DE69900012T2 - Neigungserkennungsvorrichtung, optisches Speicher und Wiedergabe-Plattengerät, und Neigungserkennungsverfahren - Google Patents
Neigungserkennungsvorrichtung, optisches Speicher und Wiedergabe-Plattengerät, und NeigungserkennungsverfahrenInfo
- Publication number
- DE69900012T2 DE69900012T2 DE69900012T DE69900012T DE69900012T2 DE 69900012 T2 DE69900012 T2 DE 69900012T2 DE 69900012 T DE69900012 T DE 69900012T DE 69900012 T DE69900012 T DE 69900012T DE 69900012 T2 DE69900012 T2 DE 69900012T2
- Authority
- DE
- Germany
- Prior art keywords
- tilt detection
- optical storage
- detection method
- disk device
- playback 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24085—Pits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10009—Improvement or modification of read or write signals
- G11B20/10305—Improvement or modification of read or write signals signal quality assessment
- G11B20/10388—Improvement or modification of read or write signals signal quality assessment control of the read or write heads, e.g. tracking errors, defocus or tilt 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
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
-
- 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
- G11B7/08—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
- G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
-
- 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
- G11B7/08—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
- G11B7/0943—Methods and circuits for performing mathematical operations on individual detector segment outputs
-
- 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
-
- 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
- G11B7/13—Optical detectors therefor
- G11B7/133—Shape of individual detector elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
-
- 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
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/00745—Sectoring or header formats within a track
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25990498 | 1998-09-14 | ||
JP36454998 | 1998-12-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69900012D1 DE69900012D1 (de) | 2000-11-09 |
DE69900012T2 true DE69900012T2 (de) | 2001-06-07 |
Family
ID=26544348
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69933830T Expired - Lifetime DE69933830T2 (de) | 1998-09-14 | 1999-07-08 | Neigungserkennungsvorrichtung, optisches Plattengerät, und Neigungssteuerverfahren |
DE69900013T Expired - Lifetime DE69900013T2 (de) | 1998-09-14 | 1999-07-08 | Neigungserkennungsvorrichtung, optisches Speicher und Wiedergabe-Plattengerät, und Neigungserkennungserfahren |
DE69900012T Expired - Lifetime DE69900012T2 (de) | 1998-09-14 | 1999-07-08 | Neigungserkennungsvorrichtung, optisches Speicher und Wiedergabe-Plattengerät, und Neigungserkennungsverfahren |
DE69900014T Expired - Lifetime DE69900014T2 (de) | 1998-09-14 | 1999-07-08 | Neigungserkennungsvorrichtung, optischer Speicher und Wiedergabe-Plattengerät, und Neigungserkennungsverfahren |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69933830T Expired - Lifetime DE69933830T2 (de) | 1998-09-14 | 1999-07-08 | Neigungserkennungsvorrichtung, optisches Plattengerät, und Neigungssteuerverfahren |
DE69900013T Expired - Lifetime DE69900013T2 (de) | 1998-09-14 | 1999-07-08 | Neigungserkennungsvorrichtung, optisches Speicher und Wiedergabe-Plattengerät, und Neigungserkennungserfahren |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69900014T Expired - Lifetime DE69900014T2 (de) | 1998-09-14 | 1999-07-08 | Neigungserkennungsvorrichtung, optischer Speicher und Wiedergabe-Plattengerät, und Neigungserkennungsverfahren |
Country Status (9)
Country | Link |
---|---|
US (4) | US6549493B1 (de) |
EP (4) | EP0987690B1 (de) |
KR (1) | KR100365661B1 (de) |
CN (3) | CN1209756C (de) |
AU (1) | AU755865B2 (de) |
BR (1) | BR9907115A (de) |
CA (1) | CA2309696C (de) |
DE (4) | DE69933830T2 (de) |
WO (1) | WO2000016321A1 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4258046B2 (ja) * | 1998-11-17 | 2009-04-30 | ソニー株式会社 | ディスクドライブ装置 |
JP3776620B2 (ja) * | 1999-03-24 | 2006-05-17 | パイオニア株式会社 | 方向検出装置及び方向検出方法 |
JP2000339727A (ja) * | 1999-05-18 | 2000-12-08 | Lg Electronics Inc | 光記録媒体の記録再生方法 |
KR100606669B1 (ko) * | 1999-05-19 | 2006-07-31 | 엘지전자 주식회사 | 광 기록매체의 기록재생 방법 |
US7214232B2 (en) * | 1999-07-23 | 2007-05-08 | Ethicon, Inc. | Graft fixation device |
JP2001056952A (ja) * | 1999-08-19 | 2001-02-27 | Hitachi Ltd | 光ヘッド装置およびその製造方法 |
JP4125458B2 (ja) * | 1999-10-28 | 2008-07-30 | 松下電器産業株式会社 | 光ディスク装置 |
CN1235205C (zh) * | 2000-06-26 | 2006-01-04 | 松下电器产业株式会社 | 光学头 |
US6970404B2 (en) * | 2000-10-05 | 2005-11-29 | Matsushita Electric Industrial Co., Ltd. | Information recording/reproducing apparatus |
CN1324579C (zh) * | 2001-03-30 | 2007-07-04 | 三星电机株式会社 | 倾斜检测器和倾斜检测的方法 |
JP2003077156A (ja) * | 2001-06-20 | 2003-03-14 | Mitsubishi Electric Corp | 光ヘッド装置 |
JP2003141761A (ja) * | 2001-10-31 | 2003-05-16 | Sanyo Electric Co Ltd | 光ディスク装置および記録/再生方法 |
KR101001181B1 (ko) | 2002-04-02 | 2010-12-17 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 다차원 액추에이터를 이용하여 틸트 교정을 수행하는 방법및 장치 |
JP2004047043A (ja) * | 2002-05-13 | 2004-02-12 | Nec Corp | 光ディスク媒体およびドライブ装置 |
KR20030093683A (ko) * | 2002-06-05 | 2003-12-11 | 삼성전자주식회사 | 호환형 광픽업 |
TW589634B (en) * | 2002-06-11 | 2004-06-01 | Benq Corp | Method for adjusting mechanical error of optical disc reading device |
JP2004022127A (ja) * | 2002-06-19 | 2004-01-22 | Pioneer Electronic Corp | チルト補正装置 |
KR100888590B1 (ko) * | 2002-07-11 | 2009-03-16 | 삼성전자주식회사 | 래디얼 틸트 검출 방법 및 그 장치 |
US20050237909A1 (en) * | 2002-07-24 | 2005-10-27 | Maarten Kuijper | Rewritable optical medium, apparatus for reading and/or for writing it and process for manufacturing a rewritable disc. |
JP2004264808A (ja) * | 2003-01-07 | 2004-09-24 | Shinohara Yasuko | 光学顕微鏡および天体望遠鏡の結像方法 |
JP3947875B2 (ja) * | 2003-03-10 | 2007-07-25 | 日本電気株式会社 | 光ディスク媒体及び光ディスク記録再生方法 |
DE10319757A1 (de) * | 2003-04-30 | 2004-11-18 | Deutsche Thomson-Brandt Gmbh | Wiedergabe- oder Aufzeichnungsgerät für optische Aufzeichnungsträger mit einer Neigungsregelung |
US20070030774A1 (en) * | 2003-05-21 | 2007-02-08 | Raaymakers Jeroen Arnoldus Leo | Disc drive apparatus, and tilt compensation method |
JP2005071527A (ja) * | 2003-08-27 | 2005-03-17 | Tdk Corp | 光記録媒体の反り角測定装置及び反り角測定方法 |
CN100369131C (zh) * | 2003-09-03 | 2008-02-13 | 联发科技股份有限公司 | 光学头倾斜角度调整方法 |
JP3989889B2 (ja) * | 2003-09-19 | 2007-10-10 | 株式会社リコー | 収差調整装置、光ピックアップ、プログラム、及び記憶媒体 |
TWI260013B (en) * | 2003-12-04 | 2006-08-11 | Mediatek Inc | Optical incidence auto-adjusting system |
JP2005166195A (ja) * | 2003-12-04 | 2005-06-23 | Canon Inc | 光情報記録再生装置及び光情報記録再生方法 |
JP2005196896A (ja) * | 2004-01-08 | 2005-07-21 | Toshiba Corp | 光ディスク装置およびその制御方法 |
JP4537780B2 (ja) * | 2004-06-30 | 2010-09-08 | パイオニア株式会社 | チルト補正装置及び方法、情報記録装置、並びに情報記録再生装置 |
US7414929B2 (en) * | 2004-09-22 | 2008-08-19 | Lsi Corporation | Optical disc tilt detection and tilt servo control method |
CN101223589B (zh) | 2005-05-23 | 2011-05-25 | 瑞萨电子株式会社 | 光盘装置 |
TWI292905B (en) * | 2005-06-20 | 2008-01-21 | Mediatek Inc | Control circuit of optical storage device and method thereof |
EP1764791A1 (de) * | 2005-09-16 | 2007-03-21 | Deutsche Thomson-Brandt Gmbh | Verfahren und Gerät zum Lesen von winkelgemultiplexten Pits |
US20070133365A1 (en) * | 2005-12-12 | 2007-06-14 | Shih-Hao Ko | Tilt calibration apparatus and method capable of adjusting included angle between optical pick-up head and optical disc according to wobble signal |
US20080025168A1 (en) * | 2006-07-27 | 2008-01-31 | Chi-Mou Chao | Methods for determining relationship between main beam and side beam in optical storage device and related apparatuses |
JP2010015655A (ja) * | 2008-07-04 | 2010-01-21 | Hitachi Ltd | 光ディスク装置及びそのチルト制御方法 |
CN103035264B (zh) * | 2011-09-29 | 2015-07-08 | 凌阳科技股份有限公司 | 数据还原装置与方法 |
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JPH0680535B2 (ja) | 1982-08-27 | 1994-10-12 | 株式会社日立製作所 | 情報の記録再生方法 |
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JPH10312565A (ja) | 1997-05-14 | 1998-11-24 | Olympus Optical Co Ltd | 光ディスク駆動装置 |
JPH1116216A (ja) * | 1997-06-19 | 1999-01-22 | Sony Corp | 光ディスク及び光ディスク装置 |
JPH11144281A (ja) | 1997-11-13 | 1999-05-28 | Sony Corp | ディスク再生装置 |
JPH11161987A (ja) | 1997-11-25 | 1999-06-18 | Sony Corp | スキュー検出装置 |
JP3545196B2 (ja) * | 1998-03-20 | 2004-07-21 | パイオニア株式会社 | チルトサーボ制御装置 |
KR100618962B1 (ko) * | 1998-08-29 | 2006-09-01 | 삼성전자주식회사 | 서보 에러 검출 방법, 이에 적합한 장치, 트랙킹 에러 검출 방법, 그리고 틸트 에러 검출방법 |
US6459664B1 (en) * | 1998-08-31 | 2002-10-01 | Matsushita Electric Industrial Co., Ltd. | Optical disc tilt control apparatus |
JP2000132855A (ja) * | 1998-10-27 | 2000-05-12 | Matsushita Electric Ind Co Ltd | 光情報記録再生装置 |
JP3688482B2 (ja) | 1998-10-29 | 2005-08-31 | パイオニア株式会社 | 傾斜検出装置 |
JP2007149841A (ja) * | 2005-11-25 | 2007-06-14 | Toyota Motor Corp | 熱発電装置 |
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1999
- 1999-07-08 DE DE69933830T patent/DE69933830T2/de not_active Expired - Lifetime
- 1999-07-08 DE DE69900013T patent/DE69900013T2/de not_active Expired - Lifetime
- 1999-07-08 EP EP99115616A patent/EP0987690B1/de not_active Expired - Lifetime
- 1999-07-08 DE DE69900012T patent/DE69900012T2/de not_active Expired - Lifetime
- 1999-07-08 DE DE69900014T patent/DE69900014T2/de not_active Expired - Lifetime
- 1999-07-08 EP EP99115617A patent/EP0987691B1/de not_active Expired - Lifetime
- 1999-07-08 EP EP99113218A patent/EP0987689B1/de not_active Expired - Lifetime
- 1999-07-08 EP EP99115615A patent/EP0986053B1/de not_active Expired - Lifetime
- 1999-07-13 CN CNB998016071A patent/CN1209756C/zh not_active Expired - Lifetime
- 1999-07-13 CN CNB2004100768050A patent/CN1319055C/zh not_active Expired - Fee Related
- 1999-07-13 CN CNB2004100768046A patent/CN100334621C/zh not_active Expired - Fee Related
- 1999-07-13 WO PCT/JP1999/003761 patent/WO2000016321A1/en active IP Right Grant
- 1999-07-13 CA CA002309696A patent/CA2309696C/en not_active Expired - Lifetime
- 1999-07-13 KR KR1020007005250A patent/KR100365661B1/ko not_active IP Right Cessation
- 1999-07-13 US US09/352,203 patent/US6549493B1/en not_active Expired - Lifetime
- 1999-07-13 BR BR9907115-0A patent/BR9907115A/pt not_active Application Discontinuation
- 1999-07-13 AU AU46512/99A patent/AU755865B2/en not_active Expired
- 1999-08-23 US US09/379,495 patent/US6167009A/en not_active Expired - Lifetime
- 1999-08-23 US US09/379,494 patent/US6169715B1/en not_active Expired - Lifetime
- 1999-08-23 US US09/379,496 patent/US6157600A/en not_active Expired - Lifetime
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Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |