CN102149008A - Method and system for real-time switch of data content among multiple terminals - Google Patents

Method and system for real-time switch of data content among multiple terminals Download PDF

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Publication number
CN102149008A
CN102149008A CN2011100631607A CN201110063160A CN102149008A CN 102149008 A CN102149008 A CN 102149008A CN 2011100631607 A CN2011100631607 A CN 2011100631607A CN 201110063160 A CN201110063160 A CN 201110063160A CN 102149008 A CN102149008 A CN 102149008A
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China
Prior art keywords
terminal
content
operation system
file
handoff request
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CN2011100631607A
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CN102149008B (en
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谭颢
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ZTE Corp
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ZTE Corp
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Priority to CN201110063160.7A priority Critical patent/CN102149008B/en
Publication of CN102149008A publication Critical patent/CN102149008A/en
Priority to PCT/CN2011/078814 priority patent/WO2012122780A1/en
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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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8455—Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream
    • 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]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25808—Management of client data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/4104—Peripherals receiving signals from specially adapted client devices
    • H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47202—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for requesting content on demand, e.g. video on demand

Abstract

The invention discloses a method and device for real-time switch of data content among multiple terminals, applied to the technical field of network televisions. The method comprises the following steps: a service system receives a content switch request message transmitted through the first terminal or a second terminal when a switch broadcasting content is needed to be switched to the second terminal in the process that service on demand is carried out at the first terminal, wherein the content switch request message comprises a content identification of a broadcasting file, a broadcasting time identification and a terminal identification of the second terminal; a content broadcast request link of the broadcasting content of the first terminal is acquired according to the content identification, and the content broadcast request link is jointed with the broadcast time identification to form a splicing message; and the second terminal requests a corresponding broadcasting content from a CDN (Content Delivery Network) according to the splicing message. The method for real-time switch of data content among the multiple terminals, disclosed by the invention, is applied to realizing program real-time switch among multiple screen terminals of a home user.

