DE3783857D1 - Positioniersystem fuer ein informationsspeicherungssystem. - Google Patents
Positioniersystem fuer ein informationsspeicherungssystem.Info
- Publication number
- DE3783857D1 DE3783857D1 DE8787309007T DE3783857T DE3783857D1 DE 3783857 D1 DE3783857 D1 DE 3783857D1 DE 8787309007 T DE8787309007 T DE 8787309007T DE 3783857 T DE3783857 T DE 3783857T DE 3783857 D1 DE3783857 D1 DE 3783857D1
- Authority
- DE
- Germany
- Prior art keywords
- information storage
- storage system
- positioning
- positioning system
- information
- 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
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. 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
- G11B7/085—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
- G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
- G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/08—Track changing or selecting during transducing operation
- G11B21/081—Access to indexed tracks or parts of continuous track
- G11B21/083—Access to indexed tracks or parts of continuous track on discs
- G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61242342A JPH0640423B2 (ja) | 1986-10-13 | 1986-10-13 | 情報記憶装置の位置決め制御方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3783857D1 true DE3783857D1 (de) | 1993-03-11 |
DE3783857T2 DE3783857T2 (de) | 1993-05-19 |
Family
ID=17087769
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787309007T Expired - Fee Related DE3783857T2 (de) | 1986-10-13 | 1987-10-13 | Positioniersystem fuer ein informationsspeicherungssystem. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5084661A (de) |
EP (1) | EP0265138B1 (de) |
JP (1) | JPH0640423B2 (de) |
KR (1) | KR900007672B1 (de) |
DE (1) | DE3783857T2 (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5146440A (en) * | 1988-08-29 | 1992-09-08 | Matsushita Electric Industrial Co., Ltd. | Track search apparatus |
JPH0287994A (ja) * | 1988-09-21 | 1990-03-28 | Nec Corp | 磁気ディスク装置 |
US5305159A (en) * | 1990-08-08 | 1994-04-19 | Kabushiki Kaisha Toshiba | Magnetic disk apparatus |
JPH0778975B2 (ja) * | 1990-09-27 | 1995-08-23 | インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン | 光学ディスク駆動装置 |
JPH05137393A (ja) * | 1991-11-08 | 1993-06-01 | Victor Co Of Japan Ltd | 情報記録再生装置 |
US5545963A (en) * | 1993-04-01 | 1996-08-13 | Canon Denshi Kabushiki Kaisha | Seek method and apparatus |
JPH07107789A (ja) * | 1993-09-29 | 1995-04-21 | Matsushita Electric Ind Co Ltd | フロッピーディスク装置 |
JPH0817151A (ja) * | 1994-04-27 | 1996-01-19 | Sharp Corp | 情報記録再生装置のモータ制御装置 |
JP3066269B2 (ja) * | 1994-11-17 | 2000-07-17 | アルプス電気株式会社 | 光学的記録/再生装置 |
JPH08251992A (ja) * | 1995-03-15 | 1996-09-27 | Alps Electric Co Ltd | ステッピングモータ駆動装置 |
JP3282958B2 (ja) * | 1996-01-23 | 2002-05-20 | 株式会社リコー | 光ディスク装置 |
JP3665419B2 (ja) * | 1996-05-02 | 2005-06-29 | 新電元工業株式会社 | 誘導性負荷駆動方法、及びhブリッジ回路制御装置 |
DE19653460C2 (de) * | 1996-07-30 | 1999-10-28 | Elmos Semiconductor Ag | Verfahren zur sensorlosen Schritterkennung bei Schrittmotoren |
JP3305600B2 (ja) * | 1996-11-20 | 2002-07-22 | アルプス電気株式会社 | 記録再生装置 |
US6078114A (en) * | 1998-04-08 | 2000-06-20 | Universal Instruments Corporation | Method and apparatus for vibration reduction/control in a variable reluctance linear motor |
KR100312615B1 (ko) * | 1999-01-23 | 2001-11-03 | 구자홍 | 광디스크 재생/기록기의 서보제어방법 및 장치 |
US6768977B1 (en) * | 1999-11-30 | 2004-07-27 | Texas Instruments Incorporated | Method and circuit for modeling a voice coil actuator of a mass data storage device |
JP3811337B2 (ja) * | 2000-07-28 | 2006-08-16 | 富士通株式会社 | 情報記憶装置 |
JP4261752B2 (ja) * | 2000-09-07 | 2009-04-30 | キヤノン株式会社 | 駆動装置 |
JP3634739B2 (ja) * | 2000-10-24 | 2005-03-30 | 株式会社ソニー・コンピュータエンタテインメント | 光学ピックアップの位置制御方法 |
JP3978348B2 (ja) * | 2002-02-14 | 2007-09-19 | 株式会社日立エルジーデータストレージ | 光ディスク装置及び光ピックアップの移動制御方法 |
KR20030090235A (ko) * | 2002-05-21 | 2003-11-28 | 삼성전기주식회사 | 직류모터용 콘트롤러를 이용한 픽업 구동용 스텝핑 모터의제어장치 |
KR20040004831A (ko) | 2002-07-05 | 2004-01-16 | 삼성전자주식회사 | 광 디스크 구동 시스템의 스텝 모터 제어 방법 및 그 장치 |
KR100486296B1 (ko) * | 2003-01-03 | 2005-04-29 | 삼성전자주식회사 | 광디스크 장치의 스텝모터 구동방법 |
US6967460B1 (en) * | 2004-07-22 | 2005-11-22 | Service & Quality Technology Co., Ltd. | Error-correction apparatus for step-motor transmission system and a method for the same |
US20060072417A1 (en) * | 2004-09-03 | 2006-04-06 | Chao-Hsin Tseng | Device for reducing power consumption of optical drive and method for the same |
JP2007066451A (ja) * | 2005-08-31 | 2007-03-15 | Fujitsu Ltd | 光ディスク装置 |
US20070097819A1 (en) * | 2005-10-31 | 2007-05-03 | Hanks D Mitchel | Laser positioning in an optical disc drive |
JP4561662B2 (ja) * | 2006-03-22 | 2010-10-13 | ティアック株式会社 | 光ディスク装置 |
JP4797731B2 (ja) * | 2006-03-22 | 2011-10-19 | ティアック株式会社 | 光ディスク装置 |
JP7261622B2 (ja) * | 2019-03-13 | 2023-04-20 | ローム株式会社 | ステッピングモータの駆動回路、それを用いた電子機器 |
TWI699087B (zh) * | 2019-12-13 | 2020-07-11 | 點晶科技股份有限公司 | 音圈馬達驅動裝置以及控制訊號提供方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5737743A (en) * | 1980-08-20 | 1982-03-02 | Teac Co | Retrieving method of disk device |
US4627039A (en) * | 1983-12-23 | 1986-12-02 | Magnetic Peripherals Inc. | Head positioning servo system for optical recording with coarse and fine control |
JPS6146198A (ja) * | 1984-08-11 | 1986-03-06 | Mitsubishi Electric Corp | ステツプモ−タ駆動制御回路 |
JPH0746435B2 (ja) * | 1985-03-14 | 1995-05-17 | オリンパス光学工業株式会社 | 光学的情報記録再生装置における光ピックアップの異常判別装置 |
JPS6273430A (ja) * | 1985-09-26 | 1987-04-04 | Canon Inc | 光情報記録再生装置 |
US4807206A (en) * | 1986-01-14 | 1989-02-21 | Matsushita Electric Industrial Co., Ltd. | Track jump detection system |
JP2718665B2 (ja) * | 1986-07-09 | 1998-02-25 | 株式会社日立製作所 | フアイル記憶装置 |
-
1986
- 1986-10-13 JP JP61242342A patent/JPH0640423B2/ja not_active Expired - Lifetime
-
1987
- 1987-10-13 EP EP87309007A patent/EP0265138B1/de not_active Expired - Lifetime
- 1987-10-13 US US07/107,501 patent/US5084661A/en not_active Expired - Fee Related
- 1987-10-13 DE DE8787309007T patent/DE3783857T2/de not_active Expired - Fee Related
- 1987-10-13 KR KR1019870011343A patent/KR900007672B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS6396782A (ja) | 1988-04-27 |
JPH0640423B2 (ja) | 1994-05-25 |
KR900007672B1 (ko) | 1990-10-18 |
EP0265138A3 (en) | 1989-09-13 |
EP0265138B1 (de) | 1993-01-27 |
US5084661A (en) | 1992-01-28 |
DE3783857T2 (de) | 1993-05-19 |
KR880005610A (ko) | 1988-09-14 |
EP0265138A2 (de) | 1988-04-27 |
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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 |