CA2249403A1 - Dispositif et procedes de creation et d'utilisation d'un support d'enregistrement optique comportant des puits a profondeurs variables - Google Patents

Dispositif et procedes de creation et d'utilisation d'un support d'enregistrement optique comportant des puits a profondeurs variables

Info

Publication number
CA2249403A1
CA2249403A1 CA2249403A CA2249403A CA2249403A1 CA 2249403 A1 CA2249403 A1 CA 2249403A1 CA 2249403 A CA2249403 A CA 2249403A CA 2249403 A CA2249403 A CA 2249403A CA 2249403 A1 CA2249403 A1 CA 2249403A1
Authority
CA
Canada
Prior art keywords
photoresist
forming
substrate
methods
optical recording
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.)
Granted
Application number
CA2249403A
Other languages
English (en)
Other versions
CA2249403C (fr
Inventor
Terrence L. Wong
Steven R. Spielman
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.)
LSI Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2249403A1 publication Critical patent/CA2249403A1/fr
Application granted granted Critical
Publication of CA2249403C publication Critical patent/CA2249403C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • 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
    • 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
    • G11B20/1496—Digital recording or reproducing using self-clocking codes characterised by the use of more than three levels
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G11B7/0052—Reproducing involving reflectivity, absorption or colour changes

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
CA002249403A 1996-03-22 1997-03-24 Dispositif et procedes de creation et d'utilisation d'un support d'enregistrement optique comportant des puits a profondeurs variables Expired - Fee Related CA2249403C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US62019696A 1996-03-22 1996-03-22
US08/620,196 1996-03-22
PCT/US1997/004941 WO1997035304A1 (fr) 1996-03-22 1997-03-24 Dispositif et procedes de creation et d'utilisation d'un support d'enregistrement optique comportant des puits a profondeurs variables

Publications (2)

Publication Number Publication Date
CA2249403A1 true CA2249403A1 (fr) 1997-09-25
CA2249403C CA2249403C (fr) 2001-01-09

Family

ID=24484980

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002249403A Expired - Fee Related CA2249403C (fr) 1996-03-22 1997-03-24 Dispositif et procedes de creation et d'utilisation d'un support d'enregistrement optique comportant des puits a profondeurs variables

Country Status (4)

Country Link
EP (1) EP0888612A4 (fr)
AU (1) AU707392B2 (fr)
CA (1) CA2249403C (fr)
WO (1) WO1997035304A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000057417A1 (fr) 1999-03-23 2000-09-28 Koninklijke Philips Electronics N.V. Methode de decodage d'un train de bits de canal d'un signal en rapport avec un signal de canal binaire dans un train de bits de source d'un signal en rapport avec un signal de source binaire
KR100425659B1 (ko) * 2000-03-06 2004-04-03 샤프 가부시키가이샤 깊이가 다른 피트가 형성된 광 디스크, 그 광 디스크를재생하는 광 디스크 재생 장치, 및 그 광 디스크의 트랙킹방법
KR100694036B1 (ko) * 2000-06-01 2007-03-12 삼성전자주식회사 그루브와 피트의 깊이가 다른 디스크 및 그 제조방법
US7680024B2 (en) 2005-03-08 2010-03-16 Shanghai Xiangzhang Electronics Co., Ltd. Multilevel read-only optical disk and method for producing the same

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5182601A (fr) * 1975-01-17 1976-07-20 Sony Corp
FR2481501B1 (fr) * 1980-04-25 1985-09-13 Philips Nv Porteur d'enregistrement comportant une structure d'information lisible par voie optique et dispositif pour la lecture d'un tel porteur d'enregistrement
NL8100098A (nl) * 1981-01-12 1982-08-02 Philips Nv Registratiedrager met optisch uitleesbare informatiestruktuur.
US4629668A (en) * 1985-03-12 1986-12-16 Quixote Corporation Optically read recording medium and method for making same
JPH0298848A (ja) * 1988-10-04 1990-04-11 Fuji Photo Film Co Ltd 情報記録媒体の製造方法
EP0375342B1 (fr) * 1988-12-21 1995-02-15 Matsushita Electric Industrial Co., Ltd. Appareil pour l'enregistrement/la reproduction de données sur un disque pour l'enregistrement
DE69020624T2 (de) * 1989-04-21 1995-12-21 Nippon Electric Co Signalwiedergabegerät für optische Aufzeichnungs- und Wiedergabeapparatur und Methode für dasselbe.
JPH0785336B2 (ja) * 1989-05-29 1995-09-13 パイオニア株式会社 記録情報の読取り装置
JPH03141031A (ja) * 1989-10-26 1991-06-17 Brother Ind Ltd 光記録媒体およびその読取り装置
JP2767960B2 (ja) * 1990-02-28 1998-06-25 松下電器産業株式会社 記録媒体の検査方法および検査装置ならびに記録再生装置の検査方法
JP3086077B2 (ja) * 1991-11-19 2000-09-11 パイオニア株式会社 光ディスクとその記録信号再生装置
JPH05325406A (ja) * 1992-05-19 1993-12-10 Hitachi Ltd 情報信号の記録再生装置
US5586100A (en) * 1992-10-13 1996-12-17 Literal Corporation Transversal filter and method for cancelling intersymbol interference
JPH06150324A (ja) * 1992-11-05 1994-05-31 Pioneer Electron Corp 光学式記録媒体の信号記録再生方法、光学式記録媒体およびその記録信号再生装置
JPH0757265A (ja) * 1993-08-06 1995-03-03 Nippon Telegr & Teleph Corp <Ntt> 光ディスク記録方法
US5488591A (en) * 1993-12-24 1996-01-30 Seiko Epson Corporation Improved magneto-optical recording apparatus for digital signal information
KR100234451B1 (ko) * 1994-05-18 2000-01-15 모리시타 요이찌 신호 기록 및 재생 장치
JPH07320269A (ja) * 1994-05-23 1995-12-08 Pioneer Electron Corp クロストーク除去装置
JPH08194906A (ja) * 1995-01-20 1996-07-30 Fujitsu Ltd ディスク装置

Also Published As

Publication number Publication date
CA2249403C (fr) 2001-01-09
EP0888612A4 (fr) 1999-12-29
AU2549397A (en) 1997-10-10
AU707392B2 (en) 1999-07-08
EP0888612A1 (fr) 1999-01-07
WO1997035304A1 (fr) 1997-09-25

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20160324