Description

The method and system that data content switches in real time between a kind of multiple terminals
Technical field
The present invention relates to the Web TV technical field, relate in particular to the method and system that data content switches in real time between a kind of multiple terminals.
Background technology
Web TV (IPTV) is a kind of video media service business, along with constantly development and professional carrying out in a deep going way of technology, the IPTV business from merely for set-top box provides business service, expand to multiple terminals such as mobile phone, PC PC, handheld terminals business service be provided.Multi-screen fused business pattern has become the main direction of IPTV development.
Therefore for current domestic consumer, can use the terminal of enjoying the IPTV service in the family greater than one.
In the prior art when the user after watching certain television content by set-top box, play if after move the position, need to switch in other playback terminals.In the method that provides in the prior art, then need on other movable terminations (as PC, mobile phone and other handheld terminals), land operation system, and the played file before searching out is being play.From above-mentioned prior art as can be known: problems of the prior art are: under the pattern that the multi-screen content merges, can not realize that the program of domestic consumer's multi-screen terminal room switches in real time.
Summary of the invention
The invention provides the method and system that data content switches in real time between a kind of multiple terminals, be used for solving prior art under the pattern that the multi-screen content merges, can not realize the real-time problem of switching of program of domestic consumer's multi-screen terminal room.
The embodiment of the invention provides the method that data content switches in real time between a kind of multiple terminals, comprising:
Operation system receives first terminal in carrying out program request class business procedure, in the time of play content need being switched to second terminal, the content handoff request message that first terminal or second terminal are sent comprises content identification, the reproduction time sign of played file and the terminal iidentification of second terminal in the described content handoff request message;
Obtain the content indexing file of the first terminal plays file from content delivery network CDN according to described content identification, and determine to be applicable to the content play hyperlink request of second terminal according to the terminal iidentification of second terminal and the content indexing file that gets access to, described content play hyperlink request is formed with described reproduction time sign splice message;
Described splicing message is issued to second terminal, makes second terminal according to the play content of described splicing message from CDN request correspondence.
Also provide the system that data content switches in real time between a kind of multiple terminals according to said method the present invention, comprise first terminal, second terminal, operation system and content delivery network:
First terminal is in carrying out program request class business procedure, and in the time of play content need being switched to second terminal, first terminal or second terminal send content handoff request message to operation system;
Operation system is used for described content handoff request message, comprises the terminal iidentification of content identification, reproduction time sign and second terminal of played file in the described content handoff request message; Obtain the content indexing file of the first terminal plays file from content delivery network CDN according to described content identification, and determine to be applicable to the content play hyperlink request of second terminal according to the terminal iidentification of second terminal and the content indexing file that gets access to, described content play hyperlink request is formed with described reproduction time sign splice message; Described splicing message is issued to second terminal, makes second terminal according to the play content of described splicing message from CDN request correspondence;
Content delivery network is used to store play content, and the response media play request.
Method and system provided by the invention is by the user ID and the terminal iidentification of business side, and a kind of binding relationship, in conjunction with the reproduction time sign, realizes that according to identification information the program of cross-terminal switches in real time.
Description of drawings
Fig. 1 is the flow chart of the method that data content switches in real time between a kind of multiple terminals of the embodiment of the invention;
Fig. 2 is the embodiment of the invention one first terminal and the realization flow figure of second terminal in same local area network (LAN);
Fig. 3 is the not realization flow figure in same local area network (LAN) of the embodiment of the invention 2 first terminals and second terminal;
Fig. 4 is the structure chart of the system that data content switches in real time between a kind of multiple terminals of the embodiment of the invention.
Embodiment
The embodiment of the invention provides the method that data content switches in real time between a kind of multiple terminals, this method comprises: operation system receives first terminal in carrying out program request class business procedure, in the time of play content need being switched to second terminal, the content handoff request message that the terminal or second terminal send in first comprises the terminal iidentification of content identification, reproduction time sign and second terminal of played file in the described content handoff request message; Obtain the content indexing file of the first terminal plays file from content delivery network CDN according to described content identification, and determine to be applicable to the content play hyperlink request of second terminal according to the terminal iidentification of second terminal and the content indexing file that gets access to, described content play hyperlink request is formed with described reproduction time sign splice message; Described splicing message is issued to second terminal, makes second terminal according to the play content of described splicing message from CDN request correspondence.
As shown in Figure 1, the method that the embodiment of the invention provides a kind of inter-terminal data content to switch in real time specifically comprises step:
Step 101 when ordering the video playback business as the user, is bound a plurality of terminal identification information of user ID correspondence, and binding relationship is stored in operation system.
When business is opened an account, user ID and terminal identification information are bound; Multi-screen terminal under the same user ID comprises set-top box, PC PC, mobile phone and other handheld devices, and then above-mentioned middle terminal user name can be: 1@iptv_stb, 1@iptv_mobile, 1@iptv_pc.
Step 102, when first terminal is being carried out in the program request class business procedure, play content is switched to second terminal, operation system receives the content handoff request message that terminal in first or second terminal send, and comprises the terminal iidentification of content identification, reproduction time sign and second terminal of played file in the described content handoff request message;
Step 103, operation system is obtained the content indexing file of the first terminal plays file from content delivery network CDN according to described content identification, and determine to be applicable to the content play hyperlink request of second terminal according to the terminal iidentification of second terminal and the content indexing file that gets access to, described content play hyperlink request is formed with described reproduction time sign splice message;
Wherein, the specific implementation of obtaining index file from content distributing network is:
Described content delivery network is stored a plurality of file formats of same programme content according to the terminal type of multi-screen terminal, and sets up the format conversion concordance list of file format and terminal type corresponding relation;
Then described content delivery network is determined corresponding content indexing file according to the terminal type in the described content requests sign from described format conversion concordance list.
Step 104 is issued to second terminal with described splicing message, makes second terminal according to the play content of described splicing message from CDN request correspondence.
In this embodiment of the invention, when whether first terminal and second terminal are arranged in the same local area network (LAN) before operation system in the step 102 receives the content handoff request message that terminal in first or second terminal send, concrete implementation can be:
A, when first terminal and second terminal are in same local area network (LAN), specific implementation is:
First terminal sends handoff request by built-in passage to second terminal, comprises the first terminal current played file content identification, reproduction time sign in this handoff request;
After second terminal is received described handoff request, send content handoff request message to operation system.
B, when first terminal and second terminal are not in same local area network (LAN), specific implementation comprises:
When the second terminal registering service system, if determine that according to the binding mapping relations of preserving there are binding relationship in second terminal and first terminal, then issue the link that can switch to first terminal;
When first terminal is carrying out in the program request class business procedure playback terminal being switched to second terminal, then the link that issues according to operation system sends content handoff request message to operation system.
As shown in Figure 2, be that example is described further book to said method according to first terminal and second terminal at same local area network (LAN), concrete steps comprise:
Operation system comprises in concrete the application: EPG, professional control and the several chief components of user management.EPG is the inlet of IPTV system business service, and various terminals are enjoyed the IPTV business service by landing EPG; Professional control is mainly used in carries out business logic processing to user's request; User management mainly manages user's essential information.
Step 201, first terminal login EPG, and by the request of EPG initiation content play;
Step 202, second terminal is landed local area network (LAN).The concrete state of second terminal can be in local area network (LAN), but does not login EPG as yet.
Step 203, operation system are returned the video link according to the playing request of first terminal to first terminal.
Step 204, first terminal links according to described video, to content delivery network request play content, and the content returned of received content distribution networks.
Step 205, first terminal are initiated handoff request by built-in passage to terminal two after playing a period of time, carry play content sign, reproduction time sign;
Step 206 after second terminal is received handoff request, is logined EPG, and sends content handoff request message by EPG to operation system, and message is carried the terminal iidentification of play content sign, reproduction time sign and second terminal;
Step 207 after operation system is received message, is obtained the content indexing file according to the play content sign to CDN;
Step 208, operation system inquires the link of corresponding contents playing request according to the terminal iidentification of second terminal, will link and after the reproduction time sign splices message, is issued to second terminal;
Step 209, second terminal are asked corresponding play content to CDN after receiving the message of operation system transmission; Wherein, carry time marking in this request.
Step 210, CDN issues corresponding contents to second terminal according to play content and reproduction time sign; Real-time the switching to of watching on first terminal synchronously on second terminal of program watched.
As shown in Figure 3, be not that example is described further book to method provided by the present invention according to first terminal and second terminal at same local area network (LAN), concrete steps comprise:
Step 301, first terminal and second terminal are all logined EPG; And first terminal is initiated the content play request by EPG;
Step 302, operation system are returned the video link according to the playing request of first terminal to first terminal.
Step 303, first terminal links according to described video, obtains corresponding play content from CDN.
Step 304, because second terminal has been logined EPG, operation system concerns according to user binding, issues first terminal that is linked to that can switch; Be that to have only one second terminal be example in the present embodiment, first terminal can be bound a plurality of second terminals in the application of reality.So operation system can all be issued to first terminal with the link of landing a plurality of terminals of EPG when issuing link.
Step 305, play a period of time after, terminal one is initiated handoff request by EPG to operation system, carries the terminal iidentification of play content sign, reproduction time sign and terminal two;
Step 306 after operation system is received message, is obtained the content indexing file according to the play content sign to CDN;
Step 307, operation system inquires the link of corresponding contents playing request according to the terminal iidentification of second terminal, will link and after the reproduction time sign splices message, is issued to second terminal;
Step 308, second terminal are asked corresponding play content to CDN after receiving the message of operation system transmission;
Step 309, CDN issues corresponding contents to second terminal according to play content and reproduction time sign; Be that real-time the switching to of watching on first terminal synchronously on second terminal of program watched.
As shown in Figure 4, also provide the system that data content switches in real time between a kind of multiple terminals, comprise first terminal 401, second terminal 402, operation system 403 and content delivery network 404 according to the described method the invention process of Fig. 1:
First terminal 401 is in carrying out program request class business procedure, and in the time of play content need being switched to second terminal 402, first terminal 401 or second terminal 402 send content handoff request message to operation system 403;
Operation system 403 is used for described content handoff request message, comprises the terminal iidentification of content identification, reproduction time sign and second terminal of played file in the described content handoff request message; Obtain the content indexing file of the first terminal plays file from content delivery network CDN according to described content identification, and determine to be applicable to the content play hyperlink request of second terminal according to the terminal iidentification of second terminal and the content indexing file that gets access to, described content play hyperlink request is formed with described reproduction time sign splice message; Described splicing message is issued to second terminal 402, makes second terminal 402 according to the play content of described splicing message from CDN request correspondence;
Content delivery network 404 is used to store play content, and the response media play request.
Whether in same local area network (LAN), system provided by the present invention specific implementation content is switched and is also comprised according to first terminal and second terminal institute:
When first terminal and second terminal are in same local area network (LAN), comprise:
Described first terminal 401 sends handoff request by built-in passage to second terminal 402, comprises the first terminal current played file content identification, reproduction time sign in this handoff request;
After second terminal 402 is received described handoff request, send content handoff request message to operation system.
When first terminal and second terminal are not in same local area network (LAN), comprise:
Described operation system 403 also is used for when the second terminal registering service system, if determine that according to the binding mapping relations of preserving there are binding relationship in second terminal and first terminal, then issue the link that can switch to first terminal;
401 links that issue according to operation system of described first terminal send content handoff request message to operation system.
Because the file format that the multi-screen terminal is supported is also inequality, in order to realize the switching of terminal, then
Described content delivery network 404 is stored a plurality of file formats of same programme content according to the terminal type of multi-screen terminal, and sets up the format conversion concordance list of file format and terminal type corresponding relation; And according to the content indexing file of the terminal type in the described content requests sign from the definite correspondence of described format conversion concordance list.
Method and system provided by the invention is by the user ID and the terminal iidentification of business side, and a kind of binding relationship, in conjunction with the reproduction time sign, realizes that according to identification information the program of cross-terminal switches in real time.
Method of the present invention is not limited to the embodiment described in the embodiment, and those skilled in the art's technical scheme according to the present invention draws other execution mode, belongs to technological innovation scope of the present invention equally.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.

