IT1021225B - Apparato calcolatore per la moltiplicazione seriale - Google Patents

Apparato calcolatore per la moltiplicazione seriale

Info

Publication number
IT1021225B
IT1021225B IT27111/74A IT2711174A IT1021225B IT 1021225 B IT1021225 B IT 1021225B IT 27111/74 A IT27111/74 A IT 27111/74A IT 2711174 A IT2711174 A IT 2711174A IT 1021225 B IT1021225 B IT 1021225B
Authority
IT
Italy
Prior art keywords
computer apparatus
serial multiplication
multiplication
serial
computer
Prior art date
Application number
IT27111/74A
Other languages
English (en)
Original Assignee
Siemens Ag
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
Priority claimed from DE19732346188 external-priority patent/DE2346188C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1021225B publication Critical patent/IT1021225B/it

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
    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/527—Multiplying only in serial-parallel fashion, i.e. one operand being entered serially and the other in parallel
    • G06F7/5277—Multiplying only in serial-parallel fashion, i.e. one operand being entered serially and the other in parallel with column wise addition of partial products

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
IT27111/74A 1973-09-13 1974-09-10 Apparato calcolatore per la moltiplicazione seriale IT1021225B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732346188 DE2346188C3 (de) 1973-09-13 Rechenwerk zur vorzeichengerechten seriellen Multiplikation

Publications (1)

Publication Number Publication Date
IT1021225B true IT1021225B (it) 1978-01-30

Family

ID=5892484

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27111/74A IT1021225B (it) 1973-09-13 1974-09-10 Apparato calcolatore per la moltiplicazione seriale

Country Status (5)

Country Link
US (1) US3959639A (it)
FR (1) FR2244206B1 (it)
GB (1) GB1480503A (it)
IT (1) IT1021225B (it)
NL (1) NL166342C (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4181970A (en) * 1973-10-08 1980-01-01 Nippon Telegraph And Telephone Public Corporation Digital attenuator for compressed PCM signals
GB2108736B (en) * 1981-10-27 1984-12-12 Standard Telephones Cables Ltd Sum of products multiplier
DE3265546D1 (en) * 1982-04-03 1985-09-26 Itt Ind Gmbh Deutsche Circuit for a serially operating digital filter
US4475167A (en) * 1982-09-29 1984-10-02 National Semiconductor Corporation Fast coefficient calculator for speech
JPS59122040A (ja) * 1982-12-27 1984-07-14 Sony Corp デイジタル信号処理回路
US4731851A (en) * 1986-09-24 1988-03-15 Rca Corporation Digital signal gain control circuitry for varying digital signals in substantially equal db steps
US4939687A (en) * 1988-11-01 1990-07-03 General Electric Company Serial-parallel multipliers using serial as well as parallel addition of partial products
US11416218B1 (en) 2020-07-10 2022-08-16 Ali Tasdighi Far Digital approximate squarer for machine learning
US11467805B1 (en) 2020-07-10 2022-10-11 Ali Tasdighi Far Digital approximate multipliers for machine learning and artificial intelligence applications

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3456098A (en) * 1966-04-04 1969-07-15 Bell Telephone Labor Inc Serial binary multiplier arrangement
US3610907A (en) * 1969-01-16 1971-10-05 North American Rockwell Multipurpose serial/parallel multiplier
US3617723A (en) * 1970-02-25 1971-11-02 Collins Radio Co Digitalized multiplier
US3805043A (en) * 1972-10-11 1974-04-16 Bell Telephone Labor Inc Serial-parallel binary multiplication using pairwise addition

Also Published As

Publication number Publication date
FR2244206A1 (it) 1975-04-11
GB1480503A (en) 1977-07-20
NL166342C (nl) 1981-07-15
DE2346188B2 (de) 1977-02-10
DE2346188A1 (de) 1975-03-27
NL166342B (nl) 1981-02-16
FR2244206B1 (it) 1976-12-31
NL7411965A (nl) 1975-03-17
US3959639A (en) 1976-05-25

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