DE69224615D1 - Optische Platte und Gerät zur Wiedergabe - Google Patents
Optische Platte und Gerät zur WiedergabeInfo
- Publication number
- DE69224615D1 DE69224615D1 DE69224615T DE69224615T DE69224615D1 DE 69224615 D1 DE69224615 D1 DE 69224615D1 DE 69224615 T DE69224615 T DE 69224615T DE 69224615 T DE69224615 T DE 69224615T DE 69224615 D1 DE69224615 D1 DE 69224615D1
- Authority
- DE
- Germany
- Prior art keywords
- playback
- optical disc
- disc
- optical
- 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
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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/13—Optical detectors therefor
- G11B7/131—Arrangement of detectors in a multiple array
-
- 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
-
- 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
- G11B7/24088—Pits for storing more than two values, i.e. multi-valued recording for data or prepits
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4007839A JP3067873B2 (ja) | 1992-01-20 | 1992-01-20 | 光ディスク及び光ディスク再生装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69224615D1 true DE69224615D1 (de) | 1998-04-09 |
DE69224615T2 DE69224615T2 (de) | 1998-08-06 |
Family
ID=11676782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69224615T Expired - Fee Related DE69224615T2 (de) | 1992-01-20 | 1992-11-12 | Optische Platte und Gerät zur Wiedergabe |
Country Status (4)
Country | Link |
---|---|
US (1) | US5357499A (de) |
EP (1) | EP0553548B1 (de) |
JP (1) | JP3067873B2 (de) |
DE (1) | DE69224615T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3224901B2 (ja) * | 1993-05-06 | 2001-11-05 | パイオニア株式会社 | 光ディスク、光ディスク再生装置及び光ディスクの記録再生方法 |
JP3267748B2 (ja) * | 1993-06-08 | 2002-03-25 | パイオニア株式会社 | 情報再生方法及び光検出器 |
JP3267752B2 (ja) * | 1993-07-05 | 2002-03-25 | パイオニア株式会社 | 光ディスク、光ディスク再生装置及び光ディスクの記録再生方法 |
JPH0721569A (ja) * | 1993-07-06 | 1995-01-24 | Pioneer Electron Corp | 光ディスク、光ディスク再生装置及び光ディスクの記録再生方法 |
KR950015242A (ko) * | 1993-11-16 | 1995-06-16 | 배순훈 | 광픽업 |
JP3503767B2 (ja) * | 1994-10-21 | 2004-03-08 | 日本ビクター株式会社 | 光記録媒体 |
JPH08212598A (ja) * | 1995-02-01 | 1996-08-20 | Pioneer Electron Corp | 光ディスク及び光ディスク再生装置 |
US5946288A (en) * | 1995-03-31 | 1999-08-31 | Nec Corporation | Optical recording medium having recording pits of different shapes |
JP2738337B2 (ja) * | 1995-03-31 | 1998-04-08 | 日本電気株式会社 | 光再生媒体の再生方法及び再生装置 |
UA61951C2 (en) * | 1999-12-09 | 2003-12-15 | Method for identifying information | |
US6826143B1 (en) | 2000-01-14 | 2004-11-30 | Lucent Technologies Inc. | Multi-dimensional optical disk |
EP1459303A2 (de) * | 2001-12-12 | 2004-09-22 | Koninklijke Philips Electronics N.V. | Aufnahme von zusätzlichen daten auf eine optische datenträgerplatte |
JP2008507806A (ja) | 2004-07-26 | 2008-03-13 | インペリアル・イノベイションズ・リミテッド | 光ディスクおよびそのための読取装置 |
DE102005016513B4 (de) * | 2005-03-08 | 2008-10-30 | Shanghai Hujing Electronic Technological Co., Ltd. | Nur lesbare optische Scheibe mit mehreren Ebenen und Verfahren zum Herstellen derselben |
US9056422B2 (en) * | 2013-04-09 | 2015-06-16 | Massachusetts Institute Of Technology | Methods and apparatus for encoded textures |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7906576A (nl) * | 1979-09-03 | 1981-03-05 | Philips Nv | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede uitleesinrichting daarvoor. |
NL7907180A (nl) * | 1979-09-27 | 1981-03-31 | Philips Nv | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan. |
JPS61137241A (ja) * | 1984-12-06 | 1986-06-24 | Canon Inc | 光情報記録媒体 |
US5170390A (en) * | 1988-08-22 | 1992-12-08 | Sharp Kabushiki Kaisha | Optical recording element and driving system |
JPH03219434A (ja) * | 1988-12-27 | 1991-09-26 | Canon Inc | 光学的情報記録媒体 |
JP2612329B2 (ja) * | 1988-12-27 | 1997-05-21 | シャープ株式会社 | 光メモリ素子並びに光メモリ再生装置 |
-
1992
- 1992-01-20 JP JP4007839A patent/JP3067873B2/ja not_active Expired - Fee Related
- 1992-11-12 EP EP92310358A patent/EP0553548B1/de not_active Expired - Lifetime
- 1992-11-12 US US07/975,468 patent/US5357499A/en not_active Expired - Lifetime
- 1992-11-12 DE DE69224615T patent/DE69224615T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3067873B2 (ja) | 2000-07-24 |
EP0553548A1 (de) | 1993-08-04 |
JPH05197968A (ja) | 1993-08-06 |
US5357499A (en) | 1994-10-18 |
DE69224615T2 (de) | 1998-08-06 |
EP0553548B1 (de) | 1998-03-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69615418T2 (de) | Optische Platte und optisches Wiedergabegerät | |
DE69718073T2 (de) | Optische Platte und Aufzeichnungs/Wiedergabevorrichtung | |
DE69423728D1 (de) | System mit optischer Platte und Gerät für optische Platte | |
DE69422676T2 (de) | Optische Platte und Gerät zur optischen Aufzeichnung und Wiedergabe | |
DE69517448T2 (de) | Optische aufzeichnungs- und wiedergabevorrichtung | |
DE69429891T2 (de) | Optische Platte und Vorrichtung zur Aufnahme und Wiedergabe von Informationen | |
DE69532871D1 (de) | Optische Platte und Verfahren zur Wiedergabe | |
DE69616845T2 (de) | Optische Platte und optisches Plattenwiedergabegerät | |
DE69625662T2 (de) | Optische Platte und optisches Plattenwiedergabegerät | |
DE69224615D1 (de) | Optische Platte und Gerät zur Wiedergabe | |
DE69223496D1 (de) | Optische Platte, und Wiedergabegerät für optische Platte | |
DE69318942T2 (de) | Optisches Aufzeichen- und Wiedergabegerät | |
DE69329355T2 (de) | Optisches Aufzeichnungsmedium und optisches Aufzeichnungs/Wiedergabegerät | |
DE69518142T2 (de) | Optische platte und aufzeichnungs- und/oder wiedergabegerät | |
DE69330688D1 (de) | Optische Scheibe und/oder Wiedergabegerät | |
DE9418355U1 (de) | Optische Platte und optisches Plattengerät | |
DE69425182D1 (de) | Optisches Aufzeichnungsmedium und Einrichtung zur Wiedergabe desselben |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |