[go: up one dir, main page]

HK1001182A1 - Decoding system for decoding video signals - Google Patents

Decoding system for decoding video signals

Info

Publication number
HK1001182A1
HK1001182A1 HK98100221A HK98100221A HK1001182A1 HK 1001182 A1 HK1001182 A1 HK 1001182A1 HK 98100221 A HK98100221 A HK 98100221A HK 98100221 A HK98100221 A HK 98100221A HK 1001182 A1 HK1001182 A1 HK 1001182A1
Authority
HK
Hong Kong
Prior art keywords
decoding
video signals
decoding system
decoding video
signals
Prior art date
Application number
HK98100221A
Other languages
English (en)
Inventor
Kenji Sugiyama
Original Assignee
Victor Company Of Japan
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=26347033&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1001182(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP1158789A external-priority patent/JP2530217B2/ja
Priority claimed from JP1034161A external-priority patent/JPH07112283B2/ja
Application filed by Victor Company Of Japan filed Critical Victor Company Of Japan
Publication of HK1001182A1 publication Critical patent/HK1001182A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H04N5/9264—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction using transform coding
    • 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
    • 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
    • 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
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
HK98100221A 1989-01-20 1998-01-10 Decoding system for decoding video signals HK1001182A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1158789A JP2530217B2 (ja) 1989-01-20 1989-01-20 フレ―ム間予測符号化装置及び復号装置
JP1034161A JPH07112283B2 (ja) 1989-02-14 1989-02-14 動きベクトル検出装置及び検出方法

Publications (1)

Publication Number Publication Date
HK1001182A1 true HK1001182A1 (en) 1998-05-29

Family

ID=26347033

Family Applications (2)

Application Number Title Priority Date Filing Date
HK98100221A HK1001182A1 (en) 1989-01-20 1998-01-10 Decoding system for decoding video signals
HK98100222A HK1001183A1 (en) 1989-01-20 1998-01-10 Inter-frame predictive encoding system

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK98100222A HK1001183A1 (en) 1989-01-20 1998-01-10 Inter-frame predictive encoding system

Country Status (4)

Country Link
US (2) US4985768A (de)
EP (2) EP0379217B1 (de)
DE (2) DE69030819T2 (de)
HK (2) HK1001182A1 (de)

Families Citing this family (105)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2521145B2 (ja) * 1989-02-20 1996-07-31 日本ビクター株式会社 動き補償予測符号化復号化方式
JP3159309B2 (ja) * 1989-09-27 2001-04-23 ソニー株式会社 映像信号符号化方法及び映像信号符号化装置
JP3159310B2 (ja) * 1989-10-14 2001-04-23 ソニー株式会社 映像信号符号化方法及び映像信号符号化装置
EP0424026B1 (de) * 1989-10-14 1997-07-23 Sony Corporation Anordnung und Verfahren zum Übertragen eines Videosignals
US5146326A (en) * 1989-11-14 1992-09-08 Fujitsu Limited Coded picture information decoding apparatus having means for improving picture distortion
JPH07112284B2 (ja) * 1990-01-20 1995-11-29 日本ビクター株式会社 予測符号化装置及び復号化装置
FR2660138B1 (fr) * 1990-03-26 1992-06-12 France Telecom Cnet Dispositif de codage/decodage de signaux d'image.
JP2885322B2 (ja) * 1990-03-27 1999-04-19 日本ビクター株式会社 フィールド間予測符号化装置及び復号化装置
US5134480A (en) * 1990-08-31 1992-07-28 The Trustees Of Columbia University In The City Of New York Time-recursive deinterlace processing for television-type signals
EP0513297B1 (de) * 1990-12-05 1997-03-05 Deutsche ITT Industries GmbH Verfahren zur codierung und decodierung der videodaten einer bildfolge
US5305400A (en) * 1990-12-05 1994-04-19 Deutsche Itt Industries Gmbh Method of encoding and decoding the video data of an image sequence
JP2514111B2 (ja) * 1990-12-28 1996-07-10 日本ビクター株式会社 フレ―ム間符号化出力デ―タ量制御方式及び画像符号化出力デ―タ量制御方法
JP2855861B2 (ja) * 1991-01-16 1999-02-10 日本ビクター株式会社 フレーム間・フィールド間予測符号化装置及びその方法
JP3070110B2 (ja) * 1991-02-27 2000-07-24 日本電気株式会社 動画像信号の伝送システム
US5151784A (en) * 1991-04-30 1992-09-29 At&T Bell Laboratories Multiple frame motion estimation
AU657510B2 (en) * 1991-05-24 1995-03-16 Apple Inc. Improved image encoding/decoding method and apparatus
US5349348A (en) * 1991-08-15 1994-09-20 International Business Machines Corporation Multi-mode data stream generator
US5198901A (en) * 1991-09-23 1993-03-30 Matsushita Electric Corporation Of America Derivation and use of motion vectors in a differential pulse code modulation system
JPH0595540A (ja) * 1991-09-30 1993-04-16 Sony Corp 動画像符号化装置
JP2606508B2 (ja) * 1991-10-29 1997-05-07 日本ビクター株式会社 動画像予測符号化装置及びその復号化装置
JP2802694B2 (ja) * 1991-10-30 1998-09-24 富士写真フイルム株式会社 画像再生装置および方法
JP2830883B2 (ja) * 1991-10-31 1998-12-02 日本ビクター株式会社 動画像符号化装置及びその復号装置
JPH05137131A (ja) * 1991-11-13 1993-06-01 Sony Corp フレーム間動き予測方法
JP2646921B2 (ja) * 1991-11-15 1997-08-27 日本ビクター株式会社 適応量子化装置
JPH05236466A (ja) * 1992-02-25 1993-09-10 Nec Corp 動き補償フレーム間予測画像符号化装置及び方法
US5293229A (en) * 1992-03-27 1994-03-08 Matsushita Electric Corporation Of America Apparatus and method for processing groups of fields in a video data compression system
US5329313A (en) * 1992-04-01 1994-07-12 Intel Corporation Method and apparatus for real time compression and decompression of a digital motion video signal using a fixed Huffman table
JPH05308630A (ja) * 1992-04-28 1993-11-19 Victor Co Of Japan Ltd 動きベクトル検出方法
KR950004124B1 (ko) * 1992-05-19 1995-04-25 주식회사금성사 영상 움직임 보상정보 출력 처리장치
US5461423A (en) * 1992-05-29 1995-10-24 Sony Corporation Apparatus for generating a motion vector with half-pixel precision for use in compressing a digital motion picture signal
EP0574746A1 (de) * 1992-06-19 1993-12-22 Intel Corporation Verfahren und Vorrichtung zur Echtzeitkompression und -dekompression eines digitalen bewegten Videosignals mit unveränderlicher Huffman-Tabelle
JP3443867B2 (ja) * 1992-06-26 2003-09-08 ソニー株式会社 画像信号符号化、復号化方法及び画像信号記録媒体
US5353061A (en) * 1992-10-08 1994-10-04 International Business Machines Corporation System and method for frame-differencing video compression/decompression using perceptually-constant information and image analysis
US5298992A (en) * 1992-10-08 1994-03-29 International Business Machines Corporation System and method for frame-differencing based video compression/decompression with forward and reverse playback capability
US5436666A (en) * 1993-05-21 1995-07-25 Intel Corporation Limited-domain motion estimation/compensation for video encoding/decoding
JPH0730896A (ja) * 1993-06-25 1995-01-31 Matsushita Electric Ind Co Ltd 動きベクトル符号化及び復号化方法
JP2947389B2 (ja) * 1993-07-12 1999-09-13 日本ビクター株式会社 画像処理用メモリ集積回路
