HK88094A - Apparatus for optically scanning an information plane - Google Patents
Apparatus for optically scanning an information planeInfo
- Publication number
- HK88094A HK88094A HK88094A HK88094A HK88094A HK 88094 A HK88094 A HK 88094A HK 88094 A HK88094 A HK 88094A HK 88094 A HK88094 A HK 88094A HK 88094 A HK88094 A HK 88094A
- Authority
- HK
- Hong Kong
- Prior art keywords
- radiation source
- scanning
- optically scanning
- recording track
- information plane
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
-
- 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
- G11B7/08—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
- G11B7/0901—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 for track following only
-
- 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
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1353—Diffractive elements, e.g. holograms or gratings
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Semiconductor Lasers (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Mechanical Optical Scanning Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8800133A NL8800133A (nl) | 1988-01-21 | 1988-01-21 | Inrichting voor het met optische straling aftasten van een informatievlak. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK88094A true HK88094A (en) | 1994-09-02 |
Family
ID=19851627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK88094A HK88094A (en) | 1988-01-21 | 1994-08-25 | Apparatus for optically scanning an information plane |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4918679A (es) |
| EP (1) | EP0326203B1 (es) |
| JP (1) | JP2740226B2 (es) |
| KR (1) | KR0142089B1 (es) |
| AT (1) | ATE89094T1 (es) |
| DE (1) | DE68906274T2 (es) |
| ES (1) | ES2040978T3 (es) |
| HK (1) | HK88094A (es) |
| NL (1) | NL8800133A (es) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5060212A (en) * | 1987-08-17 | 1991-10-22 | Ricoh Company, Ltd. | Integrated optical pick-up device |
| US5115423A (en) * | 1988-01-07 | 1992-05-19 | Ricoh Company, Ltd. | Optomagnetic recording/reproducing apparatus |
| JPH01311428A (ja) * | 1988-06-09 | 1989-12-15 | Matsushita Electric Ind Co Ltd | 光ヘッド装置及びこれを用いた光情報装置 |
| DE3938639A1 (de) * | 1988-11-21 | 1990-05-23 | Ricoh Kk | Optische aufzeichnungs-/wiedergabeeinrichtung |
| EP0374841B1 (en) * | 1988-12-20 | 1994-03-09 | Nec Corporation | Optical head device for optimally detecting a focussing error |
| JP2684763B2 (ja) * | 1989-04-24 | 1997-12-03 | ソニー株式会社 | 光学記録および／または再生装置 |
| DE3923328A1 (de) * | 1989-07-14 | 1991-01-24 | Thomson Brandt Gmbh | Magneto-optisches aufnahme- und/oder wiedergabegeraet |
| US5101389A (en) * | 1989-08-04 | 1992-03-31 | Ricoh Company, Ltd. | Optical information recording/reproducing apparatus |
| JPH03185633A (ja) * | 1989-12-13 | 1991-08-13 | Matsushita Electric Ind Co Ltd | 光記録再生装置 |
| JPH0460933A (ja) * | 1990-06-26 | 1992-02-26 | Matsushita Electric Ind Co Ltd | 光ピックアップヘッド装置 |
| EP0468685B1 (en) * | 1990-07-24 | 1997-09-24 | Canon Kabushiki Kaisha | Optical information recording-reproducing apparatus |
| CA2079620A1 (en) * | 1991-10-25 | 1993-04-26 | Roeland M. T. Hekker | Holographic elements for an optical recording system |
| EP0550929B1 (en) * | 1991-12-30 | 1997-03-19 | Koninklijke Philips Electronics N.V. | Optical device and apparatus for scanning an information plane, comprising such an optical device |
| KR930020374A (ko) * | 1992-03-31 | 1993-10-19 | 정용문 | 광픽업 |
| US5361269A (en) * | 1993-06-28 | 1994-11-01 | Yasuo Kamatani | Non-mechanical laser beam scanning device employing a diffraction grating and an acousto-optic deflector for optical recording and readout |
| US5533042A (en) * | 1993-10-12 | 1996-07-02 | Fuji Xerox Co., Ltd. | Semiconductor laser device and driving method for the same as well as tracking servo system employing the same |
| JPH07182687A (ja) * | 1993-12-24 | 1995-07-21 | Sharp Corp | 光ピックアップ |
| JPH07287883A (ja) * | 1994-04-19 | 1995-10-31 | Victor Co Of Japan Ltd | 光集積回路 |
| JPH08161767A (ja) * | 1994-12-05 | 1996-06-21 | Yasuo Kamatani | 光情報記録再生方法及び装置 |
| US6259668B1 (en) * | 1996-02-14 | 2001-07-10 | Samsung Electronics Co., Ltd. | Recording/reproducing apparatus having an optical pickup device to read from and record information to disks of different thicknesses |
| US6222812B1 (en) | 1996-08-29 | 2001-04-24 | Samsung Electronics Co., Ltd. | Optical pickup using an optical phase plate |
| US6639889B1 (en) | 1997-02-13 | 2003-10-28 | Samsung Electronics Co., Ltd. | Recording/reproducing apparatus including an optical pickup having an objective lens compatible with a plurality of optical disk formats |
| US6304540B1 (en) | 1998-03-30 | 2001-10-16 | Samsung Electronics Co., Ltd. | Optical pickup compatible with a digital versatile disk and a recordable compact disk using a holographic ring lens |
| EP0925524A1 (en) * | 1997-05-16 | 1999-06-30 | Koninklijke Philips Electronics N.V. | Wavelength-selective opto-mechanical scanner and its applications |
| US6307799B1 (en) | 1998-12-03 | 2001-10-23 | Nanyang Technological University | Acousto optic data storage system on a stationary and high density data storage media |
| NL1015136C2 (nl) * | 1999-05-10 | 2006-05-18 | Sharp Kk | Optische opname/weergaveinrichting. |
| JP2000322757A (ja) | 1999-05-12 | 2000-11-24 | Sharp Corp | 光記録再生装置 |
| TW501116B (en) * | 2000-07-05 | 2002-09-01 | Matsushita Electric Ind Co Ltd | Optical device, optical semiconductor device, and optical information processor comprising them |
| JP3639212B2 (ja) * | 2000-12-11 | 2005-04-20 | 株式会社オプトウエア | 光情報記録方法 |
| KR100408401B1 (ko) * | 2001-02-23 | 2003-12-06 | 삼성전자주식회사 | 광 기록/재생기기 및 트랙킹 에러신호 검출방법 |
| KR20030093683A (ko) * | 2002-06-05 | 2003-12-11 | 삼성전자주식회사 | 호환형 광픽업 |
| JP2004158080A (ja) * | 2002-11-05 | 2004-06-03 | Sharp Corp | 光ディスクドライブ装置、及び光ピックアップのチルト補正方法 |
| US20060066948A1 (en) * | 2004-09-24 | 2006-03-30 | Matsushita Electric Industrial Co., Ltd. | Multi-level and gray-level diffraction gratings |
| TWI287222B (en) * | 2004-11-12 | 2007-09-21 | Hon Hai Prec Ind Co Ltd | Optical pickup device |
| US7593305B1 (en) | 2005-09-09 | 2009-09-22 | Seagate Technology Llc | Removing spherical aberrations for two photon recording |
| JP2007080466A (ja) * | 2005-09-16 | 2007-03-29 | Toshiba Corp | 光ヘッド装置及び光ディスク装置 |
| JP4925256B2 (ja) * | 2006-01-20 | 2012-04-25 | 株式会社リコー | 光源ユニット、光検出ユニット、光ピックアップ装置及び光ディスク装置 |
| DE602006011653D1 (de) * | 2005-11-21 | 2010-02-25 | Ricoh Kk | Lichtquelleneinheit, optische detektoreinheit, optische aufnahmeanordnung und optische datenträgereinrichtung |
| JP4683553B2 (ja) * | 2005-11-21 | 2011-05-18 | 株式会社リコー | 光源ユニット、光検出ユニット、光ピックアップ装置及び光ディスク装置 |
| JP2008130128A (ja) * | 2006-11-17 | 2008-06-05 | Funai Electric Co Ltd | 光ピックアップ装置 |
| US10613281B2 (en) * | 2008-07-09 | 2020-04-07 | Luxtera, Inc. | Method and system for coupling a light source assembly to an optical integrated circuit |
| US9971107B2 (en) * | 2008-07-09 | 2018-05-15 | Luxtera, Inc. | Method and system for coupling a light source assembly to an optical integrated circuit |
| US9245572B2 (en) * | 2012-11-21 | 2016-01-26 | Oracle International Corporation | Optical tape pick up unit with holographic optical element |
| US20220155444A1 (en) * | 2019-03-15 | 2022-05-19 | Unm Rainforest Innovations | Integrated bound-mode angular sensors |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL160138C (nl) | 1972-05-11 | 1979-09-17 | Philips Nv | Inrichting voor het uitlezen van een vlakke registratie- drager. |
| US3985952A (en) * | 1974-02-04 | 1976-10-12 | Zenith Radio Corporation | Elasto-optic device for spot wobble in a video disc player |
| NL174609C (nl) | 1975-10-15 | 1984-07-02 | Philips Nv | Volgspiegelinrichting in een optische platenspeler. |
| NL8005633A (nl) | 1980-10-13 | 1982-05-03 | Philips Nv | Inrichting voor het uitlezen en/of inschrijven van een optisch uitleesbare informatiestruktuur. |
| US4520472A (en) * | 1983-02-07 | 1985-05-28 | Rca Corporation | Beam expansion and relay optics for laser diode array |
| JPS6013536U (ja) | 1983-07-05 | 1985-01-29 | キヤノン株式会社 | 一眼レフカメラの可動ミラ−昇降機構 |
| US4733065A (en) * | 1984-06-27 | 1988-03-22 | Canon Kabushiki Kaisha | Optical head device with diffraction grating for separating a light beam incident on an optical recording medium from a light beam reflected therefrom |
| NL8602980A (nl) * | 1985-11-25 | 1987-06-16 | Mitsubishi Electric Corp | Inrichting voor het registreren en weergeven van optische informatie. |
| DE3776945D1 (de) * | 1986-04-18 | 1992-04-09 | Mitsubishi Electric Corp | Optischer kopf. |
| JPS634432A (ja) * | 1986-06-25 | 1988-01-09 | Matsushita Electric Ind Co Ltd | 光ピツクアツプ |
| NL8603010A (nl) * | 1986-11-27 | 1988-06-16 | Philips Nv | Optische aftastinrichting. |
| NL8800057A (nl) * | 1988-01-11 | 1989-08-01 | Philips Nv | Optische aftastinrichting. |
-
1988
- 1988-01-21 NL NL8800133A patent/NL8800133A/nl not_active Application Discontinuation
- 1988-03-28 US US07/173,914 patent/US4918679A/en not_active Expired - Fee Related
-
1989
- 1989-01-16 EP EP89200086A patent/EP0326203B1/en not_active Expired - Lifetime
- 1989-01-16 AT AT89200086T patent/ATE89094T1/de active
- 1989-01-16 ES ES198989200086T patent/ES2040978T3/es not_active Expired - Lifetime
- 1989-01-16 DE DE89200086T patent/DE68906274T2/de not_active Expired - Fee Related
- 1989-01-18 KR KR1019890000461A patent/KR0142089B1/ko not_active IP Right Cessation
- 1989-01-18 JP JP1007887A patent/JP2740226B2/ja not_active Expired - Lifetime
-
1994
- 1994-08-25 HK HK88094A patent/HK88094A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0326203A1 (en) | 1989-08-02 |
| KR0142089B1 (ko) | 1998-06-01 |
| JP2740226B2 (ja) | 1998-04-15 |
| JPH01224933A (ja) | 1989-09-07 |
| ATE89094T1 (de) | 1993-05-15 |
| NL8800133A (nl) | 1989-08-16 |
| DE68906274T2 (de) | 1993-11-25 |
| DE68906274D1 (de) | 1993-06-09 |
| KR890012280A (ko) | 1989-08-25 |
| ES2040978T3 (es) | 1993-11-01 |
| EP0326203B1 (en) | 1993-05-05 |
| US4918679A (en) | 1990-04-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| HK88094A (en) | Apparatus for optically scanning an information plane | |
| AU1974688A (en) | Apparatus for optically scanning an information plane | |
| KR900002999B1 (en) | Optical pickup | |
| JPS57130240A (en) | Optical information recording and reproducing device and information recording medium for it | |
| CA2007619A1 (en) | Optical pickup apparatus utilizing a diffraction device | |
| MY107081A (en) | Optical recording medium. | |
| EP0346121A3 (en) | Optical pickup head having a hologram-associated objective lens and optical information processing apparatus using the same | |
| SG67193G (en) | Optical scanning device,mirror objective suitable for use therein and an optical recording and/or reproducing apparatus provided therewith | |
| GB1488691A (en) | Opto-electronic positioning-system | |
| ES8102395A1 (es) | Un aparato para explorar opticamente un soporte de registro | |
| EP0336328A3 (en) | Apparatus for optically recording and reproducing information | |
| AU5593190A (en) | Method and apparatus for recording signals on a record carrier, measurement method and measurement device for use in the recording method and the recording apparatus, and record carrier. | |
| CA2084324A1 (en) | Optical pickup apparatus and a hologram element used for same | |
| DE68914690D1 (de) | Optische Abtastvorrichtung. | |
| EP0463295B1 (en) | Optical pickup head | |
| EP0379363A3 (en) | Optical head device for use in optical disk system | |
| EP0379285A3 (en) | Tracking control apparatus for a recording/reproducing apparatus on or from an optical disk | |
| HK77096A (en) | Optical scanning device mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device | |
| EP0285661A4 (en) | POSITION DETECTOR OF THE OPTICAL FOCUS OF AN OPTICAL DATA STORAGE / READING DEVICE. | |
| SG43986A1 (en) | Compatible optical scanning device | |
| EP0278714A3 (en) | Improvements in apparatus for the positional detection of objects | |
| MY104267A (en) | Optical pick-up devices | |
| DE69124887D1 (de) | Vorrichtung zum Abtasten einer Informationsfläche mit optischer Strahlung | |
| JPS6462838A (en) | Optical pick-up | |
| EP0387019A3 (en) | Beam track position control apparatus for optical disk apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |