FR2710443B1 - Method of recording information on an optical disc and reading it, recording medium and reading arrangement for implementing the method. - Google Patents

Method of recording information on an optical disc and reading it, recording medium and reading arrangement for implementing the method.

Info

Publication number
FR2710443B1
FR2710443B1 FR9311279A FR9311279A FR2710443B1 FR 2710443 B1 FR2710443 B1 FR 2710443B1 FR 9311279 A FR9311279 A FR 9311279A FR 9311279 A FR9311279 A FR 9311279A FR 2710443 B1 FR2710443 B1 FR 2710443B1
Authority
FR
France
Prior art keywords
reading
implementing
optical disc
recording medium
arrangement
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.)
Expired - Fee Related
Application number
FR9311279A
Other languages
French (fr)
Other versions
FR2710443A1 (en
Inventor
Broussaud Georges
Ledieu Jean
Dufresne Jean-Francois
Andre Pascal
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.)
Digipress
Original Assignee
Digipress
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 Digipress filed Critical Digipress
Priority to FR9311279A priority Critical patent/FR2710443B1/en
Publication of FR2710443A1 publication Critical patent/FR2710443A1/en
Application granted granted Critical
Publication of FR2710443B1 publication Critical patent/FR2710443B1/en
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
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • 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
    • G11B7/0045—Recording
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Recording Or Reproduction (AREA)
FR9311279A 1993-09-22 1993-09-22 Method of recording information on an optical disc and reading it, recording medium and reading arrangement for implementing the method. Expired - Fee Related FR2710443B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9311279A FR2710443B1 (en) 1993-09-22 1993-09-22 Method of recording information on an optical disc and reading it, recording medium and reading arrangement for implementing the method.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9311279A FR2710443B1 (en) 1993-09-22 1993-09-22 Method of recording information on an optical disc and reading it, recording medium and reading arrangement for implementing the method.

Publications (2)

Publication Number Publication Date
FR2710443A1 FR2710443A1 (en) 1995-03-31
FR2710443B1 true FR2710443B1 (en) 1995-11-10

Family

ID=9451114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9311279A Expired - Fee Related FR2710443B1 (en) 1993-09-22 1993-09-22 Method of recording information on an optical disc and reading it, recording medium and reading arrangement for implementing the method.

Country Status (1)

Country Link
FR (1) FR2710443B1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5995481A (en) * 1995-09-12 1999-11-30 Wea Manufacturing Inc. Light-readable recording disc utilizing half-wavelength pits or bumps and system for reading such discs
US5729533A (en) * 1995-09-12 1998-03-17 Wae Manufacturing Inc. Two-sided, light-readable information recording disc stacks and methods of making same
US5958651A (en) * 1996-07-11 1999-09-28 Wea Manufacturing Inc. Methods for providing artwork on plastic information discs
US5900098A (en) * 1996-10-11 1999-05-04 Wea Manufacturing Inc. Methods for bonding structurally dissimilar optical discs
US5997976A (en) * 1998-02-12 1999-12-07 Wea Manufacturing Inc. Etched mold surface for use in making light-readable discs
US6124011A (en) * 1998-09-03 2000-09-26 Wea Manufacturing, Inc. Information-bearing discs and methods of fabrication

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2275843A1 (en) * 1974-06-21 1976-01-16 Thomson Brandt PERMANENT PROTECTION DEVICE FOR A SOFT RECORDING DISC COMPATIBLE WITH OPTICAL READING
JPH01282742A (en) * 1988-05-09 1989-11-14 Sanyo Electric Co Ltd Disk player
JPH0273540A (en) * 1988-09-09 1990-03-13 Nec Corp Optical disk
FR2663146A1 (en) * 1990-06-12 1991-12-13 Thomson Csf OPTICAL STORAGE OF OVERLAPPED STRATA INFORMATION.
FR2671657B1 (en) * 1991-01-16 1995-04-07 Digipress Sa OPTICAL DISC OR PRESSING MATRIX FOR THE MANUFACTURE OF SUCH DISCS.
US5255262A (en) * 1991-06-04 1993-10-19 International Business Machines Corporation Multiple data surface optical data storage system with transmissive data surfaces
US5182663A (en) * 1991-08-30 1993-01-26 Raychem Corporation Liquid crystal display having improved retroreflector

Also Published As

Publication number Publication date
FR2710443A1 (en) 1995-03-31

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Legal Events

Date Code Title Description
ST Notification of lapse