TW297202B (de) * 1993-10-13 1997-02-01 Rca Thomson Licensing Corp
US5706386A (en) * 1994-05-24 1998-01-06 Sony Corporation Image information recording method and apparatus, image information reproducing method and apparatus and editing method and system
NO942080D0 (no) * 1994-06-03 1994-06-03 Int Digital Tech Inc Bildekoder
BR9508764A (pt) 1994-08-24 1998-01-13 Siemens Ag Processo para recodificar dados comprimidos de vídeo com uma necessidade de memória reduzida
GB2305797B (en) * 1995-09-27 2000-03-01 Sony Uk Ltd Video data compression
US6571361B1 (en) * 1995-09-29 2003-05-27 Kabushiki Kaisha Toshiba Encoder and decoder
JP3676525B2 (ja) * 1996-10-30 2005-07-27 日本ビクター株式会社 動画像符号化復号化装置及びその方法
JP3348612B2 (ja) * 1996-10-31 2002-11-20 日本ビクター株式会社 ブロック間予測符号化装置、ブロック間予測復号化装置、ブロック間予測符号化方法、ブロック間予測復号化方法、及びブロック間予測符号化復号化装置
JP3164031B2 (ja) 1997-05-30 2001-05-08 日本ビクター株式会社 動画像符号化復号化装置、動画像符号化復号化方法、及び動画像符号化記録媒体
JP3164056B2 (ja) 1998-03-19 2001-05-08 日本ビクター株式会社 動画像符号化復号化装置、動画像符号化復号化方法及び動画像符号記録媒体
US7046734B2 (en) 1998-04-02 2006-05-16 Intel Corporation Method and apparatus for performing real-time data encoding
US6904174B1 (en) 1998-12-11 2005-06-07 Intel Corporation Simplified predictive video encoder
US7263127B1 (en) 1998-04-02 2007-08-28 Intel Corporation Method and apparatus for simplifying frame-based motion estimation
US6731809B1 (en) 1998-04-28 2004-05-04 Brother Kogyo Kabushiki Kaisha Moving picture data compression device
US6983018B1 (en) 1998-11-30 2006-01-03 Microsoft Corporation Efficient motion vector coding for video compression
US6351545B1 (en) 1999-12-14 2002-02-26 Dynapel Systems, Inc. Motion picture enhancing system
US6709387B1 (en) * 2000-05-15 2004-03-23 Given Imaging Ltd. System and method for controlling in vivo camera capture and display rate
JP4011327B2 (ja) * 2000-11-15 2007-11-21 株式会社レクサー・リサーチ 表示オブジェクト提供装置、表示オブジェクト提供方式及び表示オブジェクト提供プログラム
US20020135695A1 (en) * 2001-03-26 2002-09-26 Edelson Steven D. Video data reduction by selected frame elimination
JP2002354476A (ja) * 2001-05-24 2002-12-06 Pioneer Electronic Corp 量子化単位設定装置及び量子化単位設定方法、符号化装置及び符号化方法並びに情報記録媒体及び量子化単位設定用プログラム
US8111754B1 (en) 2001-07-11 2012-02-07 Dolby Laboratories Licensing Corporation Interpolation of video compression frames
US7266150B2 (en) 2001-07-11 2007-09-04 Dolby Laboratories, Inc. Interpolation of video compression frames
EP1830580A1 (de) * 2002-01-18 2007-09-05 Kabushiki Kaisha Toshiba Verfahren und Vorrichtung zur Videokodierung sowie Verfahren und Vorrichtung zur Videodekodierung
US7003035B2 (en) * 2002-01-25 2006-02-21 Microsoft Corporation Video coding methods and apparatuses
JP4287287B2 (ja) 2002-02-13 2009-07-01 レイファイ コーポレイション 空間時間信号の取得、圧縮、及び特徴づけのための方法及び装置
US20040001546A1 (en) 2002-06-03 2004-01-01 Alexandros Tourapis Spatiotemporal prediction for bidirectionally predictive (B) pictures and motion vector prediction for multi-picture reference motion compensation
KR20020059269A (ko) * 2002-06-04 2002-07-12 신승엽 조화 및 생화의 화분용 발향물질 및 발향용기
US7224731B2 (en) 2002-06-28 2007-05-29 Microsoft Corporation Motion estimation/compensation for screen capture video
US8406301B2 (en) 2002-07-15 2013-03-26 Thomson Licensing Adaptive weighting of reference pictures in video encoding
US7280700B2 (en) * 2002-07-05 2007-10-09 Microsoft Corporation Optimization techniques for data compression
US7376186B2 (en) * 2002-07-15 2008-05-20 Thomson Licensing Motion estimation with weighting prediction
US7903742B2 (en) * 2002-07-15 2011-03-08 Thomson Licensing Adaptive weighting of reference pictures in video decoding
US7154952B2 (en) 2002-07-19 2006-12-26 Microsoft Corporation Timestamp-independent motion vector prediction for predictive (P) and bidirectionally predictive (B) pictures
US7020200B2 (en) * 2002-08-13 2006-03-28 Lsi Logic Corporation System and method for direct motion vector prediction in bi-predictive video frames and fields
US7813429B2 (en) * 2002-08-13 2010-10-12 Lsi Corporation System and method for segmentation of macroblocks
US7801217B2 (en) * 2002-10-01 2010-09-21 Thomson Licensing Implicit weighting of reference pictures in a video encoder
RU2342803C2 (ru) * 2002-10-01 2008-12-27 Томсон Лайсенсинг С.А. Неявное взвешивание опорных изображений в видеокодере
IL162740A (en) * 2003-06-26 2010-06-16 Given Imaging Ltd Device, method and system for reduced transmission imaging
US10554985B2 (en) 2003-07-18 2020-02-04 Microsoft Technology Licensing, Llc DC coefficient signaling at small quantization step sizes
US7609763B2 (en) 2003-07-18 2009-10-27 Microsoft Corporation Advanced bi-directional predictive coding of video frames
US7499495B2 (en) 2003-07-18 2009-03-03 Microsoft Corporation Extended range motion vectors
US7738554B2 (en) 2003-07-18 2010-06-15 Microsoft Corporation DC coefficient signaling at small quantization step sizes
US7426308B2 (en) * 2003-07-18 2008-09-16 Microsoft Corporation Intraframe and interframe interlace coding and decoding
US20050013498A1 (en) 2003-07-18 2005-01-20 Microsoft Corporation Coding of motion vector information
US8064520B2 (en) 2003-09-07 2011-11-22 Microsoft Corporation Advanced bi-directional predictive coding of interlaced video
US7620106B2 (en) 2003-09-07 2009-11-17 Microsoft Corporation Joint coding and decoding of a reference field selection and differential motion vector information
US7616692B2 (en) 2003-09-07 2009-11-10 Microsoft Corporation Hybrid motion vector prediction for interlaced forward-predicted fields
US7317839B2 (en) * 2003-09-07 2008-01-08 Microsoft Corporation Chroma motion vector derivation for interlaced forward-predicted fields
US7623574B2 (en) 2003-09-07 2009-11-24 Microsoft Corporation Selecting between dominant and non-dominant motion vector predictor polarities
US7599438B2 (en) 2003-09-07 2009-10-06 Microsoft Corporation Motion vector block pattern coding and decoding
US7577200B2 (en) 2003-09-07 2009-08-18 Microsoft Corporation Extended range variable length coding/decoding of differential motion vector information
US7567617B2 (en) 2003-09-07 2009-07-28 Microsoft Corporation Predicting motion vectors for fields of forward-predicted interlaced video frames
US7724827B2 (en) * 2003-09-07 2010-05-25 Microsoft Corporation Multi-layer run level encoding and decoding
US9077960B2 (en) * 2005-08-12 2015-07-07 Microsoft Corporation Non-zero coefficient block pattern coding
US8233535B2 (en) 2005-11-18 2012-07-31 Apple Inc. Region-based processing of predicted pixels
US8295343B2 (en) * 2005-11-18 2012-10-23 Apple Inc. Video bit rate control method
US8780997B2 (en) 2005-11-18 2014-07-15 Apple Inc. Regulation of decode-side processing based on perceptual masking
US20070116117A1 (en) * 2005-11-18 2007-05-24 Apple Computer, Inc. Controlling buffer states in video compression coding to enable editing and distributed encoding
US8031777B2 (en) 2005-11-18 2011-10-04 Apple Inc. Multipass video encoding and rate control using subsampling of frames
JP4752631B2 (ja) * 2006-06-08 2011-08-17 株式会社日立製作所 画像符号化装置、及び画像符号化方法
CN100551063C (zh) * 2006-11-30 2009-10-14 中兴通讯股份有限公司 一种多媒体广播频道快速播放的方法
US8254455B2 (en) 2007-06-30 2012-08-28 Microsoft Corporation Computing collocated macroblock information for direct mode macroblocks
EP2051524A1 (de) * 2007-10-15 2009-04-22 Panasonic Corporation Bildverbesserung unter Berücksichtigung des Prediktionsefehlers
US7860996B2 (en) 2008-05-30 2010-12-28 Microsoft Corporation Media streaming with seamless ad insertion
US9445121B2 (en) 2008-08-04 2016-09-13 Dolby Laboratories Licensing Corporation Overlapped block disparity estimation and compensation architecture
US8189666B2 (en) 2009-02-02 2012-05-29 Microsoft Corporation Local picture identifier and computation of co-located information
US8320455B2 (en) * 2009-03-05 2012-11-27 Qualcomm Incorporated System and method to process motion vectors of video data
JP5649657B2 (ja) 2009-11-20 2015-01-07 ギブン イメージング リミテッドＧｉｖｅｎ Ｉｍａｇｉｎｇ Ｌｔｄ． 生体内デバイスの電力消費を制御するシステムおよび方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4383272A (en) * 1981-04-13 1983-05-10 Bell Telephone Laboratories, Incorporated Video signal interpolation using motion estimation
JPS61248692A (ja) * 1985-04-26 1986-11-05 Hitachi Ltd Ｔｖ信号のフレ−ム間動きベクトル検出装置
GB2195216B (en) * 1986-09-01 1990-11-21 British Broadcasting Corp Video transmission system

Also Published As

Publication number Publication date
EP0379217A3 (de) 1992-05-13
US4985768A (en) 1991-01-15
DE69024235T2 (de) 1996-05-15
DE69024235D1 (de) 1996-02-01
DE69030819T2 (de) 1997-09-11
USRE34965E (en) 1995-06-13
HK1001183A1 (en) 1998-05-29
EP0572046A1 (de) 1993-12-01
EP0379217B1 (de) 1995-12-20
DE69030819D1 (de) 1997-07-03
EP0379217A2 (de) 1990-07-25
EP0572046B1 (de) 1997-05-28

Similar Documents

Publication Publication Date Title
HK1001182A1 (en) Decoding system for decoding video signals
EP0424026A3 (en) Video signal transmitting system
IL82250A0 (en) Signal decoder for pay-television system
GB2232554B (en) Television system
GB2155729B (en) Video signal combining system
GB8721565D0 (en) Video signal processing system
EP0410376A3 (en) Image reproducing system
EP0454927A3 (en) A coding system for video signals
GB8908612D0 (en) Video graphics system
EP0420627A3 (en) Video signal coding method
GB8805742D0 (en) Bandwidth reduction system for television signals
GB2228643B (en) Video signal clamping
GB9028235D0 (en) Video editing system
KR960008400B1 (en) Decoder for subsampled video signal
GB2200266B (en) Special effect system for video signal
GB2212360B (en) Special effect system for video signal
GB8909079D0 (en) Digital video special effect system
AU580930B2 (en) Predictine coding/decoding system for block-formed picture signals
AU7795691A (en) Method for decoding television signals
GB8704412D0 (en) Video signal processing system
GB2193858B (en) Video signal processing system
EP0405824A3 (en) Decoding apparatus for digital signals
EP0416115A4 (en) Additional signal multiplexer for tv system
GB2259625B (en) Video signal process
EP0456995A3 (en) Video signal improving method

Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20100118