GB2103409B - Optically readable record carrier and read apparatus therefore - Google Patents

Optically readable record carrier and read apparatus therefore

Info

Publication number
GB2103409B
GB2103409B GB08131237A GB8131237A GB2103409B GB 2103409 B GB2103409 B GB 2103409B GB 08131237 A GB08131237 A GB 08131237A GB 8131237 A GB8131237 A GB 8131237A GB 2103409 B GB2103409 B GB 2103409B
Authority
GB
United Kingdom
Prior art keywords
record carrier
optically readable
read apparatus
readable record
read
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
Application number
GB08131237A
Other languages
English (en)
Other versions
GB2103409A (en
Inventor
Josephus Johannes Maria Braat
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB2103409A publication Critical patent/GB2103409A/en
Application granted granted Critical
Publication of GB2103409B publication Critical patent/GB2103409B/en
Expired 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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
GB08131237A 1981-07-24 1981-10-16 Optically readable record carrier and read apparatus therefore Expired GB2103409B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8103504A NL8103504A (nl) 1981-07-24 1981-07-24 Registratiedrager met een optisch uitleesbare informatiestructuur en inrichting voor het uitlezen daarvan.

Publications (2)

Publication Number Publication Date
GB2103409A GB2103409A (en) 1983-02-16
GB2103409B true GB2103409B (en) 1986-04-23

Family

ID=19837845

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08131237A Expired GB2103409B (en) 1981-07-24 1981-10-16 Optically readable record carrier and read apparatus therefore

Country Status (11)

Country Link
JP (2) JPS5819748A (de)
AT (1) AT371621B (de)
BE (1) BE890760A (de)
CA (1) CA1182916A (de)
DD (1) DD201625A5 (de)
DE (1) DE3141103A1 (de)
ES (1) ES8207370A1 (de)
GB (1) GB2103409B (de)
IT (1) IT1140225B (de)
NL (1) NL8103504A (de)
SE (1) SE453543B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4121505A1 (de) * 1991-06-28 1993-01-07 Sonopress Prod Plattenfoermiger speicher fuer binaere informationen
DE69227680T2 (de) * 1992-02-14 1999-05-06 Sony Corp., Tokio/Tokyo Datenaufzeichnungsmedium, datenaufzeichnungsgerät, datenwiedergabegerät und datenaufzeichnungs/wiedergabegerät
EP1950750B1 (de) * 1999-06-30 2009-08-12 Sharp Kabushiki Kaisha Optische Plattenvorrichtung zur Wiedergabe einer optischen Platte mit darin geformten Pits verschiedener Tiefe
EP2048663B1 (de) 2006-07-27 2011-10-12 Mitsubishi Electric Corporation Optisches disk-medium und optische disk-einrichtung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7803517A (nl) * 1978-04-03 1979-10-05 Philips Nv Registratiedrager met een optisch uitleesbare fase- struktuur en inrichting voor het uitlezen.
NL7810462A (nl) * 1978-10-19 1980-04-22 Philips Nv Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare stralingsreflekterende informatiestruktuur
CA1165871A (en) * 1978-11-08 1984-04-17 Kornelis Bulthuis Optically inscribable record carrier

Also Published As

Publication number Publication date
DE3141103C2 (de) 1991-05-29
ES506292A0 (es) 1982-09-01
ATA444881A (de) 1982-11-15
JPH03116456A (ja) 1991-05-17
IT8124539A0 (it) 1981-10-16
JPH0421254B2 (de) 1992-04-09
SE453543B (sv) 1988-02-08
DE3141103A1 (de) 1983-02-10
JPH0366735B2 (de) 1991-10-18
GB2103409A (en) 1983-02-16
DD201625A5 (de) 1983-07-27
NL8103504A (nl) 1983-02-16
JPS5819748A (ja) 1983-02-04
IT1140225B (it) 1986-09-24
CA1182916A (en) 1985-02-19
BE890760A (fr) 1982-04-16
SE8106133L (sv) 1983-01-25
AT371621B (de) 1983-07-11
ES8207370A1 (es) 1982-09-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19971016