FR1581830A - - Google Patents

Info

Publication number
FR1581830A
FR1581830A FR1581830DA FR1581830A FR 1581830 A FR1581830 A FR 1581830A FR 1581830D A FR1581830D A FR 1581830DA FR 1581830 A FR1581830 A FR 1581830A
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
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 filed Critical
Application granted granted Critical
Publication of FR1581830A publication Critical patent/FR1581830A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F7/50—Adding; Subtracting
    • G06F7/505—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F7/50—Adding; Subtracting
    • G06F7/501—Half or full adders, i.e. basic adder cells for one denomination
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F7/57—Arithmetic logic units [ALU], i.e. arrangements or devices for performing two or more of the operations covered by groups G06F7/483 – G06F7/556 or for performing logical operations
    • G06F7/575—Basic arithmetic logic units, i.e. devices selectable to perform either addition, subtraction or one of several logical operations, using, at least partially, the same circuitry
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/173—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using elementary logic circuits as components
    • H03K19/1733—Controllable logic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Optimization (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Complex Calculations (AREA)
  • Logic Circuits (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
FR1581830D 1967-09-08 1968-09-06 Expired FR1581830A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE12432/67A SE300065B (fr) 1967-09-08 1967-09-08

Publications (1)

Publication Number Publication Date
FR1581830A true FR1581830A (fr) 1969-09-19

Family

ID=20295717

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1581830D Expired FR1581830A (fr) 1967-09-08 1968-09-06

Country Status (9)

Country Link
US (1) US3584207A (fr)
BE (1) BE720342A (fr)
DE (1) DE1774771B2 (fr)
DK (1) DK131406B (fr)
FR (1) FR1581830A (fr)
GB (1) GB1171266A (fr)
NL (1) NL6812751A (fr)
NO (1) NO120167B (fr)
SE (1) SE300065B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1957302A1 (de) * 1969-11-14 1971-05-19 Telefunken Patent Volladdierer
US3700868A (en) * 1970-12-16 1972-10-24 Nasa Logical function generator
USH1970H1 (en) 1971-07-19 2001-06-05 Texas Instruments Incorporated Variable function programmed system
US4503511A (en) * 1971-08-31 1985-03-05 Texas Instruments Incorporated Computing system with multifunctional arithmetic logic unit in single integrated circuit
US4037094A (en) * 1971-08-31 1977-07-19 Texas Instruments Incorporated Multi-functional arithmetic and logical unit
US3749899A (en) * 1972-06-15 1973-07-31 Hewlett Packard Co Binary/bcd arithmetic logic unit
US4157589A (en) * 1977-09-09 1979-06-05 Gte Laboratories Incorporated Arithmetic logic apparatus
US4160290A (en) * 1978-04-10 1979-07-03 Ncr Corporation One-bit multifunction arithmetic and logic circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL292437A (fr) * 1962-05-09
US3291973A (en) * 1964-09-22 1966-12-13 Sperry Rand Corp Binary serial adders utilizing nor gates
US3440413A (en) * 1965-11-17 1969-04-22 Ibm Majority logic binary adder
US3458240A (en) * 1965-12-28 1969-07-29 Sperry Rand Corp Function generator for producing the possible boolean functions of eta independent variables
US3465133A (en) * 1966-06-07 1969-09-02 North American Rockwell Carry or borrow system for arithmetic computations

Also Published As

Publication number Publication date
BE720342A (fr) 1969-02-17
SE300065B (fr) 1968-04-01
DE1774771A1 (de) 1971-12-30
DK131406B (da) 1975-07-07
US3584207A (en) 1971-06-08
NL6812751A (fr) 1969-03-11
DE1774771B2 (de) 1972-11-30
GB1171266A (en) 1969-11-19
NO120167B (fr) 1970-09-07
DK131406C (fr) 1975-12-01

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Legal Events

Date Code Title Description
ST Notification of lapse