Claims (9)

1. the method that data content switches in real time between a multiple terminals is characterized in that, comprising:
Operation system receives first terminal in carrying out program request class business procedure, in the time of play content need being switched to second terminal, the content handoff request message that first terminal or second terminal are sent comprises content identification, the reproduction time sign of played file and the terminal iidentification of second terminal in the described content handoff request message;
Obtain the content indexing file of the first terminal plays file from content delivery network CDN according to described content identification, and determine to be applicable to the content play hyperlink request of second terminal according to the terminal iidentification of second terminal and the content indexing file that gets access to, described content play hyperlink request is formed with described reproduction time sign splice message;
Described splicing message is issued to second terminal, makes second terminal according to the play content of described splicing message from CDN request correspondence.
2. the method for claim 1 is characterized in that, when first terminal and second terminal were in same local area network (LAN), operation system received before the content handoff request message that terminal in first or second terminal send, and further comprises:
First terminal sends handoff request by built-in passage to second terminal, comprises the first terminal current played file content identification, reproduction time sign in this handoff request;
After second terminal is received described handoff request, send content handoff request message to operation system.
3. the method for claim 1 is characterized in that, when first terminal and second terminal were not in same local area network (LAN), operation system received before the content handoff request message that terminal in first or second terminal send, and further comprises:
When the second terminal registering service system, if determine that according to the binding mapping relations of preserving there are binding relationship in second terminal and first terminal, then issue the link that can switch to first terminal;
When first terminal is carrying out in the program request class business procedure playback terminal being switched to second terminal, then the link that issues according to operation system sends content handoff request message to operation system.
4. method as claimed in claim 3 is characterized in that, when ordering the video playback business as the user, a plurality of terminal identification information of user ID correspondence is bound, and binding relationship is stored in operation system.
5. the method for claim 1 is characterized in that, comprising:
Described content delivery network is stored a plurality of file formats of same programme content according to the terminal type of multi-screen terminal, and sets up the format conversion concordance list of file format and terminal type corresponding relation;
Then described content delivery network is determined corresponding content indexing file according to the terminal type in the described content requests sign from described format conversion concordance list.
6. the system that data content switches in real time between a multiple terminals is characterized in that, comprises first terminal, second terminal, operation system and content delivery network:
First terminal is in carrying out program request class business procedure, and in the time of play content need being switched to second terminal, first terminal or second terminal send content handoff request message to operation system;
Operation system is used for described content handoff request message, comprises the terminal iidentification of content identification, reproduction time sign and second terminal of played file in the described content handoff request message; Obtain the content indexing file of the first terminal plays file from content delivery network CDN according to described content identification, and determine to be applicable to the content play hyperlink request of second terminal according to the terminal iidentification of second terminal and the content indexing file that gets access to, described content play hyperlink request is formed with described reproduction time sign splice message; Described splicing message is issued to second terminal, makes second terminal according to the play content of described splicing message from CDN request correspondence;
Content delivery network is used to store play content, and the response media play request.
7. system as claimed in claim 6 is characterized in that, comprises when first terminal and second terminal are in same local area network (LAN):
Described first terminal sends handoff request by built-in passage to second terminal, comprises the first terminal current played file content identification, reproduction time sign in this handoff request;
After second terminal is received described handoff request, send content handoff request message to operation system.
8. system as claimed in claim 6 is characterized in that, comprises when first terminal and second terminal are not in same local area network (LAN):
Described operation system also is used for when the second terminal registering service system, if determine that according to the binding mapping relations of preserving there are binding relationship in second terminal and first terminal, then issue the link that can switch to first terminal;
Described first terminal then sends content handoff request message according to the link that operation system issues to operation system.
9. as the arbitrary described system of claim 6-8, it is characterized in that described content delivery network is stored a plurality of file formats of same programme content according to the terminal type of multi-screen terminal, and set up the format conversion concordance list of file format and terminal type corresponding relation; And according to the content indexing file of the terminal type in the described content requests sign from the definite correspondence of described format conversion concordance list.
CN201110063160.7A 2011-03-16 2011-03-16 Method and system for real-time switch of data content among multiple terminals Active CN102149008B (en)

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PCT/CN2011/078814 WO2012122780A1 (en) 2011-03-16 2011-08-24 Method and system for switching data contents among multiple terminals in real time

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