DE60237819D1 - Schreibausgangstreiber mit internen programmierbaren pull-up-widerständen - Google Patents

Schreibausgangstreiber mit internen programmierbaren pull-up-widerständen

Info

Publication number
DE60237819D1
DE60237819D1 DE60237819T DE60237819T DE60237819D1 DE 60237819 D1 DE60237819 D1 DE 60237819D1 DE 60237819 T DE60237819 T DE 60237819T DE 60237819 T DE60237819 T DE 60237819T DE 60237819 D1 DE60237819 D1 DE 60237819D1
Authority
DE
Germany
Prior art keywords
resistors
output drivers
write output
programmable pull
internally programmable
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
DE60237819T
Other languages
English (en)
Inventor
Sasan Cyrusian
Elmar Bach
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.)
Infineon Technologies AG
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Application granted granted Critical
Publication of DE60237819D1 publication Critical patent/DE60237819D1/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
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • G11B20/10055—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using partial response filtering when writing the signal to the medium or reading it therefrom
    • 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
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Logic Circuits (AREA)
  • Digital Magnetic Recording (AREA)
DE60237819T 2001-05-25 2002-05-22 Schreibausgangstreiber mit internen programmierbaren pull-up-widerständen Expired - Lifetime DE60237819D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/865,748 US6697205B2 (en) 2001-05-25 2001-05-25 Write output driver with internal programmable pull-up resistors
PCT/US2002/016089 WO2002097801A1 (en) 2001-05-25 2002-05-22 Write output driver with internal programmable pull-up resistors

Publications (1)

Publication Number Publication Date
DE60237819D1 true DE60237819D1 (de) 2010-11-11

Family

ID=25346137

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60237819T Expired - Lifetime DE60237819D1 (de) 2001-05-25 2002-05-22 Schreibausgangstreiber mit internen programmierbaren pull-up-widerständen

Country Status (5)

Country Link
US (1) US6697205B2 (de)
EP (1) EP1399919B1 (de)
CN (1) CN1316449C (de)
DE (1) DE60237819D1 (de)
WO (1) WO2002097801A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6552865B2 (en) * 2001-05-25 2003-04-22 Infineon Technologies Ag Diagnostic system for a read/write channel in a disk drive
US7152800B2 (en) * 2002-08-22 2006-12-26 Texas Instruments Incorporated Preamplifier system having programmable resistance
KR100560652B1 (ko) * 2003-01-14 2006-03-16 삼성전자주식회사 전원 전압과 온도 변화에 둔감한 온도 검출 회로
US7209307B2 (en) * 2003-03-27 2007-04-24 Sony Corporation Variable read output impedance control circuit for a magnetic media storage system
US7463442B2 (en) * 2003-03-31 2008-12-09 Sony Corporation Impedance-matched write driver circuit and system using same
US20040196582A1 (en) * 2003-04-03 2004-10-07 Vaneaton Thomas Cougar Apparatus and method for applying write signals for driving a write head
US7183794B2 (en) * 2003-07-01 2007-02-27 Analog Devices, Inc. Correction for circuit self-heating
US7450329B2 (en) * 2004-09-01 2008-11-11 Texas Instruments Incorporated Method to vary symmetry and coupling in symmetrical write drivers for disk driver preamplifiers
KR100558601B1 (ko) * 2004-12-06 2006-03-13 삼성전자주식회사 신호 드라이버의 레이아웃
US7701654B2 (en) * 2005-09-23 2010-04-20 Agere Systems Inc. Apparatus and method for controlling common mode voltage of a disk drive write head
JP4506640B2 (ja) * 2005-10-19 2010-07-21 住友電気工業株式会社 半導体レーザ駆動回路
JP4773264B2 (ja) * 2006-05-10 2011-09-14 パナソニック株式会社 モータ駆動装置
US7733593B2 (en) * 2007-02-09 2010-06-08 Tandberg Storage Asa Write channel equalization level control in magnetic recording device
JP2009004979A (ja) * 2007-06-20 2009-01-08 Nec Electronics Corp インダクタンス負荷駆動装置、及び、フライバック電圧検出回路
US7579881B2 (en) * 2007-11-14 2009-08-25 Infineon Technologies Ag Write driver circuit
CN103853078A (zh) * 2012-12-03 2014-06-11 艺伦半导体技术股份有限公司 可编程逻辑芯片输入输出电路片内终端电阻的整合电路
US9020458B2 (en) * 2013-05-23 2015-04-28 Qualcomm Incorporated Mixer with channel impedance equalization
US9264263B2 (en) * 2014-04-21 2016-02-16 Qualcomm Incorporated Serdes voltage-mode driver with skew correction
KR20170007036A (ko) * 2015-07-10 2017-01-18 에스케이하이닉스 주식회사 입력 회로 및 이를 포함하는 반도체 장치
CN108023573B (zh) * 2016-11-04 2021-07-27 矽统科技股份有限公司 感测装置
US10310528B1 (en) * 2017-12-06 2019-06-04 Silicon Laboratories Inc. System and method for correcting offset voltage errors within a band gap circuit
US10425075B1 (en) * 2018-04-30 2019-09-24 Dialog Semiconductor (Uk) Limited Switching regulator slew rate control with S-curve shaping
CN112564689B (zh) * 2020-12-11 2024-05-28 上海微阱电子科技有限公司 多协议io复用电路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3537891B2 (ja) 1994-10-24 2004-06-14 株式会社ルネサステクノロジ ライトドライバ回路と半導体集積回路装置
US5612828A (en) 1995-09-11 1997-03-18 Vtc Inc. Write driver with improvements for risetime
US5869988A (en) 1997-03-25 1999-02-09 Marvell Technology Group, Ltd. High speed write driver for inductive heads
US6246533B1 (en) 1998-07-13 2001-06-12 Agilent Technologies, Inc. Programmable write driver circuit for writing information to a magnetic storage media
US6297921B1 (en) 1998-10-08 2001-10-02 John J. Price, Jr. Write driver circuit having programmable overshoot and undershoot
US6185057B1 (en) 1998-10-21 2001-02-06 International Business Machines Corporation Method and apparatus for increasing the speed of write driver circuitry
JP2003502788A (ja) 1999-06-22 2003-01-21 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 書き込み駆動装置

Also Published As

Publication number Publication date
CN1316449C (zh) 2007-05-16
EP1399919B1 (de) 2010-09-29
US6697205B2 (en) 2004-02-24
US20020176198A1 (en) 2002-11-28
CN1511315A (zh) 2004-07-07
EP1399919A1 (de) 2004-03-24
WO2002097801A1 (en) 2002-12-05

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