TW200605046A - Method and apparatus for increasing a ability of decoding a land pre-pit - Google Patents

Method and apparatus for increasing a ability of decoding a land pre-pit

Info

Publication number
TW200605046A
TW200605046A TW093122192A TW93122192A TW200605046A TW 200605046 A TW200605046 A TW 200605046A TW 093122192 A TW093122192 A TW 093122192A TW 93122192 A TW93122192 A TW 93122192A TW 200605046 A TW200605046 A TW 200605046A
Authority
TW
Taiwan
Prior art keywords
pit
decoding
ability
increasing
servo
Prior art date
Application number
TW093122192A
Other languages
English (en)
Inventor
Seng-Ming Chuang
Yung-Yu Chang
Original Assignee
Lite On It Corp
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 Lite On It Corp filed Critical Lite On It Corp
Priority to TW093122192A priority Critical patent/TW200605046A/zh
Priority to US11/185,849 priority patent/US20060018218A1/en
Publication of TW200605046A publication Critical patent/TW200605046A/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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
TW093122192A 2004-07-23 2004-07-23 Method and apparatus for increasing a ability of decoding a land pre-pit TW200605046A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW093122192A TW200605046A (en) 2004-07-23 2004-07-23 Method and apparatus for increasing a ability of decoding a land pre-pit
US11/185,849 US20060018218A1 (en) 2004-07-23 2005-07-21 Method and apparatus for increasing the ability of decoding a land pre-pit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW093122192A TW200605046A (en) 2004-07-23 2004-07-23 Method and apparatus for increasing a ability of decoding a land pre-pit

Publications (1)

Publication Number Publication Date
TW200605046A true TW200605046A (en) 2006-02-01

Family

ID=35656985

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093122192A TW200605046A (en) 2004-07-23 2004-07-23 Method and apparatus for increasing a ability of decoding a land pre-pit

Country Status (2)

Country Link
US (1) US20060018218A1 (zh)
TW (1) TW200605046A (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9681386B2 (en) * 2014-03-06 2017-06-13 Apple Inc. Wi-Fi low energy preamble

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5245595A (en) * 1990-08-22 1993-09-14 Seiko Epson Corporation Zone miss recovery system for disk drives using a modified constant angular velocity (MCAV) method of data recording
JP3017382B2 (ja) * 1993-11-11 2000-03-06 富士通株式会社 光ディスク装置
JP2001297445A (ja) * 2000-04-10 2001-10-26 Toshiba Corp 光ディスクと光ディスク装置と光ディスクのトラックずれ判断方法
JP2002216436A (ja) * 2001-01-15 2002-08-02 Pioneer Electronic Corp 情報記録再生装置
JP4408188B2 (ja) * 2001-01-15 2010-02-03 パイオニア株式会社 プリピット検出装置および２値化レベル設定方法
JP2004134002A (ja) * 2002-10-10 2004-04-30 Sony Corp ディスクドライブ装置、プリピット検出方法

Also Published As

Publication number Publication date
US20060018218A1 (en) 2006-01-26

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