describe the embodiment of the present invention in detail. The specific steps are:
  • Step 500 The calling user sends a "101" service session request to the service session server.
  • the service session server of this embodiment includes a session control server and a media resource server, which may be an entity or two entities.
  • the service session server can be a PoC server or a group sharing service, and the party can simultaneously share its multimedia information, such as video or audio, to multiple parties; and a similar multi-party service session server.
  • Step 510 The service session server sends a session according to the received "101" service session request. Request all calls to the session;
  • Step 520 The service session server uses the SDP request (SDP A) of the session in the calling service session request as an SDP request (SDP offer) for personalized ring back tone, and completes media negotiation with the personalized ring back tone of the calling party;
  • SDP A SDP request
  • SDP offer SDP request
  • the service session server establishes a first dialogue with the calling party;
  • step 530 the service session server sends a "183" or "180" temporary response message to the calling party, where the SDP answer carrying the personalized ring back tone is carried;
  • the service session server sends a SDP response with a personalized ring back tone to the "183" temporary response message of the calling party, which is used to establish personalization with the calling party.
  • the media channel of the ringback tone in the process of establishing the multi-party session in the prior art, after the caller receives the "180" ringing response message of the called party, the calling terminal plays a local sound file, and the embodiment of the present invention
  • a media channel of the personalized ring back tone can be established between the calling party and the network side, so that the network side, that is, the service session server in this embodiment can play the personalized ring back tone to The caller.
  • Step 540 After receiving the "183" or “180” temporary response message, the calling party returns a reliability response (PRACK) of the "183" or “180” temporary response message to the service session server, and the service session server returns a "200 OK" message. Give the caller;
  • PRACK reliability response
  • Step 550 After receiving the first "180" ringing response message of the called party, the service session server plays a personalized ring back tone to the calling party, and sends a "180" ringing response message to the calling party;
  • step 550 if the "180" temporary response message is sent to the calling party in step 530, then step 550 no longer sends a "180" temporary response message.
  • Step 560 The other called party sends a "180" ringing response message to the service session server.
  • Step 580 The service session server sends a "200 OK" response to the calling server, where the SDP response of the session is carried.
  • This "200 OK" response has a different label (to-tag) than the previous "183" temporary response message sent to the caller, belonging to a different conversation.
  • This is a business session service The second conversation established between the device and the caller.
  • Step 590 After receiving the "200 OK" message, the calling party completes the media negotiation of the service session. The caller then returns an ACK message and the session is established.
  • steps 530-550 may also be:
  • Step 530 After receiving the first "180" ringing response message, the service session server sends a "183" or “180” temporary response message to the calling party, where the SDP carrying the personalized ring back tone is carried; Step 540 After the caller receives the "183" or “180” temporary response message, returns the reliability response (PRACK) of the "183" or “180” temporary response message to the service session server, and the service session server returns a "200 OK" message to the master.
  • PRACK reliability response
  • Step 550 The service session server plays a personalized ring back tone to the calling party, and sends a "180" ringing response message to the calling party.
  • step 550 if the "180" temporary response message is sent to the calling party in step 530, then step 550 no longer sends a "180" temporary response message.
  • the multi-party session in the Forking mode is implemented.
  • the media negotiation of the personalized ring back tone and the media negotiation of the service session are implemented, and the personalized ring back tone is implemented in the multi-party session, so that the user is in the session.
  • the personalized ring back tone is implemented in the multi-party session, so that the user is in the session.
  • FIG. 9 is a schematic structural diagram of Embodiment 1 of an apparatus for implementing a personalized ring back tone in a multi-party session according to an embodiment of the present invention. As shown in FIG. 9, the embodiment of the present invention includes:
  • the session requesting module 1 is configured to send a session request to at least one called party according to the received service session request sent by the calling party;
  • the first personalized ring back tone media negotiation module 2 is configured to perform media negotiation with the calling party to perform personalized ring back tone
  • the first playing module 3 is configured to: according to the received first ringing response, establish a media channel by media negotiation of the personalized ring back tone to play a personalized ring back tone to the calling party, where the first ringing response message is One of them was called.
  • the first personalized ring back tone media negotiation module 2 further includes:
  • the session description protocol acquisition sub-module 21 is configured to obtain a session description protocol for the personalized ring back tone;
  • the temporary response sending sub-module 22 is configured to send, to the calling party, a temporary response message carrying the session description protocol with the personalized ring back tone;
  • the reliability response sending sub-module 23 is configured to perform a reliability response of the caller returning the temporary response message.
  • the embodiment further includes: a service session media negotiation module 4, configured to perform media negotiation of the service session with the calling party before or after receiving the first acknowledgment response message.
  • a media channel for establishing a personalized ring back tone on the network side is established with the calling party, thereby realizing that the user can enjoy rich in the process of establishing a multiparty session.
  • Colorful personalized ring back tone is established.
  • FIG. 10 is a schematic structural diagram of Embodiment 2 of a device for implementing a personalized ring back tone in a multi-party session according to an embodiment of the present invention. As shown in FIG. 10, the embodiment of the present invention includes:
  • the session requesting module 1 is configured to send a session request to at least one called party according to the received service session request sent by the calling party;
  • the second personalized ring back tone media negotiation module 5 is configured to perform media negotiation of the personalized ring back tone with the calling party when receiving the first ringing response message, and the first ringing response message is used by one of the Calling to send;
  • the second playing module 6 is configured to play a personalized ring back tone to the calling party through the media channel established by the media negotiation of the personalized ring back tone.
  • the second personalized ring back tone media negotiation module 5 in this embodiment includes: a ringing response message receiving submodule 51, configured to receive a first ringing response message, where the first ringing response message is One of them is called to send;
  • the session description protocol acquisition sub-module 52 is configured to obtain a session description protocol for the personalized ring back tone;
  • the temporary response sending sub-module 53 is configured to send, to the calling party, a temporary response message carrying the session description protocol with the personalized ring back tone;
  • the reliability response sending sub-module 54 is used for the reliability response of the calling party to return the temporary response.
  • this embodiment further includes:
  • the service session media negotiation module 4 is configured to perform media negotiation of the service session with the calling party before or after receiving the first acknowledgment response message.
  • a media channel for establishing a personalized ring back tone on the network side is established with the calling party, thereby realizing that the user can enjoy the colorful process in the process of establishing the multiparty session.
  • Personalized ring back tone by setting a second personalized ring back tone media negotiation module, a media channel for establishing a personalized ring back tone on the network side is established with the calling party, thereby realizing that the user can enjoy the colorful process in the process of establishing the multiparty session.
  • FIG. 11 is a schematic structural diagram of Embodiment 1 of a session control server according to an embodiment of the present invention. As shown in FIG. 11, an embodiment of the present invention includes:
  • the session requesting module 1 is configured to send a session request to at least one called party according to the received service session request sent by the calling party;
  • the session control module 7 instructs to perform media negotiation of the personalized ring back tone during the session establishment process according to the received service session request sent by the calling party, and instructs to play the personalized ring back tone when receiving the first ringing response.
  • the session control module 7 includes:
  • the session description protocol acquisition sub-module 71 is configured to obtain a session description protocol for the personalized ring back tone
  • the temporary response sending sub-module 72 is configured to send, to the calling party, a session description protocol that carries the personalized ring back tone.
  • a reliability response sending submodule 73 configured to use the reliability response of the caller to return the temporary response message
  • the playing module 74 when receiving the first ringing response, instructs to play a personalized ring back tone to the calling party.
  • FIG. 12 is a schematic structural diagram of Embodiment 1 of a media resource server according to an embodiment of the present invention. As shown in FIG. 12, the embodiment of the present invention includes:
  • the personalized ring back tone media negotiation module 81 is configured to perform media negotiation with the calling party to perform personalized ring back tone;
  • the playing module 82 is configured to: when receiving the first ringing response, play a personalized ring back tone to the calling party by using the media channel established by the media negotiation of the personalized ring back tone, the first ringing tone The response message is sent by one of the called parties.
  • the method includes the steps of the foregoing method embodiments; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.

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Description

在多方会话中实现个性化回铃音的方法及装置 本申请要求于 2008 年 3 月 4 日提交中国专利局、 申请号为 200810007345.4,发明名称为"在多方会话中实现个性化回铃音的方法及装置" 的中国专利申请的优先权， 其全部内容通过引用结合在本申请中。 技术领域
本发明涉及移动通信领域， 尤其涉及一种在多方会话中实现个性化回铃 音的方法及装置， 会话控制服务器和媒体资源服务器。 背景技术
因特网协议多媒体子系统 ( Internet protocol Multimedia Subsystem Network, 以下简称 IMS )是一种全新的多媒体业务形式， 它能够满足现在的 终端客户更新颖、 更多样化多媒体业务的需求。 目前， IMS被认为是下一代 网络的核心技术， 也是解决移动与固网融合， 引入语音、 数据、 视频三重融 合等差异化业务的重要方式。
基于 IMS的多媒体彩铃业务是指在点对点的呼叫中， 被叫用户终端振铃 时， 主叫用户终端接收到的是一段由被叫用户终端预先设置的音频和 /或视频 片断。
在现有技术呼叫业务中， 多媒体彩铃业务的具体实现包括： 通过将呼叫 触发到彩铃服务器， 由彩铃服务器对会话进行处理， 从而在呼叫过程中实现 对主叫播放彩铃。 该技术虽然实现了多媒体彩铃， 但是， 其针对的是一对一 的会话， 对于多方会话， 尤其是一对多的会话， 例如 PoC, 群组 Share等， 并不适用。
如图 1所示， 为现有技术多方会话建立过程流程图， 现有多方会话的建 立过程为： 会话控制服务器将接收到的主叫发送的 " 101" 业务会话请求发送 到主叫所在组的被叫， 当被叫通过会话控制服务器返回第一个 " 180"振铃响 应消息的时候， 主叫终端播放本地的一个声音文件， 以示被叫正在振铃。 当 主叫接收到被叫的第一个 "200OK" 消息后， 主叫终端停止播放本地的声音 文件， 会话控制服务器与该被叫之间建立会话。
在发明人实施本发明的过程中， 发现现有技术至少存在以下问题： 由于 主叫终端收到被叫的响应消息后播放的是本地的声音文件， 本地提供的声音 文件类型和数量有限， 而且一旦选中无法修改， 长时间播放一种声音文件比 较单调， 用户在多方会话的建立过程中， 不能享受丰富多彩的个性化回铃音。 发明内容
本发明实施例第一方面提供一种在多方会话中实现个性化回铃音的方 法， 以解决现有多方会话中的回铃音单调且无法修改的缺陷， 有效保证用户 在多方会话中能享受到个性化的回铃音。
本发明实施例第二方面提供一种在多方会话中实现个性化回铃音的装 置， 以解决现有多方会话中的回铃音单调且无法修改的缺陷， 有效保证用户 在多方会话中能享受到个性化的回铃音。
根据本发明实施例的第一方面， 提供了一种在多方会话中实现个性化回 铃音的方法， 包括：
根据接收的主叫发送的业务会话请求， 发送会话请求到会话的至少一个 被叫；
与所述主叫进行个性化回铃音的媒体协商；
接收到第一个振铃响应消息， 通过所述个性化回铃音的媒体协商建立的 媒体通道向所述主叫播放个性化回铃音， 所述第一个振铃响应消息由其中一 个所述被叫发送。
根据本发明实施例的第一方面， 还提供了一种在多方会话中实现个性化 回铃音的方法， 包括： 根据接收的主叫发送的业务会话请求， 发送会话请求到会话的至少一个 被叫；
接收到第一个振铃响应消息，与所述主叫进行个性化回铃音的媒体协商， 所述第一振铃响应消息由其中一个所述被叫发送；
通过所述个性化回铃音的媒体协商建立的媒体通道向所述主叫播放个性 化回铃音。
本发明实施例的在多方会话中实现个性化回铃音的方法， 通过向主叫发 送携带有个性化回铃音的会话描述协议的临时响应消息， 与主叫之间建立 网络侧的个性化回铃音的媒体通道， 使得业务会话服务器在接收到第一个 振铃响应消息时， 在多方会话中给主叫播放个性化的回铃音。 在多方会话的 建立过程中实现了个性化回铃音。
根据本发明实施例的第二方面， 提供了一种在多方会话中实现个性化回 铃音的装置， 包括：
会话请求模块， 用于根据接收的主叫发送的业务会话请求， 发送会话请 求到会话的至少一个被叫；
第一个性化回铃音媒体协商模块， 用于与所述主叫进行个性化回铃音的 媒体协商；
第一播放模块， 用于接收到第一个振铃响应时， 通过所述个性化回铃音 的媒体协商建立的媒体通道向所述主叫播放个性化回铃音， 所述第一个振铃 响应消息由其中一个所述被叫发出。
根据本发明实施例的第二方面，还提供了一种在多方会话中实现个性化 回铃音的装置， 包括：
会话请求模块， 用于根据接收的主叫发送的业务会话请求， 发送会话请 求到会话的至少一个被叫；
第二个性化回铃音媒体协商模块，用于在接收到第一个振铃响应消息时， 与所述主叫进行个性化回铃音的媒体协商， 所述第一个振铃响应消息由其中 一个所述被叫发送； 第二播放模块， 用于通过所述个性化回铃音的媒体协商建立的媒体通道 向所述主叫播放个性化回铃音。
本发明实施例在多方会话中实现个性化回铃音的装置，通过设置第一个 性化回铃音媒体协商模块或第二个性化回铃音媒体协商模块， 向主叫发送携 带有个性化回铃音的会话描述协议的临时响应消息， 并与主叫之间建立网 络侧的个性化回铃音的媒体通道， 使得业务会话服务器在接收到第一个振 铃响应消息时， 在多方会话中给主叫播放个性化的回铃音。 在多方会话的建 立过程中实现了个性化回铃音。
本发明实施例还提供了一种会话控制服务器， 包括： 会话请求模块， 用 于根据接收的主叫发送的业务会话请求， 发送会话请求到会话的至少一个被 叫;会话控制模块， 根据接收的主叫发送的业务会话请求， 在会话建立过程中 指示进行个性化回铃音的媒体协商； 在接收到第一个振铃响应时指示播放个 性化回铃音。
本发明实施例还提供了一种媒体资源服务器， 包括： 个性化回铃音媒体 协商模块， 用于与主叫进行个性化回铃音的媒体协商； 播放模块， 用于接收 到第一个振铃响应时， 通过所述个性化回铃音的媒体协商建立的媒体通道向 所述主叫播放个性化回铃音，所述第一个振铃响应消息由其中一个被叫发出。 附图说明
图 1为现有技术多方会话建立过程流程图；
图 2为本发明实施例提供的在多方会话中实现个性化回铃音的方法实施 例一流程图；
图 3为本发明实施例提供的在多方会话中实现个性化回铃音的方法实施 例二流程图；
图 4为图 3对应的流程框图；
图 5为本发明实施例提供的在多方会话中实现个性化回铃音的方法实施 例三流程图；
图 6为图 5对应的流程框图；
图 7为本发明实施例提供的在多方会话中实现个性化回铃音的方法实施 例四流程图；
图 8为图 7对应的流程框图；
图 9为本发明实施例提供的在多方会话中实现个性化回铃音的装置实施 例一结构示意图；
图 10 为本发明实施例提供的在多方会话中实现个性化回铃音的装置实 施例二结构示意图；
图 11为本发明实施例提供的会话控制服务器实施例一结构示意图； 图 12为本发明实施例提供的媒体资源服务器实施例一结构示意图。 具体实施方式
下面通过附图和实施例， 对本发明的技术方案做进一步的详细描述。 图 2为本发明实施例提供的在多方会话中实现个性化回铃音的方法实施 例一流程图， 具体步骤为：
步骤 010、 主叫向业务会话服务器发送 " 101" 业务会话请求；
本实施例的业务会话服务器， 包括会话控制服务器和媒体资源服务器， 这两者可以是一个实体， 也可以是两个实体。 业务会话服务器可以为 PoC服 务器， 基于蜂窝技术的一键通业务（Push to Talk over Cellular以下简称 PoC ) 是一种全新的移动技术， 可以快速地进行 "一对一" 或者 "一对多" 通话； 也可以为群组共享业务， 实现一方同时向多方共享其多媒体信息， 例如视频 或者音频； 以及类似的多方业务会话服务器。
步骤 020、 业务会话服务器根据接收到的 "101 " 业务会话请求发送会话 请求到该会话的至少一个被叫；
步骤 030、 业务会话服务器获取个性化回铃音的会话描述协议（Session Description Protocol, 以下简称 SDP ) ；
步骤 040、 业务会话服务器与主叫之间进行媒体协商， 建立个性化回铃 音的媒体通道；
步骤 050、 业务会话服务器接收到其中一个被叫发送的第一个 "180" 振 铃响应消息时， 向主叫播放个性化回铃音。
本发明实施例的在多方会话中实现个性化回铃音的方法， 通过向主叫发 送携带有个性化回铃音的会话描述协议的临时响应消息， 与主叫之间建立网 络侧的个性化回铃音的媒体通道， 使得业务会话服务器在接收到第一个振铃 响应消息时， 在多方会话建立过程中给主叫播放个性化的回铃音。 在多方会 话的建立过程中实现了个性化回铃音。
图 3为本发明实施例提供的在多方会话中实现个性化回铃音的方法实施 例二流程图， 图 4为图 3对应的流程框图； 如图 3、 图 4所示， 本实施例以 一个具体的服务器模式为例进行详细说明本发明实施例， 具体步骤为：
