JP6596093B2 - 光記憶装置における光学ヘッドのトラッキングサーボシステムの適応制御装置 - Google Patents
光記憶装置における光学ヘッドのトラッキングサーボシステムの適応制御装置 Download PDFInfo
- Publication number
- JP6596093B2 JP6596093B2 JP2017536282A JP2017536282A JP6596093B2 JP 6596093 B2 JP6596093 B2 JP 6596093B2 JP 2017536282 A JP2017536282 A JP 2017536282A JP 2017536282 A JP2017536282 A JP 2017536282A JP 6596093 B2 JP6596093 B2 JP 6596093B2
- Authority
- JP
- Japan
- Prior art keywords
- optical
- pickup unit
- focus
- track
- signal
- 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.)
- Active
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
- G11B7/0941—Methods and circuits for servo gain or phase compensation during operation
-
- 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
- G11B7/0925—Electromechanical actuators for lens positioning
- G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking
-
- 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
- G11B7/094—Methods and circuits for servo offset compensation
-
- 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
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
-
- 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
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
Landscapes
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/593,601 | 2015-01-09 | ||
| US14/593,601 US9336812B1 (en) | 2015-01-09 | 2015-01-09 | Adaptive control of tracking servo system of optical heads in optical storage devices |
| PCT/US2016/012428 WO2016112160A1 (en) | 2015-01-09 | 2016-01-07 | Adaptive control of tracking servo system of optical heads in optical storage devices |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018501600A JP2018501600A (ja) | 2018-01-18 |
| JP2018501600A5 JP2018501600A5 (enExample) | 2019-02-14 |
| JP6596093B2 true JP6596093B2 (ja) | 2019-10-23 |
Family
ID=55168498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017536282A Active JP6596093B2 (ja) | 2015-01-09 | 2016-01-07 | 光記憶装置における光学ヘッドのトラッキングサーボシステムの適応制御装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9336812B1 (enExample) |
| EP (1) | EP3243203A1 (enExample) |
| JP (1) | JP6596093B2 (enExample) |
| CN (1) | CN107112033B (enExample) |
| WO (1) | WO2016112160A1 (enExample) |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5703848A (en) * | 1994-04-05 | 1997-12-30 | Hewlett-Packard Company | Off track detection system for ruggedized optical disk drive |
| JPH08203096A (ja) * | 1995-01-27 | 1996-08-09 | Canon Inc | 光学式情報記録再生装置と情報記録再生装置 |
| US5949590A (en) | 1995-12-29 | 1999-09-07 | Lg Electronics, Inc. | Actuator for optical pickup apparatus |
| US6349079B1 (en) * | 1998-10-09 | 2002-02-19 | Seagate Technology Llc | System and method for detecting a head positioning error within a computer memory device |
| US20020031061A1 (en) * | 2000-06-06 | 2002-03-14 | Minoru Yonezawa | Optical disk apparatus and method of adjusting the same |
| JP2001351256A (ja) * | 2000-06-06 | 2001-12-21 | Toshiba Corp | 対物レンズ駆動装置 |
| US6958957B2 (en) * | 2001-01-25 | 2005-10-25 | Dphi Acquisitions, Inc. | Digital tracking and focus servo system with TES to FES crosstalk calibration |
| US6891781B2 (en) * | 2001-01-25 | 2005-05-10 | Dphi Acquisitions, Inc. | Digital servo system with second order compensator |
| US7142486B2 (en) | 2001-04-02 | 2006-11-28 | Ricoh Company, Ltd. | Signal processing method and signal processing apparatus |
| KR20060065674A (ko) | 2003-08-07 | 2006-06-14 | 마쯔시다덴기산교 가부시키가이샤 | 광 디스크 장치 |
| US7136255B2 (en) | 2003-10-20 | 2006-11-14 | Quantum Corporation | Servo methods and systems using masked medium edge position sensors |
| US7102845B2 (en) | 2003-10-20 | 2006-09-05 | Quantum Corporation | Servo methods and systems using existing data structures and medium edge position |
| US7116514B2 (en) | 2003-10-20 | 2006-10-03 | Quantum Corporation | Methods and systems for magnetic recording |
| US7139152B2 (en) | 2003-10-20 | 2006-11-21 | Quantum Corporation | Servo methods and systems using existing data structures and optical masks |
| KR100640658B1 (ko) | 2005-07-29 | 2006-11-01 | 삼성전자주식회사 | 블루-레이 디스크 드라이브에서 시간 변화량를 이용하여ｈｍｗ 신호를 검출하는 장치 및 방법 |
| US20070064566A1 (en) | 2005-09-21 | 2007-03-22 | Wei-Hsin Hsu | Signal process device and method for obtaining wobble signal |
| US7969832B2 (en) | 2006-02-02 | 2011-06-28 | Oracle America, Inc. | Optical tape drive systems |
| JP4738482B2 (ja) * | 2006-05-30 | 2011-08-03 | パナソニック株式会社 | 光ヘッド移送装置、光ヘッド移送装置の集積回路、集束レンズ駆動装置、および集束レンズ駆動装置の集積回路 |
| JP2008146762A (ja) * | 2006-12-12 | 2008-06-26 | Matsushita Electric Ind Co Ltd | 光ディスク装置及びその制御方法 |
| JP4407747B2 (ja) | 2007-12-13 | 2010-02-03 | ソニー株式会社 | Ａ／ｄ変換器及び情報記録再生装置 |
| JP4525746B2 (ja) | 2007-12-13 | 2010-08-18 | ソニー株式会社 | ウォブル信号抽出回路及び光ディスク装置 |
| KR101466926B1 (ko) | 2008-09-25 | 2014-12-01 | 삼성전자주식회사 | 오프셋 전압을 보상할 수 있는 신호 처리기, 워블 신호 검출기, 및 이를 포함하는 광 디스크 장치 |
| JP2011233192A (ja) | 2010-04-26 | 2011-11-17 | Renesas Electronics Corp | 半導体集積回路およびそれを搭載した光ディスク装置 |
| US8339907B2 (en) | 2010-09-20 | 2012-12-25 | Oracle International Corporation | Optical storage focus servo system and method of controlling same |
| JP5955092B2 (ja) * | 2011-10-12 | 2016-07-20 | パナソニックＩｐマネジメント株式会社 | 光記録再生装置および再生装置 |
| JP6032535B2 (ja) * | 2011-10-17 | 2016-11-30 | パナソニックＩｐマネジメント株式会社 | 光ピックアップおよび光記録再生装置 |
| US8593921B1 (en) | 2012-12-31 | 2013-11-26 | Oracle International Corporation | Optical media servo tracking |
-
2015
- 2015-01-09 US US14/593,601 patent/US9336812B1/en active Active
-
2016
- 2016-01-07 EP EP16700790.5A patent/EP3243203A1/en active Pending
- 2016-01-07 CN CN201680004395.XA patent/CN107112033B/zh active Active
- 2016-01-07 JP JP2017536282A patent/JP6596093B2/ja active Active
- 2016-01-07 WO PCT/US2016/012428 patent/WO2016112160A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| EP3243203A1 (en) | 2017-11-15 |
| CN107112033B (zh) | 2018-11-09 |
| CN107112033A (zh) | 2017-08-29 |
| JP2018501600A (ja) | 2018-01-18 |
| US9336812B1 (en) | 2016-05-10 |
| WO2016112160A1 (en) | 2016-07-14 |
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