WO2009052734A1 - Procédé, équipement et système pour démarrer un service de la télévision par réseau - Google Patents
Procédé, équipement et système pour démarrer un service de la télévision par réseau Download PDFInfo
- Publication number
- WO2009052734A1 WO2009052734A1 PCT/CN2008/072666 CN2008072666W WO2009052734A1 WO 2009052734 A1 WO2009052734 A1 WO 2009052734A1 CN 2008072666 W CN2008072666 W CN 2008072666W WO 2009052734 A1 WO2009052734 A1 WO 2009052734A1
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- WIPO (PCT)
- Prior art keywords
- network
- request message
- service
- terminal
- channel information
- Prior art date
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Classifications
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- 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
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- 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
- H04L12/185—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast with management of multicast group membership
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- 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
- H04L65/60—Network streaming of media packets
- H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
- H04L65/611—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for multicast or broadcast
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- 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
- H04L65/80—Responding to QoS
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- 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
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/64322—IP
Definitions
- the present invention relates to the field of graphics, and more particularly to a method, device and system for starting a service of a network television. Background technique
- IPTV Internet Protocol Telecommunications
- STB set-top-box
- the digital device of video codec capability is used as a terminal to provide various digital media services including television programs and their value-added services through an internet protocol.
- IPTV service startup cannot be as fast as analog TV, that is, the TV program can be played after the power is turned on.
- prior art IPTV service initiation process requires five processes, including:
- B The network access process, that is, the terminal completes the network access authentication and obtains the network IP address
- C the service access process, that is, the terminal completes the service authentication
- the service play process that is, the terminal applies to join and obtain the corresponding channel to play the video.
- the embodiment of the invention provides a method and a system for starting a service of a network television, which are used to solve the existing The problem of long-term start-up of network TV services in technology.
- An embodiment of the present invention provides a service startup method for a network television, including:
- the Internet Group Management Protocol-based join request message carrying the multicast program channel information is sent through the physical link connection;
- An embodiment of the present invention provides a service startup device for a network television, including:
- a requesting module configured to send, by using a physical link connection, an Internet Group Management Protocol-based join request message carrying multicast program channel information before the IP network accesses;
- the obtaining module acquires the media stream of the join request message requesting to join the multicast group.
- An embodiment of the present invention provides a network television terminal, including:
- An interface module configured to establish a physical link connection through a network port
- a startup module configured to send, by using a physical link connection established by the interface module, an Internet Group Management Protocol-based join request message carrying multicast program channel information, and receiving, by the interface module, before the IP network accesses The join request message requests to join the media stream of the multicast group.
- An embodiment of the present invention provides a service startup system for a network television, including:
- a terminal configured to establish a physical link connection by using a link negotiation, and send an Internet Group Management Protocol-based join request message carrying the multicast program channel information through the physical link connection before the IP network accesses, and The physical link connection receives the join request message requesting to join the media stream of the multicast group;
- a program source server for storing media data of a video service
- a Layer 2 network access device where the terminal establishes a physical link connection with the Layer 2 network access device through the network port, and is used to obtain a request message according to the Internet Group Management Protocol from the video service. Copying, in the media data, the media stream that the terminal requests to join the multicast group, and sending the media stream to the terminal.
- the terminal sends a mediation request message based on the Internet Group Management Protocol through the physical link connection before the IP network is accessed, so as to obtain the media stream of the multicast group that is requested to join, and implement the service start of the network television.
- the embodiment of the invention speeds up the start of the service of the network television, and reduces the waiting time of the user during the startup process of the network television.
- FIG. 1 is a schematic flowchart of a method for starting a service of a network television according to an embodiment of the present invention
- FIG. 2 is a schematic flowchart of a method for starting a service of a network television according to Embodiment 2 of the present invention
- FIG. 3 is a schematic structural diagram of a network television terminal according to an embodiment of the present invention.
- FIG. 4 is a schematic structural diagram of a network television terminal according to Embodiment 2 of the present invention.
- FIG. 5 is a schematic structural diagram of a network television terminal according to Embodiment 3 of the present invention.
