DE602005004331D1 - Optisches Abtastgerät - Google Patents
Optisches AbtastgerätInfo
- Publication number
- DE602005004331D1 DE602005004331D1 DE602005004331T DE602005004331T DE602005004331D1 DE 602005004331 D1 DE602005004331 D1 DE 602005004331D1 DE 602005004331 T DE602005004331 T DE 602005004331T DE 602005004331 T DE602005004331 T DE 602005004331T DE 602005004331 D1 DE602005004331 D1 DE 602005004331D1
- Authority
- DE
- Germany
- Prior art keywords
- scanning device
- optical scanning
- optical
- scanning
- 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
- G11B7/12—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
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
-
- 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
- G11B7/131—Arrangement of detectors in a multiple array
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
- G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
-
- 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
- G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
- G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optical Head (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2004043125 | 2004-06-11 | ||
KR1020040043125A KR100541954B1 (ko) | 2004-06-11 | 2004-06-11 | 광픽업장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE602005004331D1 true DE602005004331D1 (de) | 2008-03-06 |
DE602005004331T2 DE602005004331T2 (de) | 2008-09-11 |
Family
ID=34941604
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602005004331T Active DE602005004331T2 (de) | 2004-06-11 | 2005-06-08 | Optisches Abtastgerät |
Country Status (5)
Country | Link |
---|---|
US (1) | US7450487B2 (de) |
EP (1) | EP1605449B1 (de) |
KR (1) | KR100541954B1 (de) |
CN (1) | CN100346410C (de) |
DE (1) | DE602005004331T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4609301B2 (ja) | 2005-12-14 | 2011-01-12 | 船井電機株式会社 | 光ピックアップ装置 |
JP2007213650A (ja) | 2006-02-07 | 2007-08-23 | Funai Electric Co Ltd | 光ピックアップ装置 |
WO2007117082A2 (en) * | 2006-04-11 | 2007-10-18 | Lg Electronics Inc. | Recording and reproducing apparatus, recording and reproducing method, and method of determining type of recording medium |
EP2150954A4 (de) * | 2007-05-04 | 2011-01-12 | Lg Electronics Inc | Optischer lesekopf, aufzeichnungs-/wiedergabevorrichtung und aufzeichnungs-/wiedergabeverfahren |
JP4891840B2 (ja) * | 2007-06-08 | 2012-03-07 | 浜松ホトニクス株式会社 | 分光モジュール |
KR101275322B1 (ko) * | 2012-02-01 | 2013-06-17 | 도시바삼성스토리지테크놀러지코리아 주식회사 | 광픽업 및 이를 적용한 광정보저장매체 시스템 |
CN103206969A (zh) * | 2013-03-27 | 2013-07-17 | 启东文鑫电子有限公司 | 一种光电探测器 |
JP2016057541A (ja) * | 2014-09-11 | 2016-04-21 | パナソニックIpマネジメント株式会社 | 液晶レンズ、照明装置及び照明システム |
CN107329389A (zh) * | 2017-07-06 | 2017-11-07 | 河北工程大学 | 一种层叠衍射成像装置 |
DE102023102735A1 (de) | 2023-02-03 | 2024-08-08 | Abberior Instruments Gmbh | Detektionsvorrichtung und verfahren zur detektion von licht in einem wellenlängenbereich und lichtmikroskop mit einer detektionsvorrichtung |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2002A (en) * | 1841-03-12 | Tor and planter for plowing | ||
US2003A (en) * | 1841-03-12 | Improvement in horizontal windivhlls | ||
JPS5133800B2 (de) * | 1973-02-02 | 1976-09-21 | ||
JPS5856175A (ja) * | 1981-09-30 | 1983-04-02 | Fujitsu Ltd | 図形整合方式 |
JP2666907B2 (ja) * | 1986-03-05 | 1997-10-22 | オリンパス光学工業株式会社 | 液晶レンズ |
JP3241781B2 (ja) * | 1991-08-22 | 2001-12-25 | 松下電器産業株式会社 | 光ヘッド装置および光情報記録装置、光情報再生装置 |
JPH05100201A (ja) * | 1991-10-09 | 1993-04-23 | Seiko Epson Corp | 可変焦点レンズ |
JP2725632B2 (ja) * | 1995-05-24 | 1998-03-11 | 日本電気株式会社 | 光ヘッド装置 |
JPH09282684A (ja) * | 1996-04-16 | 1997-10-31 | Sony Corp | 光学ピックアップ装置 |
TW476951B (en) * | 1999-10-01 | 2002-02-21 | Alps Electric Co Ltd | Optic component and composite optic unit containing the same and optic pick-up device containing said unit |
US20020036958A1 (en) * | 2000-07-24 | 2002-03-28 | Hidenori Wada | Optical element, optical head, optical recording/reproducing apparatus and optical recording/reproducing method |
JP2003085844A (ja) * | 2001-09-10 | 2003-03-20 | Olympus Optical Co Ltd | 光磁気ヘッド |
KR100438701B1 (ko) | 2001-09-17 | 2004-07-05 | 삼성전자주식회사 | 호환형 광픽업 및 그 광축을 맞추기 위한 조정방법 |
JP2003161810A (ja) * | 2001-11-28 | 2003-06-06 | Citizen Electronics Co Ltd | 密着イメージセンサー用紫外線硬化型液晶マイクロレンズ |
EP1965380B1 (de) | 2002-02-27 | 2009-12-30 | Ricoh Company, Ltd. | Optischer Lesekopf und optische Informationsverarbeitungsvorrichtung |
JP2004111012A (ja) | 2002-07-22 | 2004-04-08 | Ricoh Co Ltd | 光ピックアップ及びこれを用いる光情報処理装置 |
-
2004
- 2004-06-11 KR KR1020040043125A patent/KR100541954B1/ko not_active IP Right Cessation
-
2005
- 2005-06-07 US US11/146,189 patent/US7450487B2/en not_active Expired - Fee Related
- 2005-06-08 DE DE602005004331T patent/DE602005004331T2/de active Active
- 2005-06-08 EP EP05253509A patent/EP1605449B1/de not_active Ceased
- 2005-06-09 CN CNB2005100778131A patent/CN100346410C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR100541954B1 (ko) | 2006-01-12 |
CN1722255A (zh) | 2006-01-18 |
EP1605449B1 (de) | 2008-01-16 |
KR20050117867A (ko) | 2005-12-15 |
EP1605449A2 (de) | 2005-12-14 |
EP1605449A3 (de) | 2006-05-31 |
CN100346410C (zh) | 2007-10-31 |
US20050276203A1 (en) | 2005-12-15 |
US7450487B2 (en) | 2008-11-11 |
DE602005004331T2 (de) | 2008-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |