DE69033665D1 - Gerät zum Gravieren einer optischen Platte - Google Patents
Gerät zum Gravieren einer optischen PlatteInfo
- Publication number
- DE69033665D1 DE69033665D1 DE69033665T DE69033665T DE69033665D1 DE 69033665 D1 DE69033665 D1 DE 69033665D1 DE 69033665 T DE69033665 T DE 69033665T DE 69033665 T DE69033665 T DE 69033665T DE 69033665 D1 DE69033665 D1 DE 69033665D1
- Authority
- DE
- Germany
- Prior art keywords
- light source
- laser beam
- master disc
- laser light
- photodetector
- 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
- G11B7/08—Disposition or mounting of heads or light sources relatively to 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
-
- 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
-
- 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
- G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1221019A JP2984004B2 (ja) | 1989-08-28 | 1989-08-28 | カッテングマシン |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69033665D1 true DE69033665D1 (de) | 2000-12-28 |
DE69033665T2 DE69033665T2 (de) | 2001-03-15 |
Family
ID=16760211
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69027073T Expired - Fee Related DE69027073T2 (de) | 1989-08-28 | 1990-08-24 | Gerät zum Gravieren auf eine optische Platte |
DE69033665T Expired - Fee Related DE69033665T2 (de) | 1989-08-28 | 1990-08-24 | Gerät zum Gravieren einer optischen Platte |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69027073T Expired - Fee Related DE69027073T2 (de) | 1989-08-28 | 1990-08-24 | Gerät zum Gravieren auf eine optische Platte |
Country Status (7)
Country | Link |
---|---|
US (1) | US5084856A (de) |
EP (2) | EP0626680B1 (de) |
JP (1) | JP2984004B2 (de) |
KR (1) | KR0176708B1 (de) |
AT (2) | ATE197744T1 (de) |
AU (1) | AU636905B2 (de) |
DE (2) | DE69027073T2 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2798185B2 (ja) * | 1990-07-26 | 1998-09-17 | キヤノン株式会社 | 光磁気式情報再生装置用光学ヘッド |
JPH0612833A (ja) * | 1992-06-29 | 1994-01-21 | Sony Corp | マスタリング装置 |
US5606541A (en) * | 1992-11-13 | 1997-02-25 | International Business Machines Corporation | Switchable filter for modulating laser intensity and reducing laser feedback in an optical disk device |
DE4402192A1 (de) * | 1994-01-26 | 1995-07-27 | Witco Gmbh | Verfahren zur Herstellung von Biscyclopentadienyl-Verbindungen |
JPH08203134A (ja) * | 1995-01-31 | 1996-08-09 | Sony Corp | 光ディスク原盤記録装置 |
EP0753846A1 (de) * | 1995-07-13 | 1997-01-15 | Sony Corporation | Gerät zur Herstellung einer optischen Scheibe und Verfahren zu deren Herstellung |
JPH09237419A (ja) * | 1996-02-29 | 1997-09-09 | Showa Denko Kk | 磁気記録媒体の製造方法 |
JPH10334503A (ja) * | 1997-05-28 | 1998-12-18 | Sony Corp | 光ディスク原盤の露光装置 |
US6151290A (en) * | 1998-02-05 | 2000-11-21 | Sony Corporation | Inexpensive safe light beam recorder |
AU2673899A (en) * | 1999-02-11 | 2000-08-29 | Sony Electronics Inc. | Inexpensive safe light beam recorder |
JP4329208B2 (ja) * | 2000-03-02 | 2009-09-09 | ソニー株式会社 | 記録媒体の製造方法、記録媒体製造用原盤の製造方法、記録媒体の製造装置、および記録媒体製造用原盤の製造装置 |
JP5175413B2 (ja) * | 2001-03-12 | 2013-04-03 | ソニー株式会社 | ディスク記録媒体、再生装置、記録装置 |
US6687035B2 (en) * | 2001-06-07 | 2004-02-03 | Leica Microsystems Heildelberg Gmbh | Method and apparatus for ROI-scan with high temporal resolution |
US7648671B2 (en) | 2002-11-20 | 2010-01-19 | Sony Corporation | Method of making master for manufacturing optical disc and method of manufacturing optical disc |
GB2432946B (en) * | 2005-12-01 | 2010-10-20 | Filtronic Plc | A method and device for generating an electrical signal with a wideband arbitrary waveform |
US7739966B2 (en) * | 2005-12-01 | 2010-06-22 | Janfire Ab | Device and method for the combustion of granular, solid fuel |
CN102254399A (zh) * | 2011-07-05 | 2011-11-23 | 吴江多艺纺织有限公司 | 一种纺织车间用火灾报警系统 |
JP6118994B2 (ja) * | 2015-06-23 | 2017-04-26 | パナソニックIpマネジメント株式会社 | 露光方法および露光装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS539101A (en) * | 1976-07-12 | 1978-01-27 | Mitsubishi Electric Corp | Recording device |
JPS5827891B2 (ja) * | 1976-09-14 | 1983-06-13 | 日本ビクター株式会社 | レ−ザ光束の安定化装置 |
NL8103117A (nl) * | 1981-06-29 | 1983-01-17 | Philips Nv | Inrichting voor het beschrijven en/of uitlezen van een registratiedrager. |
US4759007A (en) * | 1981-12-10 | 1988-07-19 | Discovision Associates | Storage medium track pitch detector |
DE3381815D1 (de) * | 1982-08-30 | 1990-09-20 | Pioneer Electronic Corp | Videoplatten-aufzeichnungs- und wiedergabesystem. |
US4516235A (en) * | 1982-10-28 | 1985-05-07 | Rca Corporation | Dynamic record level control for optical disc recorder |
US4562567A (en) * | 1982-11-12 | 1985-12-31 | North American Philips Corporation | Apparatus for controlling the write beam in an optical data recording system |
EP0118936B1 (de) * | 1983-02-14 | 1987-10-28 | Koninklijke Philips Electronics N.V. | Verfahren zum Kodieren eines Aufzeichnungssignals sowie Aufzeichnungsträger mit einem nach diesem Verfahren kodierten Signal und Vorrichtung zur Durchführung des Verfahrens, und Vorrichtung für die Wiedergabe eines nach diesem Verfahren kodierten Signals |
JPS6190539A (ja) * | 1984-10-09 | 1986-05-08 | Olympus Optical Co Ltd | 光出力安定化装置 |
NL193159C (nl) * | 1985-06-19 | 1998-12-04 | Hitachi Ltd | Voorgevormde registratiedrager voor het daarin met behulp van een lichtvlek schrijven van informatie. |
JPS6371942A (ja) * | 1986-09-16 | 1988-04-01 | Seiko Epson Corp | 半導体レ−ザ駆動回路 |
US4998237A (en) * | 1987-04-28 | 1991-03-05 | Yamaha Corporation | Optical disc recording device having improved accuracy of pit formation |
JP2610938B2 (ja) * | 1988-04-22 | 1997-05-14 | 株式会社ジェイエスピー | 積層緩衝材及びその製造方法 |
-
1989
- 1989-08-28 JP JP1221019A patent/JP2984004B2/ja not_active Expired - Fee Related
-
1990
- 1990-08-21 AU AU61160/90A patent/AU636905B2/en not_active Ceased
- 1990-08-23 US US07/571,152 patent/US5084856A/en not_active Expired - Lifetime
- 1990-08-24 AT AT94110769T patent/ATE197744T1/de not_active IP Right Cessation
- 1990-08-24 EP EP94110769A patent/EP0626680B1/de not_active Expired - Lifetime
- 1990-08-24 DE DE69027073T patent/DE69027073T2/de not_active Expired - Fee Related
- 1990-08-24 AT AT90116269T patent/ATE138489T1/de not_active IP Right Cessation
- 1990-08-24 DE DE69033665T patent/DE69033665T2/de not_active Expired - Fee Related
- 1990-08-24 EP EP90116269A patent/EP0415289B1/de not_active Expired - Lifetime
- 1990-08-28 KR KR1019900013253A patent/KR0176708B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0415289B1 (de) | 1996-05-22 |
EP0626680A3 (de) | 1997-11-19 |
DE69027073D1 (de) | 1996-06-27 |
EP0626680A2 (de) | 1994-11-30 |
ATE197744T1 (de) | 2000-12-15 |
ATE138489T1 (de) | 1996-06-15 |
DE69027073T2 (de) | 1996-10-02 |
EP0415289A3 (en) | 1991-07-31 |
AU636905B2 (en) | 1993-05-13 |
JPH0384753A (ja) | 1991-04-10 |
EP0626680B1 (de) | 2000-11-22 |
JP2984004B2 (ja) | 1999-11-29 |
EP0415289A2 (de) | 1991-03-06 |
KR0176708B1 (ko) | 1999-04-15 |
DE69033665T2 (de) | 2001-03-15 |
AU6116090A (en) | 1991-02-28 |
KR910005248A (ko) | 1991-03-30 |
US5084856A (en) | 1992-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |