IT1160374B - Microelaboratore perfezionato - Google Patents

Microelaboratore perfezionato

Info

Publication number
IT1160374B
IT1160374B IT31079/78A IT3107978A IT1160374B IT 1160374 B IT1160374 B IT 1160374B IT 31079/78 A IT31079/78 A IT 31079/78A IT 3107978 A IT3107978 A IT 3107978A IT 1160374 B IT1160374 B IT 1160374B
Authority
IT
Italy
Prior art keywords
perfected
micro
processor
perfected micro
Prior art date
Application number
IT31079/78A
Other languages
English (en)
Other versions
IT7831079A0 (it
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IT7831079A0 publication Critical patent/IT7831079A0/it
Application granted granted Critical
Publication of IT1160374B publication Critical patent/IT1160374B/it

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
    • G06F7/544—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 for evaluating functions by calculation
    • G06F7/5443—Sum of products
    • 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
    • G06F7/4806—Computations with complex numbers
    • G06F7/4812—Complex multiplication

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
IT31079/78A 1977-12-30 1978-12-21 Microelaboratore perfezionato IT1160374B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7739966A FR2413712A1 (fr) 1977-12-30 1977-12-30 Microprocesseur specialise pour le calcul de la somme de produits de deux operandes complexes

Publications (2)

Publication Number Publication Date
IT7831079A0 IT7831079A0 (it) 1978-12-21
IT1160374B true IT1160374B (it) 1987-03-11

Family

ID=9199635

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31079/78A IT1160374B (it) 1977-12-30 1978-12-21 Microelaboratore perfezionato

Country Status (6)

Country Link
US (1) US4202039A (it)
JP (1) JPS5947346B2 (it)
DE (1) DE2855722A1 (it)
FR (1) FR2413712A1 (it)
GB (1) GB2011672A (it)
IT (1) IT1160374B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4354249A (en) * 1980-03-24 1982-10-12 Motorola Inc. Processing unit for multiplying two mathematical quantities including at least one complex multiplier
DE3066955D1 (en) * 1980-06-24 1984-04-19 Ibm Signal processor computing arrangement and method of operating said arrangement
US4511987A (en) * 1982-03-25 1985-04-16 Texas Instruments Incorporated Method of entering and performing operations on complex numbers on calculators
US4528641A (en) * 1982-11-16 1985-07-09 The United States Of America As Represented By The Secretary Of The Air Force Variable radix processor
US4589085A (en) * 1983-04-26 1986-05-13 The United States Of America As Represented By The United States Department Of Energy Hardware multiplier processor
US4561066A (en) * 1983-06-20 1985-12-24 Gti Corporation Cross product calculator with normalized output
US4800486A (en) * 1983-09-29 1989-01-24 Tandem Computers Incorporated Multiple data patch CPU architecture
WO1986002181A1 (en) * 1984-09-28 1986-04-10 Motorola, Inc. A digital signal processor for single cycle multiply/accumulation
US4779218A (en) * 1985-09-04 1988-10-18 Jauch Jeremy P Complex arithmetic unit
GB8715184D0 (en) * 1987-06-29 1987-10-21 Gec Avionics Stereoscopic presentation of data
US5349676A (en) * 1991-02-11 1994-09-20 General Electric Company Data acquisition systems with programmable bit-serial digital signal processors
US5808927A (en) * 1994-10-18 1998-09-15 International Business Machines Corporation Apparatus for performing two's complement and unsigned multiply accumulate
US5771186A (en) * 1995-06-07 1998-06-23 International Business Machines System and method for multiplying in a data processing system
US5939693A (en) * 1998-02-02 1999-08-17 Motorola Inc. Polynomial calculator device, and method therefor
US11243765B2 (en) 2017-09-29 2022-02-08 Intel Corporation Apparatus and method for scaling pre-scaled results of complex multiply-accumulate operations on packed real and imaginary data elements
US10802826B2 (en) 2017-09-29 2020-10-13 Intel Corporation Apparatus and method for performing dual signed and unsigned multiplication of packed data elements
US10664277B2 (en) 2017-09-29 2020-05-26 Intel Corporation Systems, apparatuses and methods for dual complex by complex conjugate multiply of signed words
US11074073B2 (en) 2017-09-29 2021-07-27 Intel Corporation Apparatus and method for multiply, add/subtract, and accumulate of packed data elements
US10795676B2 (en) 2017-09-29 2020-10-06 Intel Corporation Apparatus and method for multiplication and accumulation of complex and real packed data elements
US10514924B2 (en) 2017-09-29 2019-12-24 Intel Corporation Apparatus and method for performing dual signed and unsigned multiplication of packed data elements
US11256504B2 (en) 2017-09-29 2022-02-22 Intel Corporation Apparatus and method for complex by complex conjugate multiplication
US10552154B2 (en) * 2017-09-29 2020-02-04 Intel Corporation Apparatus and method for multiplication and accumulation of complex and real packed data elements
US10534838B2 (en) 2017-09-29 2020-01-14 Intel Corporation Bit matrix multiplication
US10795677B2 (en) 2017-09-29 2020-10-06 Intel Corporation Systems, apparatuses, and methods for multiplication, negation, and accumulation of vector packed signed values

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1037737A (en) * 1964-07-01 1966-08-03 Ampex Improvements in or relating to computer systems
GB1151302A (en) * 1967-05-18 1969-05-07 Tesla Np Improvements in and relating to Computer Equipment for Numerical Solution of Complex Number Problems
US3673399A (en) * 1970-05-28 1972-06-27 Ibm Fft processor with unique addressing
US3725686A (en) * 1971-01-29 1973-04-03 Hughes Aircraft Co Polyphasor generation by vector addition and scalar multiplication
CH530643A (de) * 1971-04-22 1972-11-15 Hasler Ag Verfahren und Einrichtung zum Erkennen einer vorbestimmten Frequenz in einem Frequenzgemisch
US3800130A (en) * 1973-07-09 1974-03-26 Rca Corp Fast fourier transform stage using floating point numbers
US3926367A (en) * 1974-09-27 1975-12-16 Us Navy Complex filters, convolvers, and multipliers
US4086657A (en) * 1976-08-18 1978-04-25 The United States Of America As Represented By The Secretary Of The Air Force Five-stage four-bit complex multiplier

Also Published As

Publication number Publication date
IT7831079A0 (it) 1978-12-21
DE2855722A1 (de) 1979-07-12
JPS5494849A (en) 1979-07-26
JPS5947346B2 (ja) 1984-11-19
FR2413712B1 (it) 1980-08-22
FR2413712A1 (fr) 1979-07-27
GB2011672A (en) 1979-07-11
US4202039A (en) 1980-05-06

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