KR100565614B1 - 캡션 송수신 방법 - Google Patents
캡션 송수신 방법 Download PDFInfo
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- KR100565614B1 KR100565614B1 KR20030064442A KR20030064442A KR100565614B1 KR 100565614 B1 KR100565614 B1 KR 100565614B1 KR 20030064442 A KR20030064442 A KR 20030064442A KR 20030064442 A KR20030064442 A KR 20030064442A KR 100565614 B1 KR100565614 B1 KR 100565614B1
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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]
- H04N21/40—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
- H04N21/426—Internal components of the client ; Characteristics thereof
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/23614—Multiplexing of additional data and video streams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234345—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements the reformatting operation being performed only on part of the stream, e.g. a region of the image or a time segment
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- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
- H04N21/2353—Processing of additional data, e.g. scrambling of additional data or processing content descriptors specifically adapted to content descriptors, e.g. coding, compressing or processing of metadata
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- H—ELECTRICITY
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- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
- H04N21/2355—Processing of additional data, e.g. scrambling of additional data or processing content descriptors involving reformatting operations of additional data, e.g. HTML pages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/2362—Generation or processing of Service Information [SI]
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- 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
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
- H04N21/2368—Multiplexing of audio and video streams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
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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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4345—Extraction or processing of SI, e.g. extracting service information from an MPEG stream
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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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
- H04N21/4348—Demultiplexing of additional data and video streams
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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]
- H04N21/40—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
- H04N21/482—End-user interface for program selection
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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]
- H04N21/40—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
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
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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
- H04N21/81—Monomedia components thereof
- H04N21/8126—Monomedia components thereof involving additional data, e.g. news, sports, stocks, weather forecasts
- H04N21/8133—Monomedia components thereof involving additional data, e.g. news, sports, stocks, weather forecasts specifically related to the content, e.g. biography of the actors in a movie, detailed information about an article seen in a video program
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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
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/854—Content authoring
- H04N21/85406—Content authoring involving a specific file format, e.g. MP4 format
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/278—Subtitling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/025—Systems for the transmission of digital non-picture data, e.g. of text during the active part of a television frame
- H04N7/035—Circuits for the digital non-picture data signal, e.g. for slicing of the data signal, for regeneration of the data-clock signal, for error detection or correction of the data signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
- H04N7/087—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only
- H04N7/088—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital
- H04N7/0882—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the vertical blanking interval only the inserted signal being digital for the transmission of character code signals, e.g. for teletext
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Library & Information Science (AREA)
- Computer Security & Cryptography (AREA)
- Television Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Computer And Data Communications (AREA)
Abstract
Description
NTSC 필드1 라인21 캡션 | NTSC 필드2 라인21 캡션 |
CC1(주 동기 자막 서비스) | CC3(부 동기 자막 서비스) |
CC2(특수 비동기 자막) | CC4(특수 비동기 자막) |
Text1(첫번째 문자정보 서비스) | Text3(세번째 문자정보 서비스) |
Text2(두번째 문자정보 서비스) | Text4(네번째 문자정보 서비스) |
Claims (28)
- 비디오 데이터와, 상기 비디오 데이터에 포함된 캡션이 케이블방송 아날로그 캡션이 포함되는 적어도 하나의 아날로그 캡션 중 어느 하나인지를 지시하는 caption_service_descriptor가 포함된 방송신호를 수신하는 단계;상기 방송신호를 상기 비디오 데이터 및 상기 caption_service_descriptor로 역다중화하는 단계;역다중화된 상기 caption_service_descriptor를 파싱하는 단계; 및파싱된 상기 caption_service_descriptor를 기초로 상기 방송신호에 포함된 캡션이 상기 적어도 하나의 아날로그 캡션 중 어느 하나로 지시되는 것인지를 확인하는 단계를 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서,확인된 상기 적어도 하나의 아날로그 캡션 중 어느 하나를 디스플레이하는 단계를 더 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 상기 caption_service_descriptor는,ATSC(Advanced Television System Committee)의 PSIP(Program and System Information Protocol) 내 EIT(Event Information Table) 및 MPEG(Moving picture Experts Group) 2 system information 내 PMT(Program Map Table) 중 적어도 어느 하나에 포함되는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 상기 catpion_service_descriptor는,총 캡션 서비스의 숫자를 지시하는 number_of_services 필드 및 각 캡션 서비스의 언어정보를 지시하는 language 필드 중 적어도 어느 하나를 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 상기 catpion_service_descriptor는,상기 캡션이 아날로그 캡션 및 디지털 캡션 중 어느 하나임을 지시하는 필드를 포함하는 것을 특징으로 하는 방법.
- 제 5 항에 있어서, 상기 catpion_service_descriptor는,상기 캡션이 아날로그 캡션인 경우, 상기 캡션이 VBI의 몇 번째 라인에 포함되는가를 지시하는 필드를 포함하는 것을 특징으로 하는 방법.
- 제 5 항에 있어서, 상기 catpion_service_descriptor는,상기 캡션이 아날로그 캡션인 경우, 상기 캡션이 짝수 필드에 포함된 캡션인지 또는 홀수 필드에 포함된 캡션인가를 지시하는 필드를 포함하는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 상기 catpion_service_descriptor는,상기 캡션이 아날로그 방송 아날로그 캡션 및 상기 케이블방송 아날로그 캡션 중 어느 하나임을 지시하는 필드를 포함하는 것을 특징으로 하는 방법.
- 제 8 항에 있어서, 상기 catpion_service_descriptor는,상기 캡션이 상기 케이블방송 아날로그 캡션이 경우, 상기 캡션이 VBI의 몇 번째 라인에 포함되는가를 지시하는 필드를 포함하는 것을 특징으로 하는 방법.
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Priority Applications (62)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20030064442A KR100565614B1 (ko) | 2003-09-17 | 2003-09-17 | 캡션 송수신 방법 |
CA 2704055 CA2704055C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA 2482015 CA2482015C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA 2736070 CA2736070C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA 2736049 CA2736049C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA 2775719 CA2775719C (en) | 2003-09-17 | 2004-09-16 | A transmitter and method for transmitting a digital broadcasting signal |
CA 2736037 CA2736037C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA2775823A CA2775823C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA 2736089 CA2736089C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA2775663A CA2775663C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA 2775955 CA2775955C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA 2736071 CA2736071C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CA2775723A CA2775723C (en) | 2003-09-17 | 2004-09-16 | Digital broadcast receiver and method for processing caption thereof |
CN2010101676386A CN101867748B (zh) | 2003-09-17 | 2004-09-17 | 数字广播接收机及其处理字幕的方法 |
US10/944,389 US7430016B2 (en) | 2003-09-17 | 2004-09-17 | Digital broadcast receiver and method for processing caption thereof |
CN2010101669151A CN101860700B (zh) | 2003-09-17 | 2004-09-17 | 数字广播接收机及其处理字幕的方法 |
CN2004100824205A CN1599436B (zh) | 2003-09-17 | 2004-09-17 | 数字广播接收机及其处理字幕的方法 |
CN2010101669058A CN101841670B (zh) | 2003-09-17 | 2004-09-17 | 数字广播接收机及其处理字幕的方法 |
CN201010166892A CN101860699A (zh) | 2003-09-17 | 2004-09-17 | 数字广播接收机及其处理字幕的方法 |
CN201010167609XA CN101835010B (zh) | 2003-09-17 | 2004-09-17 | 数字广播接收机及其处理字幕的方法 |
US12/060,380 US7522215B2 (en) | 2003-09-17 | 2008-04-01 | Digital broadcast receiver and method for processing caption thereof |
US12/060,779 US7542096B2 (en) | 2003-09-17 | 2008-04-01 | Digital broadcast receiver and method for processing caption thereof |
US12/428,400 US7719615B2 (en) | 2003-09-17 | 2009-04-22 | Digital broadcast receiver and method for processing caption thereof |
US12/428,344 US7714933B2 (en) | 2003-09-17 | 2009-04-22 | Digital broadcast receiver and method for processing caption thereof |
US12/731,082 US7936399B2 (en) | 2003-09-17 | 2010-03-24 | Digital broadcast receiver and method for processing caption thereof |
US12/731,102 US7852407B2 (en) | 2003-09-17 | 2010-03-24 | Digital broadcast receiver and method for processing caption thereof |
US13/041,305 US8035742B2 (en) | 2003-09-17 | 2011-03-04 | Digital broadcast receiver and method for processing caption thereof |
US13/227,415 US8605216B2 (en) | 2003-09-17 | 2011-09-07 | Digital broadcast receiver and method for processing caption thereof |
US13/403,916 US8743282B2 (en) | 2003-09-17 | 2012-02-23 | Digital broadcast receiver and method for processing caption thereof |
US13/405,145 US8711282B2 (en) | 2003-09-17 | 2012-02-24 | Digital broadcast receiver and method for processing caption thereof |
US13/405,110 US8711281B2 (en) | 2003-09-17 | 2012-02-24 | Digital broadcast receiver and method for processing caption thereof |
US13/619,717 US8786777B2 (en) | 2003-09-17 | 2012-09-14 | Digital broadcast receiver and method for processing caption thereof |
US13/619,449 US8830396B2 (en) | 2003-09-17 | 2012-09-14 | Digital broadcast receiver and method for processing caption thereof |
US13/620,599 US8885101B2 (en) | 2003-09-17 | 2012-09-14 | Digital broadcast receiver and method for processing caption thereof |
US13/620,586 US8817180B2 (en) | 2003-09-17 | 2012-09-14 | Digital broadcast receiver and method for processing caption thereof |
US13/620,544 US8754985B2 (en) | 2003-09-17 | 2012-09-14 | Digital broadcast receiver and method for processing caption thereof |
US13/860,512 US8792055B2 (en) | 2003-09-17 | 2013-04-10 | Digital broadcast receiver and method for processing caption thereof |
US13/862,344 US8823874B2 (en) | 2003-09-17 | 2013-04-12 | Digital broadcast receiver and method for processing caption thereof |
US13/862,324 US8817181B2 (en) | 2003-09-17 | 2013-04-12 | Digital broadcast receiver and method for processing caption thereof |
US13/862,315 US8711283B2 (en) | 2003-09-17 | 2013-04-12 | Digital broadcast receiver and method for processing caption thereof |
US13/862,330 US8760576B2 (en) | 2003-09-17 | 2013-04-12 | Digital broadcast receiver and method for processing caption thereof |
US13/942,615 US8743283B2 (en) | 2003-09-17 | 2013-07-15 | Digital broadcast receiver and method for processing caption thereof |
US13/943,641 US8797459B2 (en) | 2003-09-17 | 2013-07-16 | Digital broadcast receiver and method for processing caption thereof |
US13/944,780 US8780268B2 (en) | 2003-09-17 | 2013-07-17 | Digital broadcast receiver and method for processing caption thereof |
US13/944,737 US8749705B2 (en) | 2003-09-17 | 2013-07-17 | Digital broadcast receiver and method for processing caption thereof |
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KR20100089286A (ko) | 2009-02-03 | 2010-08-12 | 엘지이노텍 주식회사 | 방송 수신 시스템과 그를 이용한 방송 채널 선택 방법 |
CN102668581A (zh) | 2009-10-25 | 2012-09-12 | Lg电子株式会社 | 用于处理广播节目信息的方法及广播接收器 |
US8422563B2 (en) | 2009-11-24 | 2013-04-16 | General Instrument Corporation | System for generating closed captioning compatible with legacy and newer set-top boxes |
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