GB2103409B - Optically readable record carrier and read apparatus therefore - Google Patents
Optically readable record carrier and read apparatus thereforeInfo
- 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
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
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)
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)
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 |
-
1981
- 1981-07-24 NL NL8103504A patent/NL8103504A/nl not_active Application Discontinuation
- 1981-10-16 JP JP56164382A patent/JPS5819748A/ja active Granted
- 1981-10-16 IT IT24539/81A patent/IT1140225B/it active
- 1981-10-16 CA CA000388128A patent/CA1182916A/en not_active Expired
- 1981-10-16 SE SE8106133A patent/SE453543B/sv not_active IP Right Cessation
- 1981-10-16 GB GB08131237A patent/GB2103409B/en not_active Expired
- 1981-10-16 ES ES506292A patent/ES8207370A1/es not_active Expired
- 1981-10-16 AT AT0444881A patent/AT371621B/de not_active IP Right Cessation
- 1981-10-16 DE DE19813141103 patent/DE3141103A1/de active Granted
- 1981-10-16 BE BE0/206263A patent/BE890760A/fr not_active IP Right Cessation
- 1981-10-16 DD DD81234162A patent/DD201625A5/de unknown
-
1990
- 1990-08-20 JP JP2217238A patent/JPH03116456A/ja active Granted
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 |