- FIG. 6 is a schematic structural diagram of a service start system of a network television according to an embodiment of the present invention
- FIG. 7 is a schematic structural diagram of a service start system of a network television according to Embodiment 2 of the present invention.
- FIG. 1 is a schematic flowchart diagram of a method for starting a service of a network television according to an embodiment of the present invention. This embodiment includes the following steps:
- Step 101 Before the IP network access, send a Join request message based on an Internet Group Management Protocol (IGMP) carrying the multicast program channel information through the physical link connection.
- IGMP Internet Group Management Protocol
- the terminal may send an IGMP join request message to the Layer 2 network access device on the network side according to the multicast program channel information (multicast program channel table) with the authorized attribute pre-stored in the terminal.
- the request is to join a multicast group with an authorized attribute.
- the IGMP join request message carries the multicast program channel information with the authorized attribute.
- the terminal may also first obtain the default multicast program according to the default channel pre-stored in the terminal. Channel information, and then send an IGMP join request message to the network layer 2 network access device according to the default multicast program channel information, to request to join a default multicast group (public multicast group), and the IGMP joins.
- the request message carries the default multicast program channel information.
- the above terminal may be an STB, or may be other devices that integrate STB functions, such as: a computer, a digital television integrated machine with integrated STB functions, and the like.
- the program channel information with the authorization attribute is stored in the terminal. Before the IP network is accessed, the terminal can send an IGMP join request message to the layer 2 network access device according to the channel information only on the physical link. Join a multicast Group.
- the Layer 2 network access device may be a Digital Subscriber Line Access Multiplexer (DSLAM).
- DSLAM Digital Subscriber Line Access Multiplexer
- the Layer 2 network access device supports the processing of IGMP messages and multicast data forwarding.
- the precondition for establishing the physical link connection is the connectivity of the network port. Therefore, the physical link connection may be established during the initialization process of the terminal, or may be established after the initialization of the terminal is completed.
- Terminal initialization includes terminal system startup and application loading, that is, the terminal completes initialization of the terminal's memory, cache (Cache memory), flash memory (Flame Memory), etc., completes related hardware peripherals such as: network port and other device drivers, and completes Network configuration, etc.
- the establishment of the above physical link connection can be realized as long as the network port is driven, that is, the network port is completed;
- Step 102 Obtain the foregoing IGMP join request message to request to join the media stream of the multicast group.
- the terminal obtains the media stream that the second layer network access device requests to join the multicast group according to the IGMP join request message replication, and completes the fast start of the service.
- the terminal can directly obtain the media stream of the multicast group requested by the terminal that is sent by the terminal that is sent by the Layer 2 network access device, without obtaining the network IP address (that is, the IP network access is not completed).
- the terminal may send an IGMP join request message to the layer 2 network access device through the physical link connection before the IP network access, so as to obtain the media stream of the multicast group that the request message requests to join, and implement the service.
- Quick Start In this embodiment, the speed of starting the service of the network television is accelerated, and the waiting time of the user during the startup of the network television service is reduced.
- Network TV service startup method embodiment 2
- FIG. 2 is a schematic flowchart diagram of a method for starting a service of a network television according to Embodiment 2 of the present invention.
- the IPTV terminal may further include the following steps after the step 102 in this embodiment, as compared with the first embodiment:
- Step 103 Perform an access authentication of an Ethernet-based Point-to-Point Protocol over Ethernet (hereinafter referred to as PPPoE);
- PPPoE Ethernet-based Point-to-Point Protocol over Ethernet
- the terminal performs PPPoE authentication by interacting with the access authentication device.
- the device may be a Broadband Remote Access Server (BRAS) or a Remote Authentication Dial In User Service (RAD I US) authentication server;
- BRAS Broadband Remote Access Server
- RAD I US Remote Authentication Dial In User Service
- Step 104 After obtaining the PPPoE authentication, obtain the legal network IP address that is assigned. After the terminal is authenticated by the PPPoE, the terminal obtains the network IP address assigned by the access authentication device.
- PPPoE refers to the protocol method for transmitting PPP data packets over Ethernet. It is widely used in ADSL access authentication and data transmission.
- PPPoE dial-up authentication generally uses the dynamic allocation of IP addresses. After the terminal dials, the Broadband Remote Access Server (BRAS) automatically assigns IP addresses.
- BRAS Broadband Remote Access Server
- PPPoE supports the QoS (Quality of Service) guarantee, which enables convenient real-time traffic control on the terminal.
- PPPoE supports security authentication based on the terminal user name and password, which can effectively identify the legitimacy of the access terminal.
- Step 105 Perform service authentication.
- the terminal performs service authentication by interacting with the service management device.
- the service management device may be a network television middleware (IPTV Middleware);
- Step 106 After the foregoing service authentication, apply for the subscribed program channel information.
- the terminal After the terminal passes the foregoing service authentication, the terminal applies for the subscribed program channel information to the service management device;
- Step 107 Obtain the subscribed program channel information obtained by querying the channel subscription information.
- the terminal acquires the subscribed program channel information obtained by querying the channel subscription information of the terminal user by using the service management support device (BOSS, Business and Operation Support System).
- BOSS Business and Operation Support System
- the terminal may further obtain the network IP address and the subscribed program channel information, so that the terminal implements the multicast and on-demand services.
- the service startup method of the IPTV in the embodiment of the present invention may further include a sleep process of the foregoing terminal.
- the terminal may directly send an IGMP join request message to the layer 2 network access device according to the subscribed program channel information acquired before the terminal sleeps; the layer 2 network access device adds the request according to the IGMP.
- the message is used to copy the media stream of the multicast group that the terminal requests to join, and send the media stream to the terminal, and then the terminal acquires the media stream, that is, the fast recovery of the service is completed.
- the service starting device of the network television of the embodiment includes: a requesting module, configured to send an IGMP join request message carrying the multicast program channel information through the physical link connection before the IP network access; the obtaining module acquires the IGMP according to the foregoing The request to join the request message replication joins the media stream of the multicast group.
- the requesting module may send an IGMP Add Request message through the physical link before the IP network access, so that the acquiring module obtains the media stream, and implements fast start of the IPTV service.
- the speed of starting the service of the network television is accelerated, and the time waiting for the user in the network startup process of the network television is reduced.
- the embodiment may further include: an initialization module, configured to perform initialization, where the initializing includes establishing a physical link connection by using link negotiation.
- an initialization module configured to perform initialization, where the initializing includes establishing a physical link connection by using link negotiation.
- FIG. 3 is a schematic structural diagram of a network television terminal according to an embodiment of the present invention.
- This embodiment includes an interface module 10 and an activation module 20 that are connected to each other.
- the interface module 10 is configured to establish a physical link connection through link negotiation.
- the startup module 20 is configured to send an IGMP join request carrying the multicast program channel information through the physical link connection established by the interface module 10 before the IP network accesses. The message, and the delivered media stream is received through the interface module 10.
- the startup module 20 may further include a first storage unit 21 and a first communication unit 22 connected to each other.
- the first storage unit 21 is configured to store the multicast program channel information with the authorization attribute.
- the first communication unit 22 is configured to pass the interface module of the multicast program channel information stored by the first storage unit 21 before the IP network access.
- the established physical link connection sends an IGMP join request message carrying the multicast program channel information, and is used to receive the media stream through the interface module 10.
- the first communication unit of the startup module sends the multicast program channel information with the authorized attribute stored in the first storage unit to the layer 2 network access device only through the physical link before the IP network of the terminal is accessed.
- the IGMP joins the request message, so as to obtain the media stream of the multicast group with the authorized attribute that the request message requests to join, and implements the fast start of the service.
- This embodiment speeds up the start of the service of the network television, and reduces the waiting of the user during the startup of the network television service. time.
- Network TV terminal embodiment 2
- FIG. 4 is a schematic structural diagram of a network television terminal according to Embodiment 2 of the present invention.
- the startup module 20 in this embodiment includes a second storage unit 23, an acquisition unit 24, and a second communication unit that are sequentially connected.
- the second storage unit 23 is configured to obtain default multicast program channel information according to the default channel stored by the second storage unit.
- the second communication unit 25 is configured to use the IP network before the IP network is accessed.
