CN101472138A - System and method for implementing share of digital set-top box program stream - Google Patents
System and method for implementing share of digital set-top box program stream Download PDFInfo
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Abstract
The invention discloses a system for sharing digital set-top-box program streams. The system comprises a plurality of IGRS terminal equipment used for transmitting a digital set-top-box program stream request message to an IGRS digital set-top-box, and receiving and/or playing digital set-top-box program streams from the IGRS digital set-top-box, and the IGRS digital set-top-box used for receiving the digital set-top-box program stream request message and transmitting the digital set-top-box program streams to the IGRS terminal equipment according to the digital set-top-box program stream request message. Correspondingly, the invention discloses a method for sharing the digital set-top-box program streams. Therefore, the invention realizes the sharing of the digital set-top-box program streams. Furthermore, when the IGRS terminal equipment and the IGRS digital set-top-box are connected in a physical network in a wireless manner, the IGRS terminal equipment can be shifted randomly within an area covered by a wireless network without affecting the transmission of programs.
Description
Technical field
The present invention relates to the top box of digital machine technical field, relate in particular to a kind of sharing digital set-top-box program streams and realize system and method.
Background technology
Top box of digital machine is a kind of conversion equipment that digital television signal is converted to analog signal.Along with increasing domestic consumer has signed digital television program rating business, its use is also more and more general, and it is professional and finish the parsing of multiple application to be mainly used in receiving digital television program, deal with data.Its operation principle comprises as follows: information source is finished the two-stage coding before entering cable TV network, and the one, the chnnel coding of transmission usefulness, another grade is that source encoding and all information sources of sound, vision signal is packaged into transport stream.Corresponding with front end, the receiving terminal set-top box is at first extracted channel encoded signal from transport layer, finishes channel demodulation; Next is the source coded signal of reduction compression, recovers original sound, video flowing, finishes reception, the parsing of data service and multiple application simultaneously.Tuner receives the high-frequency signal from wired network, by QAM (Quadrature amplitudemodulation, quadrature amplitude modulation) demodulator is finished channel-decoding, isolates the TS (Transport Stream transmits stream) that comprises sound, video and other data message from carrier wave.Transmit in the stream and generally comprise a plurality of sounds, video flowing and some data messages.Demodulation multiplexer then is used for distinguishing different program streams, extracts corresponding sound, video flowing and data flow, sends into MPEG-2 decoder and the corresponding software of resolving, and finishes the reduction of digital information.For pay TV, Conditional Access Module is implemented descrambling to sound, video flowing, and adopts the smart card that contains the identification user and the function of keeping accounts, and the assurance validated user is normally watched.The MPEG-2 decoder is finished the decompression of sound, vision signal, through video encoder and audio frequency D/A conversion, restores simulation sound, vision signal, shows high quality graphic on conventional color television set, and the multichannel sterego program is provided.
Different with the simulation epoch, the present top box of digital machine television set of can only arranging in pairs or groups watches that therefore most of families all can select top box of digital machine is placed on the parlor.Because one family not only comprises a television set, except the parlor, also there is television set in other rooms, and top box of digital machine also is limited in the parlor of having laid the cable TV signal line in advance, the user can't watch digital television program by the television set in the room in other room, need reinstall a set-top box in addition, except the expense of buying set-top box, every month digital television program rating functional expenses will double thus.
In summary, existing sharing digital set-top-box program streams realizes technology, obviously has inconvenience and defective on reality is used, so be necessary to be improved.
Summary of the invention
At above-mentioned defective, first purpose of the present invention is to provide a kind of sharing digital set-top-box program streams to realize system, and this system can realize sharing digital set-top-box program streams.
Second purpose of the present invention is to provide a kind of sharing digital set-top-box program streams implementation method, and this method can realize sharing digital set-top-box program streams.
In order to realize above-mentioned first purpose, the invention provides a kind of sharing digital set-top-box program streams and realize system, described system comprises:
A plurality of IGRS terminal equipments are used for sending the digital set-top box program stream request message to the IGRS top box of digital machine, and receive and/or play the digital set-top box program stream that this IGRS top box of digital machine is sent;
The IGRS top box of digital machine is used to receive this digital set-top box program stream request message, and sends digital set-top box program stream according to this digital set-top box program stream request message to described a plurality of IGRS terminal equipments.
Realize system according to described sharing digital set-top-box program streams, described a plurality of IGRS terminal equipment is by starting IGRS AV automatic Searching I GRS top box of digital machine of application framework service and sharing digital set-top-box program streams business, after searching the service of described IGRS top box of digital machine and sharing digital set-top-box program streams, send the digital set-top box program stream request message to this IGRS top box of digital machine, and receive and/or play the digital set-top box program stream that described IGRS top box of digital machine is sent.
Realize system according to described sharing digital set-top-box program streams, described IGRS top box of digital machine further comprises:
Tuner is used for providing digital set-top box program stream to this IGRS top box of digital machine after described IGRS top box of digital machine starts the service of IGRS AV application framework; And be used under the control of described IGRS top box of digital machine, providing electronic program list and channel list to described IGRS terminal equipment.
Realize system according to described sharing digital set-top-box program streams, described tuner is single tuner;
After described IGRS top box of digital machine extracts digital set-top box program stream from this list tuner, control described single tuner providing electronic program list and channel list by the IGRS agreement, and start described sharing digital set-top-box program streams service to described IGRS terminal equipment;
Described a plurality of IGRS terminal equipment sends the digital set-top box program stream request message according to described electronic program list and channel list to this IGRS top box of digital machine.
Realize system according to described sharing digital set-top-box program streams, be provided with for the described single tuner of different IGRS terminal equipments and whether allow to transfer platform and transfer the platform informing mechanism to coordinate the digital set-top box program stream request of a plurality of different I GRS terminal equipments.
Realize system according to described sharing digital set-top-box program streams, described tuner comprises: first tuner and second tuner;
Described first tuner is used for being responsible for the processing of first digital set-top box program stream;
Described IGRS top box of digital machine extracts behind second digital set-top box program stream by the IGRS agreement from described second tuner and controls second tuner providing electronic program list and channel list to described IGRS terminal equipment, and the service of described startup sharing digital set-top-box program streams;
Described a plurality of IGRS terminal equipment sends the digital set-top box program stream request message according to described electronic program list and channel list to this IGRS top box of digital machine.
Realize system, the processing onrelevant of the described sharing digital set-top-box program streams service and first digital set-top box program stream according to described sharing digital set-top-box program streams.
Realize system according to described sharing digital set-top-box program streams, described a plurality of IGRS terminal equipments carry out physical network with the IGRS top box of digital machine by wired mode and/or wireless mode and are connected.
Realize system according to described sharing digital set-top-box program streams, described a plurality of IGRS terminal equipments and IGRS top box of digital machine carry out network service by IPV4 agreement or IPV6 agreement.
Realize system according to described sharing digital set-top-box program streams, the IP address of described a plurality of IGRS terminal equipments and IGRS top box of digital machine disposes automatically.
Realize system according to described sharing digital set-top-box program streams, described a plurality of IGRS terminal equipments comprise: hand-held intelligent terminal and/or computer, described hand-held intelligent terminal and/or computer based are in the IGRS protocol stack.
In order to realize above-mentioned second purpose, the invention provides a kind of sharing digital set-top-box program streams implementation method, comprise the steps:
A, IGRS terminal equipment send the digital set-top box program stream request message to the IGRS top box of digital machine;
B, IGRS top box of digital machine receive described digital set-top box program stream request message, and send digital set-top box program stream according to described digital set-top box program stream request message to described IGRS terminal equipment;
C, IGRS terminal equipment receive and/or play the digital set-top box program stream that described IGRS top box of digital machine is sent.
According to described sharing digital set-top-box program streams method, further comprise in the described steps A:
A1, IGRS terminal equipment start the service of IGRS AV application framework;
A2, the automatic Searching I GRS top box of digital machine of IGRS AV application framework service and sharing digital set-top-box program streams service;
A3, IGRS terminal equipment send the digital set-top box program stream request message according to described sharing digital set-top-box program streams service to described IGRS top box of digital machine.
According to described sharing digital set-top-box program streams method, further comprise in the described steps A 3:
A31, IGRS terminal equipment send electronic program list and the channel list request of obtaining according to described sharing digital set-top-box program streams service to the IGRS top box of digital machine;
A32, IGRS top box of digital machine obtain electronic program list and channel list request to return electron programme of IGRS terminal equipment and channel list according to described.
A33, IGRS terminal equipment send the digital set-top box program stream request message according to described electronic program list and channel list to the IGRS top box of digital machine.
According to described sharing digital set-top-box program streams method, further comprise before the A1:
A0, IGRS top box of digital machine start the service of IGRS AV application framework, extract program stream and start the sharing digital set-top-box program streams service from tuner by the service of IGRS AV application framework.
Sharing digital set-top-box program streams realization of the present invention system comprises a plurality of IGRS terminal equipments and IGRS top box of digital machine, and the IGRS terminal equipment sends the digital set-top box program stream request message to the IGRS top box of digital machine; The IGRS top box of digital machine sends digital set-top box program stream according to the digital set-top box program stream request message to described IGRS terminal equipment after receiving the digital set-top box program stream request message, and the IGRS terminal equipment receives and/or play the digital set-top box program stream that the IGRS top box of digital machine is sent.Whereby, realized sharing digital set-top-box program streams, and when IGRS terminal equipment and IGRS top box of digital machine carry out physical network when being connected by wireless mode, the IGRS terminal equipment can arbitrarily move in the scope that wireless network covers, and program is watched unaffected.
Description of drawings
Fig. 1 is the interaction models of IGRS AV application framework;
Fig. 2 is that sharing digital set-top-box program streams provided by the invention realizes the system module schematic diagram;
Fig. 3 is that sharing digital set-top-box program streams provided by the invention realizes that system is at the applied scene figure of family;
Fig. 4 is that sharing digital set-top-box program streams provided by the invention realizes the applied scene figure in public places of system;
Fig. 5 is a sharing digital set-top-box program streams implementation method flow chart provided by the invention;
Fig. 6 is the sharing digital set-top-box program streams implementation method flow chart that first embodiment of the invention provides;
Fig. 7 is the sharing digital set-top-box program streams implementation method flow chart that second embodiment of the invention provides.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Basic thought of the present invention is: with IGRS agreement (Intelligent Grouping and ResourceSharing, IGRS protocol) is the basis, the IGRS terminal equipment sends the digital set-top box program stream request message to the IGRS top box of digital machine, the IGRS top box of digital machine sends digital set-top box program stream according to the digital set-top box program stream request message to described IGRS terminal equipment after receiving the digital set-top box program stream request message, and the IGRS terminal equipment receives and/or play the digital set-top box program stream that described IGRS top box of digital machine is sent.
The IGRS agreement is on July 17th, 2003, through China's Ministry of Information Industry's science and technology department approval, by association, TCL, Konka, Hisense, Great Wall 5 tame enterprises initiate, the protocol specification of the common formulation of " information equipment resource-sharing cooperation with service " standard operation group institute of 7 tame unit fellowships.IGRS agreement applicable scope is: when the related information equipment of enterprise, public place, individual and family is interconnected, follow common resource and function service interface standard, make equipment can effectively realize resources open and service collaboration, improve the functions of the equipments interoperability, and strengthen the function of composite services between distinct device.The IGRS agreement comprises: key foundation protocol groups, intelligent use framework and characteristic are used, wherein, described intelligent use framework comprises: IGRS AV application framework, this IGRS AV application framework have defined IGRS AV equipment and the relevant control point interaction models between using.AV equipment can comprise television set, VCR, CD/DVD player, set-top box, sound system, camera, digital photo frame and PC etc.IGRS AV application framework permission equipment is supported the entertainment content of arbitrary format on any host-host protocol.
Fig. 1 is the interaction models of IGRS AV application framework, comprise media server 101, control point 102 and media player 103, this media server 101, control point 102 and media player 103 are all based on the IGRS protocol stack, wherein media server 101 provides content indexing service, connection management service, source of media transmission service, and these services provide calling interface to control point 102; Media player 103 provides the service of media object connection management, presents management service and connection management service, and these services provide calling interface to control point 102; Control point 102 is by finding media services, and the interface that the service of calling provides is controlled media server 101 and media player 103, finishes media delivery 103 and broadcast from media server 101 to media player.
Sharing digital set-top-box program streams provided by the invention realizes system 200 as shown in Figure 2, this system 200 is based on the interaction models of IGRS AV application framework, adopt IGRS's mark control device model (Client-Controller binding Device Model), the Pull mode of operation.It comprises: a plurality of IGRS terminal equipments 201 and IGRS top box of digital machine 202, wherein,
A plurality of IGRS terminal equipments 201 are used for sending the digital set-top box program stream request message to IGRS top box of digital machine 202, and receive and/or play the digital set-top box program stream that this IGRS top box of digital machine 202 is sent.Described IGRS terminal equipment 201 is meant and adopts the terminal equipment of IGRS protocol stack as underlying protocol, can for but be not limited to television set, hand-held intelligent terminal, computer, domestic. applications scene 300 referring to Fig. 3, IGRS television set 201 is positioned at parlor 301 with IGRS top box of digital machine 202, IGRS mobile intelligent terminal 201 is positioned at bathroom 302, and IGRS notebook computer or IGRS computer 201 are positioned at study or bedroom 303; Public place application scenarios 400 referring to Fig. 4, constitute program source 402 as IGRS television set 201 with IGRS top box of digital machine 202, IGRS mobile intelligent terminal 201 and IGRS notebook computer or IGRS computer 201 are positioned at coffee-house, wait (car) hall, bar 401.
Described a plurality of IGRS terminal equipment 201 and IGRS top box of digital machine 202 connect up in advance, carry out physical network such as wired 802.3 Ethernet networking modes connection by wired mode then.In order to increase the randomness that IGRS terminal equipment 201 moves, described a plurality of IGRS terminal equipments 201 and IGRS top box of digital machine 202 can also carry out physical network such as wireless 802.11b/g/nWIFI network mode is connected by wireless mode.Thus, the place that wireless network makes IGRS terminal equipment 201 share digital television program is not subjected to lay in advance the qualification of Wireline, can arbitrarily move in the scope that wireless network covers simultaneously, and program is watched unaffected.The preferred embodiment for the present invention, a plurality of IGRS terminal equipments 201 are connected by carrying out physical network in conjunction with wired mode and wireless mode with IGRS top box of digital machine 202, referring to Fig. 3 and Fig. 4, television set 201 is connected by wired mode with IGRS top box of digital machine 202, IGRS mobile intelligent terminal, IGRS notebook computer or IGRS computer 201 carry out network communication by WIFI access point 204 access networks with IGRS top box of digital machine 202.A plurality of IGRS terminal equipments 201 and IGRS top box of digital machine 202 described in the present invention can adopt existing IPV4 agreement or Next Generation Internet IPV6 agreement to carry out network service.Wherein, described a plurality of IGRS terminal equipments 201 IP address when reception and broadcast program stream disposes automatically, and searches for and find IGRS top box of digital machine 202 automatically.
IGRS top box of digital machine 202 is used to receive the digital set-top box program stream request message, and sends digital set-top box program stream according to the digital set-top box program stream request message to described a plurality of IGRS terminal equipments 201.
This IGRS top box of digital machine 202 further comprises: tuner 203 is used for program stream being provided and providing electronic program list and channel list to IGRS terminal equipment 201 under the control of IGRS top box of digital machine 202 to IGRS top box of digital machine 202 after IGRS top box of digital machine 202 starts the service of IGRS AV application framework.
As one embodiment of the present invention, the tuner 203 of described IGRS top box of digital machine 202 is single tuner, IGRS top box of digital machine 202 extracts behind the program streams by IGRS agreement control tuner 203 providing electronic program list and channel list to described IGRS terminal equipment from tuner 203, and starts the sharing digital set-top-box program streams service.IGRS terminal equipment 201 is by starting IGRS AV automatic Searching I GRS top box of digital machine of application framework service and sharing digital set-top-box program streams business, after searching the service of IGRS top box of digital machine and sharing digital set-top-box program streams, send the digital set-top box program stream request messages to IGRS top box of digital machine 202, and receive and/or play the digital set-top box program stream that IGRS top box of digital machine 202 is sent according to electronic program list that is obtained from tuner 203 and channel list.Among the present invention, can described single tuner 203 can carry out channel selection or search platform limiting and pointing out to coordinate the digital set-top box program stream request of different I GRS terminal equipment 201 to different I GRS terminal equipment 201.IGRS top box of digital machine 202 receives behind the digital set-top box program stream request messages according to channel selection or searches platform and limits to IGRS terminal equipment 201 and send digital set-top box program streams.If single tuner 203 does not allow 201 channel selections of IGRS terminal equipment or searches platform, then IGRS top box of digital machine 202 sends to IGRS terminal equipment 201 and does not allow channel selection or search the platform prompting, if single tuner 203 allows IGRS terminal equipment 201 channel selections or searches platform, then IGRS top box of digital machine 202 sends digital set-top box program stream to IGRS terminal equipment 201.
As another embodiment of the present invention, the tuner 203 of described IGRS top box of digital machine 202 is the double frequency head, is divided into first tuner 2031 and second tuner 2032.Described first tuner 2031 is main tuner, is responsible for the processing of first digital set-top box program stream, and this first tuner 2031 does not provide the sharing digital set-top-box program streams service.Described second tuner 2032 is secondary tuner, IGRS top box of digital machine 202 extracts behind second digital set-top box program stream by the IGRS agreement from described second tuner 2031 and controls second tuner 2032 providing electronic program list and channel list to described IGRS terminal equipment 201, and starts the sharing digital set-top-box program streams service.GRS terminal equipment 201 is by starting IGRSAV automatic Searching I GRS top box of digital machine of application framework service and sharing digital set-top-box program streams business, after searching the service of IGRS top box of digital machine and sharing digital set-top-box program streams, send the digital set-top box program stream request messages to IGRS top box of digital machine 202, and receive and/or play second digital set-top box program stream that IGRS top box of digital machine 202 is sent according to electronic program list that is obtained from second tuner 2032 and channel list.Among the present invention, when IGRS terminal equipment 201 carries out channel selection or searches platform for described second tuner 2032, do not influence the processing of 2031 pairs first digital set-top box program streams of described first tuner.
Fig. 5 is a sharing digital set-top-box program streams method flow diagram provided by the invention, is described in conjunction with sharing digital set-top-box program streams system 200 shown in Figure 2, and this method comprises as follows:
Step S501, IGRS terminal equipment 201 sends the digital set-top box program stream request message to IGRS top box of digital machine 202.
Specifically comprise: the IGRS terminal equipment starts the service of IGRS AV application framework; Automatic Searching I GRS top box of digital machine of IGRS AV application framework service and sharing digital set-top-box program streams service; The IGRS terminal equipment sends the digital set-top box program stream request message according to described sharing digital set-top-box program streams service to described IGRS top box of digital machine.
Step S502, IGRS top box of digital machine 202 receives the digital set-top box program stream request message, and sends digital set-top box program stream according to the digital set-top box program stream request message to described IGRS terminal equipment 201.
Step S503, IGRS terminal equipment 201 receives and/or plays the digital set-top box program stream that IGRS top box of digital machine 202 is sent.
In order better to describe the present invention, first embodiment of the invention provides a kind of sharing digital set-top-box program streams method, IGRS top box of digital machine 202 among this embodiment comprises a tuner 203, be described in conjunction with sharing digital set-top-box program streams system 200 shown in Figure 2, this method specifically comprises as follows as shown in Figure 6:
Step S601, IGRS top box of digital machine 201 start the IGRS service function to start the service of IGRS AV application framework.
Step S602, IGRS top box of digital machine 201 extracts program stream by the service of IGRS AV application framework from tuner 203.
Step S603, IGRS top box of digital machine 201 starts the sharing digital set-top-box program streams service.
The described sharing digital set-top-box program streams service of present embodiment comprises the TV service of IGRS AV application framework.
Step S604, IGRS terminal equipment 201 start the IGRS service function to start the service of IGRS AV application framework.
Step S605, IGRS terminal equipment 201 is by automatic Searching I GRS top box of digital machine 202 of IGRS AV application framework service and sharing digital set-top-box program streams service.
In this step, IGRS terminal equipment 201 sends IGRS top box of digital machine 202 by the service of IGRS AV application framework and sharing digital set-top-box program streams service discovery request message is come automatic Searching I GRS top box of digital machine 202 and sharing digital set-top-box program streams service.
Step S606, IGRS top box of digital machine 202 receive and find to return response message to IGRS terminal equipment 201 behind the request message.
Step S607, IGRS terminal equipment 201 send to IGRS top box of digital machine 202 and obtain the sharing digital set-top-box program streams service request information.
In the present embodiment, described sharing digital set-top-box program streams service request information comprises: host-host protocol, media formats, whether TV service details request such as adjustable.
Step S608, IGRS top box of digital machine 202 returns the sharing digital set-top-box program streams information on services to IGRS terminal equipment 201 after receiving and obtaining the sharing digital set-top-box program streams service request information.
Step S609, IGRS terminal equipment 201 send to IGRS top box of digital machine 202 and obtain electronic program list and channel list solicited message.
