TW200717479A - Method and device for reading angular multiplexed pits - Google Patents

Method and device for reading angular multiplexed pits

Info

Publication number
TW200717479A
TW200717479A TW095131217A TW95131217A TW200717479A TW 200717479 A TW200717479 A TW 200717479A TW 095131217 A TW095131217 A TW 095131217A TW 95131217 A TW95131217 A TW 95131217A TW 200717479 A TW200717479 A TW 200717479A
Authority
TW
Taiwan
Prior art keywords
angular
detector
optical recording
reading
pit
Prior art date
Application number
TW095131217A
Other languages
English (en)
Chinese (zh)
Inventor
Joachim Knittel
Original Assignee
Thomson Licensing
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Thomson Licensing filed Critical Thomson Licensing
Publication of TW200717479A publication Critical patent/TW200717479A/zh

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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
TW095131217A 2005-09-16 2006-08-25 Method and device for reading angular multiplexed pits TW200717479A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05108557A EP1764791A1 (en) 2005-09-16 2005-09-16 Method and device for reading angular multiplexed pits

Publications (1)

Publication Number Publication Date
TW200717479A true TW200717479A (en) 2007-05-01

Family

ID=35708987

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095131217A TW200717479A (en) 2005-09-16 2006-08-25 Method and device for reading angular multiplexed pits

Country Status (5)

Country Link
US (1) US20070064553A1 (https=)
EP (1) EP1764791A1 (https=)
JP (1) JP2007087570A (https=)
CN (1) CN1932984A (https=)
TW (1) TW200717479A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106017360B (zh) * 2016-08-07 2019-01-29 哈尔滨工业大学 便携式阵列调零高频响大工作距自准直装置与方法
CN106872754B (zh) * 2017-01-24 2019-06-07 福州大学 基于四象限探测器实现的线性光学电流传感器及检测方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2612329B2 (ja) * 1988-12-27 1997-05-21 シャープ株式会社 光メモリ素子並びに光メモリ再生装置
JPH0438720A (ja) * 1990-06-01 1992-02-07 Olympus Optical Co Ltd 光学式多値記録再生方式
JP3267748B2 (ja) 1993-06-08 2002-03-25 パイオニア株式会社 情報再生方法及び光検出器
JPH0721569A (ja) * 1993-07-06 1995-01-24 Pioneer Electron Corp 光ディスク、光ディスク再生装置及び光ディスクの記録再生方法
EP0987689B1 (en) * 1998-09-14 2006-11-02 Matsushita Electric Industrial Co., Ltd. Tilt detection device, optical disc device, and tilt control method
JP2000339727A (ja) * 1999-05-18 2000-12-08 Lg Electronics Inc 光記録媒体の記録再生方法

Also Published As

Publication number Publication date
CN1932984A (zh) 2007-03-21
JP2007087570A (ja) 2007-04-05
US20070064553A1 (en) 2007-03-22
EP1764791A1 (en) 2007-03-21

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