DE4290830T1 - Digitale synchrone Detektion von Positionsfehlersignalen - Google Patents

Digitale synchrone Detektion von Positionsfehlersignalen

Info

Publication number
DE4290830T1
DE4290830T1 DE4290830T DE4290830T DE4290830T1 DE 4290830 T1 DE4290830 T1 DE 4290830T1 DE 4290830 T DE4290830 T DE 4290830T DE 4290830 T DE4290830 T DE 4290830T DE 4290830 T1 DE4290830 T1 DE 4290830T1
Authority
DE
Germany
Prior art keywords
position error
error signals
synchronous detection
digital synchronous
digital
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.)
Withdrawn
Application number
DE4290830T
Other languages
English (en)
Inventor
Rosser S Wilson
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.)
Maxtor Corp
Original Assignee
Maxtor 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 Maxtor Corp filed Critical Maxtor Corp
Publication of DE4290830T1 publication Critical patent/DE4290830T1/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/596—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head 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 on disks
    • G11B5/59605—Circuits
    • G11B5/59616—Synchronisation; Clocking
DE4290830T 1991-03-15 1992-03-13 Digitale synchrone Detektion von Positionsfehlersignalen Withdrawn DE4290830T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/669,757 US5089757A (en) 1991-03-15 1991-03-15 Synchronous digital detection of position error signal

Publications (1)

Publication Number Publication Date
DE4290830T1 true DE4290830T1 (de) 1994-02-17

Family

ID=24687608

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4290830T Withdrawn DE4290830T1 (de) 1991-03-15 1992-03-13 Digitale synchrone Detektion von Positionsfehlersignalen

Country Status (6)

Country Link
US (1) US5089757A (de)
JP (1) JPH06505589A (de)
AU (1) AU1661992A (de)
DE (1) DE4290830T1 (de)
GB (1) GB2272543B (de)
WO (1) WO1992016936A1 (de)

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DE19644996A1 (de) * 1996-10-30 1998-05-07 Thomson Brandt Gmbh Eingangssignalverstärker
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US6687199B1 (en) * 2000-06-19 2004-02-03 Mosel Vitelic Corporation Automated servo control system
KR100351057B1 (ko) * 2000-09-26 2002-09-05 삼성전자 주식회사 주파수의 체배성능을 향상시키기 위한 검출제어부를구비하는 주파수 체배회로
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
US7027253B1 (en) 2004-08-06 2006-04-11 Maxtor Corporation Microactuator servo control during self writing of servo data
US7561361B1 (en) * 2005-10-31 2009-07-14 Marvell International Ltd. Dynamic synchronization of timing signals
US8144125B2 (en) 2006-03-30 2012-03-27 Cypress Semiconductor Corporation Apparatus and method for reducing average scan rate to detect a conductive object on a sensing device
US8547114B2 (en) 2006-11-14 2013-10-01 Cypress Semiconductor Corporation Capacitance to code converter with sigma-delta modulator
US8144126B2 (en) 2007-05-07 2012-03-27 Cypress Semiconductor Corporation Reducing sleep current in a capacitance sensing system
CN101222230B (zh) * 2008-01-24 2010-04-21 上海萌芯电子科技有限公司 可校准电容失配和有限增益误差的流水线型模数转换器
US8525798B2 (en) 2008-01-28 2013-09-03 Cypress Semiconductor Corporation Touch sensing
US8319505B1 (en) 2008-10-24 2012-11-27 Cypress Semiconductor Corporation Methods and circuits for measuring mutual and self capacitance
US8358142B2 (en) 2008-02-27 2013-01-22 Cypress Semiconductor Corporation Methods and circuits for measuring mutual and self capacitance
US9104273B1 (en) * 2008-02-29 2015-08-11 Cypress Semiconductor Corporation Multi-touch sensing method
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US8339722B1 (en) * 2008-11-17 2012-12-25 Marvell International Ltd. Methods of demodulating a servo positon error signal on patterned media
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Also Published As

Publication number Publication date
AU1661992A (en) 1992-10-21
US5089757A (en) 1992-02-18
JPH06505589A (ja) 1994-06-23
GB2272543A (en) 1994-05-18
WO1992016936A1 (en) 1992-10-01
GB2272543B (en) 1994-12-21
GB9316678D0 (en) 1994-03-09

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Legal Events

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8141 Disposal/no request for examination