CN1630347A - Method and apparatus for addressable play of rolling/static title in digital television - Google Patents
Method and apparatus for addressable play of rolling/static title in digital television Download PDFInfo
- Publication number
- CN1630347A CN1630347A CN 200310123250 CN200310123250A CN1630347A CN 1630347 A CN1630347 A CN 1630347A CN 200310123250 CN200310123250 CN 200310123250 CN 200310123250 A CN200310123250 A CN 200310123250A CN 1630347 A CN1630347 A CN 1630347A
- Authority
- CN
- China
- Prior art keywords
- information
- caption information
- caption
- captions
- user
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
A method and device for realizing addressable playing roll/static caption in digital television, which contains generating caption information containing roll/static caption content and relative control display information and sending-mixing said information transmission stream, receiving said caption information, comparing the relative control information in caption with that in receiver, if they are same then displaying roll/static caption content according to relative control information. Said invention not only transmits basic video-audio but also a lot of information.
Description
Technical field
The present invention relates to digital television system, particularly a kind of a kind of addressable that meets the Digital Television characteristics of can giving full play to of digital TV specification broadcasts the method for rolling/static captions.
Background technology
In present TV programme, the roll titles information that the screen lower end occurs is right and wrong a kind of mode of intelligence transmission of usually seeing.It not only has in time characteristics efficiently, and can minimal minimizing the user be watched the interference of main audio/video program.
The roll titles of common screen below is that original video frequency program produces by the captions that the overlapping text machine produces in the simulated television of today.The current method that produces effect same in Digital Television also is the information of roll titles will be joined in the video coding to go, and by multiplexer, modulator sends out signal again.But this traditional roll titles has some following shortcomings:
In a single day captions produce, and all are watching the content that the spectators of the program of these captions that superposeed can watch roll titles;
The user has only passive watching, nonoptional right;
When if same caption information will appear in a plurality of services, same caption information will be added in the video coding of a plurality of services, increased a large amount of redundancy of effort, and the program making end to add the digital caption instrument and the encoding device of a plurality of costlinesses.
From now on when the user uses the digital television program recording equipment, if roll titles information in program video, occurred, this information also can be recorded in user's the recording equipment, uses after making at every turn and all roll titles information can occur when resetting this program.
Comprehensive above deficiency as can be seen, the production method of this traditional roll titles is not suitable for the characteristics that current Digital Television can be transmitted flexile digital information.
Summary of the invention
Purpose of the present invention is exactly will provide a kind of to realize that in Digital Television addressable broadcasts the method for rolling/static captions, and it utilizes the characteristics of Digital Television, fully develops the multiple function that this form of roll titles can be brought.
It is a kind of in digital television system that another object of the present invention is to provide, and it is by the special-purpose caption information of transmission, and show the method that roll titles appears in the video screen below that is implemented in by user receiving equipment control.
For realizing purpose of the present invention, we provide a kind of and realize that in Digital Television addressable broadcasts the method for rolling/static captions, a kind of method that in digital television system, realizes addressable broadcast rolling/static captions, it comprises the following steps: to produce word content and the relevant caption information of controlling display message that comprises rolling/static captions, and this caption information is sent and is mixed in the transport stream; From transport stream, receive this caption information; Relatively if the corresponding information that has in relevant control display message in this caption information and the receiver identical, then be correlated with according to it and controlled the content that display message shows this rolling/static captions.
Preferably, described relevant control display message comprises the display properties of captions, the reception attribute of captions, the version number information of captions.
Preferably, the caption information of the content of described rolling/static captions and relevant control display message is by the caption information generator of transmitting terminal, and is transferred in the transport stream by TS Multiplexer.
Preferably, further comprise in real time the caption information of receiving being shown processing, show this rolling/static captions as OSD with layering.
Preferably, comprise that further setting according to the user determines whether showing immediately received caption information, still the step of reminder flag only occurs.
Preferably, the display properties in the described caption information comprises at least: font color, background color, background transparent degree, scroll bar original position, in scroll bar width and rolling speed and the rolling number of times one.
Preferably, the reception attribute in the described caption information comprises at least: receive user ID or have the user ID of mask, primitive network ID, transport stream ID and service ID.
Preferably, comprise that further the reception attribute in the described caption information comprises the user ID of appointment at least, or when having the user ID of mask, have only the user of appointment just can watch the step of the information of this roll titles.
Preferably, further comprise when the reception attribute in the described caption information includes only primitive network ID, transport stream ID and service ID having only the user who watches this program just can watch the step of this roll titles information.
Preferably, comprise that further described data validity detects step, it extracts user ID from this machine or from subscriber identification card, and with caption information in user ID or the data of filtering on the corresponding data bit in back through the user ID mask compare, whether show this caption information with decision.
Preferably, comprise that further described data validity detects step, its will currently watch primitive network ID, the transport stream ID of program and service ID and the roll titles data received in related data compare, to determine whether to show this caption information.
According to a further aspect in the invention, we provide a kind of and realize that in digital television system addressable broadcasts the transmitting apparatus of rolling/static captions, it comprises video frequency program server, information on services server and subscriber information management server, wherein also comprise: captions produce server, it produces required caption information, and this caption information comprises the display properties of captions, the reception attribute of captions, the version number information of captions; Interface module 1, it produces between server and the information on services server at roll titles, is used for the display attribute information of caption information is joined information on services, so that receiving terminal can correctly find and produce needed caption information; Interface module 2, it produces between server and the subscriber management server at roll titles, is used for the reception attribute transfer of caption information is arrived subscriber management server; And interface module 3, it produces between server and the data transmission stream blender at roll titles, is used for the packet of caption information is blended into transport stream data packet, and is inserted in the transport stream mixer by given pace.
According to a further aspect in the invention, we provide a kind of and realize that in digital television system addressable broadcasts client's receiving equipment of rolling/static captions, this receiving equipment comprises the information on services decoding device, the audio-frequency information decoding device, wherein also comprise as lower device: the caption data extraction element, the caption information processing unit, data validity checkout gear and roll titles display processing unit, wherein: the caption data extraction element: it extracts needed caption information packet from multiplexed transport stream under the guiding of information on services, and the caption information in will wrapping is sent to the caption information processing unit; The caption information processing unit: the caption information in a plurality of transport stream data packet of will breaking is combined into the complete caption information that comprises the required full detail of captions, and this caption information is sent to the data validity checkout gear; The data validity checkout gear: it checks the validity of caption information, and selects whether to show immediately paid-in roll titles information, and still whether a display reminding icon watches roll titles information; The roll titles display processing unit: it comes the description of roll titles information according to its display properties by screen display on the corresponding position of television set.
Preferably, further comprise memory device, be used to receive the notice of data validity checkout gear, some nearest caption informations are stored, in order to user inquiring.
The present invention be exactly with this expression with Digital Television not monoenergetic enough transmit the characteristics combination that basic audio frequency and video can also be transmitted a large amount of information.Not only enlarge the function of this expression, also made full use of the characteristics of Digital Television.
Other advantages of the present invention, purpose and feature will be described in following examples, and it is conspicuous for the person of ordinary skill of the art, and also can learn from the practice of the present invention.Target of the present invention and advantage can obtain and realize by following claim specifically noted content.
Description of drawings
The overall system framework that Fig. 1 is described in the invention;
Fig. 2 ustomer premises access equipment is used the step of this roll titles method.
Embodiment
Below in conjunction with accompanying drawing specific embodiments of the invention are described.
The present invention mainly is that the transmission by exclusive data the method for roll titles occurs below being implemented in video screen in digital television system, and is included in the method that user side realizes that captions show.
Basic thought of the present invention is to utilize Digital Television can receive the characteristic of the data of specified format, has designed a kind of method that is suitable for realizing roll titles in Digital Television.
The present invention has utilized digital TV data transmission mechanism and Digital Television OSD (screen display) technology.At this, we illustrate data transmission mechanism and Digital Television OSD technology.
Described data transmission mechanism is exactly: DVB has defined a series of methods of going in the MPEG-2 transmission stream that packet is installed to.As multi-protocols manner of packing (Multiprotocol encapsulation method), be used in two connections that networks of different protocol is arranged, the addressing capabilities of a plurality of receivers and the effectively any segmentation and the reducing power of parcel greatly are provided; And datacycle mode (Data carousel method), be used for the effective download of arbitrary structures file etc.
Broadcasting has defined following agreement to DVB to data:
1. data pipe (Data piping)
2. non-with portion's datagram (Asynchronous Datagram)
3. synchronous data flow (Synchronous Streaming Data)
4. by data in synchronization stream (Synchronized Streaming Data)
5. multi-protocols are packed (Multi-protocol Encapsulation)
6. loop-around data (Data Carousel)
7. circulation object (Object Carousel)
The acquisition of caption data is based on this technology among the present invention.
It is one deck monochrome or pseudo color captions that the present invention has also adopted OSD (screen display) technology: OSD, is mainly used in user's operation indicating.
According to design philosophy of the present invention, the caption information that produces by this method comes branch that following several classification can be arranged from receiving object:
1) all users of whole network information that can receive:
This information will be inserted in each transport stream of current network, and user ID and primitive network ID are not set, and transport stream ID and service ID make all use the user of current digital TV network can watch this scrolling information.
2) whole network individual user or a part of user information that can receive:
This information will be inserted in each transport stream of current network, and primitive network, transport stream and service ID are not set, but add the user ID of appointment, or have the user ID of mask, make the information that the user have only appointment just can watch roll titles.
3) watching the information that the user of appointed program can receive.
This information will be inserted in the transport stream that includes appointed program, user ID information is not set, but three parameters of primitive network ID, transport stream ID and service ID have been added, because these three parameters can uniquely be determined one road program, so have only the user who watches this program just can watch this roll titles information that obtains.
In order to realize that this addressable broadcasts the described correlation function of method of roll titles, the present invention has done following ask for something to the equipment that data produce end and user side.
The system that realizes the inventive method comprises the roll titles information generation apparatus of program transmitting terminal and the roll titles message pick-up display device of user's receiving terminal, and concrete structure as shown in Figure 1.
As can be seen from Figure 1, the equipment of realizing transmitting terminal of the present invention comprises: the video frequency program server, the information on services server, subscriber management server and captions produce server, wherein roll titles information generation server should produce server, subscriber information management server and transport stream blender with information on services and set up communication interface module (interface 1,2,3), so that obtain corresponding user ID and programme information ID.And can join information on services by the associated description that this interface will be used for discerning the roll titles data.
Be noted that at this, the video frequency program server that the present invention describes, the information on services server, it only is exemplary that subscriber management server and captions produce server, other video frequency program equipment with identical function, information on services equipment, user management device and caption production device also are operable.
As shown in Figure 1, this roll titles produces server can produce the caption information that meets the native system requirement by the different content demand, and this caption information is sent into the transport stream blender.Produce the transmission that server and interface module 1, interface module 2 and interface module 3 specifically describe its caption information below in conjunction with captions.
Interface module 1, it is between roll titles produces server and information on services server, and the display attribute information that is used for caption information that will insertion joins information on services, so that receiving terminal can correctly find and produce needed caption data.
Interface module 2, it produces between server and the subscriber management server at roll titles, is used for the reception attribute information of caption information data is transferred to subscriber management server.
Interface module 3, it produces between server and the data transmission stream blender at roll titles, is used for the caption information data encapsulation in transport stream data packet, and is inserted in the transport stream mixer by given pace.
Wherein, captions produce the caption information that the data in server end produced and should comprise following content:
The word content of captions;
The display properties of roll titles comprises the roll titles font color, background color, background transparent degree, scroll bar original position, the description of scroll bar width and rolling speed and rolling number of times;
The reception attribute of roll titles comprises the reception user ID of roll titles and the mask of being correlated with, and the appointed program of being made up of network ID, transport stream ID and service ID receives information;
The version number information of roll titles prevents that the user from repeating to receive this information.
As mentioned above, said apparatus of the application of the invention and method, the addressing of transmitting the rolling that the is implemented in the television reception end/static captions of the data with specific information in digital television system is broadcasted.
Come client's receiving terminal of the present invention is described below in conjunction with Fig. 2.
Client's receiving terminal does not have special hardware unit requirement, gets final product so long as meet corresponding application software of receiving terminal interpolation of current digital television standard such as DVB (digital video broadcasting).Client's receiving terminal should comprise with lower module or device, as can be seen from the figure, client's receiving terminal according to the present invention is except information on services decoding device, audio-frequency information decoding device etc., also need comprise following device: the caption data extraction element, the caption information processing unit, data validity checkout gear and roll titles display processing unit, the main operation of its each device is as follows.
The caption data extraction element: this module functions is to extract needed caption information packet under the guiding of information on services from multiplexed transport stream, and the caption information in will wrapping is sent to the caption information processing unit.
The caption information processing unit: the caption information in a plurality of transport stream data packet of will breaking is combined into the complete caption information that comprises the required full detail of roll titles.And this caption information sent to the data validity checkout gear.
The data validity checkout gear: it checks the validity of caption information, and this inspection may further comprise the steps:
The User Recognition process: (this process satisfies the requirement of caption information classification 1,2) client receiver extracts user ID from this machine or from subscriber identification card, and with roll titles information in user ID or the data of filtering on the corresponding data bit in back through the user ID mask compare, abandon data if any one is inconsistent.
Current program identification process: (this process satisfies the requirement of caption information classification 3) client receiver compares the requirement that decides this caption data whether to meet captions information classification 3 with the related data in current primitive network ID, the transport stream ID that watches program and service ID and the roll titles data received, does not meet then to abandon.
The client receiver should possess selection course, allows the user select to show whether immediately paid-in roll titles information, and still whether a display reminding icon watches roll titles information further to select decision by the user.
The roll titles display processing unit: this module is responsible for the description of roll titles information according to its caption information come to be presented on the corresponding position of television set by OSD (screen display), display capabilities can be according to the difference of hardware condition and to some extent house get.
As shown in Figure 2, the present invention further comprises memory device, and it is connected with the data validity checkout gear, is used to receive the notice of data validity checkout gear, some nearest caption informations is stored, in order to user inquiring.
Realize that the roll titles that native system is described then has following requirement to OSD (screen display):
The multi-layer graphical Presentation Function needs to support 3 layer pattern Presentation Functions usually, as Image layer, video layer and OSD layer, can be used for different service layerings and show.
At the OSD layer, draw caption information by the specification of describing in the data, and refresh the formation rolling effect.
As mentioned above, in meeting the digital television system of above-mentioned requirements, ustomer premises access equipment is after having received the roll titles information that a program making end sends, set a property by reception and to judge whether to receive and show this information, receive the condition that shows if meet, the attribute of then pressing roll titles to draw roll titles information (as shown in Figure 2) on the OSD layer.
This shows, the present invention utilizes the characteristics of digital TV network, by setting to the internet program parameter used in user ID or the current network, not only can realize all functions of existing simulated television screen lower end rolling/static captions, also have following characteristics:
The customer group ID that contains designated user ID or be provided with by mask in the rolling/static caption data of program transmitting terminal broadcasting has only specific user or particular group could receive and show this information like this, and non-designated user can't show this information.
Contain in the rolling/static caption data of program transmitting terminal broadcasting that this comes the information of a certain road service ID in the current physical channel multiplexed transport stream of unique identification in proper order by " primitive network ID＞transport stream ID＞service ID ", have only the customer group of watching the special services program could receive and show this information like this.
Receiving terminal can be stored some the information that receive, in order to user inquiring;
Transmitting terminal can be easily the network bandwidth by the shirtsleeve operation minimum take the background colour of realizing controlling rolling/static captions, font color, font, background transparent degree, scroll bar width, rotating direction or the like.
The present invention has made full use of the characteristics of Digital Television and the characteristics of existing unidirectional Digital Transmission, and having avoided needs complicated digital video captions instrument because of the roll titles that will produce the image below.The present invention has also avoided going in the into different services because of showing in the different programs of same transport stream that identical roll titles information is repeatedly encoded identical caption information.The present invention can also put the information of roll titles on the screen that only is shown to part or individual user, makes the function of roll titles possess multiple value-added functionality, as: pay imformation is reminded, and individual note receives, and various information reminding functions.
The above embodiment and advantage only are indicative, can not constitute limitation of the present invention.Instruction of the present invention can easily be applied to the device of other type.Description of the invention will be indicative, can not limit the scope of claim.For those of ordinary skills, of the present inventionly manyly substitute, modifications and variations are conspicuous.
Claims (14)
1. realize that in digital television system addressable broadcasts the method for rolling/static captions for one kind, it comprises the following steps:
Generation comprises the word content of rolling/static captions and the caption information of relevant control display message, and this caption information is sent and is mixed in the transport stream;
From transport stream, receive this caption information;
Relatively if the corresponding information that has in relevant control display message in this caption information and the receiver identical, then be correlated with according to it and controlled the content that display message shows this rolling/static captions.
2. the method for claim 1, wherein said relevant control display message comprises the display properties of captions, the reception attribute of captions, the version number information of captions.
3. the method for claim 1, the caption information of the content of wherein said rolling/static captions and relevant control display message are by the caption information generator of transmitting terminal, and are transferred in the transport stream by TS Multiplexer.
4. the method for claim 1 wherein further comprises in real time the caption information of receiving being shown processing, shows this rolling/static captions as the OSD with layering.
5. the method for claim 1 comprises further that wherein setting according to the user determines whether showing immediately received caption information, still the step of reminder flag only occurs.
6. method as claimed in claim 2, the display properties in the wherein said caption information comprises at least: font color, background color, background transparent degree, scroll bar original position, in scroll bar width and rolling speed and the rolling number of times one.
7. method as claimed in claim 2, the reception attribute in the wherein said caption information comprises at least: receive user ID or have the user ID of mask, primitive network ID, transport stream ID and service ID.
8. method as claimed in claim 7 comprises further that wherein the reception attribute in the described caption information comprises the user ID of appointment at least, or when having the user ID of mask, has only the user of appointment just can watch the step of the information of this roll titles.
9. method as claimed in claim 7 wherein further comprises when the reception attribute in the described caption information includes only primitive network ID, transport stream ID and service ID, has only the user who watches this program just can watch the step of this roll titles information.
10. method as claimed in claim 9, comprise further that wherein described data validity detects step, it extracts user ID from this machine or from subscriber identification card, and with caption information in user ID or the data of filtering on the corresponding data bit in back through the user ID mask compare, whether show this caption information with decision.
11. method as claimed in claim 9, comprise further that wherein described data validity detects step, it compares the related data in current primitive network ID, the transport stream ID that watches program and service ID and the roll titles data received, whether shows this caption information with decision.
12. realize that in digital television system addressable broadcasts the transmitting apparatus of rolling/static captions for one kind, it comprises video frequency program server, information on services server and subscriber information management server, wherein also comprises:
Captions produce server, and it produces required caption information, and this caption information comprises the display properties of captions, the reception attribute of captions, the version number information of captions;
Interface module 1, it produces between server and the information on services server at roll titles, is used for the display attribute information of caption information is joined information on services, so that receiving terminal can correctly find and produce needed caption information;
Interface module 2, it produces between server and the subscriber management server at roll titles, is used for the reception attribute transfer of caption information is arrived subscriber management server; And
Interface module 3, it produces between server and the data transmission stream blender at roll titles, is used for the packet of caption information is blended into transport stream data packet, and is inserted in the transport stream mixer by given pace.
13. realize that in digital television system addressable broadcasts client's receiving equipment of rolling/static captions for one kind, this receiving equipment comprises information on services decoding device, audio-frequency information decoding device, wherein also comprise as lower device: the caption data extraction element, the caption information processing unit, data validity checkout gear and roll titles display processing unit, wherein:
The caption data extraction element: it extracts needed caption information packet from multiplexed transport stream under the guiding of information on services, and the caption information in will wrapping is sent to the caption information processing unit;
The caption information processing unit: the caption information in a plurality of transport stream data packet of will breaking is combined into the complete caption information that comprises the required full detail of captions, and this caption information is sent to the data validity checkout gear;
The data validity checkout gear: it checks the validity of caption information, and selects whether to show immediately paid-in roll titles information, and still whether a display reminding icon watches roll titles information;
The roll titles display processing unit: it comes the description of roll titles information according to its display properties by screen display on the corresponding position of television set.
14. receiving equipment as claimed in claim 13 wherein further comprises memory device, is used to receive the notice of data validity checkout gear, some nearest caption informations is stored, in order to user inquiring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101232506A CN100421457C (en) | 2003-12-19 | 2003-12-19 | Method and apparatus for addressable play of rolling/static title in digital television |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101232506A CN100421457C (en) | 2003-12-19 | 2003-12-19 | Method and apparatus for addressable play of rolling/static title in digital television |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1630347A true CN1630347A (en) | 2005-06-22 |
| CN100421457C CN100421457C (en) | 2008-09-24 |
Family
ID=34844740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2003101232506A Expired - Fee Related CN100421457C (en) | 2003-12-19 | 2003-12-19 | Method and apparatus for addressable play of rolling/static title in digital television |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100421457C (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101990073A (en) * | 2009-08-03 | 2011-03-23 | 康佳集团股份有限公司 | Display device, and method and system for realizing multi-layer on screen display (OSD) refreshing management |
| CN101822044B (en) * | 2007-10-10 | 2011-11-30 | 松下电器产业株式会社 | Video/audio recording/reproducing apparatus |
| CN102412877A (en) * | 2011-12-23 | 2012-04-11 | 上海山景集成电路技术有限公司 | Non-audio data transmission method based on A2DP (audio 2 device protocol) |
| CN101483723B (en) * | 2008-01-11 | 2012-06-06 | 新奥特（北京）视频技术有限公司 | Method for performance guarantee of television subtitle playing apparatus based on diversity application |
| CN101883228B (en) * | 2009-05-06 | 2012-06-13 | 三星电子（中国）研发中心 | Equipment and method for reproducing captions |
| CN103079039A (en) * | 2011-10-25 | 2013-05-01 | 康佳集团股份有限公司 | Rolling broadcasting method and rolling broadcasting system |
| CN105163133A (en) * | 2015-07-07 | 2015-12-16 | 深圳Tcl数字技术有限公司 | Program information playing method and device |
| CN105160520A (en) * | 2008-09-29 | 2015-12-16 | 诺基亚公司 | Method and apparatus for receiving unsolicited content |
| CN105245948A (en) * | 2014-06-26 | 2016-01-13 | 北京新媒传信科技有限公司 | Video processing method and video processing device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK0745307T5 (en) * | 1994-12-14 | 2010-10-11 | Koninkl Philips Electronics Nv | Subtitle transmission system |
| GB2376580B (en) * | 1999-10-18 | 2005-06-01 | Jong-Hae Kim | Addressable television broadcasting system |
| CN1231052C (en) * | 2000-12-04 | 2005-12-07 | Lg电子株式会社 | Group identifier/section filter in digital TV system |
-
2003
- 2003-12-19 CN CNB2003101232506A patent/CN100421457C/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101822044B (en) * | 2007-10-10 | 2011-11-30 | 松下电器产业株式会社 | Video/audio recording/reproducing apparatus |
| CN101483723B (en) * | 2008-01-11 | 2012-06-06 | 新奥特（北京）视频技术有限公司 | Method for performance guarantee of television subtitle playing apparatus based on diversity application |
| CN105160520A (en) * | 2008-09-29 | 2015-12-16 | 诺基亚公司 | Method and apparatus for receiving unsolicited content |
| CN101883228B (en) * | 2009-05-06 | 2012-06-13 | 三星电子（中国）研发中心 | Equipment and method for reproducing captions |
| CN101990073A (en) * | 2009-08-03 | 2011-03-23 | 康佳集团股份有限公司 | Display device, and method and system for realizing multi-layer on screen display (OSD) refreshing management |
| CN103079039B (en) * | 2011-10-25 | 2016-08-31 | 康佳集团股份有限公司 | A kind of plant seeds by airplane method and system |
| CN103079039A (en) * | 2011-10-25 | 2013-05-01 | 康佳集团股份有限公司 | Rolling broadcasting method and rolling broadcasting system |
| CN102412877B (en) * | 2011-12-23 | 2014-05-28 | 上海山景集成电路股份有限公司 | Non-audio data transmission method based on A2DP (audio 2 device protocol) |
| CN102412877A (en) * | 2011-12-23 | 2012-04-11 | 上海山景集成电路技术有限公司 | Non-audio data transmission method based on A2DP (audio 2 device protocol) |
| CN105245948A (en) * | 2014-06-26 | 2016-01-13 | 北京新媒传信科技有限公司 | Video processing method and video processing device |
| CN105245948B (en) * | 2014-06-26 | 2019-02-05 | 北京新媒传信科技有限公司 | Method for processing video frequency and device |
| CN105163133A (en) * | 2015-07-07 | 2015-12-16 | 深圳Tcl数字技术有限公司 | Program information playing method and device |
| CN105163133B (en) * | 2015-07-07 | 2019-01-01 | 深圳Tcl数字技术有限公司 | The playback method and device of programme information |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100421457C (en) | 2008-09-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9591343B2 (en) | Communicating primary content streams and secondary content streams | |
| CN1127260C (en) | Video/audio in cooperation with video/audio broadcasting and graphic demonstrating system | |
| KR101976052B1 (en) | Method for transmitting broadcast service, method for receiving broadcast | |
| KR101695514B1 (en) | Method for transmitting a broadcast service, apparatus for receiving same, and method for processing an adjunct service using the apparatus for receiving same | |
| US8767041B2 (en) | Method and apparatus for providing 3D still image service over digital broadcasting | |
| CN101588469B (en) | Channel information access control method, channel information delivery method, IPTV system and device | |
| WO2004093429A2 (en) | Method and apparatus for interactive video on demand | |
| KR101735881B1 (en) | Method for transmitting and receiving broadcast service and receiving device thereof | |
| CN1638456A (en) | Full scale video picture with overlaid graphical user interface and reduced image | |
| CN101588488A (en) | Multiple-position streaming media transmitting method as well as multiple-position streaming media broadcasting method and system | |
| KR20140033389A (en) | Method for transmitting a broadcast service, method for receiving a broadcast service, and apparatus for receiving a broadcast service | |
| US20130205343A1 (en) | Method & Apparatus for an Enhanced Television Viewing Experience | |
| AU2005309706B2 (en) | Pushing content in a two-way network | |
| CN1630347A (en) | Method and apparatus for addressable play of rolling/static title in digital television | |
| US9479738B2 (en) | Method and apparatus for transmitting and receiving broadcasting information using reserved channels | |
| US20130239137A1 (en) | Augmented broadcasting apparatus and method for advance metadata provision | |
| CN1867048A (en) | Caption displaying method and system in video program | |
| CN1270475A (en) | TV-based interactive supermedia information service method and its system | |
| CN1157949C (en) | Cable television network based interactive television news transmitting and receiving system | |
| KR101307531B1 (en) | Apparatus providing real-time broadcasting guide included image of broadcasting channel | |
| CN115552914A (en) | System and method for enhanced multimedia signal broadcasting, reception, data delivery and data collection | |
| JP2006157929A (en) | Broadcast system and method | |
| CN1294746C (en) | Display control deviced and method | |
| CN1309255C (en) | Controlling data-on-demand client access | |
| CN1520689A (en) | Technique for optimizing delivery of advertisements and other programming segments by making bandwidth tradeoffs |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080924 Termination date: 20211219 |