DE69126396T2 - Aufzeichnungs- und Wiedergabegerät für Videosignale - Google Patents

Aufzeichnungs- und Wiedergabegerät für Videosignale

Info

Publication number
DE69126396T2
DE69126396T2 DE69126396T DE69126396T DE69126396T2 DE 69126396 T2 DE69126396 T2 DE 69126396T2 DE 69126396 T DE69126396 T DE 69126396T DE 69126396 T DE69126396 T DE 69126396T DE 69126396 T2 DE69126396 T2 DE 69126396T2
Authority
DE
Germany
Prior art keywords
video signal
reproducing apparatus
signal recording
recording
reproducing
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.)
Expired - Fee Related
Application number
DE69126396T
Other languages
English (en)
Other versions
DE69126396D1 (de
Inventor
Masakazu Nishino
Tatsuro Juri
Hideki Ohtaka
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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
Priority claimed from JP2289126A external-priority patent/JPH04160990A/ja
Priority claimed from JP30738990A external-priority patent/JP2697290B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69126396D1 publication Critical patent/DE69126396D1/de
Publication of DE69126396T2 publication Critical patent/DE69126396T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • 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
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • H04N5/945—Signal drop-out compensation for signals recorded by pulse code modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/78—Television signal recording using magnetic recording
    • H04N5/782—Television signal recording using magnetic recording on tape
    • H04N5/783—Adaptations for reproducing at a rate different from the recording rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Television Signal Processing For Recording (AREA)
DE69126396T 1990-10-25 1991-10-22 Aufzeichnungs- und Wiedergabegerät für Videosignale Expired - Fee Related DE69126396T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2289126A JPH04160990A (ja) 1990-10-25 1990-10-25 映像信号の録画方法
JP30738990A JP2697290B2 (ja) 1990-11-13 1990-11-13 映像信号の録画装置および再生装置および録画方法および処理装置

Publications (2)

Publication Number Publication Date
DE69126396D1 DE69126396D1 (de) 1997-07-10
DE69126396T2 true DE69126396T2 (de) 1997-12-18

Family

ID=26557464

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69126396T Expired - Fee Related DE69126396T2 (de) 1990-10-25 1991-10-22 Aufzeichnungs- und Wiedergabegerät für Videosignale

Country Status (4)

