SG70120A1 - Recording/reproducing method and apparatus processing apparatus and recording medium for video signal having copy control information - Google Patents

Recording/reproducing method and apparatus processing apparatus and recording medium for video signal having copy control information

Info

Publication number
SG70120A1
SG70120A1 SG1998003423A SG1998003423A SG70120A1 SG 70120 A1 SG70120 A1 SG 70120A1 SG 1998003423 A SG1998003423 A SG 1998003423A SG 1998003423 A SG1998003423 A SG 1998003423A SG 70120 A1 SG70120 A1 SG 70120A1
Authority
SG
Singapore
Prior art keywords
recording
control information
video signal
reproducing method
copy control
Prior art date
Application number
SG1998003423A
Other languages
English (en)
Inventor
Hiroyuki Kimura
Takao Arai
Toshifumi Takeuchi
Original Assignee
Hitachi 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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of SG70120A1 publication Critical patent/SG70120A1/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/0028—Adaptive watermarking, e.g. Human Visual System [HVS]-based watermarking
    • 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
    • G11B20/00007—Time or data compression or expansion
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
    • G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
    • G11B20/00753—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
    • G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
    • G11B20/00753—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags
    • G11B20/00768—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags wherein copy control information is used, e.g. for indicating whether a content may be copied freely, no more, once, or never, by setting CGMS, SCMS, or CCI flags
    • 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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
    • 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
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • 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
    • 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
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G11B2020/10537—Audio or video 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
    • H04N5/913—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
    • H04N5/91—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
    • H04N2005/91335—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 watermark

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Television Systems (AREA)
SG1998003423A 1997-09-17 1998-09-04 Recording/reproducing method and apparatus processing apparatus and recording medium for video signal having copy control information SG70120A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25166497 1997-09-17

Publications (1)

Publication Number Publication Date
SG70120A1 true SG70120A1 (en) 2000-01-25

Family

ID=17226192

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998003423A SG70120A1 (en) 1997-09-17 1998-09-04 Recording/reproducing method and apparatus processing apparatus and recording medium for video signal having copy control information

Country Status (10)

