GB9912312D0 - The copy protection of digital audio compact discs - Google Patents
The copy protection of digital audio compact discsInfo
- Publication number
- GB9912312D0 GB9912312D0 GBGB9912312.7A GB9912312A GB9912312D0 GB 9912312 D0 GB9912312 D0 GB 9912312D0 GB 9912312 A GB9912312 A GB 9912312A GB 9912312 D0 GB9912312 D0 GB 9912312D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- digital audio
- compact discs
- copy protection
- audio compact
- copy
- 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.)
- Ceased
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
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
- G11B20/00927—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches
- G11B20/00956—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches said intentional errors occurring due to an invalid TOC
-
- 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
- G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
- G11B20/00615—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the logical format of the recording medium, e.g. the structure of sectors, blocks, or frames
- G11B20/0063—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the logical format of the recording medium, e.g. the structure of sectors, blocks, or frames wherein the modification to the logical format mainly concerns management data, e.g., by changing the format of the TOC or the subcode
-
- 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
- G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
- G11B20/00927—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches
-
- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
- G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2545—CDs
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Priority Applications (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9912312.7A GB9912312D0 (en) | 1999-05-26 | 1999-05-26 | The copy protection of digital audio compact discs |
CA002338826A CA2338826A1 (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
BR0006159-0A BR0006159A (pt) | 1999-05-26 | 2000-05-25 | Proteção contra cópia de discos a laser de áudio digital |
RU2001105189/28A RU2249861C2 (ru) | 1999-05-26 | 2000-05-25 | Защита от копирования компакт-дисков с цифровой звукозаписью |
AU50885/00A AU773875B2 (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
GB0102129A GB2355575B (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
PCT/GB2000/002011 WO2000074053A1 (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
MXPA01000950A MXPA01000950A (es) | 1999-05-26 | 2000-05-25 | La proteccion contra copia de discos compactos de audio digital. |
KR1020017001058A KR100558342B1 (ko) | 1999-05-26 | 2000-05-25 | 디지털 오디오 컴팩트 디스크의 복사 방지 |
PL00345732A PL345732A1 (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
EP00935336A EP1101222A1 (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
CNB008009481A CN1156839C (zh) | 1999-05-26 | 2000-05-25 | 数字音频光盘的复制保护 |
CNA2003101240362A CN1523600A (zh) | 1999-05-26 | 2000-05-25 | 受复制保护的数字音频光盘 |
JP2001500269A JP3405980B2 (ja) | 1999-05-26 | 2000-05-25 | ディジタルオーディオコンパクトディスクのコピー保護 |
NZ509615A NZ509615A (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
HK01107334A HK1037421A1 (en) | 1999-05-26 | 2001-10-19 | The copy protection of digital audio compact discs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9912312.7A GB9912312D0 (en) | 1999-05-26 | 1999-05-26 | The copy protection of digital audio compact discs |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9912312D0 true GB9912312D0 (en) | 1999-07-28 |
Family
ID=10854243
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB9912312.7A Ceased GB9912312D0 (en) | 1999-05-26 | 1999-05-26 | The copy protection of digital audio compact discs |
GB0102129A Expired - Fee Related GB2355575B (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0102129A Expired - Fee Related GB2355575B (en) | 1999-05-26 | 2000-05-25 | The copy protection of digital audio compact discs |
Country Status (14)
Country | Link |
---|---|
EP (1) | EP1101222A1 (ru) |
JP (1) | JP3405980B2 (ru) |
KR (1) | KR100558342B1 (ru) |
CN (2) | CN1523600A (ru) |
AU (1) | AU773875B2 (ru) |
BR (1) | BR0006159A (ru) |
CA (1) | CA2338826A1 (ru) |
GB (2) | GB9912312D0 (ru) |
HK (1) | HK1037421A1 (ru) |
MX (1) | MXPA01000950A (ru) |
NZ (1) | NZ509615A (ru) |
PL (1) | PL345732A1 (ru) |
RU (1) | RU2249861C2 (ru) |
WO (1) | WO2000074053A1 (ru) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6425098B1 (en) | 1998-10-20 | 2002-07-23 | Midbar Tech (1998) Ltd. | Prevention of disk piracy |
US6988206B1 (en) | 1998-10-20 | 2006-01-17 | Macrovision Europe Limited | Prevention of CD-audio piracy using sub-code channels |
IL131545A0 (en) * | 1999-08-23 | 2001-01-28 | Ttr Technologies Ltd | Copy-protected digital audio compact disc and method and system for producing same |
IL133236A0 (en) * | 1999-11-30 | 2001-03-19 | Ttr Technologies Ltd | Copy-protected digital audio compact disc and method and system for producing same |
GB2357165B (en) * | 1999-12-02 | 2004-06-16 | Internat Federation Of The Pho | Copyright protection system and method |
GB0003531D0 (en) * | 2000-02-15 | 2000-04-05 | Dilla Limited C | The copy protection of digital audio compact discs |
GB0003530D0 (en) * | 2000-02-15 | 2000-04-05 | Dilla Limited C | The copy protection of digital audio compact discs |
MXPA02010186A (es) * | 2000-04-14 | 2004-08-19 | Macrovision Europ Ltd | Prevencion de copiado ilegal de discos compactos de audio utilizando canales de sub-codigo. |
EP1305799A1 (en) * | 2000-07-28 | 2003-05-02 | Macrovision Europe Limited | Copy protection for optical discs |
ES2180412B1 (es) * | 2001-02-23 | 2004-06-01 | Mpo Iberica, S.A. | Sistema de proteccion anti-copia para discos compactos de audio. |
US20050229013A1 (en) * | 2001-05-21 | 2005-10-13 | Stanley Babowicz | Apparatus and method for digital content concealment in a storage medium recorded using a recording device |
GB0304015D0 (en) | 2003-02-21 | 2003-03-26 | Macrovision Europ Ltd | Copy protection for applications |
DE10140237A1 (de) * | 2001-08-22 | 2003-03-27 | Brainshield Technologies Inc | Vorrichtung zum Kopierschutz |
GB0124723D0 (en) * | 2001-10-15 | 2001-12-05 | Macrovision Corp | Improvements in or relating to the copy protection of optical discs |
ES2221506B1 (es) * | 2001-10-16 | 2005-10-01 | Sonopress Ibermemory, S.A. | Procedimiento de grabacion de cd-audio para evitar su copia. |
ES2211258B1 (es) * | 2001-11-13 | 2005-05-16 | Sonopress Ibermemory, S.A. | Metodo de grabacion de cd-audio para evitar su copia. |
WO2003042988A1 (en) | 2001-11-15 | 2003-05-22 | Sony Corporation | System and method for controlling the use and duplication of digital content distributed on removable media |
US6952479B2 (en) * | 2001-11-27 | 2005-10-04 | Macrovision Europe Limited | Dynamic copy protection of optical media |
US7151730B2 (en) | 2001-12-06 | 2006-12-19 | Macrovision Europe Limited | Copy-protected compact disc and method for producing same |
GB2386245B (en) * | 2002-03-08 | 2005-12-07 | First 4 Internet Ltd | Data protection system |
US7954164B2 (en) | 2002-04-18 | 2011-05-31 | Koninklijke Philips Electronics N.V. | Method of copy detection and protection using non-standard TOC entries |
US7530116B2 (en) | 2002-06-06 | 2009-05-05 | Macrovision Corporation | Controlling the downloading and recording of digital data |
GB0216142D0 (en) * | 2002-07-11 | 2002-08-21 | Knox Alistair J | Method and apparatus for optical disc access control |
US7161885B2 (en) | 2002-12-06 | 2007-01-09 | Macrovision Corporation | Copy-protected compact disc and method for producing same |
GB0301700D0 (en) | 2003-01-24 | 2003-02-26 | Macrovision Corp | The copy protection of optical discs |
GB0304016D0 (en) | 2003-02-21 | 2003-03-26 | Macrovision Europ Ltd | The transmission of information |
GB2402804B (en) | 2003-06-13 | 2006-10-11 | Macrovision Europ Ltd | Copying copy protected optical discs |
JP2005038488A (ja) | 2003-07-18 | 2005-02-10 | Teac Corp | 光ディスク装置 |
US20050078822A1 (en) * | 2003-10-08 | 2005-04-14 | Eyal Shavit | Secure access and copy protection management system |
EP1883069A3 (en) * | 2003-10-08 | 2008-02-13 | Macrovision Corporation | Secure access and copy protection management system |
GB2407693B (en) * | 2003-11-03 | 2006-03-15 | Macrovision Europ Ltd | Improvements in or relating to the formatting of optical discs |
DE10355404B3 (de) * | 2003-11-25 | 2005-03-10 | Ok Media Disc Service Gmbh & C | Kopiergeschützter Datenträger und Verfahren zum Bewirken eines Kopierschutzes von Datenmengen |
GB0403719D0 (en) | 2004-02-19 | 2004-03-24 | Macrovision Europ Ltd | Improvements in or relating to the defeat of the copy protection of optical discs |
US8059937B2 (en) | 2004-02-19 | 2011-11-15 | Rovi Solutions Corporation | Relating to the copy protection of optical discs |
US7706661B2 (en) * | 2004-05-19 | 2010-04-27 | Macrovision Corporation | Copy protection of optical discs using redundant control data |
GB2414337B (en) | 2004-05-19 | 2008-10-29 | Macrovision Europ Ltd | The copy protection of optical discs |
US7701825B2 (en) | 2005-06-17 | 2010-04-20 | Macrovision Corporation | Apparatus for and a method of authenticating recording media |
EP1780707A1 (en) * | 2005-09-09 | 2007-05-02 | Sony DADC Austria AG | Recordable optical disc |
US7609944B2 (en) | 2006-07-05 | 2009-10-27 | Macrovision Corporation | Copy protection of optical discs |
US8254761B2 (en) | 2007-03-07 | 2012-08-28 | Rovi Solutions Corporation | Copying digital content by emulating playing of a recording medium by a player |
US8930718B2 (en) | 2007-03-28 | 2015-01-06 | Rovi Solutions Corporation | Apparatus for and a method of providing content data |
US7755980B2 (en) | 2007-04-04 | 2010-07-13 | Rovi Solutions Corporation | Copy protection of optical discs |
GB2449647B (en) | 2007-05-29 | 2010-01-13 | Fortium Technologies Ltd | Optical discs |
US8189998B2 (en) | 2008-01-16 | 2012-05-29 | Rovi Solutions Corporation | Apparatus for and a method of copy-protecting a content carrying recording medium |
GB2457482B (en) * | 2008-02-14 | 2012-10-03 | Fortium Technologys Ltd | Copy protection system for optical discs |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62111321A (ja) * | 1985-11-11 | 1987-05-22 | Onken:Kk | デイスクフオ−マツトの特殊構成とその記録法 |
US5418852A (en) * | 1992-03-18 | 1995-05-23 | Fujitsu Limited | Unauthorized use prevention method for optical disks, optical disk having unauthorized use prevention function, and optical disk apparatus |
WO1995003655A1 (en) * | 1993-07-26 | 1995-02-02 | Oakleigh Systems, Inc. | Cd prom encryption system |
US5596639A (en) * | 1993-07-26 | 1997-01-21 | Elonex Ip Holdings Ltd. | Cd-prom |
JP4435872B2 (ja) * | 1996-07-24 | 2010-03-24 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 光ディスクに関する改良及びディスク記録装置 |
AU7472998A (en) * | 1997-05-16 | 1998-12-08 | Imation Corp. | Arrangement and method for preventing use of unauthorized duplicates of data storage media using address information |
JPH113568A (ja) * | 1997-06-12 | 1999-01-06 | Victor Co Of Japan Ltd | ディスク,その識別方法・装置,その再生装置 |
ES2155230T3 (es) * | 1997-08-28 | 2001-05-01 | Sony Dadc Austria Ag | Sistema para gestionar el copiado de un disco optico. |
EP0984346A1 (en) * | 1998-09-02 | 2000-03-08 | Hitachi Europe Limited | Copy protection apparatus and method |
-
1999
- 1999-05-26 GB GBGB9912312.7A patent/GB9912312D0/en not_active Ceased
-
2000
- 2000-05-25 PL PL00345732A patent/PL345732A1/xx not_active Application Discontinuation
- 2000-05-25 NZ NZ509615A patent/NZ509615A/xx not_active IP Right Cessation
- 2000-05-25 EP EP00935336A patent/EP1101222A1/en not_active Ceased
- 2000-05-25 KR KR1020017001058A patent/KR100558342B1/ko not_active IP Right Cessation
- 2000-05-25 CN CNA2003101240362A patent/CN1523600A/zh active Pending
- 2000-05-25 CA CA002338826A patent/CA2338826A1/en not_active Abandoned
- 2000-05-25 JP JP2001500269A patent/JP3405980B2/ja not_active Expired - Fee Related
- 2000-05-25 AU AU50885/00A patent/AU773875B2/en not_active Expired
- 2000-05-25 WO PCT/GB2000/002011 patent/WO2000074053A1/en active IP Right Grant
- 2000-05-25 CN CNB008009481A patent/CN1156839C/zh not_active Expired - Fee Related
- 2000-05-25 MX MXPA01000950A patent/MXPA01000950A/es active IP Right Grant
- 2000-05-25 RU RU2001105189/28A patent/RU2249861C2/ru not_active IP Right Cessation
- 2000-05-25 BR BR0006159-0A patent/BR0006159A/pt not_active IP Right Cessation
- 2000-05-25 GB GB0102129A patent/GB2355575B/en not_active Expired - Fee Related
-
2001
- 2001-10-19 HK HK01107334A patent/HK1037421A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NZ509615A (en) | 2003-04-29 |
CA2338826A1 (en) | 2000-12-07 |
AU5088500A (en) | 2000-12-18 |
KR20010053603A (ko) | 2001-06-25 |
KR100558342B1 (ko) | 2006-03-10 |
GB2355575B (en) | 2003-07-23 |
EP1101222A1 (en) | 2001-05-23 |
CN1310841A (zh) | 2001-08-29 |
CN1523600A (zh) | 2004-08-25 |
GB2355575A (en) | 2001-04-25 |
BR0006159A (pt) | 2001-04-17 |
MXPA01000950A (es) | 2002-06-04 |
JP2003500789A (ja) | 2003-01-07 |
RU2249861C2 (ru) | 2005-04-10 |
CN1156839C (zh) | 2004-07-07 |
GB0102129D0 (en) | 2001-03-14 |
HK1037421A1 (en) | 2002-02-08 |
PL345732A1 (en) | 2002-01-02 |
WO2000074053A1 (en) | 2000-12-07 |
JP3405980B2 (ja) | 2003-05-12 |
AU773875B2 (en) | 2004-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |