DE60133515D1 - Kapacitives Vorspannungsrückgewinnungsverfahren - Google Patents

Kapacitives Vorspannungsrückgewinnungsverfahren

Info

Publication number
DE60133515D1
DE60133515D1 DE60133515T DE60133515T DE60133515D1 DE 60133515 D1 DE60133515 D1 DE 60133515D1 DE 60133515 T DE60133515 T DE 60133515T DE 60133515 T DE60133515 T DE 60133515T DE 60133515 D1 DE60133515 D1 DE 60133515D1
Authority
DE
Germany
Prior art keywords
recovery method
bias recovery
capacitive bias
capacitive
recovery
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
DE60133515T
Other languages
English (en)
Other versions
DE60133515T2 (de
Inventor
Ashish Manjrekar
James Nodar
Paul M Emerson
Bryan E Bloodworth
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.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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 Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of DE60133515D1 publication Critical patent/DE60133515D1/de
Publication of DE60133515T2 publication Critical patent/DE60133515T2/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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/02—Analogue recording or reproducing
    • 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H03F3/45968—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction
    • H03F3/45973—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedback circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H03F3/45968—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction
    • H03F3/45982—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedforward circuit
    • H03F3/45986—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction by using a feedforward circuit using switching means, e.g. sample and hold
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
    • G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
    • G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
    • G11B2005/0016—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
    • G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
    • G11B2005/0016—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers
    • G11B2005/0018—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers by current biasing control or regulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Digital Magnetic Recording (AREA)
  • Amplifiers (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
DE60133515T 2000-07-21 2001-07-23 Kapacitives Vorspannungsrückgewinnungsverfahren Expired - Lifetime DE60133515T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21989200P 2000-07-21 2000-07-21
US219892 2000-07-21

Publications (2)

Publication Number Publication Date
DE60133515D1 true DE60133515D1 (de) 2008-05-21
DE60133515T2 DE60133515T2 (de) 2009-06-10

Family

ID=22821174

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60133515T Expired - Lifetime DE60133515T2 (de) 2000-07-21 2001-07-23 Kapacitives Vorspannungsrückgewinnungsverfahren

Country Status (6)

Country Link
US (1) US6452455B2 (de)
EP (1) EP1175003B1 (de)
JP (1) JP2002092802A (de)
KR (1) KR20020009452A (de)
DE (1) DE60133515T2 (de)
TW (1) TWI259649B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6452455B2 (en) * 2000-07-21 2002-09-17 Texas Instruments Incorporated Capacitor bias recovery methodology
US7061327B2 (en) * 2002-01-24 2006-06-13 Maxim Integrated Products, Inc. Single supply headphone driver/charge pump combination
US7183857B2 (en) * 2002-01-24 2007-02-27 Maxim Integrated Products Inc. Single supply direct drive amplifier
KR100699878B1 (ko) * 2005-11-18 2007-03-28 삼성전자주식회사 하드디스크 드라이브의 기록 전류 최적화 방법, 이에적합한 기록 매체 그리고 이에 적합한 장치
US7924188B2 (en) * 2007-06-08 2011-04-12 Panasonic Corporation Rapid recovery circuit
US8000113B2 (en) * 2009-04-07 2011-08-16 Maxim Integrated Products, Inc. Efficient power regulation for class-E amplifiers
KR101042398B1 (ko) * 2009-07-29 2011-06-17 백선영 Ｌｅｄ패널의 프레임 연결구조
US8593830B2 (en) 2010-06-29 2013-11-26 Maxim Integrated Products, Inc. Reverse current limit protection for active clamp converters

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4706138A (en) * 1986-04-14 1987-11-10 International Business Machines Corporation Amplification of signals produced by a magnetic sensor
JP2795753B2 (ja) * 1991-02-28 1998-09-10 シャープ株式会社 集積回路用フィルタ回路
KR100309085B1 (ko) * 1993-10-06 2001-12-17 요트.게.아. 롤페즈 기록매체상의트랙으로부터정보를판독하는장치
DE69428679T2 (de) * 1993-10-06 2002-07-11 Koninklijke Philips Electronics N.V., Eindhoven Vorrichtung zum auslesen von informationen von einer spur eines aufzeichnungsträgers mit einem schnellstabilisierenden leseverstärker für magnetoresistive köpfe
US5444579A (en) * 1993-12-17 1995-08-22 Imp, Inc. Preamplifier of a signal from a variable resistance sensor, and a current source
US5534818A (en) * 1993-12-30 1996-07-09 Vtc Inc. Preamplifier noise filtering circuit
US5717536A (en) * 1995-09-19 1998-02-10 Vtc Inc. Single-ended cascode amplifier for magnetoresistive sensors
US6057972A (en) * 1995-11-03 2000-05-02 International Business Machines Corporation Current source for a magnetoresistive head with variability and selectable slew rate
US6061192A (en) * 1996-08-19 2000-05-09 Texas Instruments Incorporated Method and circuit for providing feedback in a pre-amplifier for a multi-head disk drive
US6452455B2 (en) * 2000-07-21 2002-09-17 Texas Instruments Incorporated Capacitor bias recovery methodology

Also Published As

Publication number Publication date
US6452455B2 (en) 2002-09-17
EP1175003B1 (de) 2008-04-09
DE60133515T2 (de) 2009-06-10
US20020008584A1 (en) 2002-01-24
JP2002092802A (ja) 2002-03-29
KR20020009452A (ko) 2002-02-01
EP1175003A3 (de) 2006-12-06
TWI259649B (en) 2006-08-01
EP1175003A2 (de) 2002-01-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition