BE626685A - - Google Patents

Info

Publication number
BE626685A
BE626685A BE626685DA BE626685A BE 626685 A BE626685 A BE 626685A BE 626685D A BE626685D A BE 626685DA BE 626685 A BE626685 A BE 626685A
Authority
BE
Belgium
Application number
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.)
Publication of BE626685A publication Critical patent/BE626685A/xx

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/14Digital recording or reproducing using self-clocking codes
    • G11B20/1403Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/14Digital recording or reproducing using self-clocking codes
    • G11B20/1488Digital recording or reproducing using self-clocking codes characterised by the use of three levels
    • G11B20/1492Digital recording or reproducing using self-clocking codes characterised by the use of three levels two levels are symmetric, in respect of the sign to the third level which is "zero"

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Digital Magnetic Recording (AREA)
BE626685D 1962-01-11 BE626685A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US165490A US3156871A (en) 1962-01-11 1962-01-11 Magnetic recording system employing means for generating correction pulses only between consecutive similar information pulses

Publications (1)

Publication Number Publication Date
BE626685A true BE626685A (en:Method)

Family

ID=22599115

Family Applications (1)

Application Number Title Priority Date Filing Date
BE626685D BE626685A (en:Method) 1962-01-11

Country Status (7)

Country Link
US (1) US3156871A (en:Method)
BE (1) BE626685A (en:Method)
CH (1) CH410058A (en:Method)
DE (1) DE1424567C3 (en:Method)
GB (1) GB969986A (en:Method)
NL (2) NL143352B (en:Method)
SE (1) SE308738B (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518700A (en) * 1968-01-04 1970-06-30 Ncr Co Quadruple modulation recording system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2954267A (en) * 1958-06-05 1960-09-27 Olivetti Corp Of America Modified return-to-zero digital recording system

Also Published As

Publication number Publication date
CH410058A (de) 1966-03-31
DE1424567C3 (de) 1974-01-24
SE308738B (en:Method) 1969-02-24
US3156871A (en) 1964-11-10
NL143352B (nl) 1974-09-16
NL287595A (en:Method)
DE1424567B2 (de) 1973-06-28
DE1424567A1 (de) 1969-04-24
GB969986A (en) 1964-09-16

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