ZA200202869B - Method for generating a binary signal having a predetermined spectral shape. - Google Patents

Method for generating a binary signal having a predetermined spectral shape.

Info

Publication number
ZA200202869B
ZA200202869B ZA200202869A ZA200202869A ZA200202869B ZA 200202869 B ZA200202869 B ZA 200202869B ZA 200202869 A ZA200202869 A ZA 200202869A ZA 200202869 A ZA200202869 A ZA 200202869A ZA 200202869 B ZA200202869 B ZA 200202869B
Authority
ZA
South Africa
Prior art keywords
generating
binary signal
spectral shape
predetermined spectral
predetermined
Prior art date
Application number
ZA200202869A
Other languages
English (en)
Inventor
Willem M J M Coene
Aloysius M J M Spruijt
Jan H De Boer
Job C Oostveen
Paulus R J Van Roosmalen
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of ZA200202869B publication Critical patent/ZA200202869B/xx

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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G11B20/00405—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored by varying characteristics of the recording track, e.g. by altering the track pitch or by modulating the wobble track
    • 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
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • 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
    • G11B20/00586—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 physical format of the recording medium
    • 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
    • G11B20/00586—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 physical format of the recording medium
    • G11B20/00601—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 physical format of the recording medium wherein properties of tracks are altered, e.g., by changing the wobble pattern or the track pitch, or by adding interruptions or eccentricity
    • 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
    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
ZA200202869A 2000-08-14 2002-04-11 Method for generating a binary signal having a predetermined spectral shape. ZA200202869B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00202847 2000-08-14

Publications (1)

Publication Number Publication Date
ZA200202869B true ZA200202869B (en) 2003-09-01

Family

ID=8171915

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200202869A ZA200202869B (en) 2000-08-14 2002-04-11 Method for generating a binary signal having a predetermined spectral shape.

Country Status (12)

Country Link
US (2) US6654332B2 (cs)
EP (1) EP1312086A2 (cs)
JP (1) JP2004507016A (cs)
CN (1) CN1388963A (cs)
AR (1) AR033556A1 (cs)
AU (1) AU8977501A (cs)
BR (1) BR0107100A (cs)
CZ (1) CZ20021290A3 (cs)
RU (1) RU2003107021A (cs)
TW (1) TW513712B (cs)
WO (1) WO2002015183A2 (cs)
ZA (1) ZA200202869B (cs)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3779580B2 (ja) * 2001-09-27 2006-05-31 株式会社東芝 信号処理方法及び装置、信号再生方法及び装置、記録媒体
CN1220981C (zh) * 2001-10-15 2005-09-28 日本胜利株式会社 信息记录载体
AU2003253474A1 (en) * 2002-09-02 2004-03-19 Samsung Electronics Co., Ltd. Optical information storage medium and method of and apparatus for recording and/or reproducing information on and/or from the optical information storage medium
TWI260606B (en) * 2002-10-05 2006-08-21 Samsung Electronics Co Ltd Read-only information storage medium and method of reproducing data from the same
CN100346403C (zh) * 2002-10-05 2007-10-31 三星电子株式会社 只读信息存储介质和从其再现数据的方法
TWI304978B (en) 2003-01-23 2009-01-01 Lg Electronics Inc Recording medium with copy protection information formed in intermittent or alternate wobbled pits and apparatus and methods for forming, recording, and reproducing the recording medium
WO2004066287A1 (en) 2003-01-23 2004-08-05 Lg Electronics Inc. Recording medium with an optional information and apparatus and methods for forming, recording, reproducing and controlling reproduction of the recording medium
RU2339090C2 (ru) * 2003-01-23 2008-11-20 Эл Джи Электроникс Инк. Носитель записи с информацией для защиты от копирования, находящейся в чередующихся или перемежающихся углублениях, расположенных по волнистой линии, и устройство и способы изготовления, записи и воспроизведения носителя записи
GB0301700D0 (en) * 2003-01-24 2003-02-26 Macrovision Corp The copy protection of optical discs
KR100952949B1 (ko) 2003-01-24 2010-04-15 엘지전자 주식회사 고밀도 광디스크의 복사 방지 정보 관리방법
PT1597728E (pt) 2003-02-20 2012-05-07 Koninkl Philips Electronics Nv Suporte de informações que compreende informações de acesso e informações fictícias e o aparelho de reprodução correspondente
KR100499586B1 (ko) * 2003-05-20 2005-07-07 엘지전자 주식회사 고밀도 광디스크의 복사 방지 정보 관리방법 및 그에 따른고밀도 광디스크와 복사 방지 정보 검출장치
WO2005045831A1 (en) * 2003-11-11 2005-05-19 Samsung Electronics Co., Ltd. Method for determining characteristics of signal and apparatus using the same
KR101044939B1 (ko) 2003-11-11 2011-06-28 삼성전자주식회사 신호 특성 결정 방법 및 그 장치
RU2292124C2 (ru) * 2004-05-20 2007-01-20 Анатолий Аркадьевич Кохан Способ прецизионной прототипной модуляции
US7701825B2 (en) * 2005-06-17 2010-04-20 Macrovision Corporation Apparatus for and a method of authenticating recording media
JP4998472B2 (ja) * 2005-12-19 2012-08-15 ソニー株式会社 ｄ＝１，ｒ＝２の制約を有するＰＣＷＡによるコードを符号化するための符号化装置及び方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8000121A (nl) * 1980-01-09 1981-08-03 Philips Nv Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen van datainformatie in zo'n registratiedrager en inrichting voor het uitlezen van zo'n registratiedrager.
US6011770A (en) * 1997-12-10 2000-01-04 Texas Instrumental Incorporated Method and apparatus for high-order bandpass filter with linearly adjustable bandwidth

Also Published As

Publication number Publication date
JP2004507016A (ja) 2004-03-04
EP1312086A2 (en) 2003-05-21
US20020041550A1 (en) 2002-04-11
US20040062169A1 (en) 2004-04-01
US6654332B2 (en) 2003-11-25
TW513712B (en) 2002-12-11
WO2002015183A3 (en) 2002-05-16
RU2003107021A (ru) 2004-07-20
AR033556A1 (es) 2003-12-26
WO2002015183A2 (en) 2002-02-21
US7263052B2 (en) 2007-08-28
AU8977501A (en) 2002-02-25
CN1388963A (zh) 2003-01-01
BR0107100A (pt) 2002-06-11
CZ20021290A3 (cs) 2002-07-17

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