Step S610, IGRS top box of digital machine 202 provides electronic program list and channel list according to obtaining electronic program list and channel list solicited message control tuner 203 to described IGRS terminal equipment 201.
Step S611, IGRS terminal equipment 201 sends the digital set-top box program stream request message to IGRS top box of digital machine 202 according to electronic program list and the channel list that tuner 203 is obtained.
Step S612, IGRS top box of digital machine 202 send digital set-top box program stream to IGRS terminal equipment 201 after receiving the digital set-top box program stream request message.
In this step, if digital set-top box program stream adopts the DRAM protection, 202 pairs of digital set-top box program streams of IGRS top box of digital machine carry out sending digital set-top box program stream to IGRS terminal equipment 201 after the decoding processing.
In the present embodiment, IGRS top box of digital machine 202 judges whether allow 201 channel selections of IGRS terminal equipment or search platform according to the accent platform control qualification of tuner 203 after receiving the digital set-top box program stream request message, if allow, then send digital set-top box program stream to IGRS terminal equipment 201, otherwise prompting IGRS terminal equipment 201 does not allow channel selection or searches platform.
Step S613, IGRS terminal equipment 201 receives and/or plays digital set-top box program stream.
In this step, IGRS terminal equipment 201 receives digital set-top box program stream by RTP or http protocol, carries out program stream demultiplexing and decoding then, carries out the broadcast of digital set-top box program stream at last.
The sharing digital set-top-box program streams method that second embodiment of the invention provides as shown in Figure 7, IGRS top box of digital machine 202 among this embodiment comprises first tuner 2031 and second tuner 2032, wherein, first tuner 2031 is responsible for the processing of first digital set-top box program stream, this first digital set-top box program stream is for fixedly watching the digital set-top box program stream of the television set 201 that a little is Fig. 3 or 4 in the present embodiment, this first tuner 2031 does not provide the sharing digital set-top-box program streams service, the sharing digital set-top-box program streams service is offered mobile intelligent terminal or the notebook computer 201 of Fig. 3 or Fig. 4 by second tuner 2032, be described in conjunction with the sharing digital set-top-box program streams system 200 shown in Fig. 2～4, this method specifically comprises as follows:
Step S701, IGRS top box of digital machine 201 start the IGRS service function to start the service of IGRS AV application framework.
Step S702, IGRS top box of digital machine 201 extracts second digital set-top box program stream by the service of IGRS AV application framework from second tuner 2032.
Step S703, IGRS top box of digital machine 201 starts the sharing digital set-top-box program streams service.
The described sharing digital set-top-box program streams service of present embodiment comprises the TV service of IGRS AV application framework.IGRS top box of digital machine 201 controls second tuner 2032 starts the sharing digital set-top-box program streams service.
Step S704, IGRS terminal equipment 201 start the IGRS service function to start the service of IGRS AV application framework.
In the present embodiment, IGRS terminal equipment 201 is the sharing digital set-top-box program streams terminal equipment in the wireless network, can be referring to mobile intelligent terminal or the notebook computer 201 of Fig. 3 or Fig. 4.
Step S705, the sharing digital set-top-box program streams service that IGRS terminal equipment 201 provides by the automatic Searching I GRS top box of digital machine 202 of IGRS AV application framework service and second tuner 2032.
In this step, IGRS terminal equipment 201 sends the sharing digital set-top-box program streams service that IGRS top box of digital machine 202 and the next automatic Searching I GRS top box of digital machine 202 of sharing digital set-top-box program streams service discovery request message and second tuner 2032 provide by the service of IGRS AV application framework.
Step S706, IGRS top box of digital machine 202 receive and find to return response message to IGRS terminal equipment 201 behind the request message.
Step S707, IGRS terminal equipment 201 send to IGRS top box of digital machine 202 and obtain the sharing digital set-top-box program streams service request information.
In the present embodiment, described sharing digital set-top-box program streams service request information comprises: host-host protocol, media formats, whether TV service details request such as adjustable.
Step S708, IGRS top box of digital machine 202 returns the sharing digital set-top-box program streams information on services to IGRS terminal equipment 201 after receiving and obtaining the sharing digital set-top-box program streams service request information.
Step S709, IGRS terminal equipment 201 send to IGRS top box of digital machine 202 and obtain electronic program list and channel list solicited message.
Step S710, IGRS top box of digital machine 202 is controlled second tuner 2032 and is provided electronic program list and channel list to described IGRS terminal equipment 201 according to obtaining electronic program list and channel list solicited message.
Step S711, IGRS terminal equipment 201 sends the digital set-top box program stream request message to IGRS top box of digital machine 202 according to electronic program list and the channel list that second tuner 2032 is obtained.
Step S712, IGRS top box of digital machine 202 send second digital set-top box program stream to IGRS terminal equipment 201 after receiving the digital set-top box program stream request message.
In this step, if digital set-top box program stream adopts the DRAM protection, 202 pairs of digital set-top box program streams of IGRS top box of digital machine carry out sending digital set-top box program stream to IGRS terminal equipment 201 after the decoding processing.
Step S713, IGRS terminal equipment 201 receives and/or plays second digital set-top box program stream.
In this step, IGRS terminal equipment 201 receives digital set-top box program stream by RTP or http protocol, carries out program stream demultiplexing and decoding then, carries out the broadcast of digital set-top box program stream at last.
In summary, sharing digital set-top-box program streams realization of the present invention system comprises a plurality of IGRS terminal equipments and IGRS top box of digital machine, and the IGRS terminal equipment sends the digital set-top box program stream request message to the IGRS top box of digital machine; The IGRS top box of digital machine sends digital set-top box program stream according to the digital set-top box program stream request message to described IGRS terminal equipment after receiving the digital set-top box program stream request message, and the IGRS terminal equipment receives and/or play the digital set-top box program stream that the IGRS top box of digital machine is sent.Whereby, realized sharing digital set-top-box program streams, and when IGRS terminal equipment and IGRS top box of digital machine carry out physical network when being connected by wireless mode, the IGRS terminal equipment can arbitrarily move in the scope that wireless network covers, and program is watched unaffected.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (15)
1, a kind of sharing digital set-top-box program streams realizes system, it is characterized in that described system comprises:
A plurality of IGRS terminal equipments are used for sending the digital set-top box program stream request message to the IGRS top box of digital machine, and receive and/or play the digital set-top box program stream that this IGRS top box of digital machine is sent;
The IGRS top box of digital machine is used to receive this digital set-top box program stream request message, and sends digital set-top box program stream according to this digital set-top box program stream request message to described a plurality of IGRS terminal equipments.
2, sharing digital set-top-box program streams according to claim 1 realizes system, it is characterized in that, described a plurality of IGRS terminal equipment is by starting IGRS AV automatic Searching I GRS top box of digital machine of application framework service and sharing digital set-top-box program streams business, after searching the service of described IGRS top box of digital machine and sharing digital set-top-box program streams, send the digital set-top box program stream request message to this IGRS top box of digital machine, and receive and/or play the digital set-top box program stream that described IGRS top box of digital machine is sent.
3, sharing digital set-top-box program streams according to claim 2 realizes system, it is characterized in that described IGRS top box of digital machine further comprises:
Tuner is used for providing digital set-top box program stream to this IGRS top box of digital machine after described IGRS top box of digital machine starts the service of IGRS AV application framework; And be used under the control of described IGRS top box of digital machine, providing electronic program list and channel list to described IGRS terminal equipment.
4, sharing digital set-top-box program streams according to claim 3 realizes system, it is characterized in that described tuner is single tuner;
After described IGRS top box of digital machine extracts digital set-top box program stream from this list tuner, control described single tuner providing electronic program list and channel list by the IGRS agreement, and start described sharing digital set-top-box program streams service to described IGRS terminal equipment;
Described a plurality of IGRS terminal equipment sends the digital set-top box program stream request message according to described electronic program list and channel list to this IGRS top box of digital machine.
5, sharing digital set-top-box program streams according to claim 4 realizes system, it is characterized in that, be provided with for the described single tuner of different IGRS terminal equipments and whether allow to transfer platform and transfer the platform informing mechanism to coordinate the digital set-top box program stream request of a plurality of different I GRS terminal equipments.
6, sharing digital set-top-box program streams according to claim 3 realizes system, it is characterized in that described tuner comprises: first tuner and second tuner;
Described first tuner is used for being responsible for the processing of first digital set-top box program stream;
Described IGRS top box of digital machine extracts behind second digital set-top box program stream by the IGRS agreement from described second tuner and controls second tuner providing electronic program list and channel list to described IGRS terminal equipment, and the service of described startup sharing digital set-top-box program streams;
Described a plurality of IGRS terminal equipment sends the digital set-top box program stream request message according to described electronic program list and channel list to this IGRS top box of digital machine.
7, sharing digital set-top-box program streams according to claim 6 realizes system, it is characterized in that the processing onrelevant of the described sharing digital set-top-box program streams service and first digital set-top box program stream.
8, sharing digital set-top-box program streams according to claim 1 realizes system, it is characterized in that described a plurality of IGRS terminal equipments carry out physical network with the IGRS top box of digital machine by wired mode and/or wireless mode and are connected.
9, sharing digital set-top-box program streams according to claim 8 realizes system, it is characterized in that described a plurality of IGRS terminal equipments and IGRS top box of digital machine carry out network service by IPV4 agreement or IPV6 agreement.
10, sharing digital set-top-box program streams according to claim 9 realizes system, it is characterized in that the IP address of described a plurality of IGRS terminal equipments and IGRS top box of digital machine disposes automatically.
11, sharing digital set-top-box program streams according to claim 1 realizes system, it is characterized in that described a plurality of IGRS terminal equipments comprise: hand-held intelligent terminal and/or computer, described hand-held intelligent terminal and/or computer based are in the IGRS protocol stack.
12, a kind of sharing digital set-top-box program streams method that adopts as claim 1～11 system as described in each is characterized in that described method comprises the steps:
A, IGRS terminal equipment send the digital set-top box program stream request message to the IGRS top box of digital machine;
B, IGRS top box of digital machine receive described digital set-top box program stream request message, and send digital set-top box program stream according to described digital set-top box program stream request message to described IGRS terminal equipment;
C, IGRS terminal equipment receive and/or play the digital set-top box program stream that described IGRS top box of digital machine is sent.
13, sharing digital set-top-box program streams method according to claim 12 is characterized in that, further comprises in the described steps A:
A1, described IGRS terminal equipment start the service of IGRS AV application framework;
A2, the service of described IGRS AV application framework described IGRS top box of digital machine of search and sharing digital set-top-box program streams service automatically;
A3, described IGRS terminal equipment send the digital set-top box program stream request message according to described sharing digital set-top-box program streams service to described IGRS top box of digital machine.
14, sharing digital set-top-box program streams method according to claim 13 is characterized in that, further comprises in the described steps A 3:
A31, IGRS terminal equipment send electronic program list and the channel list request of obtaining according to described sharing digital set-top-box program streams service to the IGRS top box of digital machine;
A32, IGRS top box of digital machine obtain electronic program list and channel list request according to described, to described IGRS terminal equipment return electron programme and channel list.
A33, IGRS terminal equipment send the digital set-top box program stream request message according to described electronic program list and channel list to described IGRS top box of digital machine.
15, sharing digital set-top-box program streams method according to claim 13 is characterized in that, further comprises before the A1:
A0, IGRS top box of digital machine start the service of IGRS AV application framework, extract program stream and start the sharing digital set-top-box program streams service from tuner by the service of IGRS AV application framework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CNA2007101254861A CN101472138A (en) | 2007-12-24 | 2007-12-24 | System and method for implementing share of digital set-top box program stream |
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007101254861A CN101472138A (en) | 2007-12-24 | 2007-12-24 | System and method for implementing share of digital set-top box program stream |
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| CNA2007101254861A Pending CN101472138A (en) | 2007-12-24 | 2007-12-24 | System and method for implementing share of digital set-top box program stream |
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| CN102196301A (en) * | 2011-05-13 | 2011-09-21 | 鸿富锦精密工业（深圳）有限公司 | Multimedia file playing system and set-top box |
| CN102957973A (en) * | 2011-08-26 | 2013-03-06 | 北京国微集成技术有限公司 | Television gateway device, television data processing system and television data processing method |
| CN103634627A (en) * | 2012-09-27 | 2014-03-12 | 深圳市慧之星计算机有限公司 | High-definition network television device |
| CN102932689A (en) * | 2012-11-07 | 2013-02-13 | 青岛海信宽带多媒体技术有限公司 | Local area network (LAN) based method for transmitting digital television signal and digital television receiving terminal |
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| CN108111894A (en) * | 2017-12-19 | 2018-06-01 | 广东九联科技股份有限公司 | It is a kind of to play the set-top box of multiplexed program and multiplexed program sharing method simultaneously |
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