DE69132690T2 - Synchronisierung von HDTV-Kodierern/Dekodierern - Google Patents

Synchronisierung von HDTV-Kodierern/Dekodierern

Info

Publication number
DE69132690T2
DE69132690T2 DE69132690T DE69132690T DE69132690T2 DE 69132690 T2 DE69132690 T2 DE 69132690T2 DE 69132690 T DE69132690 T DE 69132690T DE 69132690 T DE69132690 T DE 69132690T DE 69132690 T2 DE69132690 T2 DE 69132690T2
Authority
DE
Germany
Prior art keywords
sub
decoders
decoder
coders
coder
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.)
Revoked
Application number
DE69132690T
Other languages
English (en)
Other versions
DE69132690D1 (de
Inventor
Michael James Knee
Nicholas Dominic Wells
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Broadcasting Corp
Original Assignee
British Broadcasting Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10669604&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69132690(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Application granted granted Critical
Publication of DE69132690D1 publication Critical patent/DE69132690D1/de
Publication of DE69132690T2 publication Critical patent/DE69132690T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N21/23406—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving management of server-side video buffer
    • 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
    • H04N21/242—Synchronization processes, e.g. processing of PCR [Program Clock References]
    • 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
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • 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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44004—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video buffer management, e.g. video decoder buffer or video display buffer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
    • H04N7/54—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal the signals being synchronous
    • H04N7/56—Synchronising systems therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Color Television Systems (AREA)
DE69132690T 1990-01-19 1991-01-17 Synchronisierung von HDTV-Kodierern/Dekodierern Revoked DE69132690T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9001296A GB2240231B (en) 1990-01-19 1990-01-19 High definition television coder/decoder

Publications (2)

Publication Number Publication Date
DE69132690D1 DE69132690D1 (de) 2001-09-20
DE69132690T2 true DE69132690T2 (de) 2002-06-27

Family

ID=10669604

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69112296T Expired - Fee Related DE69112296T2 (de) 1990-01-19 1991-01-17 Koder/dekoder für hochauflösendes fernsehen.
DE69132690T Revoked DE69132690T2 (de) 1990-01-19 1991-01-17 Synchronisierung von HDTV-Kodierern/Dekodierern

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69112296T Expired - Fee Related DE69112296T2 (de) 1990-01-19 1991-01-17 Koder/dekoder für hochauflösendes fernsehen.

Country Status (9)

Country Link
EP (2) EP0635977B1 (de)
JP (2) JPH04504040A (de)
AT (2) ATE126958T1 (de)
DE (2) DE69112296T2 (de)
DK (1) DK0464166T3 (de)
ES (2) ES2077841T3 (de)
GB (2) GB2240231B (de)
GR (1) GR3017941T3 (de)
WO (1) WO1991011074A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04139986A (ja) * 1990-09-29 1992-05-13 Victor Co Of Japan Ltd 画像信号の動き補償予測符号化／復号化装置
US5351083A (en) * 1991-10-17 1994-09-27 Sony Corporation Picture encoding and/or decoding system
EP0577310B1 (de) * 1992-06-29 2001-11-21 Canon Kabushiki Kaisha Bildverarbeitungsvorrichtung
KR950005621B1 (ko) * 1992-09-30 1995-05-27 주식회사금성사 영상 디코더
US5379070A (en) * 1992-10-02 1995-01-03 Zoran Corporation Parallel encoding/decoding of DCT compression/decompression algorithms
FR2699780B1 (fr) * 1992-12-22 1995-03-17 Philips Electronique Lab Dispositif de traitement récursif de signal vidéo comprenant une pluralité de branches.
IL104568A (en) * 1993-01-31 1995-12-31 Age Computational Graphics Ltd Method and system for generating amplified output signals
DE69412337T2 (de) * 1993-04-28 1998-12-10 Matsushita Electric Ind Co Ltd Echtzeitdatensender/-empfänger
FR2711877B1 (fr) * 1993-10-29 1996-02-02 Sgs Thomson Microelectronics Système de traitement d'images haute définition.
US6104751A (en) * 1993-10-29 2000-08-15 Sgs-Thomson Microelectronics S.A. Apparatus and method for decompressing high definition pictures
US5510842A (en) * 1994-05-04 1996-04-23 Matsushita Electric Corporation Of America Parallel architecture for a high definition television video decoder having multiple independent frame memories
EP0720374A1 (de) * 1994-12-30 1996-07-03 Daewoo Electronics Co., Ltd Vorrichtung zur parallelen Dekodierung von digitalen Bildsignalen
FR2735320B1 (fr) * 1995-06-09 1997-09-05 Sgs Thomson Microelectronics Procede et dispositif de synchronisation d'informations visuelles avec des informations audio
KR0157570B1 (ko) * 1995-11-24 1999-02-18 김광호 복수경로를 통해 mpeg2 비트열을 복호하는 복호화장치
JPH1023402A (ja) * 1996-06-28 1998-01-23 Matsushita Electric Ind Co Ltd 並列ビデオデコーダシステム
JPH11252550A (ja) * 1998-03-02 1999-09-17 Sony Corp デイジタル信号符号化装置、デイジタル信号復号化装置、デイジタル信号伝送装置及び方法
GB9807206D0 (en) * 1998-04-03 1998-06-03 Nds Ltd High definition encoding
US7287662B2 (en) 2002-11-18 2007-10-30 American Flange & Mfg. Co., Inc Closure plug improvement
JP4607856B2 (ja) * 2006-12-26 2011-01-05 富士通株式会社 符号化復号システム及び符号化復号方法
JP5421609B2 (ja) 2009-02-17 2014-02-19 キヤノン株式会社 スキャン変換装置及び画像符号化装置、並びにそれらの制御方法
JP5004986B2 (ja) 2009-03-19 2012-08-22 キヤノン株式会社 スキャン変換装置及び画像符号化装置、並びにそれらの制御方法
JP5302769B2 (ja) * 2009-05-14 2013-10-02 キヤノン株式会社 スキャン変換装置及び画像符号化装置及びそれらの制御方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS545613A (en) * 1977-06-16 1979-01-17 Kokusai Denshin Denwa Co Ltd Facsimile signal encoding system
US4424532A (en) * 1980-05-14 1984-01-03 Oak Industries Inc. Coding and decoding system for video and audio signals
JPS594393A (ja) * 1982-06-30 1984-01-11 Fujitsu Ltd 帯域圧縮処理方式
US4675722A (en) * 1982-12-02 1987-06-23 Independent Broadcasting Authority Apparatus for deriving synchronization signals for component television video signal reception
JPS6412677A (en) * 1987-07-06 1989-01-17 Nec Corp Picture coding circuit
JPS6462782A (en) * 1987-09-02 1989-03-09 Fujitsu Ltd Data compression and expansion control system
GB8729878D0 (en) * 1987-12-22 1988-02-03 Philips Electronic Associated Processing sub-sampled signals
FR2634086A1 (fr) * 1988-07-08 1990-01-12 Labo Electronique Physique Dispositif de sous-echantillonnage temporel et d'interpolation temporelle compensee en mouvement dans une sequence d'images entrelacees, utilisation d'un tel dispositif dans les dispositifs de codage et de decodage d'un systeme de transmission d'images de television a haute definition, et dispositifs de codage et de decodage pour un tel systeme