- the default multicast program channel information obtained by the obtaining unit 24 transmits an IGMP join request message carrying the default multicast program channel information through the physical link connection established by the interface module 10, and is used to receive the media stream through the interface module 10.
- the acquiring module of the startup module first obtains default multicast program channel information according to the default channel stored by the second storage unit before the IP network access of the terminal, and then the second communication unit is configured according to the default multicast program.
- the channel information is sent to the Layer 2 network access device to send the IGMP join request message only through the physical link, so as to obtain the media stream of the default multicast group that the request message requests to join, and implement fast start of the service.
- the speed of starting the service of the network television is accelerated, and the waiting time of the user during the startup of the network television service is reduced.
- FIG. 5 is a schematic structural diagram of a network television terminal according to Embodiment 3 of the present invention.
- the embodiment may further include: an access authentication module 30, configured to interact with the access authentication device through the interface module 10, to complete PPPoE authentication on the terminal, After the PPPoE authentication is passed, the access authentication module 30 obtains the assigned network IP address through the interface module 10, and the service authentication module 40 is configured to interact with the service management device through the interface module 10 to complete the service authentication of the terminal. After the service authentication is passed, the service authentication module 40 obtains the subscribed program channel information obtained by querying the channel subscription information through the interface module 10.
- the access authentication module and the service authentication module may further obtain the delivered network IP address and the program channel information subscribed by the terminal user, thereby The terminal implements multicast and on-demand services.
- Network TV service startup system embodiment 1
- FIG. 6 is a schematic structural diagram of a service start system of a network television according to an embodiment of the present invention.
- This embodiment includes a terminal 200, a layer 2 network access device 300, and a program source server 400 which are sequentially connected.
- the terminal 200 is configured to establish a physical link connection between the terminal 200 and the layer 2 network access device 300 through link negotiation, and connect to the layer 2 network access device 300 through the physical link before the IP network is accessed.
- the program source server 400 configured to store the media data of the video service;
- the layer network access device 300, the terminal 200 establishes a physical link connection with the layer 2 network access device 300 through the network port, and is used to media the video service from the program source server 400 according to the IGMP join request message.
- the data replication terminal 200 requests the media stream of the joined multicast group and transmits the above media stream to the terminal 200.
- the Layer 2 network access device 300 supports the IGMP management and the multicast replication. After the terminal 200 sends an IGMP join request message to the Layer 2 network access device 300, the Layer 2 network access device 300 can normally detect and can be The multicast IGMP join request message is used to copy the media stream of the multicast group that the terminal requests to join from the media stream of the video service stored in the program source server 400.
- the terminal 200 in this embodiment includes an interface module 10 and a startup module 20 that are connected to each other.
- the interface module 10 is configured to establish a physical link connection between the terminal and the layer 2 network access device by using the link negotiation.
- the startup module 20 is configured to connect the physical link established by the interface module 10 before the IP network is accessed.
- the Layer 2 network access device sends an IGMP join request message carrying the multicast program channel information, and the interface module 10 receives the IGMP join request message sent by the Layer 2 network access device 300 to request to join the media stream of the multicast group.
- the startup module 20 of the terminal 200 may further include a first storage unit 21 and a first communication unit 22 that are connected to each other.
- the first storage unit 21 is configured to store the multicast program channel information with the authorization attribute.
- the first communication unit 22 is configured to pass the interface module of the multicast program channel information stored by the first storage unit 21 before the IP network access.
- the established physical link connection sends an IGMP join request message carrying the multicast program channel information to the layer 2 network access device 300, and a media stream for requesting to join the multicast group by receiving the IGMP join request message through the interface module 10.
- the startup module 20 in this embodiment may further include a second storage unit (not shown) connected in sequence, an acquisition unit (not shown), and a second communication unit (not shown) Out):
- the second storage unit is configured to store a default channel;
- the obtaining unit is configured to obtain default multicast program channel information according to a default channel stored by the second storage unit;
- the second communication unit is configured to acquire, according to the acquiring unit, before the IP network accesses
- the default multicast program channel information is sent through the physical link connection established by the interface module 10 to send an IGMP join request message carrying the default multicast program channel information, and is used to receive an IGMP join request message through the interface module 10 to request to join the multicast. Group of media streams.
- the terminal may send an IGMP join request message to the layer 2 network access device only through the physical link before the IP network access, and the layer 2 network access device requests to join according to the IGMP join request message copy terminal.
- the media stream of the multicast group so that the terminal obtains the media stream, and implements the service start of the terminal.
- the speed of starting the service of the network television is accelerated, and the time that the user waits during the startup of the service of the network television is reduced.
- FIG. 7 is a schematic structural diagram of a service start system of a network television according to Embodiment 2 of the present invention.
- the terminal 200 of the embodiment may further include: an access authentication module 30, configured to interact with the access authentication device through the interface module 10, to complete PPPoE authentication to the terminal 200, and the PPPoE authentication.
- the access authentication module 30 obtains the assigned network IP address through the interface module 10
- the service authentication module 40 is configured to interact with the service management device through the interface module 10 to complete the service authentication for the 200 terminal, and the service authentication.
- the service authentication module 40 obtains the subscribed program channel information that is delivered through the interface module 10.
- the service initiation system of the interactive network television terminal of this embodiment may further include an access authentication device 500, configured to perform an access authentication on the terminal 200 by using the interface module 10 and the access authentication module 30, and the access authentication is passed. Then, the terminal 200 is assigned a network IP address; the service operation supporting device 700 is configured to store related information of the subscription program of the terminal 200; the service authentication device 600 is configured to interact with the service authentication module 40 through the interface module 10, and the terminal 2GG After the service authentication is passed, the subscribed program channel information is returned to the terminal 200 according to the related information of the subscription program of the terminal 200 stored in the service operation support device 700.
- an access authentication device 500 configured to perform an access authentication on the terminal 200 by using the interface module 10 and the access authentication module 30, and the access authentication is passed. Then, the terminal 200 is assigned a network IP address; the service operation supporting device 700 is configured to store related information of the subscription program of the terminal 200; the service authentication device 600 is configured to interact with the service authentication module 40 through the interface module 10, and the terminal 2GG After the service authentication is
- the terminal after the terminal obtains the multicast data to start the multicast service of the terminal, the terminal further obtains the network IP address delivered by the access authentication device and the subscribed program channel information subscribed by the terminal user returned by the service authentication device, thereby The terminal implements multicast and on-demand services.
- a person skilled in the art can understand that all or part of the steps of implementing the above method embodiments may be completed by using hardware related to program instructions, and the foregoing program may be stored in a computer readable storage medium, and the program is executed when executed.
- the steps of the foregoing method embodiments are included; 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
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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BRPI0817820-8A BRPI0817820B1 (pt) | 2007-10-19 | 2008-10-13 | Método para iniciar um serviço de protocolo de internet de televisão, terminal de protocolo de internet de televisão e sistema para iniciar um serviço de protocolo de internet de televisão |
EP08841577.3A EP2202974B1 (en) | 2007-10-19 | 2008-10-13 | A method, equipment and system for starting a service of the network television |
US12/760,112 US20100199321A1 (en) | 2007-10-19 | 2010-04-14 | Method, device and system for starting iptv service |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN200710176122.6 | 2007-10-19 | ||
CN200710176122A CN100583997C (zh) | 2007-10-19 | 2007-10-19 | 网络电视的业务启动方法、装置和系统以及网络电视终端 |
Related Child Applications (1)
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US12/760,112 Continuation US20100199321A1 (en) | 2007-10-19 | 2010-04-14 | Method, device and system for starting iptv service |
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WO2009052734A1 true WO2009052734A1 (fr) | 2009-04-30 |
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US (1) | US20100199321A1 (zh) |
EP (1) | EP2202974B1 (zh) |
CN (1) | CN100583997C (zh) |
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BRPI0817820B1 (pt) | 2020-09-15 |
EP2202974A1 (en) | 2010-06-30 |
CN100583997C (zh) | 2010-01-20 |
CN101141626A (zh) | 2008-03-12 |
EP2202974A4 (en) | 2011-11-30 |
US20100199321A1 (en) | 2010-08-05 |
BRPI0817820A2 (pt) | 2015-03-31 |
EP2202974B1 (en) | 2019-09-11 |
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