TW200641342A - Reflection measurements on optical disks - Google Patents
Reflection measurements on optical disksInfo
- Publication number
- TW200641342A TW200641342A TW095108427A TW95108427A TW200641342A TW 200641342 A TW200641342 A TW 200641342A TW 095108427 A TW095108427 A TW 095108427A TW 95108427 A TW95108427 A TW 95108427A TW 200641342 A TW200641342 A TW 200641342A
- Authority
- TW
- Taiwan
- Prior art keywords
- optical disk
- air
- optical disks
- reflection measurements
- polycarbonate
- Prior art date
Links
Classifications
-
- 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
-
- 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
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
- G11B7/268—Post-production operations, e.g. initialising phase-change recording layers, checking for defects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/55—Specular reflectivity
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
-
- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
-
- 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
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1816—Testing
-
- 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
-
- 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
- G11B7/00375—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs arrangements for detection of physical defects, e.g. of recording layer
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Manufacturing Optical Record Carriers (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05102056 | 2005-03-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
TW200641342A true TW200641342A (en) | 2006-12-01 |
Family
ID=36609346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW095108427A TW200641342A (en) | 2005-03-16 | 2006-03-13 | Reflection measurements on optical disks |
Country Status (7)
Country | Link |
---|---|
US (1) | US20090268207A1 (zh) |
EP (1) | EP1861698A2 (zh) |
JP (1) | JP2008536246A (zh) |
KR (1) | KR20070120164A (zh) |
CN (1) | CN101512324A (zh) |
TW (1) | TW200641342A (zh) |
WO (1) | WO2006097879A2 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5108232B2 (ja) | 2006-01-20 | 2012-12-26 | 富士通株式会社 | 無線通信システム及び無線通信方法 |
CN103018257B (zh) * | 2012-12-25 | 2016-08-31 | 索尔思光电(成都)有限公司 | 光纤接口的检测方法及检测装置 |
US20150255105A1 (en) * | 2014-03-07 | 2015-09-10 | Mediatek Inc. | Method for controlling power of laser emitting unit and associated apparatus |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4541716A (en) * | 1983-04-15 | 1985-09-17 | Rca Corporation | Detection of defects in a circular or spiral diffraction grating |
JPS63163151A (ja) * | 1986-12-25 | 1988-07-06 | Victor Co Of Japan Ltd | デイスク検査装置のレ−ザパワ−測定装置 |
JPH01260348A (ja) * | 1988-04-12 | 1989-10-17 | Hitachi Electron Eng Co Ltd | ガラスディスクの表面検査装置 |
JPH1064180A (ja) * | 1996-08-21 | 1998-03-06 | Sony Corp | ディスクドライブ装置 |
KR100197622B1 (ko) * | 1996-10-24 | 1999-06-15 | 윤종용 | 디스크종류판별방법 및 이를 적용한 dvd시스템 |
US6046801A (en) * | 1997-12-23 | 2000-04-04 | Analog Technologies, Inc. | Laser-based inspection system for optical disks |
JP3696044B2 (ja) * | 2000-04-21 | 2005-09-14 | 松下電器産業株式会社 | 光ディスク装置とその光ディスク判別方法 |
US6791681B2 (en) * | 2001-06-14 | 2004-09-14 | Matsushita Electric Industrial Co., Ltd. | Apparatus and method for determining existence range of foreign substance |
US7106680B2 (en) * | 2002-05-10 | 2006-09-12 | Ricoh Company, Ltd. | Device and method for recording data to optical disk using multi-pulse to enhance power pulse |
RU2362217C2 (ru) * | 2002-08-22 | 2009-07-20 | Эл Джи Электроникс Инк. | Оптический диск с высокой плотностью записи и способ записи/считывания для него |
DE60329613D1 (de) * | 2002-10-10 | 2009-11-19 | Panasonic Corp | Optisches informationsaufzeichnungsmedium und herstellungsverfahren dafür |
JP2005122840A (ja) * | 2003-10-17 | 2005-05-12 | Sony Corp | 情報処理装置、情報管理システムおよび光ディスク |
US7345961B2 (en) * | 2003-10-23 | 2008-03-18 | Matsushita Electric Industrial Co., Ltd. | Information medium apparatus and information medium starting method |
-
2006
- 2006-03-10 WO PCT/IB2006/050757 patent/WO2006097879A2/en not_active Application Discontinuation
- 2006-03-10 EP EP06711076A patent/EP1861698A2/en not_active Withdrawn
- 2006-03-10 US US11/908,142 patent/US20090268207A1/en not_active Abandoned
- 2006-03-10 KR KR1020077023678A patent/KR20070120164A/ko not_active Application Discontinuation
- 2006-03-10 JP JP2008501466A patent/JP2008536246A/ja active Pending
- 2006-03-10 CN CNA2006800082240A patent/CN101512324A/zh active Pending
- 2006-03-13 TW TW095108427A patent/TW200641342A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
WO2006097879A3 (en) | 2008-03-27 |
US20090268207A1 (en) | 2009-10-29 |
KR20070120164A (ko) | 2007-12-21 |
WO2006097879A2 (en) | 2006-09-21 |
JP2008536246A (ja) | 2008-09-04 |
EP1861698A2 (en) | 2007-12-05 |
CN101512324A (zh) | 2009-08-19 |
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