NL7613017A - Magnetische digitale signalen aflezende inrichting met fasecorrectie. - Google Patents

Magnetische digitale signalen aflezende inrichting met fasecorrectie.

Info

Publication number
NL7613017A
NL7613017A NL7613017A NL7613017A NL7613017A NL 7613017 A NL7613017 A NL 7613017A NL 7613017 A NL7613017 A NL 7613017A NL 7613017 A NL7613017 A NL 7613017A NL 7613017 A NL7613017 A NL 7613017A
Authority
NL
Netherlands
Prior art keywords
digital signal
reading device
phase correction
signal reading
magnetic digital
Prior art date
Application number
NL7613017A
Other languages
English (en)
Dutch (nl)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of NL7613017A publication Critical patent/NL7613017A/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
    • G11B20/10009—Improvement or modification of read or write signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
NL7613017A 1975-11-24 1976-11-23 Magnetische digitale signalen aflezende inrichting met fasecorrectie. NL7613017A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/634,800 US4005477A (en) 1975-11-24 1975-11-24 Phase equalized readback apparatus and methods

Publications (1)

Publication Number Publication Date
NL7613017A true NL7613017A (nl) 1977-05-26

Family

ID=24545231

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7613017A NL7613017A (nl) 1975-11-24 1976-11-23 Magnetische digitale signalen aflezende inrichting met fasecorrectie.

Country Status (9)

Country Link
US (1) US4005477A (xx)
JP (1) JPS5913089B2 (xx)
CA (1) CA1064615A (xx)
DE (1) DE2644013A1 (xx)
FR (1) FR2332576A1 (xx)
GB (1) GB1513484A (xx)
IT (1) IT1074067B (xx)
NL (1) NL7613017A (xx)
SE (1) SE415941B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2813207A1 (de) * 1978-03-25 1979-10-04 Bosch Gmbh Robert System zur korrektur von signalen, welche frequenzmoduliert von einem aufzeichnungstraeger abgenommen werden
US4191976A (en) * 1978-09-26 1980-03-04 Data General Corporation Circuit indicating phase relationship
JPS5715207A (en) * 1980-07-03 1982-01-26 Victor Co Of Japan Ltd Frequency-characteristic correction device of rotary information recording medium reproducing device
US4580176A (en) * 1983-11-21 1986-04-01 International Business Machines Corporation Adaptive equalization circuit for magnetic recording channels utilizing signal timing
JPS6171470A (ja) * 1984-09-14 1986-04-12 Olympus Optical Co Ltd 波形等化回路
US4615037A (en) * 1985-01-29 1986-09-30 Ampex Corporation Phase scatter detection and reduction circuit and method
GB2199470B (en) * 1986-12-31 1991-01-30 Racal Recorders Ltd Electrical circuit arrangements
JPH01229516A (ja) * 1988-03-10 1989-09-13 Sony Corp 自動等化器
JP2550772B2 (ja) * 1990-10-26 1996-11-06 日本ビクター株式会社 光学的情報記録媒体円盤の再生装置
JPH10188482A (ja) * 1996-10-29 1998-07-21 Sony Corp デジタル信号再生回路およびデジタル信号再生方法
JPH11219566A (ja) 1997-11-28 1999-08-10 Matsushita Electric Ind Co Ltd ディジタルデータ再生装置および再生信号二値化レベル補正方法
US6895349B2 (en) * 2000-11-09 2005-05-17 Tektronix, Inc. Gate comparator
US7688887B2 (en) * 2003-09-02 2010-03-30 Gennum Corporation Precision adaptive equalizer
JP2019097080A (ja) * 2017-11-24 2019-06-20 富士通株式会社 信号再生回路、光モジュール及び信号再生方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3253237A (en) * 1961-03-10 1966-05-24 Data Control Systems Inc Frequency modulated oscillator
US3181133A (en) * 1961-05-29 1965-04-27 Electro Mechanical Res Inc Tape-speed compensation utilizing phase-locked loop detectors for use in telemetering systems
US3488452A (en) * 1965-05-24 1970-01-06 Astrodata Inc Record speed compensation for systems for processing recorded information
US3938184A (en) * 1975-03-21 1976-02-10 The United States Of America As Represented By The Secretary Of The Navy Digital flutter reduction system

Also Published As

Publication number Publication date
GB1513484A (en) 1978-06-07
DE2644013A1 (de) 1977-05-26
US4005477A (en) 1977-01-25
CA1064615A (en) 1979-10-16
SE415941B (sv) 1980-11-10
FR2332576B1 (xx) 1978-12-15
JPS5913089B2 (ja) 1984-03-27
FR2332576A1 (fr) 1977-06-17
IT1074067B (it) 1985-04-17
SE7613026L (sv) 1977-05-25
JPS5265414A (en) 1977-05-30

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Legal Events

Date Code Title Description
BV The patent application has lapsed