JP4475833B2 - ミラー検出信号生成回路 - Google Patents

ミラー検出信号生成回路 Download PDF

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Publication number
JP4475833B2
JP4475833B2 JP2001059294A JP2001059294A JP4475833B2 JP 4475833 B2 JP4475833 B2 JP 4475833B2 JP 2001059294 A JP2001059294 A JP 2001059294A JP 2001059294 A JP2001059294 A JP 2001059294A JP 4475833 B2 JP4475833 B2 JP 4475833B2
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Japan
Prior art keywords
signal
circuit
mirror detection
mirror
amplifier
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Expired - Fee Related
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JP2001059294A
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English (en)
Japanese (ja)
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JP2002260248A5 (enExample
JP2002260248A (ja
Inventor
康友 山野井
寛信 村田
俊夫 山内
Original Assignee
日本テキサス・インスツルメンツ株式会社
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Publication date
Application filed by 日本テキサス・インスツルメンツ株式会社 filed Critical 日本テキサス・インスツルメンツ株式会社
Priority to JP2001059294A priority Critical patent/JP4475833B2/ja
Priority to US10/072,100 priority patent/US6982941B2/en
Priority to EP02100201A priority patent/EP1237154A3/en
Publication of JP2002260248A publication Critical patent/JP2002260248A/ja
Publication of JP2002260248A5 publication Critical patent/JP2002260248A5/ja
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    • 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
    • G11B7/08541—Methods for track change, selection or preliminary positioning by moving the head involving track counting to determine position

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  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP2001059294A 2001-03-02 2001-03-02 ミラー検出信号生成回路 Expired - Fee Related JP4475833B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2001059294A JP4475833B2 (ja) 2001-03-02 2001-03-02 ミラー検出信号生成回路
US10/072,100 US6982941B2 (en) 2001-03-02 2002-02-08 Mirror detection signal generator
EP02100201A EP1237154A3 (en) 2001-03-02 2002-02-28 Mirror detection signal generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001059294A JP4475833B2 (ja) 2001-03-02 2001-03-02 ミラー検出信号生成回路

Publications (3)

Publication Number Publication Date
JP2002260248A JP2002260248A (ja) 2002-09-13
JP2002260248A5 JP2002260248A5 (enExample) 2008-04-17
JP4475833B2 true JP4475833B2 (ja) 2010-06-09

Family

ID=35588947

Family Applications (1)

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JP2001059294A Expired - Fee Related JP4475833B2 (ja) 2001-03-02 2001-03-02 ミラー検出信号生成回路

Country Status (3)

Country Link
US (1) US6982941B2 (enExample)
EP (1) EP1237154A3 (enExample)
JP (1) JP4475833B2 (enExample)

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KR100846777B1 (ko) * 2002-07-05 2008-07-16 삼성전자주식회사 광 디스크 장치를 위한 미러 신호 검출 회로 및 그 방법
US8831775B2 (en) * 2003-07-02 2014-09-09 Omnicare, Inc. Method and system for electronic assistance in dispensing pharmaceuticals
CN1312683C (zh) * 2004-03-12 2007-04-25 联发科技股份有限公司 一种光驱镜面信号自动调整装置及方法
JP2007073147A (ja) * 2005-09-08 2007-03-22 Hitachi Ltd 光ディスク装置及びそれに用いられる集積回路
JP4576316B2 (ja) * 2005-10-20 2010-11-04 株式会社日立製作所 サーボ制御信号生成装置、光ディスク装置及びサーボ制御信号生成方法
US7652962B2 (en) * 2005-12-16 2010-01-26 Lsi Corporation Using PRML read channel ADC for blank/defect and ripple detection
TW200807406A (en) * 2006-07-20 2008-02-01 Sunplus Technology Co Ltd Identification method for optical disk type
CN101595491A (zh) * 2006-12-26 2009-12-02 维萨美国股份有限公司 移动自动售货机购买
US20080201226A1 (en) * 2006-12-26 2008-08-21 Mark Carlson Mobile coupon method and portable consumer device for utilizing same
US9940627B2 (en) * 2006-12-26 2018-04-10 Visa U.S.A. Inc. Mobile coupon method and system
US7848980B2 (en) * 2006-12-26 2010-12-07 Visa U.S.A. Inc. Mobile payment system and method using alias
JP2009070484A (ja) * 2007-09-13 2009-04-02 Hitachi-Lg Data Storage Inc 光ディスク装置
US9715709B2 (en) 2008-05-09 2017-07-25 Visa International Services Association Communication device including multi-part alias identifier
US9542687B2 (en) 2008-06-26 2017-01-10 Visa International Service Association Systems and methods for visual representation of offers
TWI369676B (en) * 2008-07-18 2012-08-01 Sunplus Technology Co Ltd Method and apparatus of discriminating different types of optical disks
US8969969B2 (en) 2009-03-20 2015-03-03 International Business Machines Corporation High threshold voltage NMOS transistors for low power IC technology
TWI406273B (zh) * 2010-06-22 2013-08-21 Sunplus Technology Co Ltd 判斷光碟片空白區域或資料記錄區域的方法與裝置
US10102706B2 (en) 2011-08-23 2018-10-16 Vendrx, Inc. Beneficial product dispenser
US8977390B2 (en) 2011-08-23 2015-03-10 Vendrx, Inc. Systems and methods for dispensing beneficial products
US12177055B2 (en) * 2023-02-28 2024-12-24 Qualcomm Incorporated Mirroring for amplitude reduction

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Publication number Priority date Publication date Assignee Title
JP2724996B2 (ja) * 1983-12-20 1998-03-09 パイオニア株式会社 相対位置検出装置
JPS61187130A (ja) * 1985-02-15 1986-08-20 Hitachi Ltd 光デイスク装置
EP0191467B1 (en) * 1985-02-15 1991-03-27 Hitachi, Ltd. Optical disc apparatus
DE3770283D1 (de) * 1986-02-07 1991-07-04 Sharp Kk Optisches speichergeraet.
JPS6437773A (en) * 1987-08-01 1989-02-08 Sony Corp Track jump device of disk device
JP2621231B2 (ja) * 1987-10-01 1997-06-18 ローム株式会社 ミラー面検出回路
JP2621230B2 (ja) * 1987-10-01 1997-06-18 ローム株式会社 ミラー面検出回路
JP2615078B2 (ja) * 1987-10-03 1997-05-28 ローム株式会社 ディフェクト検出回路
US5150346A (en) * 1988-12-14 1992-09-22 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic tracking servo gain control apparatus
JPH0411325A (ja) * 1990-04-27 1992-01-16 Sony Corp 光ディスク記録装置
JPH04155304A (ja) * 1990-10-18 1992-05-28 Ricoh Co Ltd 集光位置検出装置
JPH0775356B2 (ja) * 1991-06-05 1995-08-09 株式会社東芝 光受信器
US5999506A (en) * 1996-08-22 1999-12-07 Matsushita Electric Industrial Co., Ltd. Data recording/reproducing device and recording medium
US6768707B1 (en) * 1996-09-13 2004-07-27 Nec Corporation Phase-change type optical recording medium and method of optically recording with the same
JPH10134369A (ja) * 1996-10-31 1998-05-22 Sanyo Electric Co Ltd 光ディスク再生装置のトラック検出回路
JPH10198985A (ja) * 1997-01-10 1998-07-31 Sony Corp 光ディスク装置
JPH1166580A (ja) * 1997-08-15 1999-03-09 Sony Corp 情報再生装置、情報記録再生装置及びオントラック・オフトラック検出回路
JPH1196563A (ja) * 1997-09-17 1999-04-09 Sony Corp 光学的情報記録再生装置
JP3833372B2 (ja) * 1997-11-27 2006-10-11 パイオニア株式会社 ミラー信号生成装置及び情報再生装置
JPH11353661A (ja) * 1998-06-04 1999-12-24 Victor Co Of Japan Ltd 光ディスクの再生装置
KR100333332B1 (ko) * 1998-12-17 2002-06-20 윤종용 미러신호 검출을 위한 회로 및 방법과 그를위한 광디스크 장치?
JP3317916B2 (ja) * 1999-03-18 2002-08-26 山形日本電気株式会社 ミラー検出方法およびミラー検出回路

Also Published As

Publication number Publication date
JP2002260248A (ja) 2002-09-13
EP1237154A2 (en) 2002-09-04
US6982941B2 (en) 2006-01-03
US20030152000A1 (en) 2003-08-14
EP1237154A3 (en) 2006-08-02

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