MX9603764A - Aparato de registro de datos y metodo para impedir el copiado ilegal. - Google Patents

Aparato de registro de datos y metodo para impedir el copiado ilegal.

Info

Publication number
MX9603764A
MX9603764A MX9603764A MX9603764A MX9603764A MX 9603764 A MX9603764 A MX 9603764A MX 9603764 A MX9603764 A MX 9603764A MX 9603764 A MX9603764 A MX 9603764A MX 9603764 A MX9603764 A MX 9603764A
Authority
MX
Mexico
Prior art keywords
copying
ilegal
prevent
recording apparatus
data recording
Prior art date
Application number
MX9603764A
Other languages
English (en)
Other versions
MXPA96003764A (es
Inventor
Yoichi Yagasaki
Hideki Koyanagi
Katsumi Tahara
Yasushi Fujinami
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
Publication of MXPA96003764A publication Critical patent/MXPA96003764A/es
Publication of MX9603764A publication Critical patent/MX9603764A/es

Links

Classifications

    • 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
    • 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
    • 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
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Storage Device Security (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Holo Graphy (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Cleaning In Electrography (AREA)

Abstract

El copiado no autorizado de un programa de video digital se impide designando un primer bloque y un segundo bloque de datos en la corriente de bit codificada por un codigo de longitud fija. Una porcion del primer bloque se selecciona como el dato clave y se inserta en el segundo bloque para indicar que el programa de video digital es una copia y para impedir el copiado ilegal.
MX9603764A 1995-09-01 1996-08-30 Aparato de registro de datos y metodo para impedir el copiado ilegal. MX9603764A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP7225039 1995-09-01
JP22503995 1995-09-01
JP7-225039 1995-09-01

Publications (2)

Publication Number Publication Date
MXPA96003764A MXPA96003764A (es) 1997-06-01
MX9603764A true MX9603764A (es) 1997-06-28

Family

ID=16823098

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9603764A MX9603764A (es) 1995-09-01 1996-08-30 Aparato de registro de datos y metodo para impedir el copiado ilegal.

Country Status (10)

Country Link
US (2) US5991499A (es)
EP (1) EP0762759B1 (es)
KR (1) KR100441474B1 (es)
AT (1) ATE208113T1 (es)
DE (1) DE69616469T2 (es)
ES (1) ES2167522T3 (es)
MX (1) MX9603764A (es)
PL (1) PL315880A1 (es)
SG (1) SG43398A1 (es)
TW (1) TW328584B (es)

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JPH1174794A (ja) 1997-09-01 1999-03-16 Sony Corp 付加情報の重畳伝送方法、付加情報重畳伝送システムおよび重畳付加情報検出装置
AU729762B2 (en) * 1997-10-08 2001-02-08 Digimarc Corporation Method and apparatus for a copy-once watermark for video recording
JPH11203049A (ja) * 1998-01-14 1999-07-30 Hitachi Ltd ドライブ接続システムおよび光情報記録媒体のドライブ接続システム
JP3818474B2 (ja) * 1998-03-10 2006-09-06 日本ビクター株式会社 ディスク状記録媒体の再生装置
US6643451B1 (en) * 1998-03-25 2003-11-04 Sanyo Electric Co., Ltd Image data alteration preventing apparatus and alteration preventing method
US6137952A (en) * 1998-04-02 2000-10-24 Hewlett-Packard Company Apparatus and method for degrading the quality of unauthorized copies of color images and video sequences
JP3890737B2 (ja) 1998-04-14 2007-03-07 株式会社日立製作所 ディジタル映像信号または音声信号の再生装置及び再生方法
JP3817364B2 (ja) * 1998-05-07 2006-09-06 パイオニア株式会社 画像記録信号生成装置、情報記録装置及び記録媒体
JPH11328851A (ja) * 1998-05-19 1999-11-30 Sony Corp 端末装置及び再生方法
US6826137B1 (en) 1998-07-10 2004-11-30 Lg Electronics Inc. Apparatus and method for authentication/copy protection of optical storage medium and the optical storage medium
KR100701256B1 (ko) * 1999-04-14 2007-03-29 코닌클리케 필립스 일렉트로닉스 엔.브이. 정보의 복제방지 방법 및 시스템
US7071995B1 (en) * 1999-05-28 2006-07-04 Thomson Licensing Adaptive video image information processing system
KR100887339B1 (ko) * 1999-12-03 2009-03-06 톰슨 라이센싱 비디오 이미지 정보를 디스플레이하기 위한 포맷을 선택하는 방법
KR100690596B1 (ko) * 1999-12-09 2007-03-09 엘지전자 주식회사 컨텐트 기록 장치 및 방법
JP3496613B2 (ja) * 2000-02-10 2004-02-16 日本電気株式会社 デジタルコンテンツのコピー制御方法及び装置
US7660902B2 (en) * 2000-11-20 2010-02-09 Rsa Security, Inc. Dynamic file access control and management
WO2003086017A2 (en) * 2002-04-05 2003-10-16 Koninklijke Philips Electronics N.V. Signal processing
JP4126699B2 (ja) * 2003-11-05 2008-07-30 インターナショナル・ビジネス・マシーンズ・コーポレーション コンテンツの再生を制限するコンテンツ再生装置、情報処理システム、再生制限方法、コンテンツ再生プログラム、及び記録媒体
KR100800772B1 (ko) * 2004-05-26 2008-02-01 마츠시타 덴끼 산교 가부시키가이샤 움직임 벡터 부호화 장치, 방법, 프로그램 및 매체
US7765785B2 (en) * 2005-08-29 2010-08-03 Kashmerick Gerald E Combustion engine
US20080109911A1 (en) * 2006-11-03 2008-05-08 Microsoft Corporation Send/Lend Business Rights
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JP3500671B2 (ja) * 1993-10-08 2004-02-23 ソニー株式会社 ディジタル画像信号の記録及び／又は再生方法、記録及び／又は再生装置及び記録媒体
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ATE208113T1 (de) * 1995-09-01 2001-11-15 Sony Corp Datenaufzeichnung mit kopierschutz

Also Published As

Publication number Publication date
US6266482B1 (en) 2001-07-24
EP0762759B1 (en) 2001-10-31
EP0762759A2 (en) 1997-03-12
US5991499A (en) 1999-11-23
ES2167522T3 (es) 2002-05-16
DE69616469T2 (de) 2002-07-18
ATE208113T1 (de) 2001-11-15
PL315880A1 (en) 1997-03-03
TW328584B (en) 1998-03-21
KR100441474B1 (ko) 2004-10-08
SG43398A1 (en) 1997-10-17
KR970017187A (ko) 1997-04-30
EP0762759A3 (en) 1997-06-04
DE69616469D1 (de) 2001-12-06

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