TW200506906A - Detecting device for tracing error - Google Patents

Detecting device for tracing error

Info

Publication number
TW200506906A
TW200506906A TW093109006A TW93109006A TW200506906A TW 200506906 A TW200506906 A TW 200506906A TW 093109006 A TW093109006 A TW 093109006A TW 93109006 A TW93109006 A TW 93109006A TW 200506906 A TW200506906 A TW 200506906A
Authority
TW
Taiwan
Prior art keywords
phase difference
detecting
error
signal
zero
Prior art date
Application number
TW093109006A
Other languages
English (en)
Other versions
TWI269284B (en
Inventor
Takashige Hiratsuka
Original Assignee
Matsushita Electric Ind Co Ltd
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 Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of TW200506906A publication Critical patent/TW200506906A/zh
Application granted granted Critical
Publication of TWI269284B publication Critical patent/TWI269284B/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
    • G11B7/09—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
    • 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
    • G11B7/0906—Differential phase difference systems

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Measuring Phase Differences (AREA)
  • Manipulation Of Pulses (AREA)
TW093109006A 2003-04-02 2004-04-01 Detecting device for tracing error TWI269284B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003099702 2003-04-02

Publications (2)

Publication Number Publication Date
TW200506906A true TW200506906A (en) 2005-02-16
TWI269284B TWI269284B (en) 2006-12-21

Family

ID=33409968

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093109006A TWI269284B (en) 2003-04-02 2004-04-01 Detecting device for tracing error

Country Status (4)

Country Link
US (1) US7289399B2 (zh)
KR (1) KR20040086220A (zh)
CN (2) CN100511460C (zh)
TW (1) TWI269284B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI488023B (zh) * 2013-04-29 2015-06-11 Ili Technology Corp 電流電壓轉換器及其電子裝置

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7522480B2 (en) * 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
JP4326404B2 (ja) * 2004-06-09 2009-09-09 株式会社リコー 位相差検出回路及びその位相差検出回路を有する光ディスク装置
TWI253223B (en) * 2004-11-22 2006-04-11 Benq Corp Method of protecting an electronic device driven by dc motor and a testing circuit of the positioning signals thereof
JP4126051B2 (ja) * 2005-03-16 2008-07-30 日本テキサス・インスツルメンツ株式会社 トラッキングエラー検出方法、トラッキングサーボ方法、トラッキングエラー検出回路、並びにトラッキングサーボ回路
CN100394491C (zh) * 2005-06-29 2008-06-11 联发科技股份有限公司 光学存储装置的控制电路及其方法
KR100712520B1 (ko) * 2005-07-27 2007-04-30 삼성전자주식회사 다중위상클럭을 이용하여 트래킹에러 신호를 검출하는 장치및 방법
JP4579803B2 (ja) * 2005-09-15 2010-11-10 東芝サムスン ストレージ・テクノロジー株式会社 光ディスク装置
JP4321630B2 (ja) * 2007-06-29 2009-08-26 ソニー株式会社 トラッキングエラー信号検出装置および光ディスク装置
JP4884533B2 (ja) * 2007-08-22 2012-02-29 パイオニア株式会社 トラッキング信号生成装置及び方法、再生装置及び方法、並びにコンピュータプログラム

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59152545A (ja) 1983-02-21 1984-08-31 Toshiba Corp 光学式デイスクレコ−ド再生装置
JP2796285B2 (ja) 1986-07-11 1998-09-10 株式会社日立製作所 トラッキング方法及びそれを用いた光ディスク装置
JP2592445B2 (ja) 1986-07-15 1997-03-19 株式会社日立製作所 光デイスク装置
JPS63181126A (ja) 1987-01-21 1988-07-26 Matsushita Electric Ind Co Ltd 光学的情報再生装置
JP2564494B2 (ja) 1987-12-11 1996-12-18 株式会社日立製作所 光ディスク装置
JPH02134732A (ja) 1988-11-15 1990-05-23 Canon Inc 情報記録再生装置
US5610897A (en) * 1992-08-31 1997-03-11 Canon Kabushiki Kaisha Optical information reproducing apparatus
JP3214372B2 (ja) 1996-10-22 2001-10-02 松下電器産業株式会社 トラッキング誤差信号検出装置
US6310851B1 (en) * 1997-01-21 2001-10-30 Sony Corporation Frequency demodulating circuit, optical disk apparatus thereof and preformating device
JP3580066B2 (ja) 1997-01-28 2004-10-20 三菱電機株式会社 光学的情報再生装置
JPH11243618A (ja) 1998-02-23 1999-09-07 Sumitomo Wiring Syst Ltd 電気接続箱
DE19924733A1 (de) * 1999-05-31 2000-12-07 Thomson Brandt Gmbh Gerät zum Lesen oder Beschreiben optischer Aufzeichnungsträger
TW468159B (en) * 1999-07-08 2001-12-11 Koninkl Philips Electronics Nv Apparatus for and method of scanning an information carrier
JP3439393B2 (ja) 1999-08-30 2003-08-25 松下電器産業株式会社 トラッキング誤差検出装置
KR100425659B1 (ko) * 2000-03-06 2004-04-03 샤프 가부시키가이샤 깊이가 다른 피트가 형성된 광 디스크, 그 광 디스크를재생하는 광 디스크 재생 장치, 및 그 광 디스크의 트랙킹방법
JP3968984B2 (ja) * 2000-10-05 2007-08-29 三菱電機株式会社 光ディスク再生装置およびディスク種別判別方法
US6963521B2 (en) * 2001-03-30 2005-11-08 Sony Corporation Disc drive apparatus
JP2003030879A (ja) * 2001-07-18 2003-01-31 Matsushita Electric Ind Co Ltd トラッキング誤差検出装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI488023B (zh) * 2013-04-29 2015-06-11 Ili Technology Corp 電流電壓轉換器及其電子裝置

Also Published As

Publication number Publication date
CN1244094C (zh) 2006-03-01
US7289399B2 (en) 2007-10-30
CN1538408A (zh) 2004-10-20
US20040228233A1 (en) 2004-11-18
TWI269284B (en) 2006-12-21
CN1770305A (zh) 2006-05-10
KR20040086220A (ko) 2004-10-08
CN100511460C (zh) 2009-07-08

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees