CN101902624A - Set top box and user terminal - Google Patents
Set top box and user terminal Download PDFInfo
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- CN101902624A CN101902624A CN2009100859404A CN200910085940A CN101902624A CN 101902624 A CN101902624 A CN 101902624A CN 2009100859404 A CN2009100859404 A CN 2009100859404A CN 200910085940 A CN200910085940 A CN 200910085940A CN 101902624 A CN101902624 A CN 101902624A
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Abstract
The invention provides a set top box and a user terminal. The set top box has a built-in P2P module which mainly comprises an authentication request sending unit, a network node correlation acquisition unit, a data downloading unit and a data uploading unit, wherein the authentication request sending unit is used for sending P2P node request authentication information to ensure that the set top box becomes into a P2P network node; the network node correlation acquisition unit is used for acquiring a connection relation list between the set top box and other set top boxes in a P2P network; the data downloading unit is used for receiving and caching a plurality of data packets from another set top box according to the connection list; and the data unloading unit is used for uploading the cached data packets according to a connection relationship list to the set top box which sends the downloading request. The P2P module is built in the set top box, so that the data transmission is carried out among the set top boxes which have accesses to a network, and the download speed of the user terminal increases with the increase in the number of the set top boxes accessing the network. Thus, the problem that the service quality of the multimedia data transmission declines with the increase of the number of the users in a counter per second (C/S) working mode is solved.
Description
Technical field
The present invention relates to multimedia technology field, relate in particular to set-top box, user terminal.
Background technology
Set-top box makes such as video display terminals such as TVs and has inserted the Internet, therefore, the user also can enjoy on the video display terminals such as TV with the Internet on identical multimedia resource, that is to say, pass through set-top box, the user can enjoy and hold same multimedia service at PC (Personal Computer, personal computer).
Present set-top box mostly is the (Client/Server based on C/S, client/server) terminal of mode development, it is the C/S set-top box, data-transmission mode as shown in Figure 1 between itself and the operator, Fig. 1 shows C/S mode of operation schematic diagram in the prior art, as can be seen from the figure, in this pattern, server is with mode and each client of clean culture, it is set-top box 1, set-top box 2, set-top box 3, set-top box 4, ..., set-top box 2N, set-top box 2N+1 connects, set-top box is sent service request, and server selects suitable data content to send to corresponding set-top box, finishes service conversation one time by the mode of asking and reply.The shortcoming of this mode of operation is that the ability and the output bandwidth of server have certain limit.Along with the increase of the set-top box quantity of request server, the average bandwidth that each set-top box can be enjoyed will reduce gradually, and for using the user of set-top box, the response speed of server can significantly descend, even can't obtain service.Therefore, if in peak period, when watching content of multimedia, can not well satisfy client's demand based on the multi-medium data transmission of C/S model by video display terminals such as TVs.
Summary of the invention
Technical problem to be solved by this invention is: a kind of set-top box, user terminal are provided, effectively solved adopt the C/S mode of operation carry out that the multi-medium data transmission is produced, cause the problem that service quality descends with the number of users increase.
In order to address the above problem, the invention discloses a kind of set-top box, described set-top box is built-in with the P2P module, and described P2P module comprises: correlation acquisition unit, data download unit, data upload unit, decoding unit, audio frequency and video output unit between authentication request transmitting element, network node.Wherein, the authentication request transmitting element is used to send P2P node request authentication information, so that described set-top box becomes the P2P network node; Correlation acquisition unit between network node is used for obtaining the connection relation list between described set-top box and described other set-top box of P2P network; The data download unit is used for foundation described connection tabulation reception and the buffer memory a plurality of packets from another set-top box; Described a plurality of packet is split to form by data file, and each packet has sequence number and timestamp separately; The data upload unit is used for cached data packet being uploaded to the set-top box of sending download request according to described connection relation list.
Preferably, described set-top box also includes first panel, and described first panel is provided with infrared inductor.
Preferably, described first panel also is provided with the network activity index signal.
Preferably, described first panel also is provided with power indication signal.
Preferably, described set-top box also includes second panel, and described second panel is provided with USB interface.