Also Published As

Publication number Publication date
EP0464166B1 (de) 1995-08-23
GB9001296D0 (en) 1990-03-21
DE69112296D1 (de) 1995-09-28
ATE126958T1 (de) 1995-09-15
ES2159295T3 (es) 2001-10-01
GB2268662B (en) 1994-04-06
GB2240231B (en) 1994-03-30
GR3017941T3 (en) 1996-02-29
EP0635977A1 (de) 1995-01-25
GB2240231A (en) 1991-07-24
ES2077841T3 (es) 1995-12-01
ATE204422T1 (de) 2001-09-15
WO1991011074A1 (en) 1991-07-25
JPH04504040A (ja) 1992-07-16
GB2268662A (en) 1994-01-12
DK0464166T3 (da) 1995-10-02
EP0464166A1 (de) 1992-01-08
DE69112296T2 (de) 1996-02-15
DE69132690D1 (de) 2001-09-20
GB9318496D0 (en) 1993-10-20
JPH10174111A (ja) 1998-06-26
EP0635977B1 (de) 2001-08-16

Similar Documents

Publication Publication Date Title
DE69132690T2 (de) Synchronisierung von HDTV-Kodierern/Dekodierern
DE69014440T2 (de) Sprachcodierungs-/-decodierungssystem.
DE69132268T2 (de) Bildsignalkodierer/Dekodierer mit adaptiver Quantisierung
ES2085425T3 (es) Metodo y aparato para uso en un sistema de control de acceso.
AU579310B2 (en) Speech-adaptive predictive coding system having reflected binary encoder/decoder
DE69029876D1 (de) Anpassungsfähiger Wahrscheinlichkeitsabschätzer für Entropie-Kodierung/-Dekodierung
EP0535571A3 (en) Modified huffman encode/decode system with simplified decoding for imaging systems
CA2186748A1 (en) Fixed quality source coder
AU6113690A (en) Adaptive quantization coder/decoder with limiter circuitry
RU94044524A (ru) Способы декодирования потока данных, системы и способы для разворачивания потока сжатых данных, способы и системы создания составного кодового потока и его декодирования, способ кодирования потока данных, кодеры, система передачи видеосигналов
BR9714678B1 (pt) decodificação paralela de correntes de dados intercalados dentro de um decodificador mpeg.
DE69232904D1 (de) Sprachkodierer/-dekodierer und Kodierungs-/Dekodierungsverfahren
DE68923875T2 (de) Entropie-Kodierer/Dekodierer mit einem Kontextextrahierer.
ES8201791A1 (es) Sistema de television con un codigo de senalizacion super- puesto a la imagen
DE69006011D1 (de) Transformationscodierer, -decodierer und -codierer/decodierer mit niedriger bitrate für audio-anwendungen hoher qualität.
DE69215119T2 (de) Fernsehsignaldekodierer mit verbesserter Architektur
DE69420848T2 (de) Sprachkodierer/-dekodierer mit fester bitrate
EP0614075A3 (de) Verfahren zur Sprachkodierung mit LPC-Quantisierung für Trellis-kodierte Quantisierung.
FI930180A (fi) X-paket-maongkomponentenkoder och motsvarande dekoder
GB8432364D0 (en) Image run length coding & decoding
FI944093A (fi) Tehokkaan suorituskyvyn omaava virheen kotrollikoodaus kanavakoodereissa ja -dekoodereissa
Black et al. 1 Gb per second, 4-state, sliding block Viterbi decoder
IT230716Y1 (it) Occhiale con lenti chiuse da filo di nylon tensionato con leva.
CA2273144A1 (en) Apparatus and system for decoding data
KR940020869U (ko) 합성수지제 유리 고정테

Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation