BE820065A - Circuit numerique de regulation de phase - Google Patents

Circuit numerique de regulation de phase

Info

Publication number
BE820065A
BE820065A BE148659A BE148659A BE820065A BE 820065 A BE820065 A BE 820065A BE 148659 A BE148659 A BE 148659A BE 148659 A BE148659 A BE 148659A BE 820065 A BE820065 A BE 820065A
Authority
BE
Belgium
Prior art keywords
digital phase
regulation circuit
phase regulation
circuit
digital
Prior art date
Application number
BE148659A
Other languages
English (en)
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 filed Critical
Publication of BE820065A publication Critical patent/BE820065A/fr

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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1407—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
    • G11B20/1419—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol to or from biphase level coding, i.e. to or from codes where a one is coded as a transition from a high to a low level during the middle of a bit cell and a zero is encoded as a transition from a low to a high level during the middle of a bit cell or vice versa, e.g. split phase code, Manchester code conversion to or from biphase space or mark coding, i.e. to or from codes where there is a transition at the beginning of every bit cell and a one has no second transition and a zero has a second transition one half of a bit period later or vice versa, e.g. double frequency code, FM code
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
BE148659A 1973-09-18 1974-09-18 Circuit numerique de regulation de phase BE820065A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732346934 DE2346934A1 (de) 1973-09-18 1973-09-18 Digitaler phasenregelkreis

Publications (1)

Publication Number Publication Date
BE820065A true BE820065A (fr) 1975-03-18

Family

ID=5892944

Family Applications (1)

Application Number Title Priority Date Filing Date
BE148659A BE820065A (fr) 1973-09-18 1974-09-18 Circuit numerique de regulation de phase

Country Status (6)

Country Link
US (1) US3893170A (fr)
BE (1) BE820065A (fr)
DE (1) DE2346934A1 (fr)
FR (1) FR2244305B3 (fr)
IT (1) IT1021424B (fr)
NL (1) NL7412357A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365178A1 (fr) * 1976-09-20 1978-04-14 Cii Honeywell Bull Procede de lecture d'adresses sur un support d'enregistrement magnetique et dispositif pour le mettre en oeuvre
US4158436A (en) * 1977-07-25 1979-06-19 Amp Incorporated Variable timing circuit for card readers and the like
JPS5813046A (ja) * 1981-07-17 1983-01-25 Victor Co Of Japan Ltd デ−タ読み取り回路
DE3322623A1 (de) * 1983-06-23 1985-01-03 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum wiedergewinnen von in binaeren datensignalen enthaltenden daten

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3631424A (en) * 1969-07-22 1971-12-28 Honeywell Inc Binary data detecting apparatus responsive to the change in sign of the slope of a waveform
BE790688A (fr) * 1971-10-27 1973-04-27 Xerox Corp Dispositif pour reproduire des bits de donnees enregistrees surun milieu d'enregistrement magnetique
US3736582A (en) * 1972-03-20 1973-05-29 Leach Corp Galloping base line compensating circuit
US3795903A (en) * 1972-09-29 1974-03-05 Ibm Modified phase encoding

Also Published As

Publication number Publication date
FR2244305A1 (fr) 1975-04-11
DE2346934A1 (de) 1975-04-03
FR2244305B3 (fr) 1977-06-17
IT1021424B (it) 1978-01-30
US3893170A (en) 1975-07-01
NL7412357A (nl) 1975-03-20

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