Preferably, described second panel also comprises the RJ45 network interface.
On the other hand, the present invention also provides a kind of user terminal, described user terminal comprises set-top box, described set-top box is built-in with the P2P module, and described P2P module comprises: described P2P module comprises: correlation acquisition unit, data download unit, data upload unit, decoding unit, audio frequency and video output unit between authentication request transmitting element, network node.Wherein, the authentication request transmitting element is used to send P2P node request authentication information, so that described set-top box becomes the P2P network node; Correlation acquisition unit between network node is used for obtaining the connection relation list between described set-top box and described other set-top box of P2P network; The data download unit is used for foundation described connection tabulation reception and the buffer memory a plurality of packets from another set-top box; Described a plurality of packet is split to form by data file, and each packet has sequence number and timestamp separately; The data upload unit is used for cached data packet being uploaded to the set-top box of sending download request according to described connection relation list.
Preferably, described set-top box also includes first panel, and described first panel is provided with infrared inductor.
Preferably, described set-top box also includes second panel, and described second panel is provided with USB interface.
Preferably, described second panel also comprises the RJ45 network interface.
In set-top box of the present invention, by in set-top box, being provided with the P2P module, make the set-top box of access network can carry out the transmission of data each other, and, the set-top box quantity of access network is many more, the speed of download of user terminal is fast more, effectively solved adopt the C/S mode of operation carry out that the multi-medium data transmission is produced, cause the problem that service quality descends with the number of users increase.
Description of drawings
Fig. 1 is a C/S mode of operation schematic diagram in the prior art;
Fig. 2 is among the set-top box embodiment of the present invention, the simple structure block diagram of P2P module;
Fig. 3 is the hardware configuration schematic diagram of set-top box embodiment of the present invention;
Fig. 4 is the structure diagram that comprises set-top box P2P network of the present invention;
Fig. 5 is the schematic diagram of the first panel embodiment of set-top box of the present invention;
Fig. 6 is the schematic diagram of the second panel embodiment of set-top box of the present invention;
Fig. 7 is to use set-top box of the present invention to carry out the flow chart of steps that multi-medium data is downloaded.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
In the present invention, adopt P2P (peer-to-peer, the partner is to the partner) the network download mode of operation, in the set-top box of system, the P2P module is set, make each set-top box that is in the P2P network can carry out uploading and/or downloading of data each other, the set-top box quantity of access network is many more, and the speed of download of user terminal is fast more.
With reference to Fig. 2, Fig. 2 is among the set-top box embodiment of the present invention, and the simple structure block diagram of P2P module comprises following structure:
Authentication request transmitting element 201 is used to send P2P node request authentication information, so that described set-top box becomes the P2P network node;
By in the set-top box of system, the P2P module is set, make each set-top box that is in the P2P network can carry out uploading and/or downloading of data each other.Here, the P2P module is connected with CPU in the top-set hardware circuit board, also the P2P module can be integrated among the CPU.
The present invention is in the application of reality the time, and the set-top box of access network is carried out registration, mandate and authentication management, is called a node of P2P network.Then, set-top box by all adding P2P networks of P2P management system is divided into groups, its implementation procedure is: built-in EPG (the Electronic Program Guide of set-top box at first, electric program menu) program or the channel information selected of recording user, when set-top box is sent transmission grouping request EPG information is also sent to the P2P management system, system adopts automatic searching algorithm through after authenticating, and seeks all P2P network nodes that transmitting or downloading same program or channel; Then the set-top box of the request of sending as one of them adjacent P2P network node, divide in a group with them, form grouped data, grouped data is stored in the database, grouping is just finished automatically by database: the P2P management system is according to shortest path and optimum bandwidth principle then, be P2P network node selection P2P connection tabulation on the same group, each P2P network node is according to the connection tabulation search of returning automatically on the same group, select to have shortest path and the most some or a plurality of P2P network nodes of fast transmission speed also therefrom obtain needed packet.Therefore set-top box can be obtained packet to a plurality of P2P connected nodes simultaneously, has improved transmission speed; P2P connects the P2P node that tabulation also can only provide limited quantity simultaneously, the node number can be controlled and adjust according to the P2P network bandwidth and program situation, be convenient to centralized management, in the P2P of limited quantity network node, search for automatically and interconnect with the transmission data.
Each can require to add certain grouping at any time as P2P network node set-top box, in case by set-top box EPG information and solicited message are sent to the P2P management system, implementation procedure is the description of institute's face as above.Therefore when the user changed the program channel of watching or downloading, the P2P management system can be sought one group again with the fastest speed and have the adjacent P2P network node of shortest path and optimum bandwidth and be connected tabulation, the transmission of realization packet and shared.
By said method, all P2P network nodes on the internet all can receive that P2P connects tabulation, carries out mutual shared data and Data transmission under the condition of relative the fastest transmission speed.A P2P management system can be managed the set-top box of tens thousand of P2P network nodes, and a plurality of P2P management systems can be used simultaneously, the set-top box of the P2P network node that management increases arbitrarily.
Below in conjunction with Fig. 3, the hardware configuration of an embodiment of set-top box of the present invention is explained.The top-set hardware structure, as shown in Figure 3, give central processing unit 301 by 10/100M Ethernet card 306 or WiFi network interface card 305 with multimedia data file, central processing unit 301 is connected with P2P module 302, after giving decoder 303 again and decode through central processing unit 301 and P2P module 302 processed video and voice data, revert to the analog or digital audio-video signal by audio/video output unit 304, on display device, to show such as TV.
In hardware system of the present invention, can realize standard definition television output, also can realize digital high-definition television output; Can handle different video formats and audio format.
User operation can realize by Infrared remote controller, and the interface by EPG (Electronic Program Guide, electric program menu) presents on TV, moving cursor is to selected icon, finish selected operation by acknowledgement key, can page turning, scroll-up/down.EPG has two kinds, and a kind of is local EPG, to the classifying content of local hard drive storage, selects and the control content broadcast by remote controller; Another kind is the EPG that is provided by front end, selects to record and download real-time broadcasting channel etc. for the user.
With reference to Fig. 4, Fig. 4 is the structure diagram that comprises set-top box P2P network of the present invention, this system mainly comprises four chief components: a plurality of set-top box 403 of package server 401, system management server 402, access the Internet 404, and, in set-top box 403, be provided with P2P module 4031.Wherein, package server 401 is used to carry out data and cuts apart, encapsulates; System management server 402 is used for set-top box 403 is divided into groups, and makes on the same group that set-top box mutual is associated, and P2P module 4031 is used for according to carrying out data upload and/or download between related a plurality of set-top box.
First panel (front panel) in set-top box can be provided with infrared inductor, network activity index signal, power indication signal etc.With reference to Fig. 5, Fig. 5 is the schematic diagram of first panel (front panel) embodiment of set-top box, and among this embodiment, plate is provided with infrared inductor 504, network activity index signal 503, power indication signal 501, hard disk movable index signal 502 in front.
Second panel (postnotum) in set-top box can be provided with USB interface, also can be provided with the RJ45 network interface, makes this set-top box can be connected into the Internet.With reference to Fig. 6, Fig. 6 is the schematic diagram of second panel (postnotum) embodiment of set-top box of the present invention, in an embodiment, its postnotum is provided with USB interface 606, RJ45 network interface 607, VGA (Video Graphics Array, Video Graphics Array) interface 605, L channel interface 602, R channel interface 603 and composite video port 604, power interface 601.
Need to prove that Fig. 5, set top box front panel shown in Figure 6 and the structural representation of postnotum only are exemplary, can not be as the qualification to set-top box of the present invention.
On the other hand, the present invention also provides a kind of user terminal, comprises set-top box described above in the user terminal, the description of set-top box is had been described in detail above, does not repeat them here.
Below in conjunction with Fig. 7, illustrate and use set-top box to carry out the flow chart of steps that multi-medium data is downloaded, specifically comprise the steps:
Step 701: user's starter motor top box;
Step 702: by the input of the remote controller in hand user's user name, password;
Step 703: system management server checking user name, encrypted message;
Step 704: judge that the user registers? under situation about having registered, execution in step 706, under the situation that does not have registration, execution in step 705;
Step 705: register, and return step 701;
Step 706: enter system;
Step 707: the subscriber computer top box is added the P2P network, to become a node of P2P network;
Step 708: the user browses can be for the multimedia resource of downloading;
Step 709: use a teleswitch and choose required multimedia resource, send download request;
Step 710: other have the node set-top box of this multimedia resource in the system search P2P network;
Step 711: judge that multimedia resource exists in other set-top box nodes of P2P network? if exist, execution in step 712 is not if exist execution in step 708;
Step 712: download multimedia resource.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
More than a kind of set-top box provided by the present invention, user terminal are described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (10)
1. a set-top box is characterized in that, described set-top box is built-in with the P2P module, and described P2P module comprises:
The authentication request transmitting element is used to send P2P node request authentication information, so that described set-top box becomes the P2P network node;
Correlation acquisition unit between network node is used for obtaining the connection relation list between described set-top box and described other set-top box of P2P network;
The data download unit is used for foundation described connection tabulation reception and the buffer memory a plurality of packets from another set-top box; Described a plurality of packet is split to form by data file, and each packet has sequence number and timestamp separately;
The data upload unit is used for cached data packet being uploaded to the set-top box of sending download request according to described connection relation list.
2. set-top box according to claim 1 is characterized in that described set-top box also includes first panel, and described first panel is provided with infrared inductor.
3. set-top box according to claim 2 is characterized in that, described first panel also is provided with the network activity index signal.
4. set-top box according to claim 3 is characterized in that, described first panel also is provided with power indication signal.
5. set-top box according to claim 4 is characterized in that described set-top box also includes second panel, and described second panel is provided with USB interface.
6. set-top box according to claim 5 is characterized in that, described second panel also comprises the RJ45 network interface.
7. user terminal, described user terminal comprises set-top box, it is characterized in that, and described set-top box is built-in with the P2P module, and described P2P module comprises:
The authentication request transmitting element is used to send P2P node request authentication information, so that described set-top box becomes the P2P network node;
Correlation acquisition unit between network node is used for obtaining the connection relation list between described set-top box and described other set-top box of P2P network;
The data download unit is used for foundation described connection tabulation reception and the buffer memory a plurality of packets from another set-top box; Described a plurality of packet is split to form by data file, and each packet has sequence number and timestamp separately;
The data upload unit is used for cached data packet being uploaded to the set-top box of sending download request according to described connection relation list.
8. user terminal according to claim 7 is characterized in that described set-top box also includes first panel, and described first panel is provided with infrared inductor.
9. user terminal according to claim 8 is characterized in that described set-top box also includes second panel, and described second panel is provided with USB interface.
10. user terminal according to claim 9 is characterized in that, described second panel also comprises the RJ45 network interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100859404A CN101902624A (en) | 2009-05-27 | 2009-05-27 | Set top box and user terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100859404A CN101902624A (en) | 2009-05-27 | 2009-05-27 | Set top box and user terminal |
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| CN101902624A true CN101902624A (en) | 2010-12-01 |
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| CN2009100859404A Pending CN101902624A (en) | 2009-05-27 | 2009-05-27 | Set top box and user terminal |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102196314A (en) * | 2011-03-28 | 2011-09-21 | 苏州汉辰数字多媒体有限公司 | System and method for realizing streaming media transmission by using peer-to-peer (P2P) set-top box |
| CN104506905A (en) * | 2015-01-06 | 2015-04-08 | 四川中时代科技有限公司 | Embedded digital set-top box of built-in P2P management system |
-
2009
- 2009-05-27 CN CN2009100859404A patent/CN101902624A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102196314A (en) * | 2011-03-28 | 2011-09-21 | 苏州汉辰数字多媒体有限公司 | System and method for realizing streaming media transmission by using peer-to-peer (P2P) set-top box |
| CN104506905A (en) * | 2015-01-06 | 2015-04-08 | 四川中时代科技有限公司 | Embedded digital set-top box of built-in P2P management system |
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Application publication date: 20101201 |