DE69623859D1 - Aufnahme und Wiedergabe von digitalen Signalen - Google Patents

Aufnahme und Wiedergabe von digitalen Signalen

Info

Publication number
DE69623859D1
DE69623859D1 DE69623859T DE69623859T DE69623859D1 DE 69623859 D1 DE69623859 D1 DE 69623859D1 DE 69623859 T DE69623859 T DE 69623859T DE 69623859 T DE69623859 T DE 69623859T DE 69623859 D1 DE69623859 D1 DE 69623859D1
Authority
DE
Germany
Prior art keywords
playback
recording
digital signals
digital
signals
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 - Lifetime
Application number
DE69623859T
Other languages
English (en)
Other versions
DE69623859T2 (de
Inventor
Hajume Inoue
Naofumi Yanagihara
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 Electronics Inc
Original Assignee
Sony Electronics Inc
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 Electronics Inc filed Critical Sony Electronics Inc
Publication of DE69623859D1 publication Critical patent/DE69623859D1/de
Application granted granted Critical
Publication of DE69623859T2 publication Critical patent/DE69623859T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/4147—PVR [Personal Video Recorder]
    • 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
    • H04N9/8042—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 involving data reduction
    • 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
    • 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
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91321—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy protection control signal, e.g. a record inhibit signal
    • 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
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
    • H04N2005/91328—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy management signal, e.g. a copy generation management signal [CGMS]
    • 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
    • H04N5/7824—Television signal recording using magnetic recording on tape with rotating magnetic heads
    • H04N5/7826—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape
    • H04N5/78263—Television signal recording using magnetic recording on tape with rotating magnetic heads involving helical scanning of the magnetic tape for recording on tracks inclined relative to the direction of movement of the tape
    • 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
    • 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
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • 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
DE69623859T 1995-06-05 1996-06-04 Aufnahme und Wiedergabe von digitalen Signalen Expired - Lifetime DE69623859T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46144095A 1995-06-05 1995-06-05

Publications (2)

Publication Number Publication Date
DE69623859D1 true DE69623859D1 (de) 2002-10-31
DE69623859T2 DE69623859T2 (de) 2003-08-07

Family

ID=23832566

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623859T Expired - Lifetime DE69623859T2 (de) 1995-06-05 1996-06-04 Aufnahme und Wiedergabe von digitalen Signalen

Country Status (4)

Country Link
US (1) US6438319B1 (de)
EP (1) EP0748130B1 (de)
JP (1) JP4100641B2 (de)
DE (1) DE69623859T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2245990C (en) * 1996-02-02 2001-10-30 Karl Francis Horlander Copy management method
GB9900333D0 (en) 1999-01-08 1999-02-24 Pace Micro Tech Ltd Improvements relating to video data receiver
US6978377B1 (en) * 1999-04-16 2005-12-20 Sony Corporation Copy protection using detailed copy control information
US6870570B1 (en) * 2000-10-31 2005-03-22 Matsushita Electric Industrial Co., Ltd. Television receiver with shared data port and control software
US7218635B2 (en) * 2001-08-31 2007-05-15 Stmicroelectronics, Inc. Apparatus and method for indexing MPEG video data to perform special mode playback in a digital video recorder and indexed signal associated therewith
US7161615B2 (en) * 2001-11-30 2007-01-09 Pelco System and method for tracking objects and obscuring fields of view under video surveillance
US7496272B2 (en) * 2003-03-14 2009-02-24 Pelco, Inc. Rule-based digital video recorder
US8208799B2 (en) * 2005-03-01 2012-06-26 Broadcom Corporation Method and system for PVR software buffer management to support software passage
JP5064820B2 (ja) * 2007-02-01 2012-10-31 マーベル ワールド トレード リミテッド 磁気ディスクコントローラおよび方法
JP5186112B2 (ja) * 2007-02-01 2013-04-17 マーベル ワールド トレード リミテッド 磁気ディスクコントローラおよび方法
JP5064821B2 (ja) * 2007-02-01 2012-10-31 マーベル ワールド トレード リミテッド 磁気ディスクコントローラおよび方法
JP5663844B2 (ja) * 2009-04-17 2015-02-04 ソニー株式会社 再生装置、再生方法及び番組コンテンツ送受信システム
KR20150049217A (ko) * 2013-10-29 2015-05-08 에스케이하이닉스 주식회사 랜더마이저 및 디랜더마이저를 포함하는 메모리 시스템
US9229813B2 (en) * 2014-03-06 2016-01-05 HGST Netherlands B.V. Error correction with on-demand parity sectors in magnetic data storage devices
US10269378B1 (en) 2018-05-31 2019-04-23 International Business Machines Corporation Backward compatibility tape read head

Family Cites Families (24)

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Publication number Priority date Publication date Assignee Title
US4455655A (en) * 1981-09-28 1984-06-19 Hewlett-Packard Company Real time fault tolerant error correction mechanism
US4564945A (en) * 1983-06-20 1986-01-14 Reference Technology, Inc. Error-correction code for digital data on video disc
US4675754A (en) * 1984-02-21 1987-06-23 Mitsubishi Denki Kabushiki Kaisha Magnetic recorder/reproducer
JPS6278779A (ja) * 1985-10-02 1987-04-11 Hitachi Ltd Ｐｃｍ信号記録再生装置
JP2537181B2 (ja) * 1985-10-08 1996-09-25 キヤノン株式会社 映像信号補正装置
JPH0814912B2 (ja) 1986-12-27 1996-02-14 パイオニア株式会社 回転ヘツド式デイジタル信号再生装置
FR2611942B1 (fr) 1987-02-25 1991-11-29 France Etat Serveur a large bande, en particulier pour la transmission de musique ou d'images
US4872066A (en) * 1987-04-08 1989-10-03 Canon Kabushiki Kaisha Drop-out correction apparatus
DE3804175A1 (de) * 1988-02-11 1989-08-24 Broadcast Television Syst Verfahren und schaltungsanordnung zum einschreiben und auslesen eines digitalen halbleiterspeichers fuer videosignale
US4963995A (en) * 1988-12-27 1990-10-16 Explore Technology, Inc. Audio/video transceiver apparatus including compression means
DE69030525T2 (de) * 1989-05-16 1997-10-02 Canon Kk Vorrichtung zur Verarbeitung eines übertragenen digitalen Videosignals
EP0407046B1 (de) * 1989-06-16 1995-07-26 Sony Corporation Verfahren und Gerät zur Wiedergabe eines digitalen Videosignals
JP3153995B2 (ja) * 1989-07-29 2001-04-09 ソニー株式会社 復号装置
US5245430A (en) * 1990-02-08 1993-09-14 Sony Corporation Timebase corrector with drop-out compensation
US5343455A (en) * 1990-04-05 1994-08-30 Hitachi, Ltd. Digital signal overlapped or joined recording method and apparatus
US5237465A (en) * 1990-07-24 1993-08-17 Sony Corporation Timing signal converter in recording/reproducing apparatus with rotary head drum
DE4229710B4 (de) * 1991-09-09 2008-06-05 Samsung Electronics Co., Ltd. Digitales Audiodatenspeicherungssystem und damit ausgerüstetes digitales Audio-System
MY109399A (en) * 1992-01-07 1997-01-31 Koninklijke Philips Electronics Nv Device for processing digital data, and digital video system comprising the device
US5247363A (en) * 1992-03-02 1993-09-21 Rca Thomson Licensing Corporation Error concealment apparatus for hdtv receivers
US5457580A (en) * 1992-08-02 1995-10-10 Goldstar Co., Ltd. Video compression/expansion apparatus for digital VCR
JPH06111495A (ja) * 1992-09-30 1994-04-22 Sony Corp データ再生装置
US5377051A (en) * 1993-01-13 1994-12-27 Hitachi America, Ltd. Digital video recorder compatible receiver with trick play image enhancement
KR100269748B1 (ko) * 1993-01-30 2000-10-16 윤종용 디지탈 vtr의 영상데이타처리방법 및 그 장치
KR0157665B1 (ko) * 1993-09-20 1998-11-16 모리시타 요이찌 압축텔레비젼신호기록재생장치

Also Published As

Publication number Publication date
DE69623859T2 (de) 2003-08-07
JP4100641B2 (ja) 2008-06-11
EP0748130A3 (de) 1997-07-23
JPH09135423A (ja) 1997-05-20
EP0748130B1 (de) 2002-09-25
US6438319B1 (en) 2002-08-20
EP0748130A2 (de) 1996-12-11

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