DE69514276D1 - Verfahren zur Lineargeschwindigkeitsmessung einer Platte - Google Patents

Verfahren zur Lineargeschwindigkeitsmessung einer Platte

Info

Publication number
DE69514276D1
DE69514276D1 DE69514276T DE69514276T DE69514276D1 DE 69514276 D1 DE69514276 D1 DE 69514276D1 DE 69514276 T DE69514276 T DE 69514276T DE 69514276 T DE69514276 T DE 69514276T DE 69514276 D1 DE69514276 D1 DE 69514276D1
Authority
DE
Germany
Prior art keywords
plate
linear speed
speed measurement
measurement
linear
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69514276T
Other languages
English (en)
Other versions
DE69514276T2 (de
Inventor
Tatsuya Komaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsumi Electric Co Ltd
Original Assignee
Mitsumi Electric 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 Mitsumi Electric Co Ltd filed Critical Mitsumi Electric Co Ltd
Application granted granted Critical
Publication of DE69514276D1 publication Critical patent/DE69514276D1/de
Publication of DE69514276T2 publication Critical patent/DE69514276T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/912—Pulse or frequency counter
DE69514276T 1994-05-20 1995-05-16 Verfahren zur Lineargeschwindigkeitsmessung einer Platte Expired - Lifetime DE69514276T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6107078A JPH07311214A (ja) 1994-05-20 1994-05-20 ディスクの線速度測定方法

Publications (2)

Publication Number Publication Date
DE69514276D1 true DE69514276D1 (de) 2000-02-10
DE69514276T2 DE69514276T2 (de) 2000-08-31

Family

ID=14449927

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69514276T Expired - Lifetime DE69514276T2 (de) 1994-05-20 1995-05-16 Verfahren zur Lineargeschwindigkeitsmessung einer Platte

Country Status (4)

Country Link
US (1) US5680023A (de)
EP (1) EP0683488B1 (de)
JP (1) JPH07311214A (de)
DE (1) DE69514276T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1074359A (ja) * 1996-08-30 1998-03-17 Matsushita Electric Ind Co Ltd 光ディスク装置およびその線速度算出方法
US6167461A (en) * 1998-03-31 2000-12-26 Texas Instruments Incorporated Programmable high performance disk formatter for headerless disk drive controller executing a series of low level instructions generated by a high level processing engine
KR100426108B1 (ko) 1999-08-31 2004-04-08 마츠시타 덴끼 산교 가부시키가이샤 디스크 재생 시스템
TW494388B (en) * 2001-02-16 2002-07-11 Mediatek Inc Device and method for calibrating linear velocity and track pitch for optical disc

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079942A (en) * 1975-09-11 1978-03-21 Edward A. Jazlowiecki Method of and apparatus for controlling turntable speed
JPS5764371A (en) * 1980-09-30 1982-04-19 Toshiba Corp Rotation control system of disk recording medium
JPS5968872A (ja) * 1982-10-14 1984-04-18 Sony Corp ディスク駆動装置
JPS59185071A (ja) * 1983-04-04 1984-10-20 Hitachi Ltd 情報記録デイスクの再生速度制御装置
DE3508423A1 (de) * 1985-03-09 1986-09-11 Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen System zur ermittlung der abtastgeschwindigkeit von audioplatten mit beruehrungsloser abtastung
JP2797579B2 (ja) * 1989-12-28 1998-09-17 ソニー株式会社 目標トラック位置検索装置
JPH05101527A (ja) * 1991-10-07 1993-04-23 Chuo Denki Kk デイスク再生装置
JP2606622B2 (ja) * 1992-02-28 1997-05-07 ミツミ電機株式会社 ディスク装置のシーク方法
JPH1185887A (ja) * 1997-09-02 1999-03-30 Dainippon Printing Co Ltd カード発行システム

Also Published As

Publication number Publication date
DE69514276T2 (de) 2000-08-31
US5680023A (en) 1997-10-21
EP0683488A1 (de) 1995-11-22
EP0683488B1 (de) 2000-01-05
JPH07311214A (ja) 1995-11-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: 2K PATENTANWAELTE BLASBERG KEWITZ & REICHEL, PARTN