HK117097A - Method and apparatus for qualifying data pulses in a raw data signal produced by a magnetic transducer - Google Patents

Method and apparatus for qualifying data pulses in a raw data signal produced by a magnetic transducer

Info

Publication number
HK117097A
HK117097A HK117097A HK117097A HK117097A HK 117097 A HK117097 A HK 117097A HK 117097 A HK117097 A HK 117097A HK 117097 A HK117097 A HK 117097A HK 117097 A HK117097 A HK 117097A
Authority
HK
Hong Kong
Prior art keywords
signal produced
magnetic transducer
data signal
qualifying
raw data
Prior art date
Application number
HK117097A
Other languages
English (en)
Inventor
Robert D Cronch
Larry J Koudele
Original Assignee
Seagate Technology
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 Seagate Technology filed Critical Seagate Technology
Publication of HK117097A publication Critical patent/HK117097A/xx

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Digital Magnetic Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
HK117097A 1989-11-20 1997-06-26 Method and apparatus for qualifying data pulses in a raw data signal produced by a magnetic transducer HK117097A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/439,559 US5105316A (en) 1989-11-20 1989-11-20 Qualification for pulse detecting in a magnetic media data storage system

Publications (1)

Publication Number Publication Date
HK117097A true HK117097A (en) 1997-09-05

Family

ID=23745194

Family Applications (1)

Application Number Title Priority Date Filing Date
HK117097A HK117097A (en) 1989-11-20 1997-06-26 Method and apparatus for qualifying data pulses in a raw data signal produced by a magnetic transducer

Country Status (8)

Country Link
US (1) US5105316A (xx)
EP (2) EP0729148A3 (xx)
JP (1) JPH0831202B2 (xx)
KR (1) KR100217146B1 (xx)
CN (1) CN1096664C (xx)
DE (1) DE69029646T2 (xx)
HK (1) HK117097A (xx)
SG (1) SG47691A1 (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5594597A (en) * 1991-11-01 1997-01-14 Iomega Corporation Neural network disk drive read channel pattern detector
US5315168A (en) * 1993-04-28 1994-05-24 Fujitsu Limited Peak hold circuit with improved linearity
US6002538A (en) * 1994-03-18 1999-12-14 Fujitsu, Ltd. PRML regenerating apparatus having adjusted slice levels
JP2654360B2 (ja) * 1994-10-31 1997-09-17 インターナショナル・ビジネス・マシーンズ・コーポレイション 読取信号補正装置、磁気ディスク装置及び読取信号補正方法
US5615223A (en) * 1995-04-19 1997-03-25 Eastman Kodak Company PPM decoder utilizing drop-out location information
US5627846A (en) * 1995-04-19 1997-05-06 Eastman Kodak Company Drop-out location detection circuit
US6739509B2 (en) 2001-10-03 2004-05-25 Kimberly-Clark Worldwide, Inc. Registration mark detection using matched filtering
US6694205B2 (en) * 2001-12-21 2004-02-17 Kimberly-Clark Worldwide, Inc. Binary registration mark detection using 3-state sensing and matched filtering
US7230782B2 (en) 2003-08-28 2007-06-12 Quantum Corporation Correlation receiver for demodulating servo track information
JP6158682B2 (ja) * 2013-10-25 2017-07-05 エスアイアイ・セミコンダクタ株式会社 磁気センサ回路
DE102016100261A1 (de) * 2016-01-08 2017-07-13 Nanofocus Ag Verfahren zur elektronischen Analyse eines zeitlichen veränderlichen Signals
CN109899584B (zh) * 2019-01-24 2020-07-10 广州市迦元智能家居有限公司 一种电容式感应触发水龙头及其触控控制方法、存储介质

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3585507A (en) * 1968-08-30 1971-06-15 Burroughs Corp Pulse discrimination circuitry
DE2143971C3 (de) * 1971-09-02 1981-12-03 Hewlett-Packard GmbH, 7030 Böblingen Spitzenwert-Detektorschaltung
US3846692A (en) * 1972-11-20 1974-11-05 Gen Electric Co Ltd Peak amplitude follower circuit
GB1441928A (en) * 1972-12-18 1976-07-07 Rca Corp Peak detector
US3882489A (en) * 1974-05-15 1975-05-06 Chatillon & Sons John Apparatus for producing a digital electrical representation of a peak value of an analog signal
US4311960A (en) * 1979-12-21 1982-01-19 Rockwell International Corporation Transient signal processing circuit
US4370620A (en) * 1980-10-29 1983-01-25 Ampex Corporation Efficient high performance envelope detector with controlled decay envelope detection
US4626933A (en) * 1983-08-18 1986-12-02 Amcodyne Incorporated Method and apparatus for qualifying data
DE3411828C2 (de) * 1984-03-30 1986-04-10 Telefunken electronic GmbH, 7100 Heilbronn Entladeüberwachungsschaltung für einen Spitzenwertspeicher
US4634895A (en) * 1984-07-11 1987-01-06 At&T Bell Laboratories CMOS peak detector and AC filter
US4634896A (en) * 1984-11-30 1987-01-06 Storage Technology Corporation Method and apparatus for qualifying valid data peaks in a read/write channel
JPH0775107B2 (ja) * 1986-07-25 1995-08-09 株式会社日立製作所 磁気記録装置の信号再生回路

Also Published As

Publication number Publication date
CN1051997A (zh) 1991-06-05
JPH03207004A (ja) 1991-09-10
US5105316A (en) 1992-04-14
EP0430457A3 (en) 1992-03-18
EP0430457A2 (en) 1991-06-05
CN1096664C (zh) 2002-12-18
DE69029646T2 (de) 1997-04-24
KR910010474A (ko) 1991-06-29
EP0729148A2 (en) 1996-08-28
EP0430457B1 (en) 1997-01-08
EP0729148A3 (en) 1997-07-16
KR100217146B1 (ko) 1999-09-01
DE69029646D1 (de) 1997-02-20
SG47691A1 (en) 1998-04-17
JPH0831202B2 (ja) 1996-03-27

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)