JPS54133019A - Data encoder - Google Patents

Data encoder

Info

Publication number
JPS54133019A
JPS54133019A JP3054479A JP3054479A JPS54133019A JP S54133019 A JPS54133019 A JP S54133019A JP 3054479 A JP3054479 A JP 3054479A JP 3054479 A JP3054479 A JP 3054479A JP S54133019 A JPS54133019 A JP S54133019A
Authority
JP
Japan
Prior art keywords
data encoder
encoder
data
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.)
Granted
Application number
JP3054479A
Other languages
Japanese (ja)
Other versions
JPS59888B2 (en
Inventor
Goorudo Zeusu Jiyon
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.)
Tektronix Inc
Original Assignee
Tektronix 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 Tektronix Inc filed Critical Tektronix Inc
Publication of JPS54133019A publication Critical patent/JPS54133019A/en
Publication of JPS59888B2 publication Critical patent/JPS59888B2/en
Expired 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
    • G11B20/10194—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using predistortion during writing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
  • Dc Digital Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP3054479A 1978-03-16 1979-03-15 data encoder Expired JPS59888B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88740378A 1978-03-16 1978-03-16
US000000887403 1978-03-16

Publications (2)

Publication Number Publication Date
JPS54133019A true JPS54133019A (en) 1979-10-16
JPS59888B2 JPS59888B2 (en) 1984-01-09

Family

ID=25391063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3054479A Expired JPS59888B2 (en) 1978-03-16 1979-03-15 data encoder

Country Status (6)

Country Link
JP (1) JPS59888B2 (en)
CA (1) CA1172766A (en)
DE (1) DE2909822C2 (en)
FR (1) FR2420250A1 (en)
GB (1) GB2016762B (en)
NL (1) NL7902070A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55153115A (en) * 1979-05-14 1980-11-28 Honeywell Inf Systems Prior compensation and write coding device for writing in fm and mfm recording system
US4756008A (en) * 1986-03-03 1988-07-05 Hitachi, Ltd. Digitized quadrature phase shift keying modulator

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3326912A1 (en) * 1983-07-26 1985-02-07 Siemens AG, 1000 Berlin und 8000 München Device for code conversion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3067422A (en) * 1958-12-24 1962-12-04 Ibm Phase distortion correction for high density magnetic recording
US3482228A (en) * 1965-10-21 1969-12-02 Sperry Rand Corp Write circuit for a phase modulation system
US3685033A (en) * 1970-08-24 1972-08-15 Honeywell Inc Block encoding for magnetic recording systems
US3879342A (en) * 1973-12-28 1975-04-22 Honeywell Inf Systems Pre-recorded digital data compensation system
US4000513A (en) * 1975-07-28 1976-12-28 Computer Peripherals, Inc. Apparatus and method for data recording with peak shift compensation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55153115A (en) * 1979-05-14 1980-11-28 Honeywell Inf Systems Prior compensation and write coding device for writing in fm and mfm recording system
JPH0248991B2 (en) * 1979-05-14 1990-10-26 Haneiueru Infuoomeishon Shisutemusu Inc
US4756008A (en) * 1986-03-03 1988-07-05 Hitachi, Ltd. Digitized quadrature phase shift keying modulator

Also Published As

Publication number Publication date
JPS59888B2 (en) 1984-01-09
CA1172766A (en) 1984-08-14
DE2909822C2 (en) 1982-06-03
DE2909822A1 (en) 1979-09-20
GB2016762A (en) 1979-09-26
GB2016762B (en) 1982-08-25
FR2420250A1 (en) 1979-10-12
NL7902070A (en) 1979-09-18
FR2420250B1 (en) 1983-08-12

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