Country Link
US (1) US6434322B1 (zh)
EP (1) EP0903736B1 (zh)
KR (1) KR100326403B1 (zh)
CN (1) CN1175665C (zh)
AU (1) AU721033B2 (zh)
CA (1) CA2247213C (zh)
DE (1) DE69829141T2 (zh)
MY (1) MY122313A (zh)
SG (1) SG70120A1 (zh)
TW (1) TW390095B (zh)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8144368B2 (en) * 1998-01-20 2012-03-27 Digimarc Coporation Automated methods for distinguishing copies from original printed objects
JP3835655B2 (ja) * 1998-06-09 2006-10-18 ソニー株式会社 情報信号再生装置、情報信号処理装置、情報信号再生方法および情報信号出力方法
JP4208998B2 (ja) * 1998-07-03 2009-01-14 パイオニア株式会社 複製制限機能を備えた記録再生システム、記録装置および再生装置
JP2000156034A (ja) * 1998-11-18 2000-06-06 Sony Corp ディジタル信号記憶装置、ディジタル信号記憶方法、プログラム記録媒体、ディジタル信号記録装置及びディジタル信号記録方法
JP2000156641A (ja) * 1998-11-20 2000-06-06 Sony Corp 付加情報重畳方法、情報信号複製制御方法、情報信号出力装置および情報信号記録装置
JP2000163871A (ja) * 1998-11-26 2000-06-16 Sony Corp 情報信号の著作権保護方法、情報信号記録方法および装置、並びに情報信号出力方法および装置
JP3868643B2 (ja) * 1998-12-03 2007-01-17 株式会社日立製作所 デジタル情報複製制限方法、デジタル情報複製制限装置およびデジタル情報記録装置
JP3327389B2 (ja) * 1998-12-28 2002-09-24 松下電器産業株式会社 複製システム、複製方法、書き込み装置および記録媒体
JP2000228632A (ja) * 1999-02-05 2000-08-15 Sony Corp 符号化回路および信号処理装置
CN1282361C (zh) * 1999-02-25 2006-10-25 麦克罗维西恩公司 标记视频或音频信号的方法、视频或音频机顶盒和记录器
CN100356475C (zh) 1999-02-26 2007-12-19 日本胜利株式会社 信息重放方法
EP1067476B1 (en) * 1999-07-08 2011-08-10 Canon Kabushiki Kaisha Information processing apparatus and method, and information distributing system
JP2001045448A (ja) * 1999-07-30 2001-02-16 Nec Corp ディジタルｔｖ放送における映像データ同期方式
JP2001067792A (ja) * 1999-08-30 2001-03-16 Sony Corp 記録装置および方法、並びに記録媒体
EP1094463A2 (en) * 1999-10-21 2001-04-25 Matsushita Electric Industrial Co., Ltd. Data recording apparatus, medium and information package
US7366907B1 (en) * 1999-10-29 2008-04-29 Sony Corporation Information processing device and method and program storage medium
KR100690596B1 (ko) * 1999-12-09 2007-03-09 엘지전자 주식회사 컨텐트 기록 장치 및 방법
JP2001189845A (ja) * 1999-12-29 2001-07-10 Sony Corp データ処理装置、データ処理方法、データ再生装置及びデータ記録装置
JP3728621B2 (ja) * 2000-02-10 2005-12-21 松下電器産業株式会社 デジタルデータのコピー制御方法及び再生装置
KR100324765B1 (ko) * 2000-02-14 2002-02-20 구자홍 데이터 구조와 영상 수신 방법 및 장치
US7127744B2 (en) 2000-03-10 2006-10-24 Digimarc Corporation Method and apparatus to protect media existing in an insecure format
US6697306B2 (en) * 2000-07-31 2004-02-24 Sony Corporation Data recording method, data outputting method, and data recording and/or reproducing method
JP4269501B2 (ja) * 2000-09-07 2009-05-27 ソニー株式会社 情報記録装置、情報再生装置、情報記録方法、情報再生方法、および情報記録媒体、並びにプログラム提供媒体
JP2002133765A (ja) * 2000-10-20 2002-05-10 Pioneer Electronic Corp 情報記録装置、情報記録方法、情報再生装置、情報再生方法及び情報記録媒体
JP4029569B2 (ja) 2000-12-13 2008-01-09 株式会社日立製作所 ディジタル情報記録再生装置、記録装置、受信装置および送信装置
US20030002857A1 (en) * 2000-12-27 2003-01-02 Curtin Steven D. Electronic write protect detection for video tape recorders
US20020112163A1 (en) * 2001-02-13 2002-08-15 Mark Ireton Ensuring legitimacy of digital media
US6959118B2 (en) * 2001-03-26 2005-10-25 Dynapel Systems, Inc. Method and system for the estimation and compensation of brightness changes for optical flow calculations
KR20020088229A (ko) 2001-05-18 2002-11-27 삼성전자 주식회사 콤보 시스템 및 그에 적용되는 복사 오동작 방지 방법
US8094869B2 (en) 2001-07-02 2012-01-10 Digimarc Corporation Fragile and emerging digital watermarks
KR20030012487A (ko) * 2001-08-01 2003-02-12 주식회사 마크애니 워터마킹 및 해쉬함수 기술을 이용한 동영상 송수신 장치및 방법
JP3675745B2 (ja) * 2001-08-21 2005-07-27 ソニー株式会社 付加データ埋め込み装置、付加データ埋め込み方法及び付加データ埋め込みプログラム
JP3746230B2 (ja) 2001-09-29 2006-02-15 株式会社東芝 レコーディング装置、コピー制御方法及びプログラム
JP2003168262A (ja) * 2001-11-29 2003-06-13 Toshiba Corp ウォーターマークを含むコンテンツの記録装置及びウォーターマークを含むコンテンツの記録方法
US20030142959A1 (en) * 2002-01-30 2003-07-31 Tony Qu Anti-copying method and apparatus
US7561715B2 (en) * 2002-08-28 2009-07-14 Koninklijke Philips Electronics N.V. Method and arrangement for watermark detection
WO2004073168A2 (en) * 2003-02-07 2004-08-26 Warner Bros. Entertainment Inc. Methods for encoding data in an analog video signal such that it survives resolution conversion
JP4043388B2 (ja) * 2003-03-20 2008-02-06 ソニー株式会社 再生装置および再生方法
US20040247295A1 (en) * 2003-06-04 2004-12-09 Samsung Electronics Co., Ltd Audio/video stream processing system and method for data copy protection
US7426273B2 (en) * 2003-06-04 2008-09-16 Samsung Electronics Co. Ltd. Audio/video stream processing system and method for data copy protection
US9342662B2 (en) 2003-09-16 2016-05-17 Media Rights Technologies, Inc. Method and system for controlling video media
CN100382561C (zh) * 2004-01-13 2008-04-16 株式会社理光 图像处理装置，图像处理方法，图像处理程序及存储其程序的记录媒体
JP4901164B2 (ja) * 2005-09-14 2012-03-21 ソニー株式会社 情報処理装置、情報記録媒体、および方法、並びにコンピュータ・プログラム
JP4557902B2 (ja) * 2006-02-09 2010-10-06 株式会社日立製作所 データ再生方法およびデータ再生装置

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH066329A (ja) 1992-06-24 1994-01-14 Nec Eng Ltd 多数決判定回路
US5721788A (en) 1992-07-31 1998-02-24 Corbis Corporation Method and system for digital image signatures
GB9303198D0 (en) 1993-02-17 1993-03-31 Int Computers Ltd Invisible marking of electronic images
JP3250333B2 (ja) * 1993-04-02 2002-01-28 ソニー株式会社 映像信号処理方法、映像信号記録方法、映像信号再生方法、映像信号処理装置、映像信号記録装置及び映像信号再生装置
JP3472596B2 (ja) 1993-06-11 2003-12-02 株式会社日立製作所 ノイズ低減フィルター
JPH07212712A (ja) 1993-10-29 1995-08-11 Eastman Kodak Co 階層的な画像記憶及び取出しシステムにおいてディジタル透かし模様を付加及び除去する方法及び装置
US5636292C1 (en) 1995-05-08 2002-06-18 Digimarc Corp Steganography methods employing embedded calibration data
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
GB9400971D0 (en) 1994-01-19 1994-03-16 Mor Limited Method of and apparatus for manipulating digital data
US5659613A (en) 1994-06-29 1997-08-19 Macrovision Corporation Method and apparatus for copy protection for various recording media using a video finger print
US5606609A (en) 1994-09-19 1997-02-25 Scientific-Atlanta Electronic document verification system and method
US5568570A (en) 1994-09-30 1996-10-22 Eastman Kodak Company Method and apparatus for reducing quantization artifacts in a hierarchical image storage and retrieval system
JP3462917B2 (ja) 1994-12-09 2003-11-05 株式会社日立製作所 画像処理方式
US5530759A (en) 1995-02-01 1996-06-25 International Business Machines Corporation Color correct digital watermarking of images
GB9502274D0 (en) 1995-02-06 1995-03-29 Central Research Lab Ltd Method and apparatus for coding information
JP3617115B2 (ja) * 1995-03-31 2005-02-02 ソニー株式会社 ビデオ信号処理装置および処理方法
US5737417A (en) 1995-04-24 1998-04-07 Technicolor Videocassette, Inc. Videotape anti-copying encryption scheme
EP1137251B1 (en) 1995-05-08 2004-03-03 Digimarc Corporation Use of calibration data steganographically embedded in the transform domain to discern image distortion
US5778102A (en) 1995-05-17 1998-07-07 The Regents Of The University Of California, Office Of Technology Transfer Compression embedding
JPH0998375A (ja) 1995-09-29 1997-04-08 Sony Corp デジタル画像信号の記録方法、記録装置及び記録再生装置
WO1997014249A1 (fr) 1995-10-09 1997-04-17 Matsushita Electric Industrial Co., Ltd. Transmetteur de donnees, procede de transmission de donnees, recepteur de donnees, processeur d'informations et support d'enregistrement d'informations
JP3613858B2 (ja) 1995-10-26 2005-01-26 ソニー株式会社 テレビジョン信号の伝送または記録方法、および記録装置
US5859920A (en) 1995-11-30 1999-01-12 Eastman Kodak Company Method for embedding digital information in an image
US5905819A (en) 1996-02-05 1999-05-18 Eastman Kodak Company Method and apparatus for hiding one image or pattern within another
JPH1079174A (ja) * 1996-02-06 1998-03-24 Matsushita Electric Ind Co Ltd 著作物の不正コピーの防止に好適なデータ受信装置
JP3565236B2 (ja) 1996-02-29 2004-09-15 株式会社安川電機 電動機制御装置とその切換え方法
US5896454A (en) * 1996-03-08 1999-04-20 Time Warner Entertainment Co., L.P. System and method for controlling copying and playing of digital programs
CA2200121A1 (en) 1996-05-02 1997-11-02 John Charles Mitchell Compressed domain video text overlay for multimedia communication systems
US5889868A (en) 1996-07-02 1999-03-30 The Dice Company Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data
US6069914A (en) * 1996-09-19 2000-05-30 Nec Research Institute, Inc. Watermarking of image data using MPEG/JPEG coefficients
US5848155A (en) 1996-09-04 1998-12-08 Nec Research Institute, Inc. Spread spectrum watermark for embedded signalling
US5809139A (en) * 1996-09-13 1998-09-15 Vivo Software, Inc. Watermarking method and apparatus for compressed digital video
JP3695016B2 (ja) * 1996-10-15 2005-09-14 ソニー株式会社 ビデオ信号処理装置及びビデオ信号処理方法
TW312770B (en) 1996-10-15 1997-08-11 Japen Ibm Kk The hiding and taking out method of data
US5915027A (en) * 1996-11-05 1999-06-22 Nec Research Institute Digital watermarking
JPH10210432A (ja) * 1997-01-21 1998-08-07 Sony Corp 映像情報出力装置、映像機器用付加装置、映像再生装置、映像信号記録装置、映像情報複製防止制御方法および映像情報複製制御システム
JP3686741B2 (ja) * 1997-02-19 2005-08-24 富士通株式会社 画像データへの識別情報埋め込み方法，識別情報が埋め込まれた画像データからの識別情報抽出方法，画像データへの識別情報埋め込み装置，識別情報が埋め込まれた画像データからの識別情報抽出装置，及びコンピュータ可読媒体
US5960081A (en) 1997-06-05 1999-09-28 Cray Research, Inc. Embedding a digital signature in a video sequence
JPH1132200A (ja) * 1997-07-09 1999-02-02 Matsushita Electric Ind Co Ltd 透かしデータ挿入方法及び透かしデータ検出方法