步骤 100、 主叫向业务会话服务器发送 " 101" 业务会话请求； 本实施例的业务会话服务器， 包括会话控制服务器和媒体资源服务器， 这两者可以是一个实体， 也可以是两个实体。 业务会话服务器可以为 PoC服 务器， 也可以为群组共享业务， 实现一方同时向多方共享其多媒体信息， 例 如视频或者音频； 以及类似的多方业务会话服务器。
步骤 110、 业务会话服务器根据接收到的 " 101 " 业务会话请求发送会话 请求给该会话的所有被叫；
优选地， 本步骤中， 将会话请求发送到所有被叫；
步骤 120、 业务会话服务器获取个性化回铃音的 SDP;
步骤 130、 业务会话服务器发送 " 183" 临时响应消息给主叫， " 183" 临时响应消息中携带了个性化回铃音的早期 SDP请求 ( early SDP offer )和会 话的 SDP应答（SDP AS ) ；
在本实施例中， 服务器模式釆用 Content-dispositions:早期会话 ( early-session )类型的会话描述协议进行个性化回铃音的媒体协商。
与现有技术相比， 在本实施例步骤 130 中， 业务会话服务器给主叫的 "183" 临时响应中携带了个性化回铃音的早期会话 SDP请求 （early SDP offer ) , 用于与主叫之间建立个性化回铃音的媒体通道； 由于现有技术多方 会话的建立过程中， 主叫接收到被叫的 "180" 振铃响应消息之后， 主叫终端 会播放本地的一个声音文件， 而本发明要实现个性化的回铃音， 必须在主叫 与网络侧之间建立个性化回铃音的媒体通道， 使得网络侧， 即本实施例中的 业务会话服务器能够将个性化回铃音播放给主叫。
步骤 140、 主叫收到 "183" 临时响应消息之后， 进行并完成业务会话的 媒体协商， 并返回 "183" 临时响应消息的可靠性应答（PRACK )给业务会 话服务器， PRACK消息中携带了个性化回铃音的早期会话 SDP应答；
在本实施例中， 业务会话服务器与主叫之间进行业务会话的媒体协商是 为了建立业务会话的媒体通道。
步骤 150、 业务会话服务器进行并完成与主叫的个性化回铃音的媒体协 商， 并返回 "200OK" 响应消息给主叫；
在本实施例中， 业务会话服务器与主叫之间进行个性化回铃音的媒体协 商是为了建立播放个性化回铃音的媒体通道， 用于播放个性化回铃音。
步骤 160、业务会话服务器收到被叫的第一个 "180"振铃响应消息之后， 向主叫播放个性化回铃音， 并且发送 "180" 振铃响应消息给主叫；
步骤 170、 其他被叫发送 "183" 振铃响应消息给业务会话服务器； 步骤 180、 业务会话服务器收到被叫的第一个 "200OK" 消息之后， 停止 向主叫播放个性化回铃音， 并将第一个 "200OK" 消息发送给主叫；
在本实施例中， 步骤 170中其他被叫发送 "180"振铃响应消息给业务会 话服务器也可能是在步骤 180之后进行；
步骤 190、 主叫返回确认（ACK )消息， 业务会话服务器将 ACK消息返 给上述发送第一个 "200OK" 消息的被叫， 会话建立。 在上述实施例中， 步骤 130-160也可以为：
步骤 130、 业务会话服务器收到被叫的第一个 "180" 振铃响应消息时， 发送 " 183" 或者 "180" 临时响应消息给主叫， " 183" 或者 "180" 临时 响应消息中携带了个性化回铃音的早期 SDP请求（ early SDP offer )和会话的 SDP应答 ( SDP AS ) ；
步骤 140、 主叫收到 "183" 或者 " 180" 临时响应消息之后， 进行并完 成业务会话的媒体协商， 并返回 "183" 或者 "180" 临时响应消息的可靠性 应答（PRACK )给业务会话服务器， PRACK 消息中携带了个性化回铃音的 早期会话 SDP应答；
步骤 150、 业务会话服务器进行并完成与主叫的个性化回铃音的媒体协 商， 并返回 "200OK" 消息给主叫；
步骤 160、 业务会话服务器向主叫播放个性化回铃音， 并且发送 " 180" 振铃响应消息给主叫。
在本实施例中， 如果步骤 130中发给主叫的是 "180" 临时响应消息， 则步骤 160不会再发送 " 180" 振铃响应消息给主叫。
本实施例为服务器模式的多方会话， 在会话的建立过程中实现了个性化 回铃音的媒体协商和业务会话的媒体协商， 在多方会话中实现了个性化回铃 音， 使得用户在会话的建立过程中能享受到艮好的用户体验。
图 5为本发明实施例提供的在多方会话中实现个性化回铃音的方法实施 例三流程图， 图 6为图 5对应的流程框图， 本实施例以一个具体的网关模式 为例进行详细说明本发明实施例。 具体步骤为：
步骤 300、 主叫发送 "101" 业务会话请求到业务会话服务器； 本实施例的业务会话服务器， 包括会话控制服务器和媒体资源服务器， 这两者可以是一个实体， 也可以是两个实体。 业务会话服务器可以为 PoC服 务器， 也可以为群组共享业务， 实现一方同时向多方共享其多媒体信息， 例 如视频或者音频； 以及类似的多方业务会话服务器。 步骤 310、 业务会话服务器根据接收到的 " 101 " 业务会话请求发送会话 请求到该会话的所有被叫；
步骤 320、 业务会话服务器将主叫业务会话请求中的会话的 SDP应答 ( SDP A )作为个性化回铃音的 SDP请求（ SDP offer ) , 进行并完成与主叫 的个性化回铃音的媒体协商；
步骤 330、 业务会话服务器发送 " 183" 临时响应消息到主叫， " 183" 临时响应消息中携带个性化回铃音的 SDP应答；
与现有技术相比， 在本实施例步骤 330 中， 业务会话服务器给主叫的 "183" 临时响应消息中携带了个性化回铃音的 SDP应答， 用于与主叫之间 建立个性化回铃音的媒体通道； 由于现有技术多方会话的建立过程中， 主叫 接收到被叫的振铃响应 180之后， 主叫终端会播放本地的一个声音文件， 而 本发明要实现个性化的回铃音， 必须在主叫与网络侧之间建立个性化回铃音 的媒体通道， 使得网络侧， 即本实施例中的业务会话服务器能够将个性化回 铃音播放给主叫。
步骤 340、 主叫收到 " 183" 临时响应消息之后， 返回 " 183" 临时响应 消息的可靠性应答（PRACK ) 给业务会话服务器， 业务会话服务器返回 "200OK" 消息给主叫；
步骤 350、 业务会话服务器收到被叫的第一个 "180" 振铃响应消息后， 向主叫播放个性化回铃音， 并且发送 "180" 振铃响应消息到主叫；
步骤 360、 其他被叫发送 "180" 振铃响应消息到业务会话服务器； 步骤 370、 业务会话服务器收到被叫的第一个 "200OK"响应后， 停止向 主叫播放个性化回铃音；
步骤 380、 业务会话服务器发送更新（UPDATE )请求到主叫， 其中携带 会话的 SDP请求 ( SDP AS ) ；
步骤 390、 主叫收到 UPDATE消息后， 将业务会话服务器和主叫之间的 个性化回铃音的媒体协商更新为业务会话的媒体协商； 然后通过 "200OK" 消息将会话的 SDP应答（SDP A )发送到业务会话服务器；
步骤 400、业务会话服务器发送 "200OK"到主叫，主叫返回确认（ACK ) 消息， 会话建立。
在本实施例中， 步骤 330-350也可以为：
步骤 330、 业务会话服务器收到被叫的第一个 "180" 振铃响应消息时， 发送 "183" 或者 " 180" 临时响应消息给主叫， "183" 或者 " 180" 临时响 应消息中携带了个性化回铃音的 SDP;
步骤 340、 主叫收到 "183" 临时响应消息之后， 进行并完成个性化回铃 音的媒体协商， 并返回 " 183" 临时响应消息的可靠性应答（PRACK )给业 务会话服务器；
步骤 350、 业务会话服务器向主叫返回 "200OK" 消息， 并向主叫播放个 性化回铃音， 并且发送 "180" 振铃响应消息给主叫。
在本实施例中， 如果步骤 330中发给主叫的是 "180" 临时响应消息， 则步骤 350不会再发送 " 180" 振铃响应消息。
本实施例为网关模式的多方会话， 在会话的建立过程中实现了个性化回 铃音的媒体协商和业务会话的媒体协商，在多方会话中实现了个性化回铃音， 使得用户在会话的建立过程中能享受到艮好的用户体验。
图 7为本发明实施例提供的在多方会话中实现个性化回铃音的方法实施 例四流程图， 图 8为图 7对应的流程框图， 如图 7、 图 8所示， 本实施例以 一个具体的 Forking模式为例进行详细说明本发明实施例。 具体步骤为：
步骤 500、 主叫用户发送 "101" 业务会话请求到业务会话服务器； 本实施例的业务会话服务器， 包括会话控制服务器和媒体资源服务器， 这两者可以是一个实体， 也可以是两个实体。 业务会话服务器可以为 PoC服 务器， 也可以为群组共享业务， 实现一方同时向多方共享其多媒体信息， 例 如视频或者音频； 以及类似的多方业务会话服务器。
步骤 510、 业务会话服务器根据接收到的 " 101 " 业务会话请求发送会话 请求到该会话的所有被叫；
步骤 520、 业务会话服务器将主叫业务会话请求中的会话的 SDP请求 ( SDP A )作为个性化回铃音的 SDP请求（ SDP offer ) , 完成与主叫的个性 化回铃音的媒体协商； 业务会话服务器与主叫建立第一个对话（dialogue ) ； 步骤 530、 业务会话服务器发送 " 183" 或者 " 180" 临时响应消息到主 叫， 其中携带个性化回铃音的 SDP应答；
与现有技术相比， 在本实施例步骤 530 中， 业务会话服务器给主叫的 "183" 临时响应消息中携带了个性化回铃音的 SDP应答， 用于与主叫之间 建立个性化回铃音的媒体通道； 由于现有技术多方会话的建立过程中， 主叫 接收到被叫的 " 180"振铃响应消息之后， 主叫终端会播放本地的一个声音文 件， 而本发明实施例要实现个性化的回铃音， 可以在主叫与网络侧之间建立 个性化回铃音的媒体通道， 使得网络侧， 即本实施例中的业务会话服务器能 够将个性化回铃音播放给主叫。
步骤 540、 主叫收到 "183" 或者 "180" 临时响应消息之后， 返回 "183" 或者 " 180" 临时响应消息的可靠性应答（PRACK )给业务会话服务器， 业 务会话服务器返回 "200OK" 消息给主叫；
步骤 550、 业务会话服务器收到被叫的第一个 "180" 振铃响应消息后， 向主叫播放个性化回铃音， 并且发送 "180" 振铃响应消息到主叫；
在本实施例中， 如果步骤 530中发给主叫的是 "180" 临时响应消息， 则步骤 550不再发送 "180" 临时响应消息。
步骤 560、 其他被叫发送 " 180" 振铃响应消息到业务会话服务器； 步骤 570、 业务会话服务器收到被叫的第一个 "200OK"响应后， 停止向 主叫播放个性化回铃音；
步骤 580、 业务会话服务器发送 "200OK" 响应到主叫服务器， 其中携带 会话的 SDP应答。 这个 "200OK" 响应与前面的发送到主叫的 "183" 临时 响应消息拥有不同的标签（to-tag ) , 属于不同的对话。 这个是业务会话服务 器与主叫之间建立的第二个对话。
步骤 590、 主叫收到 "200OK" 消息后， 完成业务会话的媒体协商。 然 后主叫返回 ACK消息， 会话建立。
在本实施例中， 步骤 530-550也可以为：
步骤 530、 业务会话服务器收到被叫的第一个 "180" 振铃响应消息后， 发送 " 183"或者 " 180"临时响应消息到主叫，其中携带个性化回铃音的 SDP; 步骤 540、 主叫收到 "183" 或者 "180"临时响应消息之后， 返回 "183" 或者 " 180" 临时响应消息的可靠性应答（PRACK )给业务会话服务器， 业 务会话服务器返回 "200OK" 消息给主叫；
步骤 550、 业务会话服务器向主叫播放个性化回铃音， 并且发送 " 180" 振铃响应消息到主叫。
在本实施例中， 如果步骤 530中发给主叫的是 "180" 临时响应消息， 则步骤 550不再发送 "180" 临时响应消息。
本实施例为 Forking模式的多方会话，在会话的建立过程中实现了个性化 回铃音的媒体协商和业务会话的媒体协商， 在多方会话中实现了个性化回铃 音， 使得用户在会话的建立过程中能享受到艮好的用户体验。
图 9为本发明实施例提供的在多方会话中实现个性化回铃音的装置实施 例一结构示意图； 如图 9所示， 本发明实施例包括：
会话请求模块 1 , 用于根据接收的主叫发送的业务会话请求， 发送会话 请求到会话的至少一个被叫；
第一个性化回铃音媒体协商模块 2, 用于与主叫进行个性化回铃音的媒 体协商；
第一播放模块 3 , 用于根据接收到的第一个振铃响应， 通过个性化回铃 音的媒体协商建立媒体通道向主叫播放个性化回铃音， 该第一个振铃响应消 息由其中一个被叫发出。
优选地， 在本实施例中第一个性化回铃音媒体协商模块 2还包括： 会话描述协议获取子模块 21 , 用于获取个性化回铃音的会话描述协议； 临时响应发送子模块 22 , 用于向主叫发送携带有个性化回铃音的会话描 述协议的临时响应消息；
可靠性应答发送子模块 23 , 用于主叫返回临时响应消息的可靠性应答。 优选地， 本实施例还包括： 业务会话媒体协商模块 4, 用于在接收到第 一个确认响应消息之前或者之后， 与主叫之间进行业务会话的媒体协商。
本实施例通过设置第一个性化回铃音媒体协商模块， 与主叫之间建立网 络侧的个性化回铃音的媒体通道， 从而实现了用户在多方会话建立的过程中 能享受到丰富多彩的个性化回铃音。
图 10 为本发明实施例提供的在多方会话中实现个性化回铃音的装置实 施例二结构示意图； 如图 10所示， 本发明实施例包括：
会话请求模块 1 , 用于根据接收的主叫发送的业务会话请求， 发送会话 请求到会话的至少一个被叫；
第二个性化回铃音媒体协商模块 5 , 用于在接收到第一个振铃响应消息 时， 与主叫进行个性化回铃音的媒体协商， 第一个振铃响应消息由其中一个 被叫发送；
第二播放模块 6, 用于通过个性化回铃音的媒体协商建立的媒体通道向 主叫播放个性化回铃音。
优选地， 本实施例中的第二个性化回铃音媒体协商模块 5包括： 振铃响应消息接收子模块 51 , 用于接收第一个振铃响应消息， 该第一个 振铃响应消息由其中一个被叫发送；
会话描述协议获取子模块 52, 用于获取个性化回铃音的会话描述协议； 临时响应发送子模块 53 , 用于向主叫发送携带有个性化回铃音的会话描 述协议的临时响应消息；
可靠性应答发送子模块 54, 用于主叫返回临时响应的可靠性应答。 优选地， 本实施例还包括： 业务会话媒体协商模块 4, 用于在接收到第一个确认响应消息之前或者 之后， 与主叫之间进行业务会话的媒体协商。
本实施例通过设置第二个性化回铃音媒体协商模块， 与主叫之间建立网 络侧的个性化回铃音的媒体通道， 从而实现了用户在多方会话建立的过程中 能享受到丰富多彩的个性化回铃音。
图 11为本发明实施例提供的会话控制服务器实施例一结构示意图；如图 11所示， 本发明实施例包括：
会话请求模块 1 , 用于根据接收的主叫发送的业务会话请求， 发送会话 请求到会话的至少一个被叫；
会话控制模块 7 , 根据接收的主叫发送的业务会话请求， 在会话建立过 程中指示进行个性化回铃音的媒体协商； 在接收到第一个振铃响应时指示播 放个性化回铃音。
进一步地， 在本发明实施例中， 会话控制模块 7包括：
会话描述协议获取子模块 71 , 用于获取个性化回铃音的会话描述协议； 临时响应发送子模块 72, 用于向所述主叫发送携带有所述个性化回铃音 的会话描述协议的临时响应消息；
可靠性应答发送子模块 73 , 用于所述主叫返回所述临时响应消息的可靠 性应答；
播放模块 74, 在接收到第一个振铃响应时指示向所述主叫播放个性化回 铃音。
在本发明实施例中， 有关会话控制服务器的每个具体模块的功能已经在 以上的说明中详细介绍， 因此在这里不再赘述。
图 12为本发明实施例提供的媒体资源服务器实施例一结构示意图；如图 12所示， 本发明实施例包括：
个性化回铃音媒体协商模块 81 , 用于与主叫进行个性化回铃音的媒体协 商； 播放模块 82, 用于接收到第一个振铃响应时， 通过所述个性化回铃音的 媒体协商建立的媒体通道向所述主叫播放个性化回铃音， 所述第一个振铃响 应消息由其中一个被叫发出。
在本发明实施例中， 有关媒体资源服务器的每个具体模块的功能已经在 以上的说明中详细介绍， 因此在这里不再赘述。
本领域普通技术人员可以理解： 实现上述方法实施例的全部或部分步骤 可以通过程序指令相关的硬件来完成， 前述的程序可以存储于一计算机可读 取存储介质中， 该程序在执行时， 执行包括上述方法实施例的步骤； 而前述 的存储介质包括： ROM, RAM, 磁碟或者光盘等各种可以存储程序代码的介 质。
最后应说明的是： 以上实施例仅用以说明本发明的技术方案而非对其进 行限制， 尽管参照较佳实施例对本发明进行了详细的说明， 本领域的普通技 术人员应当理解： 其依然可以对本发明的技术方案进行修改或者等同替换， 而这些修改或者等同替换亦不能使修改后的技术方案脱离本发明技术方案的 青神和范围。 本领域技术人员可以理解， 可以使用许多不同的工艺和技术中的任意 一种来表示信息、 消息和信号。 例如， 上述说明中提到过的消息、 信息都 可以表示为电压、 电流、 电磁波、 磁场或磁性粒子、 光场或以上任意组合。

Claims

权 利 要 求
1、 一种在多方会话中实现个性化回铃音的方法， 其特征在于包括： 根据接收的主叫发送的业务会话请求， 发送会话请求到会话的至少一个 被叫；
与所述主叫进行个性化回铃音的媒体协商；
接收到第一个振铃响应消息， 通过所述个性化回铃音的媒体协商建立的 媒体通道向所述主叫播放个性化回铃音， 所述第一个振铃响应消息由其中一 个所述被叫发送。
2、 根据权利要求 1所述的在多方会话中实现个性化回铃音的方法，其 特征在于， 与所述主叫进行个性化回铃音的媒体协商具体为：
获取个性化回铃音的会话描述协议；
向所述主叫发送携带有所述个性化回铃音的会话描述协议的临时响应消 息；
所述主叫返回所述临时响应消息的可靠性应答。
3、 根据权利要求 1所述的在多方会话中实现个性化回铃音的方法，其 特征在于， 还包括：
根据接收到的第一个确认响应消息，停止向所述主叫播放个性化回铃音， 所述第一个确认响应消息由其中一个所述被叫发送。
4、 根据权利要求 3所述的在多方会话中实现个性化回铃音的方法，其 特征在于还包括：
在接收到第一个确认响应消息之前或者之后， 与所述主叫之间进行业务 会话的媒体协商。
5、 根据权利要求 1所述的在多方会话中实现个性化回铃音的方法，其 特征在于， 所述业务会话请求为基于蜂窝技术的一键通业务请求。
6、 一种在多方会话中实现个性化回铃音的方法， 其特征在于包括： 根据接收的主叫发送的业务会话请求， 发送会话请求到会话的至少一个 被叫；
接收到第一个振铃响应消息，与所述主叫进行个性化回铃音的媒体协商， 所述第一个振铃响应消息由其中一个所述被叫发送；
通过所述个性化回铃音的媒体协商建立的媒体通道向所述主叫播放个性 化回铃音。
7、 根据权利要求 6所述的在多方会话中实现个性化回铃音的方法，其 特征在于与所述主叫进行个性化回铃音的媒体协商具体包括：
获取个性化回铃音的会话描述协议；
向所述主叫发送携带有所述个性化回铃音的会话描述协议的临时响应消 息；
所述主叫返回所述临时响应消息的可靠性应答。
8、 根据权利要求 6所述的在多方会话中实现个性化回铃音的方法，其 特征在于还包括：
根据接收到的第一个确认响应消息，停止向所述主叫播放个性化回铃音， 所述第一个确认响应消息由其中一个所述被叫发送。
9、 根据权利要求 8所述的在多方会话中实现个性化回铃音的方法，其 特征在于还包括：
在接收到第一个确认响应消息之前或者之后， 与所述主叫之间进行业务 会话的媒体协商。
10、 一种在多方会话中实现个性化回铃音的装置， 其特征在于， 包括： 会话请求模块， 用于根据接收的主叫发送的业务会话请求， 发送会话请 求到会话的至少一个被叫；
第一个性化回铃音媒体协商模块， 用于与所述主叫进行个性化回铃音的 媒体协商；
第一播放模块， 用于接收到第一个振铃响应时， 通过所述个性化回铃音 的媒体协商建立的媒体通道向所述主叫播放个性化回铃音， 所述第一个振铃 响应消息由其中一个所述被叫发出。
1 1、 根据权利要求 10所述的在多方会话中实现个性化回铃音的装置， 其特征在于， 所述第一个性化回铃音媒体协商模块包括：
会话描述协议获取子模块， 用于获取个性化回铃音的会话描述协议； 临时响应发送子模块， 用于向所述主叫发送携带有所述个性化回铃音的 会话描述协议的临时响应消息；
可靠性应答发送子模块， 用于所述主叫返回所述临时响应消息的可靠性 应答。
12、 根据权利要求 10所述的在多方会话中实现个性化回铃音的装置， 其特征在于还包括： 业务会话媒体协商模块， 用于在接收到第一个确认响应 消息之前或者之后， 与所述主叫之间进行业务会话的媒体协商。
13、 一种在多方会话中实现个性化回铃音的装置， 其特征在于， 包括： 会话请求模块， 用于根据接收的主叫发送的业务会话请求， 发送会话请 求到会话的至少一个被叫；
第二个性化回铃音媒体协商模块，用于在接收到第一个振铃响应消息时， 与所述主叫进行个性化回铃音的媒体协商， 所述第一个振铃响应消息由其中 一个所述被叫发送；
第二播放模块， 用于通过所述个性化回铃音的媒体协商建立的媒体通道 向所述主叫播放个性化回铃音。
14、 根据权利要求 13所述的在多方会话中实现个性化回铃音的装置， 其特征在于， 所述第二个性化回铃音媒体协商模块包括：
振铃响应消息接收子模块， 用于接收第一个振铃响应消息， 所述第一个 振铃响应消息由其中一个所述被叫发送；
会话描述协议获取子模块， 用于获取个性化回铃音的会话描述协议； 临时响应发送子模块， 用于向所述主叫发送携带有所述个性化回铃音的 会话描述协议的临时响应消息； 可靠性应答发送子模块， 用于所述主叫返回所述临时响应消息的可靠性 应答。
15、 根据权利要求 13所述的在多方会话中实现个性化回铃音的装置， 其特征在于，
业务会话媒体协商模块， 用于在接收到第一个确认响应消息之前或者之 后， 与所述主叫之间进行业务会话的媒体协商。
16、 一种会话控制服务器， 其特征在于， 包括：
会话请求模块， 用于根据接收的主叫发送的业务会话请求， 发送会话请 求到会话的至少一个被叫；
会话控制模块， 根据接收的主叫发送的业务会话请求， 在会话建立过程 中指示进行个性化回铃音的媒体协商； 在接收到第一个振铃响应时指示播放 个性化回铃音。
17、 根据权利要求 16所述的会话控制服务器， 其特征在于， 所述会话 控制模块包括：
会话描述协议获取子模块， 用于获取个性化回铃音的会话描述协议； 临时响应发送子模块， 用于向所述主叫发送携带有所述个性化回铃音的 会话描述协议的临时响应消息；
可靠性应答发送子模块， 用于所述主叫返回所述临时响应消息的可靠性 应答；
播放模块， 在接收到第一个振铃响应时指示向所述主叫播放个性化回铃 音。
18、 一种媒体资源服务器， 其特征在于， 包括：
个性化回铃音媒体协商模块，用于与主叫进行个性化回铃音的媒体协商； 播放模块， 用于接收到第一个振铃响应时， 通过所述个性化回铃音的媒 体协商建立的媒体通道向所述主叫播放个性化回铃音， 所述第一个振铃响应 消息由其中一个被叫发出。
PCT/CN2009/070622 2008-03-04 2009-03-03 在多方会话中实现个性化回铃音的方法及装置 WO2009109135A1 (zh)

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