FR1206013A - Perfectionnements aux chiffreurs de décalage - Google Patents

Perfectionnements aux chiffreurs de décalage

Info

Publication number
FR1206013A
FR1206013A FR1206013DA FR1206013A FR 1206013 A FR1206013 A FR 1206013A FR 1206013D A FR1206013D A FR 1206013DA FR 1206013 A FR1206013 A FR 1206013A
Authority
FR
France
Prior art keywords
ciphers
offset
offset ciphers
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR1206013A publication Critical patent/FR1206013A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/04—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using cores with one aperture or magnetic loop
FR1206013D 1957-04-30 1958-04-30 Perfectionnements aux chiffreurs de décalage Expired FR1206013A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB13794/57A GB893352A (en) 1957-04-30 1957-04-30 Improvements relating to shifting registers
GB1379458 1958-04-18

Publications (1)

Publication Number Publication Date
FR1206013A true FR1206013A (fr) 1960-02-05

Family

ID=26250011

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1206013D Expired FR1206013A (fr) 1957-04-30 1958-04-30 Perfectionnements aux chiffreurs de décalage

Country Status (4)

Country Link
US (1) US2994070A (fr)
FR (1) FR1206013A (fr)
GB (1) GB893352A (fr)
NL (1) NL227180A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE571399A (fr) * 1957-03-21
US3206724A (en) * 1959-10-22 1965-09-14 Ibm Sequence indicating circuits

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB747847A (en) * 1950-09-29 1956-04-18 Standard Telephones Cables Ltd Improvements in or relating to electrical circuits for transferring information between information storage circuits
US2911621A (en) * 1952-06-02 1959-11-03 Rca Corp Bidirectional static magnetic storage
US2747101A (en) * 1953-02-02 1956-05-22 Jr John Hays Hammond Smoke dissipating ash tray
US2781503A (en) * 1953-04-29 1957-02-12 American Mach & Foundry Magnetic memory circuits employing biased magnetic binary cores

Also Published As

Publication number Publication date
US2994070A (en) 1961-07-25
NL227180A (fr)
GB893352A (en) 1962-04-11

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