Also Published As

Publication number Publication date
CN1175665C (zh) 2004-11-10
MY122313A (en) 2006-04-29
CA2247213C (en) 2002-01-22
AU721033B2 (en) 2000-06-22
CN1221177A (zh) 1999-06-30
CA2247213A1 (en) 1999-03-17
EP0903736A3 (en) 1999-09-29
DE69829141D1 (de) 2005-04-07
EP0903736B1 (en) 2005-03-02
KR19990029882A (ko) 1999-04-26
EP0903736A2 (en) 1999-03-24
TW390095B (en) 2000-05-11
DE69829141T2 (de) 2005-12-29
KR100326403B1 (ko) 2002-05-09
AU8420298A (en) 1999-04-01
US6434322B1 (en) 2002-08-13

Similar Documents

Publication Publication Date Title
SG70120A1 (en) Recording/reproducing method and apparatus processing apparatus and recording medium for video signal having copy control information
HK1074907A1 (en) Recording apparatus and reproducing apparatus for an information record medium
SG52822A1 (en) Apparatus for recording and/or reproducing video and audio data
EP0726574A3 (en) Apparatus and method for recording and reproducing data
EP0757350A3 (en) Information recording medium and information reproducing apparatus
HK1005115A1 (en) Recording medium and apparatus for reproducing data
HK1066131A1 (en) Copy prevention method and recording medium for digital data processing and recording system
SG79952A1 (en) A system stream reproduction control information editing apparatus and a recording medium on which the method used therein is recorded
EP0689206A4 (en) DATA RECORDING MEDIUM AND DATA PLAYER
EP0609054A3 (en) Method and apparatus for recording or reproducing video data on or from storage media.
EP0794496A4 (en) DATA RECORDING DEVICE AND METHOD, DATA RECORDING MEDIUM AND DATA PLAYING DEVICE AND METHOD
EP0802535A4 (en) MEDIUM, APPARATUS AND METHOD FOR RECORDING INFORMATION
SG116412A1 (en) Multimedia copy control system and method using digital data recording medium and optical disc reproducing apparatus.
AU2575095A (en) Information recording medium and information reproducing apparatus
EP0746156A3 (en) Digital video data recording/reproducing method and apparatus therefor
SG43413A1 (en) Method for recording (sending)/reproducing (receiving) data apparatus thereof and data recording medium
HK1022980A1 (en) Method and apparatus for recording/reproducing audio/video data on a recording medium
EP0731469A3 (en) Video information recording and reproducing apparatus and method and video tape
SG68042A1 (en) Method of restricting reproduction for information signal information signal reproducing device and information signal recording medium
SG48527A1 (en) Recording medium optical information reproducing apparatus and seek method
EP0745981A3 (en) Apparatus and method for optical information logging / reading
SG44984A1 (en) Apparatus for and method of recording information on or reproducing information from recording medium
GB2278709B (en) Method of and apparatus for recording and reproducing data
HK1051083A1 (en) Control information recording method and apparatus, information recording method and apparatus, and information record medium
EP0624875A3 (en) Method and device for digital data recording and digital data playback device.