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*
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1983-03-30 |
1986-01-21 |
Mitsubishi Denki Kabushiki Kaisha |
Deviation correction apparatus for optical disc light beams
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USRE33548E
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1983-03-30 |
1991-03-05 |
Mitsubishi Denki Kabushiki Kaisha |
Deviation correction apparatus for optical disc light beams
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WO1984004841A1
(en)
*
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1983-05-31 |
1984-12-06 |
Matsushita Electric Ind Co Ltd |
Apparatus for driving objective lens of optical disc player
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JPS613562U
(ja)
*
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1984-06-06 |
1986-01-10 |
アルプス電気株式会社 |
デイスクプレ−ヤのピツクアツプ駆動装置
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NL8402777A
(nl)
*
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1984-09-12 |
1986-04-01 |
Philips Nv |
Lensdrager ten behoeve van een electrodynamische inrichting voor het met een stralingsvlek inschrijven en/of aftasten van optische platen, alsmede een werkwijze voor het vervaardigen van een lensdrager.
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US4704712A
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*
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1985-06-24 |
1987-11-03 |
Rca Corporation |
Low-friction slide apparatus for optical disc translation stage
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JPS6214331A
(ja)
*
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1985-07-12 |
1987-01-22 |
Oki Electric Ind Co Ltd |
光学ヘツド
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US4813033A
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*
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1985-10-30 |
1989-03-14 |
International Business Machines Corporation |
Two axis electromagnetic actuator with axis balanced suspension
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JPH0736231B2
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*
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1985-11-05 |
1995-04-19 |
沖電気工業株式会社 |
光学ヘツド
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*
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1986-02-14 |
1989-04-18 |
Ricoh Company, Limited |
Optical disk drive
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US4763314A
(en)
*
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1986-08-13 |
1988-08-09 |
Optimem |
Linear actuator for an optical disk storage apparatus
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JPH0719382B2
(ja)
*
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1986-08-20 |
1995-03-06 |
沖電気工業株式会社 |
対物レンズ駆動装置
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US4922477A
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*
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1987-05-30 |
1990-05-01 |
Nec Home Electronics Ltd. |
Optical head unit
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US4856871A
(en)
*
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1987-08-31 |
1989-08-15 |
General Electric Company |
Replaceable laser and lens assembly
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JPH01263978A
(ja)
*
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1988-04-14 |
1989-10-20 |
Matsushita Electric Ind Co Ltd |
情報トラックの検索装置
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US4945526A
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1988-10-18 |
1990-07-31 |
Laser Magnetic Storage International Company |
Actuator assembly for optical disk systems
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US5023861A
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*
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1988-12-20 |
1991-06-11 |
Literal Corporation |
Single stage tracking actuator apparatus for optical beam information storage drive system
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EP0382553B1
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1989-02-10 |
1996-01-03 |
Kabushiki Kaisha Toshiba |
Gerät zum Verstellen einer Objektivlinse
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US4956735A
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*
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1989-05-08 |
1990-09-11 |
Hewlett-Packard Company |
Actuator magnetic circuit
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KR920002933B1
(ko)
*
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1989-05-25 |
1992-04-10 |
삼성전자 주식회사 |
광학적 정보기록 재생장치의 광 픽업구동장치
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US6141300A
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*
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1989-06-20 |
2000-10-31 |
Discovision Associates |
Optical actuator including lens assembly with optical axis having symmetric suspensory forces acting thereon and optical disc system including same
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US5136558A
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*
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1989-06-20 |
1992-08-04 |
Applied Magnetics Corporation |
Two axis electromagnetic actuator
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1991-02-15 |
1993-11-23 |
Applied Magnetics Corporation |
Seek actuator for optical recording
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JPH0323523A
(ja)
*
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1989-06-21 |
1991-01-31 |
Sony Corp |
光学ヘッド装置
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DE69026429T2
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*
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1989-06-30 |
1996-11-14 |
Fuji Xerox Co Ltd |
Magnetooptisches Aufzeichnungs-/Wiedergabegerät
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US5107372A
(en)
*
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1989-09-06 |
1992-04-21 |
Daniel Gelbart |
Focus servo actuator for moving lens scanners
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JPH03113757A
(ja)
*
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1989-09-22 |
1991-05-15 |
Pioneer Electron Corp |
光磁気ディスクプレーヤ
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JPH03113758A
(ja)
*
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1989-09-22 |
1991-05-15 |
Pioneer Electron Corp |
光磁気ディスクプレーヤ
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JP2937262B2
(ja)
*
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1989-11-27 |
1999-08-23 |
オリンパス光学工業株式会社 |
光学系駆動装置
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JP2808767B2
(ja)
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1989-12-28 |
1998-10-08 |
富士ゼロックス株式会社 |
光ディスク装置
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JPH03254425A
(ja)
*
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1990-01-31 |
1991-11-13 |
Ricoh Co Ltd |
光ディスクドライブ装置
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JP2870112B2
(ja)
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1990-04-13 |
1999-03-10 |
三菱電機株式会社 |
フレキシブルディスク装置
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JP2793698B2
(ja)
*
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1990-06-18 |
1998-09-03 |
株式会社リコー |
フオーカスオフセット補正方法
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1990-10-15 |
1993-09-14 |
Applied Magnetics Corporation |
Focus sensing apparatus utilizing a reflecting surface having variable reflectivity
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GB2248989B
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1990-10-15 |
1995-05-24 |
Applied Magnetics Corp |
Focus sensing apparatus and method
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US5313332A
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1990-11-16 |
1994-05-17 |
Applied Magnetics Corporation |
Flexure suspension for two axis actuator
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US5677899A
(en)
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1991-02-15 |
1997-10-14 |
Discovision Associates |
Method for moving carriage assembly from initial position to target position relative to storage medium
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1991-02-15 |
1998-03-17 |
Discovision Associates |
Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
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1991-02-15 |
1998-09-15 |
Discovision Associates |
Seek actuator for optical recording
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US6236625B1
(en)
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1991-02-15 |
2001-05-22 |
Discovision Associates |
Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
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*
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1991-02-15 |
2000-05-30 |
Discovision Associates |
Optical disc system having improved circuitry for performing blank sector check on readable disc
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JPH056557A
(ja)
*
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1991-06-28 |
1993-01-14 |
Toshiba Corp |
光学装置
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US5177640A
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*
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1991-10-08 |
1993-01-05 |
Applied Magnetics Corporation |
Two-axis moving coil actuator
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US5220222A
(en)
*
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1991-12-23 |
1993-06-15 |
Eastman Kodak Company |
Magnetic bushings for an optical access actuator
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JP3116287B2
(ja)
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1992-02-03 |
2000-12-11 |
株式会社リコー |
光学式情報記録再生装置
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JP3317997B2
(ja)
*
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1992-06-03 |
2002-08-26 |
株式会社リコー |
対物レンズ駆動装置
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US5381288A
(en)
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1992-06-16 |
1995-01-10 |
Applied Magnetics Corporation, Inc. |
Center moment suspension assembly
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US5278820A
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1992-09-28 |
1994-01-11 |
Eastman Kodak Company |
Apparatus and method for a radial access mechanism for a disk player/recorder
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KR100200808B1
(ko)
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1992-11-30 |
1999-06-15 |
윤종용 |
광픽업 구동장치
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JP2762930B2
(ja)
*
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1994-06-14 |
1998-06-11 |
日本電気株式会社 |
薄型内周外周アクセス光ヘッド
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JPH0821946A
(ja)
*
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1994-07-08 |
1996-01-23 |
Minolta Co Ltd |
電気−機械変換素子を使用したレンズ装置駆動機構
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US5748578A
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*
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1995-01-25 |
1998-05-05 |
Discovision Associates |
Colpitts type oscillator having reduced ringing and improved optical disc system utilizing same
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US5920539A
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1995-01-25 |
1999-07-06 |
Discovision Associates |
Apparatus and method for suppression of electromagnetic emissions having a groove on an external surface for passing an electrical conductor
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US6434087B1
(en)
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1995-01-25 |
2002-08-13 |
Discovision Associates |
Optical disc system and method for controlling bias coil and light source to process information on a storage medium
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US6091684A
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*
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1995-01-25 |
2000-07-18 |
Discovision Associates |
Optical disc system and method for changing the rotational rate of an information storage medium
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US5745470A
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*
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1995-05-31 |
1998-04-28 |
Kabushiki Kaisha Toshiba |
Head moving apparatus which cancels leakage flux
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US6549507B1
(en)
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1999-06-11 |
2003-04-15 |
Acute Applied Technologies, Inc. |
Apparatus with ring shape sleeves
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JP4395694B2
(ja)
*
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2001-06-14 |
2010-01-13 |
ソニー株式会社 |
対物レンズ駆動装置及びこれを備えたディスクドライブ装置
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DE102005010868A1
(de)
*
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2005-03-07 |
2006-09-14 |
Deutsche Thomson-Brandt Gmbh |
Abtasteinrichtung für optische Speichermedien
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MY187305A
(en)
*
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2013-12-31 |
2021-09-20 |
Halliburton Energy Services Inc |
Geophone with tunable resonance frequency
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