DE60023050T2 - Optische Platte mit Merkmalen zur Radialneigungserfassung, und Vorrichtung zum Messen einer Radialneigung - Google Patents
Optische Platte mit Merkmalen zur Radialneigungserfassung, und Vorrichtung zum Messen einer Radialneigung Download PDFInfo
- Publication number
- DE60023050T2 DE60023050T2 DE60023050T DE60023050T DE60023050T2 DE 60023050 T2 DE60023050 T2 DE 60023050T2 DE 60023050 T DE60023050 T DE 60023050T DE 60023050 T DE60023050 T DE 60023050T DE 60023050 T2 DE60023050 T2 DE 60023050T2
- Authority
- DE
- Germany
- Prior art keywords
- height
- groove
- area
- optical
- radial
- 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
- 230000003287 optical effect Effects 0.000 title claims description 61
- 238000001514 detection method Methods 0.000 title description 9
- 230000008859 change Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 10
- 239000000758 substrate Substances 0.000 description 10
- 239000010409 thin film Substances 0.000 description 8
- 206010010071 Coma Diseases 0.000 description 7
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
-
- 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
- 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
-
- 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
- G11B7/08—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
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US256791 | 1999-02-24 | ||
| US09/256,791 US6549511B1 (en) | 1999-02-24 | 1999-02-24 | Optical disk medium having features for radial tilt detection and apparatus for measuring radial tilt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60023050D1 DE60023050D1 (de) | 2006-02-23 |
| DE60023050T2 true DE60023050T2 (de) | 2006-09-28 |
Family
ID=22973594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60023050T Expired - Lifetime DE60023050T2 (de) | 1999-02-24 | 2000-02-23 | Optische Platte mit Merkmalen zur Radialneigungserfassung, und Vorrichtung zum Messen einer Radialneigung |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US6549511B1 (enExample) |
| EP (1) | EP1031970B1 (enExample) |
| JP (1) | JP2000251333A (enExample) |
| KR (1) | KR20000057116A (enExample) |
| DE (1) | DE60023050T2 (enExample) |
| TW (1) | TW454182B (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3798235B2 (ja) * | 2000-09-01 | 2006-07-19 | 三星電機株式会社 | ラジアルチルト検出装置 |
| KR100396544B1 (ko) * | 2000-11-17 | 2003-09-02 | 삼성전자주식회사 | 광기록재생기기용 에러신호 검출장치 |
| JP3930784B2 (ja) * | 2001-09-17 | 2007-06-13 | シャープ株式会社 | 傾斜量検出装置 |
| US10973545B2 (en) | 2002-05-31 | 2021-04-13 | Teleflex Life Sciences Limited | Powered drivers, intraosseous devices and methods to access bone marrow |
| US8641715B2 (en) | 2002-05-31 | 2014-02-04 | Vidacare Corporation | Manual intraosseous device |
| AU2003240970B2 (en) | 2002-05-31 | 2008-05-15 | Vidacare LLC | Apparatus and method to access bone marrow |
| US8668698B2 (en) | 2002-05-31 | 2014-03-11 | Vidacare Corporation | Assembly for coupling powered driver with intraosseous device |
| US11337728B2 (en) | 2002-05-31 | 2022-05-24 | Teleflex Life Sciences Limited | Powered drivers, intraosseous devices and methods to access bone marrow |
| 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 |
| DE10318395A1 (de) * | 2003-04-22 | 2004-11-11 | Hentze-Lissotschenko Patentverwaltungs Gmbh & Co.Kg | Anordnung und Verfahren zur Justierung mindestens einer Komponente einer lichterzeugenden Vorrichtung |
| US9504477B2 (en) | 2003-05-30 | 2016-11-29 | Vidacare LLC | Powered driver |
| US8944069B2 (en) | 2006-09-12 | 2015-02-03 | Vidacare Corporation | Assemblies for coupling intraosseous (IO) devices to powered drivers |
| CN117330181B (zh) * | 2023-12-01 | 2024-02-27 | 中国工程物理研究院应用电子学研究所 | 基于超表面的多通道多功能激光光束质量检测系统 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1165871A (en) * | 1978-11-08 | 1984-04-17 | Kornelis Bulthuis | Optically inscribable record carrier |
| NL7906576A (nl) * | 1979-09-03 | 1981-03-05 | Philips Nv | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede uitleesinrichting daarvoor. |
| NL7907180A (nl) * | 1979-09-27 | 1981-03-31 | Philips Nv | Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan. |
| NL8100098A (nl) * | 1981-01-12 | 1982-08-02 | Philips Nv | Registratiedrager met optisch uitleesbare informatiestruktuur. |
| JPS5919250A (ja) * | 1982-07-21 | 1984-01-31 | Hitachi Ltd | 情報の記録再生装置 |
| NL8500152A (nl) * | 1985-01-22 | 1986-08-18 | Philips Nv | Registratiedragerlichaam voorzien van vooraf aangebrachte en optisch detekteerbare servospoorgedeelten en sektoradressen. |
| US4866688A (en) | 1985-12-20 | 1989-09-12 | Hitachi, Ltd. | Composite tracking servo system for optical disc apparatus with track offset correction |
| US5602824A (en) * | 1994-08-12 | 1997-02-11 | Nikon Corporation | Optical disk capable of recording information on both land and groove tracks |
| EP0709834B1 (en) | 1994-10-31 | 2000-05-24 | Matsushita Electric Industrial Co., Ltd. | Tilt sensor, optical disk, and tilt compensating method for performing a stable tilt compensating control, and apparatus utilizing the same |
| KR100230250B1 (ko) | 1994-12-26 | 1999-11-15 | 윤종용 | 광디스크 기울어짐에 의한 수차를 보정하는 방법과 그 장치 |
| JP2738337B2 (ja) * | 1995-03-31 | 1998-04-08 | 日本電気株式会社 | 光再生媒体の再生方法及び再生装置 |
| JP3560410B2 (ja) | 1996-03-25 | 2004-09-02 | 三菱電機株式会社 | 光ディスク装置および光ディスク |
| US5808985A (en) | 1997-04-07 | 1998-09-15 | Eastman Kodak Company | Tilt error signal producing apparatus using multiple tracking error signals |
| JP3211002B2 (ja) * | 1997-04-24 | 2001-09-25 | 富士通株式会社 | 光記録媒体、チルト検出器、光ディスク装置、チルト検出方法及びチルト補正方法 |
| JPH1116216A (ja) | 1997-06-19 | 1999-01-22 | Sony Corp | 光ディスク及び光ディスク装置 |
-
1999
- 1999-02-24 US US09/256,791 patent/US6549511B1/en not_active Expired - Fee Related
- 1999-09-27 TW TW088116528A patent/TW454182B/zh not_active IP Right Cessation
- 1999-12-29 KR KR1019990064533A patent/KR20000057116A/ko not_active Ceased
-
2000
- 2000-02-14 JP JP2000034585A patent/JP2000251333A/ja active Pending
- 2000-02-23 DE DE60023050T patent/DE60023050T2/de not_active Expired - Lifetime
- 2000-02-23 EP EP00301412A patent/EP1031970B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP1031970B1 (en) | 2005-10-12 |
| EP1031970A2 (en) | 2000-08-30 |
| JP2000251333A (ja) | 2000-09-14 |
| KR20000057116A (ko) | 2000-09-15 |
| TW454182B (en) | 2001-09-11 |
| DE60023050D1 (de) | 2006-02-23 |
| US6549511B1 (en) | 2003-04-15 |
| EP1031970A3 (en) | 2002-01-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8327 | Change in the person/name/address of the patent owner |
Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE |
|
| 8364 | No opposition during term of opposition |