WO2012037799A1 - Terminal de réception de télévision numérique et procédé associé activant la messagerie instantanée multimédia - Google Patents

Terminal de réception de télévision numérique et procédé associé activant la messagerie instantanée multimédia Download PDF

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Publication number
WO2012037799A1
WO2012037799A1 PCT/CN2011/071395 CN2011071395W WO2012037799A1 WO 2012037799 A1 WO2012037799 A1 WO 2012037799A1 CN 2011071395 W CN2011071395 W CN 2011071395W WO 2012037799 A1 WO2012037799 A1 WO 2012037799A1
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WO
WIPO (PCT)
Prior art keywords
digital television
receiving terminal
communication device
television receiving
signaling
Prior art date
Application number
PCT/CN2011/071395
Other languages
English (en)
Chinese (zh)
Inventor
夏志毅
Original Assignee
深圳市同洲电子股份有限公司
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Publication of WO2012037799A1 publication Critical patent/WO2012037799A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
    • H04N21/4788—Supplemental services, e.g. displaying phone caller identification, shopping application communicating with other users, e.g. chatting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H04L12/1813—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast for computer conferences, e.g. chat rooms
    • H04L12/1818—Conference organisation arrangements, e.g. handling schedules, setting up parameters needed by nodes to attend a conference, booking network resources, notifying involved parties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
    • H04L51/04—Real-time or near real-time messaging, e.g. instant messaging [IM]
    • H04L51/046—Interoperability with other network applications or services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
    • H04N21/6175—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via Internet
    • 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]

Definitions

  • the present invention relates to the field of multimedia communication technologies, and in particular, to a digital television receiving terminal and a method for realizing multimedia instant communication.
  • the multimedia instant messaging in the prior art is mainly applied to personal computers (PCs, Personal Computers) and smart mobile terminal devices, such as audio calls, video calls, and text chats between PCs and PCs.
  • the invention provides a digital television receiving terminal, which is based on an Internet Protocol Multimedia Subsystem (IMS) network and conveniently performs multimedia instant communication with other communication devices accessing the IMS network.
  • IMS Internet Protocol Multimedia Subsystem
  • the invention provides a method for realizing multimedia instant communication by the above digital television receiving terminal.
  • the method is implemented based on an IMS network, so that the digital television receiving terminal and other communication devices accessing the IMS network can conveniently perform multimedia instant communication.
  • a digital television receiving terminal for realizing multimedia instant messaging accesses an Internet Protocol Multimedia Subsystem (IMS) network;
  • the digital television receiving terminal comprises: a subscription module, configured to subscribe to an IMS network server for status of other communication devices accessing the IMS network, to form a subscription list;
  • IMS Internet Protocol Multimedia Subsystem
  • a status obtaining module configured to receive a current status of the subscribed communication device notified by the IMS network server, and update the subscription list;
  • the multimedia communication module is configured to select a communication device whose current state is a communicable state from the subscription list for multimedia communication.
  • a method for implementing multimedia instant messaging by the above-mentioned digital television receiving terminal the key is that the digital television receiving terminal accesses the Internet Protocol Multimedia Subsystem IMS network, subscribes to the IMS network server for the status of other communication devices accessing the IMS network, and forms a subscription list.
  • the method further includes: the IMS network server notifying the digital television receiving terminal of the current state of the subscribed communication device, and the digital television receiving terminal updating the subscription list;
  • the digital television receiving terminal selects a communication device whose current state is a communicable state from the subscription list for multimedia communication.
  • the digital television receiving terminal provided by the present invention and the multimedia instant messaging method thereof are based on the IMS network. Since the IMS network has an open interface, it can access various service applications very conveniently and quickly, such as Internet service and mobile network. Business and digital TV services, etc., are equivalent to providing an open multimedia instant messaging platform.
  • the digital television receiving terminal accesses the IMS network through the broadcasting network in which it is located, and the communication devices that access the IMS network perform operations according to the technical solution of the present invention, that is, the multimedia instant communication can be conveniently performed based on the unified standard, without having to follow more A proprietary protocol, the other communication devices herein may be digital television receiving terminals, PCs or mobile terminals.
  • the IMS network is utilized. It promotes the integration of the broadcasting network with the Internet and the mobile Internet, and improves the viscosity of the digital TV receiving terminal users. Based on this, it can also increase the average revenue per user (ARPU, Average Revenue Per User) value.
  • ARPU Average Revenue Per User
  • FIG. 1 is a flow chart of a method for implementing multimedia instant messaging by a digital television receiving terminal according to the present invention
  • FIG. 2 is a flowchart of a release process according to an embodiment of the present invention
  • 3 is a flow chart of subscription in an embodiment of the present invention
  • 4 is a flow chart of communication in an embodiment of the present invention
  • FIG. 5 is a schematic structural diagram of a digital television receiving terminal according to the present invention.
  • the IMS network which is the core standard framework of the Next Generation Network (NGN), is based on the Session Initiation Protocol (SIP) and is a system that combines data, voice, mobile and fixed networks.
  • NTN Next Generation Network
  • SIP Session Initiation Protocol
  • the Call Session Control Function is the core functional entity of the IMS network. It is responsible for forwarding SIP messages and forming a routing system between the client and the server and between the clients.
  • the CSCF can be divided into a proxy call session control function entity (P-CSCF), a serving call session control function entity (S-CSCF), and an inquiry call session control function entity (I-CSCF), wherein the P-CSCF is located in the access network. It is the entry point for accessing the IMS network, and is responsible for accepting user access, SIP message forwarding, integrity protection, and compression processing.
  • the I-CSCF is located in the home network and is the entry point for the SIP message to enter the IMS network.
  • the S-CSCF is located in the home network and mainly accepts user registration, downloads and temporarily stores user information from the HSS, redirects routes, performs call session control, triggers user subscription services, and cooperates with the service platform for service support.
  • the digital television receiving terminal subscribes to the IMS network server for the current state of the other communication device accessing the IMS network, forming a subscription list including the communication device and its corresponding state.
  • the current status here refers to whether the communication device is currently communicable, such as online, offline, etc., and each state can be set with a corresponding preset identifier.
  • the digital TV receiving terminal accesses the IMS network through its broadcasting network.
  • FIG. 1 is a flow chart of a method for implementing multimedia instant messaging by a digital television receiving terminal according to the present invention, and the process includes:
  • Step 101 The IMS network server notifies the digital television receiving terminal of the current status of other communication devices that the terminal has subscribed to, and the digital television receiving terminal updates the subscription list.
  • the IMS network server when the IMS network server notifies, it can only notify the preset identifier corresponding to the current state of the other communication device that has been subscribed, and the digital television receiving terminal can know the current state by using the preset identifier.
  • Step 102 The digital television receiving terminal selects another communication device whose current state is communicable from the subscription list for multimedia communication.
  • the digital television receiving terminal provides an application interface, and is displayed by a display device connected to the digital television receiving terminal or a display device connected to the digital television receiving terminal, and the user can click the corresponding option on the application interface.
  • Perform a variety of different operations such as browsing the subscription list through the application interface, or selecting the currently communicating communication device.
  • the digital television receiving terminal provided by the present invention and the multimedia instant messaging method thereof are based on the IMS network. Since the IMS network has an open interface, it can access various service applications very conveniently and quickly, such as Internet service and mobile network. Business and digital TV services, etc., are equivalent to providing an open multimedia instant messaging platform.
  • the digital television receiving terminal accesses the IMS network, and the communication devices that access the IMS network perform operations according to the technical solution of the present invention, that is, the multimedia instant communication can be conveniently performed based on the unified standard, without following the corresponding multiple private protocols.
  • Other communication devices herein may be digital television receiving terminals, PCs or mobile terminals.
  • the network promotes the integration of the broadcasting network with the Internet and the mobile Internet, and improves the viscosity of the digital TV receiving terminal users. Based on this, the ARPU value of the broadcasting network can also be improved.
  • the digital television receiving terminal may be a set top box, or a digital television integrated machine, or a network protocol television.
  • both parties performing multimedia instant messaging are a set top box and a PC.
  • This embodiment includes three parts: the subscription process, the release process, and the communication process.
  • FIG. 2 is a flowchart of a release process in an embodiment of the present invention. Taking the release of a PC as an example, the process shown in FIG. 2 includes:
  • Step 201 The PC sends a release signaling (PUBLISH) to the P-CSCF of the access network where the PC is in the status update state, where the release signaling carries the identity and current status of the PC.
  • the issuing signaling is standard SIP signaling, and the identity and current state of the PC are carried in the issuing signaling according to the specified format.
  • Step 202 The P-CSCF of the visited network where the PC is located searches the S-CSCF of the home network of the PC in the HSS according to the identity of the PC, and forwards the release signaling to the found S-CSCF.
  • Step 203 The S-CSCF of the home network of the PC forwards the release signaling to the IMS network server.
  • Step 204 The IMS network server performs authentication, specifically, whether the identity of the PC exists in the HSS. If yes, the S-CSCF of the home network of the PC and the P-CSCF of the visited network where the PC is located are returned to the PC to indicate that the advertisement is successfully issued. Confirmation signaling (200 OK).
  • the set-top box and other types of communication devices can also release the updated current status to the IMS network server through the above steps 201-204.
  • FIG. 3 is a flow chart of a subscription in the first embodiment of the present invention. Taking the subscription of the set top box as an example, the process shown in FIG. 3 includes:
  • Step 301 The set-top box sends a subscription signaling (SUBSCRIBE) to the P-CSCF of the visited network, where the subscription signaling carries the identity of the set-top box and the identity of the PC.
  • SUBSCRIBE subscription signaling
  • the subscription signaling is standard SIP signaling, and the identity of the set top box and the identity of the PC are carried in the subscription signaling according to the specified format.
  • Step 302 The P-CSCF of the visited network where the set-top box is located searches the S-CSCF of the home network of the set-top box in the HSS according to the identity of the set-top box, and forwards the subscription signaling to the found S-CSCF.
  • Step 303 The S-CSCF of the home network of the set top box forwards the subscription signaling to the IMS network server.
  • Step 306 The IMS network server performs authentication, specifically, according to the identity of the set-top box, querying the viewable user list corresponding to the identity of the set-top box, determining whether the identity of the PC is in the viewable user list, and if present, the IMS network server Confirming that the set-top box has the subscription right, and sequentially returns the confirmation signaling (200 OK) indicating the subscription success to the set-top box through the S-CSCF of the home network of the set-top box and the P-CSCF of the access network; otherwise, sending an inquiry to the PC according to the identity of the PC Signaling, asking whether the PC is allowed to be subscribed by the set-top box, and the inquiry signaling carries the identity of the set-top box.
  • the IMS network server determines that the set-top box has the subscription right, and sequentially passes through the S-CSCF of the home network of the set-top box and the access network.
  • the P-CSCF returns to the set-top box indicating that the subscription was successful. Confirmation signaling (200 OK) 0
  • the IMS network server maintains a corresponding viewable user list for each communication device accessing the IMS network, and the list includes the identity of all communication devices that the communication device can subscribe to.
  • the corresponding viewable user list does not include the identity of the communication device to be subscribed, and the IMS network server confirms the communication to be subscribed by the above inquiry. Whether the device is allowed to be subscribed, if allowed, the identity of the communication device to be subscribed to is added to the list of viewable users of the subscriber communication device.
  • the viewable user list already contains the identity of the communication device to be subscribed, and the IMS network server does not need to query the communication device to be subscribed again.
  • the server will send a notification to the set-top box of the subscribed PC, including the following steps:
  • Step 305 The IMS network server sends a notification signaling ( NOTIFY) to the set-top box through the S-CSCF of the home network of the set-top box and the P-CSCF of the access network, where the notification signaling carries current status information of the PC.
  • NOTIFY notification signaling
  • the notification signaling is standard SIP signaling, and the current state information of the PC is carried in the notification signaling according to the standard format.
  • the set top box parses the current state information of the PC from the notification signaling, it updates the current state of the PC in the subscription list.
  • Step 306 The set-top box sequentially returns the determination signaling (200 OK) indicating that the reception is successful to the server through the P-CSCF of the access network and the S-CSCF of the home network.
  • the PC can also subscribe to the state of the set top box according to steps 301 to 304, and obtain the status information of the set top box according to steps 305 to 306.
  • FIG. 4 is a flow chart of the communication in the embodiment of the present invention. The process shown in FIG. 4 is as follows:
  • Step 401 The set-top box sends an invitation signaling (INVITE) to the P-CSCF of the visited network, where the invitation signaling carries the identity of the set-top box and the identity of the PC.
  • ISVITE invitation signaling
  • the PC can be selected from the subscription list for multimedia instant messaging.
  • the signaling of the invitation is the Session Description Protocol (SDP) signaling, and the identification of the set top box and the PC is performed. It is carried in the invitation signaling according to the prescribed format.
  • SDP Session Description Protocol
  • Step 402 The P-CSCF of the access network where the set-top box is located searches the S-CSCF of the home network of the set-top box in the HSS according to the identity of the set-top box, and forwards the invitation signaling to the found S-CSCF.
  • Step 403 The S-CSCF of the home network of the set top box forwards the invitation signaling to the I-CSCF of the home network.
  • Step 404 The I-CSCF of the home network of the set top box searches the S-CSCF of the home network of the PC in the HSS according to the identity of the PC, and forwards the invitation signaling to the found S-CSCF.
  • Step 405 The S-CSCF of the home network of the PC forwards the invite signaling to the P-CSCF of the visited network where the PC is located.
  • Step 406 The P-CSCF of the visited network where the PC is located forwards the invitation signaling to the PC.
  • the S-CSCF of the home network of the PC may also send the attempt signaling, which is sent to the set-top box through the I-CSCF, the S-CSCF of the home network of the set-top box, and the P-CSCF of the visited network, where the set-top box is This can be known that the communication initiated by itself is being tried.
  • Step 407 The PC sequentially sends a ringing signal to the set top box through the P-CSCF of the visited network, the S-CSCF of the home network, the I-CSCF and the S-CSCF of the home network of the set top box, and the P-CSCF of the access network where the set top box is located. ( Ringing ).
  • the ring signal may not be sent.
  • Step 408 The PC sequentially sends an instruction to accept the invitation to the set-top box through the P-CSCF of the visited network, the S-CSCF of the home network, the I-CSCF and the S-CSCF of the home network of the set-top box, and the P-CSCF of the access network where the set-top box is located. Confirmation signaling (200 OK).
  • Step 409 The set-top box sends an acknowledgement (ACK) signaling to the PC through the P-CSCF of the visited network, the S-CSCF of the home network, the I-CSCF, and the S-CSCF of the home network where the PC is located.
  • ACK acknowledgement
  • Step 410 The set top box and the PC perform a multimedia data session.
  • Step 411 The PC sends a goodbye signaling (BYE) to the set top box.
  • Step 412 The set top box sends an acknowledgment signaling (200 OK) indicating that the reception is successful to the PC, and the multimedia data session ends.
  • the set-top box can also conveniently carry out multimedia instant messaging with the mobile terminal.
  • the current huge set-top box user resources are quickly integrated into the relatively mature Internet or mobile Internet by means of the IMS network, and the virtual community information communication platform corresponding to the real community is established by using the good scalability of the IMS network.
  • the virtual community can provide a variety of community services, such as community information release, community dating and community interactive entertainment, to promote communication.
  • community services such as community information release, community dating and community interactive entertainment
  • the viscosity of the set-top box user is increased, and based on this, the ARPU value of the radio and television network where the set-top box is located can also be increased.
  • the digital television receiving terminal in the present invention will be described below.
  • FIG. 5 is a schematic structural diagram of a digital television receiving terminal according to the present invention.
  • the digital television receiving terminal is connected to an IMS network, and the digital television receiving terminal comprises: a subscription module, a state acquiring module, and a multimedia communication module.
  • the subscription module subscribes to the IMS network server for the status of other communication devices accessing the IMS network to form a subscription list.
  • the status obtaining module is configured to receive a current status of the subscribed other communication device notified by the IMS network server, and update its own subscription list.
  • the multimedia communication module is configured to select, from the subscription list, a communication device whose current state is communicable for multimedia communication.
  • an implementation manner of the internal structure of the subscription module, the state acquisition module, and the multimedia communication module is exemplified.
  • the above subscription module includes: a subscription sending unit and a subscription receiving unit.
  • the subscription sending unit is configured to send the subscription signaling to the IMS network server, where the subscription signaling carries the identity of the digital television receiving terminal and the identity of the communication device to be subscribed; the subscription receiving unit is configured to receive the IMS network server.
  • the returned determination signaling indicating the success of the subscription.
  • the state acquiring module includes: a state receiving unit, a parsing unit, and an updating unit.
  • the status receiving unit is configured to receive the notification signaling sent by the IMS network server, where the notification signaling carries the identity identifier and the current state information of the subscribed communication device, and the parsing unit receives the notification signaling from the receiving unit. Parsing the current state of the subscribed communication device; updating the unit, updating the subscription list by using the current state parsed by the parsing unit.
  • the above multimedia communication module includes: an invitation unit and a communication execution unit.
  • the invitation unit is configured to select, from the subscription list, a communication device whose current state is online, and send the invitation signaling, where the invitation signaling carries the identity of the digital television receiving terminal and the identity of the selected communication device;
  • the indication sent by the selected communication device accepts the invitation confirmation signaling;
  • the communication execution unit is configured to send the acknowledgement response signaling, and start a multimedia data session with the selected communication device.
  • the invitation unit may be further configured to receive a ringing signal sent by the selected communication device.
  • the communication execution unit may be further configured to: receive the goodwill signaling sent by the selected communication device, return an acknowledgement signaling to the selected communication device, and end the current multimedia data session.
  • the digital television receiving terminal further includes: a status publishing module, And sending the release signaling to the IMS network server, where the release signaling carries the identity identifier and current state information of the digital television receiving terminal.
  • the digital television receiving terminal has been widely used in the community at present, and the digital television receiving terminal provided by the present invention can perform multimedia instant communication with other communication devices, such as a PC and a mobile terminal, based on the IMS network, which is advantageous for establishing virtual reality based on real user information.
  • the community enables digital TV to receive more convenient information exchange between end users.
  • the IMS network promotes the broadcasting network and the Internet and the mobile Internet.
  • the triple play and the viscosity of the digital TV receiving terminal users are improved, and based on this, the ARPU value of the broadcasting and television network can be improved.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Engineering & Computer Science (AREA)
  • Telephonic Communication Services (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

Un terminal de réception de télévision numérique et un procédé associé activant la messagerie instantanée multimédia sont mis en œuvre, selon l'invention, sur la base d'un réseau de sous-système multimédia de protocole Internet (IMS - Internet Protocol Multimedia Subsystem). Le terminal de réception de télévision numérique est activé pour exécuter la messagerie instantanée multimédia de façon adéquate et rapide avec d'autres dispositifs de communication ayant différentes applications de service, ce qui facilite l'établissement d'une communauté virtuelle sur la base d'informations utilisateur réelles et permet un échange d'informations plus adéquat entre les utilisateurs de terminal de réception de télévision numérique et entre un terminal de réception de télévision numérique et d'autres dispositifs de communication. Parallèlement, pendant une utilisation plus efficace de ressources dans le réseau de la radio, des films et de la télévision dans lequel se trouve le terminal de réception de télévision numérique, l'intégration du réseau de la radio, des films et de la diffusion, ainsi que de l'Internet et de l'Internet mobile est favorisée au moyen du réseau IMS, et la viscosité de l'utilisateur du terminal de réception de télévision numérique et la valeur du revenu moyen par utilisateur (ARPU - Average Revenue Per User) du réseau de la radio, des films et de la diffusion sont améliorées.
PCT/CN2011/071395 2010-09-26 2011-02-28 Terminal de réception de télévision numérique et procédé associé activant la messagerie instantanée multimédia WO2012037799A1 (fr)

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CN 201010295187 CN101951381A (zh) 2010-09-26 2010-09-26 数字电视接收终端及其实现多媒体即时通讯的方法

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WO2010048997A1 (fr) * 2008-10-30 2010-05-06 Telefonaktiebolaget Lm Ericsson (Publ) Procédé et appareil pour fournir une télévision interactive
CN101951381A (zh) * 2010-09-26 2011-01-19 深圳市同洲电子股份有限公司 数字电视接收终端及其实现多媒体即时通讯的方法

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