DE3687274D1 - Spurnachlaufverfahren fuer optische speicherplatte. - Google Patents
Spurnachlaufverfahren fuer optische speicherplatte.Info
- Publication number
- DE3687274D1 DE3687274D1 DE8888120868T DE3687274T DE3687274D1 DE 3687274 D1 DE3687274 D1 DE 3687274D1 DE 8888120868 T DE8888120868 T DE 8888120868T DE 3687274 T DE3687274 T DE 3687274T DE 3687274 D1 DE3687274 D1 DE 3687274D1
- Authority
- DE
- Germany
- Prior art keywords
- optical disk
- tracking procedure
- tracking
- procedure
- disk
- 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 - Lifetime
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
- 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
- G11B7/0903—Multi-beam tracking systems
-
- 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
- G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
- G11B7/0956—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21569585A JPS6275940A (ja) | 1985-09-27 | 1985-09-27 | トラツキング装置 |
JP24509585A JPS62103855A (ja) | 1985-10-30 | 1985-10-30 | トラツキング装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3687274D1 true DE3687274D1 (de) | 1993-01-21 |
DE3687274T2 DE3687274T2 (de) | 1993-04-15 |
Family
ID=26521002
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686113012T Expired - Lifetime DE3672426D1 (de) | 1985-09-27 | 1986-09-20 | Spurnachlaufverfahren fuer eine optische speicherplatte. |
DE8888120868T Expired - Lifetime DE3687274T2 (de) | 1985-09-27 | 1986-09-20 | Spurnachlaufverfahren fuer optische speicherplatte. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686113012T Expired - Lifetime DE3672426D1 (de) | 1985-09-27 | 1986-09-20 | Spurnachlaufverfahren fuer eine optische speicherplatte. |
Country Status (4)
Country | Link |
---|---|
US (2) | US4787076A (de) |
EP (1) | EP0216341B1 (de) |
CA (1) | CA1284222C (de) |
DE (2) | DE3672426D1 (de) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4918675A (en) * | 1986-12-04 | 1990-04-17 | Pencom International Corporation | Magneto-optical head with separate optical paths for error and data detection |
US4905216A (en) * | 1986-12-04 | 1990-02-27 | Pencom International Corporation | Method for constructing an optical head by varying a hologram pattern |
US5136568A (en) * | 1986-12-15 | 1992-08-04 | Deutsche Thomson-Brandt Gmbh | Tracking circuit for guiding a beam of light along data tracks of a recorded medium |
JPH0738260B2 (ja) * | 1987-04-01 | 1995-04-26 | 日本電気株式会社 | 光磁気用光ヘツド装置 |
US5166921A (en) * | 1987-06-17 | 1992-11-24 | Pioneer Electronic Corporation | Optical disk carrying tracking information in multiple formats and apparatus for analyzing same |
JPH01125732A (ja) * | 1987-10-23 | 1989-05-18 | Nippon Conlux Co Ltd | 情報の記録再生方法および装置 |
JPH01189034A (ja) * | 1987-12-28 | 1989-07-28 | Csk Corp | 光メモリカードのトラッキング装置 |
JPH01201832A (ja) * | 1988-02-04 | 1989-08-14 | Nakamichi Corp | 信号処理回路 |
US5065387A (en) * | 1988-04-07 | 1991-11-12 | Insite Peripherals, Inc. | Method and apparatus for generating tracking error signals by means of an optical servo system |
US4983017A (en) * | 1988-08-02 | 1991-01-08 | Sharp Kabushiki Kaisha | Optical head device for reading information stored in a recording medium |
US5062094A (en) * | 1988-11-07 | 1991-10-29 | Minolta Camera Kabushiki Kaisha | Optical head for optical disk system |
JPH0296618U (de) * | 1989-01-17 | 1990-08-01 | ||
JPH02247830A (ja) * | 1989-03-20 | 1990-10-03 | Pioneer Electron Corp | サーボループのループゲイン設定方法 |
JP2870127B2 (ja) * | 1990-05-31 | 1999-03-10 | ソニー株式会社 | トラッキング制御方法 |
JPH0453036A (ja) * | 1990-06-20 | 1992-02-20 | Hitachi Maxell Ltd | 光学情報記録再生装置 |
JPH04137226A (ja) * | 1990-09-28 | 1992-05-12 | Olympus Optical Co Ltd | 情報記録/再生装置 |
JPH04313819A (ja) * | 1991-01-30 | 1992-11-05 | Pioneer Electron Corp | 光スポット位置検出装置 |
JP2935908B2 (ja) * | 1991-01-30 | 1999-08-16 | パイオニア株式会社 | 光スポット位置検出装置 |
US5367512A (en) * | 1991-04-02 | 1994-11-22 | Mitsubishi Denki Kabushiki Kaisha | Multi-beam optical recording-reproduction device with independent error detection for each beam |
US5173598A (en) * | 1991-05-10 | 1992-12-22 | U.S. Philips Corporation | Optical scanning beam position control system which is free of modulation by tracking error |
US5293568A (en) * | 1991-06-28 | 1994-03-08 | Olympus Optical Co., Ltd. | Track-address judging method |
US5289454A (en) * | 1991-12-19 | 1994-02-22 | Minnesota Mining And Manufacturing Company | Optical disc addressing devices a method of use thereof |
JP2630151B2 (ja) * | 1992-01-30 | 1997-07-16 | 日本ビクター株式会社 | 光ディスク装置 |
JPH06162542A (ja) * | 1992-11-24 | 1994-06-10 | Pioneer Electron Corp | 光ディスク装置 |
JPH0896387A (ja) * | 1994-09-27 | 1996-04-12 | Canon Inc | 光学的情報記録再生装置 |
US5519679A (en) * | 1994-10-12 | 1996-05-21 | Eastman Kodak Company | Apparatus and method for multi-spot sampled tracking in an optical data storage system |
JPH08263855A (ja) * | 1995-03-23 | 1996-10-11 | Nec Corp | 光学ヘッド用移送制御装置 |
JPH08329490A (ja) * | 1995-05-31 | 1996-12-13 | Pioneer Electron Corp | トラッキングエラー信号生成装置 |
AU714000B2 (en) * | 1995-06-12 | 1999-12-16 | Sony Corporation | Optical pickup |
JPH09147381A (ja) * | 1995-11-22 | 1997-06-06 | Pioneer Electron Corp | 情報読み取り装置 |
DE19748188A1 (de) * | 1997-10-31 | 1999-05-06 | Thomson Brandt Gmbh | Gerät zum Lesen oder Beschreiben optischer Aufzeichnungsträger |
CN1154985C (zh) * | 1998-07-03 | 2004-06-23 | 株式会社日立制作所 | 光检测器、信号处理电路、及其光信息再现设备 |
JP4023012B2 (ja) * | 1998-11-10 | 2007-12-19 | ソニー株式会社 | 光ディスク傾き検出方法、光学ピックアップ装置および光ディスク装置 |
US6519213B1 (en) * | 1999-06-29 | 2003-02-11 | Oak Technology, Inc. | Method and apparatus for reading data from a disk |
JP3617439B2 (ja) * | 1999-11-02 | 2005-02-02 | ティアック株式会社 | 光ディスク装置 |
JP3384393B2 (ja) * | 1999-12-15 | 2003-03-10 | 日本電気株式会社 | 光ヘッド装置及び光学式情報記録再生装置並びにラジアルチルト検出方法 |
KR100618991B1 (ko) * | 2000-03-28 | 2006-08-31 | 삼성전자주식회사 | 광픽업용 시크방향 검출신호 생성장치 |
KR20030088526A (ko) * | 2002-05-11 | 2003-11-20 | 삼성전자주식회사 | 광디스크 시스템의 트래킹에러신호 생성장치 및 방법 |
KR100486271B1 (ko) * | 2002-10-08 | 2005-04-29 | 삼성전자주식회사 | 트랙킹 에러신호 생성 장치 및 방법 |
US7242648B2 (en) * | 2003-04-28 | 2007-07-10 | Matsushita Electric Industrial Co., Ltd. | Tracking error signal generation device, optical disc apparatus, tracking error signal generation method and tracking control method |
TW200707427A (en) * | 2005-06-06 | 2007-02-16 | Koninkl Philips Electronics Nv | An optical system with filtered push pull radial tracking |
US8897108B1 (en) * | 2012-04-26 | 2014-11-25 | Marvell International Ltd. | Single beam radial tracking method for optical discs |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4358796A (en) * | 1978-03-27 | 1982-11-09 | Discovision Associates | Spindle servo system for videodisc player |
JPS6331218Y2 (de) * | 1979-11-08 | 1988-08-22 | ||
JPS626580Y2 (de) * | 1979-11-17 | 1987-02-16 | ||
JPS5877036A (ja) * | 1981-10-30 | 1983-05-10 | Olympus Optical Co Ltd | ピット中心検出方法 |
US4564929A (en) * | 1981-11-25 | 1986-01-14 | Hitachi, Ltd. | Information recording and reproducing apparatus with tracking control by sampling |
JPS58143472A (ja) * | 1982-02-22 | 1983-08-26 | Hitachi Ltd | 記録情報再生装置のトラツキングサ−ボ制御装置 |
JPS58159248A (ja) * | 1982-03-17 | 1983-09-21 | Fujitsu Ltd | 光デイスク装置のトラツキングサ−ボ方式 |
JPS58220252A (ja) * | 1982-06-16 | 1983-12-21 | Hitachi Ltd | 光学式ピツクアツプのトラツキング誤差信号検出回路 |
JPS5919250A (ja) * | 1982-07-21 | 1984-01-31 | Hitachi Ltd | 情報の記録再生装置 |
JPH0612594B2 (ja) * | 1982-08-31 | 1994-02-16 | パイオニア株式会社 | 情報検出点位置制御のためのサーボ装置 |
US4695992A (en) * | 1983-01-31 | 1987-09-22 | Canon Kabushiki Kaisha | Optical information recording-reproducing apparatus in which the relative position of a primary beam and secondary beams on recording medium is varied during recording and reproduction of information |
US4661942A (en) * | 1983-08-26 | 1987-04-28 | Mitsubishi Denki Kabushiki Kaisha | Control apparatus for information storage and retrieval system |
JPS6095736A (ja) * | 1983-10-29 | 1985-05-29 | Sony Corp | 光学式デイスクプレ−ヤ−のトラツキングサ−ボ装置 |
JPS59112442A (ja) * | 1983-11-21 | 1984-06-28 | Teac Co | 光学的再生装置 |
JPS60151846A (ja) * | 1984-01-18 | 1985-08-09 | Matsushita Electric Ind Co Ltd | 光学式デイスク再生装置 |
US4748609A (en) * | 1985-03-29 | 1988-05-31 | Hitachi, Ltd. | Method and apparatus for composite tracking servo system with track offset correction and rotary optical disc having at least one correction mark for correcting track offset |
US4707816A (en) * | 1985-03-29 | 1987-11-17 | Hitachi, Ltd. | Method and apparatus for composite wobbled and push-pull tracking servo system |
DE3618720A1 (de) * | 1985-06-05 | 1986-12-11 | Hitachi, Ltd., Tokio/Tokyo | Verfahren und vorrichtung zur spurnachfuehrung bei bildplatten |
-
1986
- 1986-09-20 DE DE8686113012T patent/DE3672426D1/de not_active Expired - Lifetime
- 1986-09-20 DE DE8888120868T patent/DE3687274T2/de not_active Expired - Lifetime
- 1986-09-20 EP EP86113012A patent/EP0216341B1/de not_active Expired
- 1986-09-23 CA CA000518829A patent/CA1284222C/en not_active Expired - Lifetime
- 1986-09-25 US US06/911,410 patent/US4787076A/en not_active Expired - Lifetime
-
1994
- 1994-08-12 US US08/289,565 patent/US5412630A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4787076A (en) | 1988-11-22 |
US5412630A (en) | 1995-05-02 |
DE3687274T2 (de) | 1993-04-15 |
EP0216341B1 (de) | 1990-07-04 |
DE3672426D1 (de) | 1990-08-09 |
CA1284222C (en) | 1991-05-14 |
EP0216341A2 (de) | 1987-04-01 |
EP0216341A3 (en) | 1988-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |