DE3461882D1 - Digital video tape recorder apparatus - Google Patents

Digital video tape recorder apparatus

Info

Publication number
DE3461882D1
DE3461882D1 DE8484303174T DE3461882T DE3461882D1 DE 3461882 D1 DE3461882 D1 DE 3461882D1 DE 8484303174 T DE8484303174 T DE 8484303174T DE 3461882 T DE3461882 T DE 3461882T DE 3461882 D1 DE3461882 D1 DE 3461882D1
Authority
DE
Germany
Prior art keywords
tape recorder
video tape
digital video
recorder apparatus
heads
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
Application number
DE8484303174T
Other languages
English (en)
Inventor
James Hedley Wilkinson
Clive Henry Gillard
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.)
Sony Corp
Original Assignee
Sony 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
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3461882D1 publication Critical patent/DE3461882D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1876—Interpolating methods
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/797—Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal
    • H04N9/7973—Processing of colour television signals in connection with recording for recording the signal in a plurality of channels, the bandwidth of each channel being less than the bandwidth of the signal by dividing the luminance or colour component signal samples or frequency bands among a plurality of recording channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/88—Signal drop-out compensation
    • H04N9/888—Signal drop-out compensation for signals recorded by pulse code modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
DE8484303174T 1983-05-19 1984-05-10 Digital video tape recorder apparatus Expired DE3461882D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08313821A GB2140189B (en) 1983-05-19 1983-05-19 Digital video tape recorder apparatus

Publications (1)

Publication Number Publication Date
DE3461882D1 true DE3461882D1 (en) 1987-02-05

Family

ID=10543005

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484303174T Expired DE3461882D1 (en) 1983-05-19 1984-05-10 Digital video tape recorder apparatus

Country Status (6)

Country Link
US (1) US4638380A (de)
EP (1) EP0126593B1 (de)
JP (1) JP2578743B2 (de)
AT (1) ATE24645T1 (de)
DE (1) DE3461882D1 (de)
GB (1) GB2140189B (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8414657D0 (en) * 1984-06-08 1984-07-11 Sony Corp Digital video tape recorders
JPH0681332B2 (ja) * 1984-09-19 1994-10-12 株式会社日立製作所 画像信号の分配記録方式
JPS61264978A (ja) * 1985-05-20 1986-11-22 Matsushita Electric Ind Co Ltd 映像信号記憶装置
JPH0710099B2 (ja) * 1985-12-20 1995-02-01 株式会社日立製作所 ビデオ信号記録再生方式
JP2867383B2 (ja) * 1988-03-09 1999-03-08 キヤノン株式会社 映像信号記録方法
JP2748483B2 (ja) * 1988-12-29 1998-05-06 ソニー株式会社 ビデオディスク記録装置及び再生装置
US5193010A (en) * 1989-08-29 1993-03-09 Matsushita Electric Industrial Co., Ltd. Digital video signal recording and reproducing apparatus having an error concealment control function
JP2636431B2 (ja) * 1989-08-29 1997-07-30 松下電器産業株式会社 誤り修正装置及び誤り修正方法
US5504532A (en) * 1989-09-07 1996-04-02 Advanced Television Test Center, Inc. Bi-directional television format digital signal converter with improved luminance signal-to-noise ratio
US5280397A (en) * 1989-09-07 1994-01-18 Advanced Television Test Center, Inc. Bi-directional HDTV format digital signal converter
US5323279A (en) * 1989-09-28 1994-06-21 Sharp Kabushiki Kaisha Magnetic tape driving apparatus with capstan rotating at different speeds
KR920006995B1 (ko) * 1990-06-27 1992-08-24 삼성전자 주식회사 디지탈신호 재생처리장치
JPH0498987A (ja) * 1990-08-16 1992-03-31 Matsushita Electric Ind Co Ltd 誤り修整方法
JPH04263587A (ja) * 1991-02-19 1992-09-18 Matsushita Electric Ind Co Ltd 信号記録装置
JP3125451B2 (ja) * 1991-11-05 2001-01-15 ソニー株式会社 信号処理方法
GB2269043B (en) * 1992-07-06 1996-03-27 Sony Broadcast & Communication Digital data multiplexing
GB2268613B (en) * 1992-07-06 1996-03-20 Sony Broadcast & Communication Digital signal processing apparatus
GB2268614B (en) * 1992-07-06 1996-01-10 Sony Broadcast & Communication Digital signal recording
KR970008634B1 (ko) * 1993-02-05 1997-05-27 가부시끼가이샤 히다찌 세이사꾸쇼 영상 신호의 기록 및 재생 장치
JPH07193811A (ja) * 1993-12-27 1995-07-28 Fuji Xerox Co Ltd 画像伝送装置
JP3000872B2 (ja) * 1994-12-12 2000-01-17 日本ビクター株式会社 デジタル画像記録装置及びデジタル画像再生装置
US6865228B2 (en) 1997-06-20 2005-03-08 Matsushita Electric Industrial Co., Ltd. Digital data transmission apparatus and method for multiplexing multiplexing multi-channel video data within active video periods

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2073534B (en) * 1980-04-02 1984-04-04 Sony Corp Error concealment in digital television signals
JPS56144682A (en) * 1980-04-11 1981-11-11 Sony Corp Recording and reproducing device for digital video signal and audio signal
JPS5750307A (en) * 1980-09-05 1982-03-24 Sony Corp Time base correcting device
US4393414A (en) * 1981-03-09 1983-07-12 Rca Corporation Horizontal-rate phase-change of TV pixel distribution among multiple recorder tracks for dropout concealment
DE3114273A1 (de) * 1981-04-09 1982-11-04 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und schaltungsanordnung zum aufzeichnen und/oder wiedergeben von digitalen signalen
JPS5845613A (ja) * 1981-09-11 1983-03-16 Hitachi Ltd Ｐｃｍレコ−ダ
US4470065A (en) * 1982-03-25 1984-09-04 Rca Corporation Adaptive error concealment using horizontal information determination from adjacent lines

Also Published As

Publication number Publication date
EP0126593A1 (de) 1984-11-28
US4638380A (en) 1987-01-20
EP0126593B1 (de) 1986-12-30
JPS60603A (ja) 1985-01-05
ATE24645T1 (de) 1987-01-15
JP2578743B2 (ja) 1997-02-05
GB2140189A (en) 1984-11-21
GB8313821D0 (en) 1983-06-22
GB2140189B (en) 1986-04-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition