HK82791A - Electro-optical device - Google Patents
Electro-optical deviceInfo
- Publication number
- HK82791A HK82791A HK827/91A HK82791A HK82791A HK 82791 A HK82791 A HK 82791A HK 827/91 A HK827/91 A HK 827/91A HK 82791 A HK82791 A HK 82791A HK 82791 A HK82791 A HK 82791A
- Authority
- HK
- Hong Kong
- Prior art keywords
- electro
- optical device
- optical
- Prior art date
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
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
- G02B7/1821—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors for rotating or oscillating mirrors
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08576—Swinging-arm positioners
-
- 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
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Optical Recording Or Reproduction (AREA)
- Lens Barrels (AREA)
- Mechanical Optical Scanning Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8303700A NL8303700A (nl) | 1983-10-27 | 1983-10-27 | Electro-optische inrichting. |
Publications (1)
Publication Number | Publication Date |
---|---|
HK82791A true HK82791A (en) | 1991-11-01 |
Family
ID=19842624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK827/91A HK82791A (en) | 1983-10-27 | 1991-10-24 | Electro-optical device |
Country Status (9)
Country | Link |
---|---|
US (1) | US4557564A (de) |
EP (1) | EP0143483B1 (de) |
JP (1) | JPS60121545A (de) |
KR (1) | KR930000352B1 (de) |
CA (1) | CA1228422A (de) |
DE (1) | DE3476597D1 (de) |
HK (1) | HK82791A (de) |
NL (1) | NL8303700A (de) |
SG (1) | SG49990G (de) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH064415Y2 (ja) * | 1984-04-23 | 1994-02-02 | パイオニア株式会社 | レンズ駆動装置 |
JPS60239939A (ja) * | 1984-05-14 | 1985-11-28 | Hitachi Ltd | 対物レンズ駆動装置 |
JPS6124820U (ja) * | 1984-07-13 | 1986-02-14 | パイオニア株式会社 | レンズ駆動装置 |
NL8403052A (nl) * | 1984-10-08 | 1986-05-01 | Philips Nv | Optische inrichting. |
DE3529090A1 (de) * | 1985-08-14 | 1987-02-26 | Philips Patentverwaltung | Lichtoptische vorrichtung zur lenkung bzw. ausrichtung eines strahlenbuendels auf spuren eines informationstraegers |
US4783775A (en) * | 1985-08-14 | 1988-11-08 | U.S. Philips Corporation | Driver for an objective of an optical scanning unit |
EP0334392B1 (de) * | 1985-08-14 | 1993-02-24 | Philips Patentverwaltung GmbH | Optische Abtasteinheit |
DE3529091A1 (de) * | 1985-08-14 | 1987-02-26 | Philips Patentverwaltung | Lichtoptische vorrichtung zur lenkung bzw. ausrichtung eines strahlenbuendels |
EP0214529B1 (de) * | 1985-08-27 | 1991-01-02 | Siemens Aktiengesellschaft | Positioniereinrichtung für einen optischen Datenspeicher |
US4750164A (en) * | 1985-12-09 | 1988-06-07 | Canon Kabushiki Kaisha | Optical system driving device |
NL8600437A (nl) * | 1986-02-21 | 1987-09-16 | Philips Nv | Electro-optische inrichting. |
US5001694A (en) * | 1986-05-06 | 1991-03-19 | Pencom International Corp. | Tracking and focus actuator for a holographic optical head |
US4978844A (en) * | 1986-07-31 | 1990-12-18 | Pioneer Electronic Corporation | Optical element carrying printed substrate and optical head device using the substrate |
US4782475A (en) * | 1986-12-22 | 1988-11-01 | Eastman Kodak Company | Flexure supported read head |
DE3789099T2 (de) * | 1986-12-26 | 1994-07-14 | Toshiba Kawasaki Kk | Steuerungsgerät für Objektivlinse. |
ES2025060B3 (es) * | 1986-12-30 | 1992-03-16 | Ibm Deutschland | Brazo de acceso giratorio para discos opticos |
NL8701211A (nl) * | 1987-05-21 | 1988-12-16 | Philips Nv | Samenstel omvattende een eerste en een met behulp van een lijm daaraan bevestigd tweede element alsmede een inrichting voorzien van het samenstel. |
NL8701526A (nl) * | 1987-06-30 | 1989-01-16 | Philips Nv | Inrichting voor het optisch aftasten van een roterende plaat. |
US4913527A (en) * | 1988-09-19 | 1990-04-03 | Eastman Kodak Company | Lens focus adjustment means |
US5132944A (en) * | 1988-09-20 | 1992-07-21 | Hewlett-Packard Company | Half-height magneto-optic disk drive |
US5023861A (en) * | 1988-12-20 | 1991-06-11 | Literal Corporation | Single stage tracking actuator apparatus for optical beam information storage drive system |
FR2642883B1 (de) * | 1989-02-09 | 1995-06-02 | Asahi Optical Co Ltd | |
US5220543A (en) * | 1989-02-14 | 1993-06-15 | Victor Company Of Japan, Ltd. | Compact optical disc recording/reproducing system |
US5040861A (en) * | 1989-08-02 | 1991-08-20 | Optical Recording Corporation | Optical scanner |
US5029955A (en) * | 1989-08-02 | 1991-07-09 | Optical Recording Corporation | Optical scanner |
US5184002A (en) * | 1989-11-24 | 1993-02-02 | Optical Recording Corporation | Optical scanner |
US5194721A (en) * | 1989-11-24 | 1993-03-16 | Optical Recording Corporation | Optical scanner |
JPH03203032A (ja) * | 1989-12-28 | 1991-09-04 | Toshiba Corp | 光学系移動装置 |
US5289445A (en) * | 1992-02-11 | 1994-02-22 | International Business Machines Corporation | Suspension system for focus actuator of an optical disk drive |
US5579175A (en) * | 1994-02-18 | 1996-11-26 | Samsung Electronics Co., Ltd. | Actuator for optical equipment capable of reducing the number of coils to necessary to move an objective lens in a tracking direction and a focusing direction |
US6246204B1 (en) * | 1994-06-27 | 2001-06-12 | Nikon Corporation | Electromagnetic alignment and scanning apparatus |
US5640279A (en) * | 1996-06-07 | 1997-06-17 | Eastman Kodak Company | Beam splitter for optical reading and writing actuator |
KR20010071727A (ko) * | 1999-05-07 | 2001-07-31 | 요트.게.아. 롤페즈 | 굴곡된 액추에이터 코일을 구비한 광학 주사장치 |
EP2235722B1 (de) * | 2008-01-08 | 2018-08-29 | ABB Inc. | Steifigkeitskompensation bei einem optomechanischen mechanismus |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2660901C2 (de) * | 1975-10-08 | 1988-04-14 | Olympus Optical Co., Ltd., Tokio/Tokyo, Jp | |
NL176315C (nl) * | 1976-05-12 | 1985-03-18 | Philips Nv | Optische aftastinrichting. |
US4157861A (en) * | 1977-08-03 | 1979-06-12 | The United States Of America As Represented By The Secretary Of The Navy | Optical beam steering system |
JPS5753835A (ja) * | 1980-09-16 | 1982-03-31 | Victor Co Of Japan Ltd | Hikaribiimuhenkosochi |
US4592037A (en) * | 1980-11-28 | 1986-05-27 | Hitachi, Ltd. | Device for displacing a pickup head in multi-axial directions |
JPS57103131A (en) * | 1980-12-18 | 1982-06-26 | Sony Corp | Biaxial driver |
JPS57122030U (de) * | 1981-01-26 | 1982-07-29 | ||
JPS624909Y2 (de) * | 1981-04-20 | 1987-02-04 | ||
JPS57208641A (en) * | 1981-06-19 | 1982-12-21 | Hitachi Ltd | Multishaft driving device |
NL8103960A (nl) * | 1981-08-26 | 1983-03-16 | Philips Nv | Zwenkarminrichting voor een optische aftasteenheid. |
NL8104589A (nl) * | 1981-10-08 | 1983-05-02 | Philips Nv | Optische aftasteenheid. |
JPS58155531A (ja) * | 1982-03-11 | 1983-09-16 | Akai Electric Co Ltd | 光ピツクアツプ装置の対物レンズ上下左右移動装置 |
US4553227A (en) * | 1982-04-23 | 1985-11-12 | Tokyo Shibaura Denki Kabushiki Kaisha | Optical pickup |
-
1983
- 1983-10-27 NL NL8303700A patent/NL8303700A/nl not_active Application Discontinuation
-
1984
- 1984-01-13 US US06/570,320 patent/US4557564A/en not_active Expired - Fee Related
- 1984-10-24 EP EP84201536A patent/EP0143483B1/de not_active Expired
- 1984-10-24 DE DE8484201536T patent/DE3476597D1/de not_active Expired
- 1984-10-25 KR KR1019840006649A patent/KR930000352B1/ko not_active IP Right Cessation
- 1984-10-25 CA CA000466320A patent/CA1228422A/en not_active Expired
- 1984-10-26 JP JP59224233A patent/JPS60121545A/ja active Granted
-
1990
- 1990-07-04 SG SG499/90A patent/SG49990G/en unknown
-
1991
- 1991-10-24 HK HK827/91A patent/HK82791A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
SG49990G (en) | 1990-08-31 |
EP0143483B1 (de) | 1989-02-01 |
DE3476597D1 (en) | 1989-03-09 |
CA1228422A (en) | 1987-10-20 |
NL8303700A (nl) | 1985-05-17 |
EP0143483A1 (de) | 1985-06-05 |
US4557564A (en) | 1985-12-10 |
JPH0566660B2 (de) | 1993-09-22 |
KR850003034A (ko) | 1985-05-28 |
KR930000352B1 (ko) | 1993-01-16 |
JPS60121545A (ja) | 1985-06-29 |
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