Country Link
US (1) US5351131A (de)
EP (1) EP0482888B1 (de)
KR (1) KR960002393B1 (de)
DE (1) DE69126396T2 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3925663A1 (de) * 1989-08-03 1991-02-07 Thomson Brandt Gmbh Digitales signalverarbeitungssystem
US5313471A (en) * 1991-02-26 1994-05-17 Matsushita Electric Industrial Co., Ltd. Error concealing method
JP3141896B2 (ja) * 1991-08-09 2001-03-07 ソニー株式会社 ディジタルビデオ信号の記録装置
JPH05260438A (ja) * 1991-11-12 1993-10-08 Samsung Electron Co Ltd 可変速再生のためのディジタル磁気テープ記録再生方法
US5473479A (en) * 1992-01-17 1995-12-05 Sharp Kabushiki Kaisha Digital recording and/or reproduction apparatus of video signal rearranging components within a fixed length block
JP3360844B2 (ja) * 1992-02-04 2003-01-07 ソニー株式会社 ディジタル画像信号の伝送装置およびフレーム化方法
JP2706398B2 (ja) * 1992-02-14 1998-01-28 シャープ株式会社 映像信号のディジタル記録装置及び再生装置
KR0160610B1 (ko) * 1992-04-07 1999-01-15 강진구 가변장부호화에 의한 영상압축방법과 신장방법 및 그 장치
US5506621A (en) * 1992-08-21 1996-04-09 Canon Kabushiki Kaisha Image processing method and apparatus
DE4234723A1 (de) * 1992-10-15 1994-04-21 Philips Patentverwaltung Anordnung für Gerät zur Aufzeichnung und/oder Wiedergabe digitaler Videodaten
US5502571A (en) * 1992-11-18 1996-03-26 U.S. Philips Corporation Device for processing digital signals first coded by means of variable length coding and device for inversely processing signals thus processed
JP2855067B2 (ja) * 1992-11-28 1999-02-10 三星電子株式会社 デジタルｖｃｒの画像記録方法
JP3320125B2 (ja) * 1992-12-22 2002-09-03 キヤノン株式会社 画像復号化装置
US7035336B2 (en) * 1992-12-22 2006-04-25 Canon Kabushiki Kaisha Coding/decoding apparatus in accordance with an order opposite to the inputting order
JPH06205386A (ja) * 1992-12-28 1994-07-22 Canon Inc 画像再生装置
JP3240017B2 (ja) * 1993-01-11 2001-12-17 ソニー株式会社 Ｍｐｅｇ信号記録方法およびｍｐｅｇ信号再生方法
US5786858A (en) * 1993-01-19 1998-07-28 Sony Corporation Method of encoding image signal, apparatus for encoding image signal, method of decoding image signal, apparatus for decoding image signal, and image signal recording medium
GB9301093D0 (en) * 1993-01-20 1993-03-10 Rca Thomson Licensing Corp Digital video tape recorder for digital hdtv
JPH06325503A (ja) * 1993-05-11 1994-11-25 Matsushita Electric Ind Co Ltd ディジタルデータの処理方法
US5555193A (en) * 1993-05-25 1996-09-10 Kabushiki Kaisha Toshiba Video compression system with editing flag
JP2979900B2 (ja) * 1993-05-26 1999-11-15 日本ビクター株式会社 記録媒体
US5812735A (en) * 1993-07-09 1998-09-22 Sony Corporaiton Picture signal decoding method and picture signal decoding apparatus
JPH0795525A (ja) * 1993-09-17 1995-04-07 Canon Inc ディジタル信号記録装置
JPH07115647A (ja) * 1993-10-15 1995-05-02 Canon Inc 画像符号化装置
US6434319B1 (en) 1994-01-19 2002-08-13 Thomson Licensing S.A. Digital video tape recorder for digital HDTV
JPH07226022A (ja) * 1994-02-15 1995-08-22 Sony Corp ディジタル記録再生装置
JPH089319A (ja) * 1994-06-23 1996-01-12 Sony Corp ディジタルビデオ信号の記録方法、記録装置及び再生装置
JP3046224B2 (ja) * 1994-07-26 2000-05-29 三星電子株式会社 固定ビット率の符号化方法および装置とこれを利用した高速探索のためのトラッキング方法
KR0139164B1 (ko) * 1994-12-19 1998-06-01 김광호 적응적 직교변환부호화 장치
JP3518700B2 (ja) * 1995-01-25 2004-04-12 ソニー株式会社 デイジタル信号復号装置
US5852706A (en) * 1995-06-08 1998-12-22 Sony Corporation Apparatus for recording and reproducing intra-frame and inter-frame encoded video data arranged into recording frames
JP3355888B2 (ja) * 1995-09-19 2002-12-09 松下電器産業株式会社 画像符号化記録再生装置
DE19840853B4 (de) * 1997-10-24 2004-12-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren und Vorrichtungen zum Codieren eines Audiosignals
US7218251B2 (en) * 2002-03-12 2007-05-15 Sony Corporation Signal reproducing method and device, signal recording method and device, and code sequence generating method and device
JP3990641B2 (ja) 2002-03-27 2007-10-17 松下電器産業株式会社 道路情報提供システム及び装置と道路情報生成方法
GB2425011A (en) * 2005-04-07 2006-10-11 Ely Jay Malkin Encoding video data using a transformation function
US20090027517A1 (en) * 2007-07-25 2009-01-29 Micron Technology, Inc. Method, apparatus, and system for pre-compression assessment of compressed data length
CN109660805B (zh) * 2017-10-10 2020-07-31 武汉斗鱼网络科技有限公司 解码播放中音视频同步优化方法、存储介质、设备及系统

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2828997B2 (ja) * 1988-07-22 1998-11-25 株式会社日立製作所 適応型変換符号化装置
JP2908459B2 (ja) * 1988-07-27 1999-06-21 株式会社東芝 画像符号化方式
JP3152394B2 (ja) * 1988-12-13 2001-04-03 株式会社東芝 画像符号化方式
US4984076A (en) * 1988-07-27 1991-01-08 Kabushiki Kaisha Toshiba Image compression coding system
US5170264A (en) * 1988-12-10 1992-12-08 Fuji Photo Film Co., Ltd. Compression coding device and expansion decoding device for a picture signal
US5051840A (en) * 1988-12-14 1991-09-24 Fuji Photo Film Co., Ltd. Device for coding a picture signal by compression
JP2900385B2 (ja) * 1988-12-16 1999-06-02 ソニー株式会社 フレーム化回路及び方法
US5073821A (en) * 1989-01-30 1991-12-17 Matsushita Electric Industrial Co., Ltd. Orthogonal transform coding apparatus for reducing the amount of coded signals to be processed and transmitted
JPH02200061A (ja) * 1989-01-30 1990-08-08 Matsushita Electric Ind Co Ltd 符号化装置
DE69031198T2 (de) * 1989-06-09 1998-03-19 Matsushita Electric Ind Co Ltd Einrichtung zur orthogonalen Transformationskodierung
JP2969782B2 (ja) * 1990-05-09 1999-11-02 ソニー株式会社 符号化データ編集方法及び符号化データ編集装置
SG43860A1 (en) * 1990-09-10 1997-11-14 Mitsubishi Electric Corp Coding apparatus

Also Published As

Publication number Publication date
EP0482888B1 (de) 1997-06-04
US5351131A (en) 1994-09-27
DE69126396D1 (de) 1997-07-10
KR920009224A (ko) 1992-05-28
EP0482888A2 (de) 1992-04-29
KR960002393B1 (ko) 1996-02-16
EP0482888A3 (en) 1993-05-12

Similar Documents

Publication Publication Date Title
DE69126396D1 (de) Aufzeichnungs- und Wiedergabegerät für Videosignale
DE69124283T2 (de) Videosignalaufzeichnungs/-wiedergabegerät
DE69124423T2 (de) Aufzeichnungs- und Wiedergabeverfahren und -gerät
EP0149244A3 (en) Video signal recording and reproducing apparatus
DE69031102T2 (de) Digitalvideosignalaufzeichnungs- und -wiedergabegerät
DE3467966D1 (en) Video signal recording and reproducing apparatus
EP0465255A3 (en) Digital signal recording and reproducing apparatus
DE69126377D1 (de) Videosignalaufzeichnungs- und/oder Wiedergabegerät
DE69221344D1 (de) Scheibenaufzeichnungs- und/oder -wiedergabegerät
GB8406778D0 (en) Video signal recording and reproducing apparatus
DE69325884T2 (de) Informationsaufzeichnungs- und wiedergabegerät
DE3480503D1 (en) Video signal recording and reproducing apparatus
EP0478373A3 (en) Information recording and reproducing apparatus
GB2143401B (en) Video signal recording and reproducing apparatus
DE69225873T2 (de) Informationsaufzeichungs- und Wiedergabegerät
DE69033249D1 (de) Videosignalaufzeichnungs- und Wiedergabegerät
DE69122277T2 (de) Schaltung zur Rauschverminderung für Videosignalaufzeichnungs- und -wiedergabegerät
EP0149361A3 (en) Video signal recording and/or reproducing apparatus
DE69212875T2 (de) Informationsaufzeichnungs- und -wiedergabegerät
DE69123433D1 (de) Aufzeichnungsgerät für Videosignale
DE69129601T2 (de) Bildsignalaufzeichnungs- und -wiedergabesystem
DE69127863D1 (de) Aufzeichnungs-/Wiedergabegerät für Video- und Audiosignale
DE69027733T2 (de) Videosignalaufzeichnungs- und -wiedergabegerät
DE69318224T2 (de) Band-Aufzeichnungs- und/oder -Wiedergabegerät
DE69321163D1 (de) Informationsaufzeichnungs- und -wiedergabegerät

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee