GB934205A - Improvements in or relating to register stages - Google Patents

Improvements in or relating to register stages

Info

Publication number
GB934205A
GB934205A GB23731/62A GB2373162A GB934205A GB 934205 A GB934205 A GB 934205A GB 23731/62 A GB23731/62 A GB 23731/62A GB 2373162 A GB2373162 A GB 2373162A GB 934205 A GB934205 A GB 934205A
Authority
GB
United Kingdom
Prior art keywords
terminal
tubes
pulse
register
digit
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
GB23731/62A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB934205A publication Critical patent/GB934205A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/498—Computations with decimal numbers radix 12 or 20. using counter-type accumulators
    • G06F7/4983—Multiplying; Dividing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/26—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using discharge tubes
    • G11C11/28—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using discharge tubes using gas-filled tubes
    • 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
    • H03M7/06—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 the radix thereof being a positive integer different from two
    • H03M7/08—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 the radix thereof being a positive integer different from two the radix being ten, i.e. pure decimal code
    • 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
    • H03M7/14—Conversion to or from non-weighted codes
    • H03M7/16—Conversion to or from unit-distance codes, e.g. Gray code, reflected binary code

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Electrotherapy Devices (AREA)
  • Executing Machine-Instructions (AREA)
GB23731/62A 1961-06-23 1962-06-20 Improvements in or relating to register stages Expired GB934205A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR865927A FR1300823A (fr) 1961-06-23 1961-06-23 Procédé et circuits électroniques de multiplication et de division par deux et leurs applications, notamment à la transposition des nombres
FR867835A FR1301960A (fr) 1961-06-23 1961-07-12 Machine électronique à calculer, imprimante ou combinée avec une machine à écrire

Publications (1)

Publication Number Publication Date
GB934205A true GB934205A (en) 1963-08-14

Family

ID=26191185

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23731/62A Expired GB934205A (en) 1961-06-23 1962-06-20 Improvements in or relating to register stages

Country Status (6)

Country Link
US (1) US3251983A (enExample)
DE (1) DE1234057B (enExample)
FR (2) FR1300823A (enExample)
GB (1) GB934205A (enExample)
LU (1) LU41936A1 (enExample)
NL (1) NL280023A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3688097A (en) * 1970-05-20 1972-08-29 Bell Telephone Labor Inc Digital attenuator for non-linear pulse code modulation signals
BE792988A (fr) * 1971-12-22 1973-04-16 Western Electric Co Dispositif numerique
CH552249A (de) * 1972-05-24 1974-07-31 Wirth Gallo & Co Elektronische vorrichtung zur multiplikation einer binaer kodierten zahl eines zahlensystemes mit geradzahliger basis groesser als 2 mit einem faktor, der gleich der haelfte der basis dieses zahlensystems ist.
CH552851A (de) * 1972-06-12 1974-08-15 Wirth Gallo & Co Elektronische vorrichtung zur verfuenffachung einer binaer kodierten dezimalzahl.
US3927311A (en) * 1974-08-20 1975-12-16 Ibm Arithmetic system for halving and doubling decimal numbers

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2470716A (en) * 1943-06-11 1949-05-17 Research Corp Electronic counting system
US2584363A (en) * 1947-07-10 1952-02-05 Ncr Co Electronic counting device
US2521350A (en) * 1947-11-24 1950-09-05 Ibm Electronic counter
US2935255A (en) * 1954-11-15 1960-05-03 Lab For Electronics Inc High speed decade counter

Also Published As

Publication number Publication date
US3251983A (en) 1966-05-17
FR1301960A (fr) 1962-08-24
FR1300823A (fr) 1962-08-10
DE1234057B (de) 1967-02-09
NL280023A (enExample)
LU41936A1 (enExample) 1962-08-22

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