FR2198665A5 - - Google Patents

Info

Publication number
FR2198665A5
FR2198665A5 FR7331225A FR7331225A FR2198665A5 FR 2198665 A5 FR2198665 A5 FR 2198665A5 FR 7331225 A FR7331225 A FR 7331225A FR 7331225 A FR7331225 A FR 7331225A FR 2198665 A5 FR2198665 A5 FR 2198665A5
Authority
FR
France
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.)
Expired
Application number
FR7331225A
Other languages
French (fr)
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR2198665A5 publication Critical patent/FR2198665A5/fr
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
    • G11B20/14—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
FR7331225A 1972-08-29 1973-08-29 Expired FR2198665A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28466372A 1972-08-29 1972-08-29

Publications (1)

Publication Number Publication Date
FR2198665A5 true FR2198665A5 (en) 1974-03-29

Family

ID=23091047

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7331225A Expired FR2198665A5 (en) 1972-08-29 1973-08-29

Country Status (4)

Country Link
DE (1) DE2343126A1 (en)
FR (1) FR2198665A5 (en)
GB (1) GB1440114A (en)
NL (1) NL7311894A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2309924A1 (en) * 1975-04-29 1976-11-26 Erap Data registering system for mass spectrometer etc. - has magnetic tape storing digital signal(s) representing data

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2309924A1 (en) * 1975-04-29 1976-11-26 Erap Data registering system for mass spectrometer etc. - has magnetic tape storing digital signal(s) representing data

Also Published As

Publication number Publication date
NL7311894A (en) 1974-03-04
GB1440114A (en) 1976-06-23
DE2343126A1 (en) 1974-03-14

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Legal Events

Date Code Title Description
ST Notification of lapse