FR1092156A - Appareil d'emmagasinage de signaux électriques - Google Patents

Appareil d'emmagasinage de signaux électriques

Info

Publication number
FR1092156A
FR1092156A FR1092156DA FR1092156A FR 1092156 A FR1092156 A FR 1092156A FR 1092156D A FR1092156D A FR 1092156DA FR 1092156 A FR1092156 A FR 1092156A
Authority
FR
France
Prior art keywords
storage device
electrical signal
signal storage
electrical
storage
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.)
Expired
Application number
Other languages
English (en)
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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Application granted granted Critical
Publication of FR1092156A publication Critical patent/FR1092156A/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)
FR1092156D 1953-02-04 1954-02-01 Appareil d'emmagasinage de signaux électriques Expired FR1092156A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB327348X 1953-02-04

Publications (1)

Publication Number Publication Date
FR1092156A true FR1092156A (fr) 1955-04-19

Family

ID=10343226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1092156D Expired FR1092156A (fr) 1953-02-04 1954-02-01 Appareil d'emmagasinage de signaux électriques

Country Status (6)

Country Link
US (1) US2881411A (fr)
BE (1) BE526184A (fr)
CH (1) CH327348A (fr)
FR (1) FR1092156A (fr)
GB (1) GB743416A (fr)
NL (1) NL184864B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2887676A (en) * 1954-09-27 1959-05-19 Marchant Res Inc Pulse interpreter
US3092814A (en) * 1956-08-29 1963-06-04 Ibm Signal decoding system
US2894249A (en) * 1957-05-16 1959-07-07 Itt Data processing control system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2679638A (en) * 1952-11-26 1954-05-25 Rca Corp Computer system

Also Published As

Publication number Publication date
CH327348A (de) 1958-01-31
NL184864B (nl)
BE526184A (fr)
GB743416A (en) 1956-01-18
US2881411A (en) 1959-04-07

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