IT1044100B - Apparato logico atto a moltipli cape operandi gigitali muniti di segno - Google Patents

Apparato logico atto a moltipli cape operandi gigitali muniti di segno

Info

Publication number
IT1044100B
IT1044100B IT2888975A IT2888975A IT1044100B IT 1044100 B IT1044100 B IT 1044100B IT 2888975 A IT2888975 A IT 2888975A IT 2888975 A IT2888975 A IT 2888975A IT 1044100 B IT1044100 B IT 1044100B
Authority
IT
Italy
Prior art keywords
gigital
capes
operands
sign
apparatus suitable
Prior art date
Application number
IT2888975A
Other languages
English (en)
Italian (it)
Original Assignee
Gen Electric
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 US520542A external-priority patent/US3914590A/en
Priority claimed from US05/526,373 external-priority patent/US3947670A/en
Application filed by Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT1044100B publication Critical patent/IT1044100B/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
    • G06F7/4806—Computations with complex numbers
    • G06F7/4812—Complex multiplication
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • 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
    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/525—Multiplying only in serial-serial fashion, i.e. both operands being entered serially
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
    • G06F2207/3804—Details
    • G06F2207/3808—Details concerning the type of numbers or the way they are handled
    • G06F2207/3812—Devices capable of handling different types of numbers
    • G06F2207/3816—Accepting numbers of variable word length
    • 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
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • G06F7/49942—Significance control
    • G06F7/49947—Rounding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
IT2888975A 1974-11-04 1975-10-31 Apparato logico atto a moltipli cape operandi gigitali muniti di segno IT1044100B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US520542A US3914590A (en) 1974-11-04 1974-11-04 Serial two{3 s complementer
US05/526,373 US3947670A (en) 1974-11-22 1974-11-22 Signed multiplication logic

Publications (1)

Publication Number Publication Date
IT1044100B true IT1044100B (it) 1980-03-20

Family

ID=27060176

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2888975A IT1044100B (it) 1974-11-04 1975-10-31 Apparato logico atto a moltipli cape operandi gigitali muniti di segno

Country Status (5)

Country Link
JP (1) JPS5911939B2 (fr)
DE (1) DE2549032A1 (fr)
FR (1) FR2289963A1 (fr)
GB (1) GB1523889A (fr)
IT (1) IT1044100B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5949640A (ja) * 1982-09-16 1984-03-22 Toshiba Corp 乗算回路
JPS5965540U (ja) * 1982-10-25 1984-05-01 富士電機株式会社 インバ−タ装置
JP2555926B2 (ja) * 1993-04-28 1996-11-20 日本電気株式会社 中間周波増幅回路
US10534840B1 (en) * 2018-08-08 2020-01-14 Sandisk Technologies Llc Multiplication using non-volatile memory cells

Also Published As

Publication number Publication date
FR2289963A1 (fr) 1976-05-28
JPS5168744A (fr) 1976-06-14
JPS5911939B2 (ja) 1984-03-19
GB1523889A (en) 1978-09-06
DE2549032A1 (de) 1976-05-20
FR2289963B1 (fr) 1981-04-17

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