FR1118484A - Perfectionnement aux machines à calculer électroniques - Google Patents

Perfectionnement aux machines à calculer électroniques

Info

Publication number
FR1118484A
FR1118484A FR1118484DA FR1118484A FR 1118484 A FR1118484 A FR 1118484A FR 1118484D A FR1118484D A FR 1118484DA FR 1118484 A FR1118484 A FR 1118484A
Authority
FR
France
Prior art keywords
further training
calculating machines
electronic calculating
electronic
machines
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR1118484A publication Critical patent/FR1118484A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/02—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word
    • H03M7/12—Conversion to or from weighted codes, i.e. the weight given to a digit depending on the position of the digit within the block or code word having two radices, e.g. binary-coded-decimal code

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Electrotherapy Devices (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
FR1118484D 1953-12-21 1954-12-21 Perfectionnement aux machines à calculer électroniques Expired FR1118484A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US399283A US2860831A (en) 1953-12-21 1953-12-21 Radix converter

Publications (1)

Publication Number Publication Date
FR1118484A true FR1118484A (fr) 1956-06-06

Family

ID=23578939

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1118484D Expired FR1118484A (fr) 1953-12-21 1954-12-21 Perfectionnement aux machines à calculer électroniques

Country Status (3)

Country Link
US (1) US2860831A (fr)
FR (1) FR1118484A (fr)
GB (1) GB769726A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2814437A (en) * 1956-07-30 1957-11-26 Bell Telephone Labor Inc Binary decoder
US2905935A (en) * 1956-05-22 1959-09-22 Collins Radio Co Decade to binary converter

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2989235A (en) * 1954-12-31 1961-06-20 Ibm Binary-decimal conversion system
US3064894A (en) * 1956-10-09 1962-11-20 Charles A Campbell Decimal to binary and binary-decimal to binary converter
US2928600A (en) * 1957-02-04 1960-03-15 Monroe Calculating Machine Binary to decimal radix conversion apparatus
NL225928A (fr) * 1957-03-20
US3019975A (en) * 1957-07-12 1962-02-06 Melpar Inc Mixed-base notation for computing machines
US3061026A (en) * 1958-03-27 1962-10-30 Nat Ind Products Company Digital readout apparatus
US3132245A (en) * 1958-05-27 1964-05-05 Ibm Data transfer device
US3004252A (en) * 1958-06-30 1961-10-10 Ibm Binary-to-digital pulse train converter
US3160872A (en) * 1960-09-21 1964-12-08 Ibm Binary coded decimal to binary translator
US3242323A (en) * 1962-12-10 1966-03-22 Westinghouse Air Brake Co Binary to decimal binary code translator
US3373269A (en) * 1964-11-25 1968-03-12 Litton Business Systems Inc Binary to decimal conversion method and apparatus
US4342026A (en) * 1980-06-03 1982-07-27 Burroughs Corporation Number conversion apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE480690A (fr) * 1941-07-21
US2620974A (en) * 1947-03-31 1952-12-09 Raymond L A Valtat Binary network type calculating machine
US2570716A (en) * 1948-11-27 1951-10-09 Sylvania Electric Prod Signal transmission network

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905935A (en) * 1956-05-22 1959-09-22 Collins Radio Co Decade to binary converter
US2814437A (en) * 1956-07-30 1957-11-26 Bell Telephone Labor Inc Binary decoder

Also Published As

Publication number Publication date
US2860831A (en) 1958-11-18
GB769726A (en) 1957-03-13

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