IT7920571A0 - Apparecchiatura per eseguire operazioni aritmetiche con conversione indiretta numerico/analogica. - Google Patents

Apparecchiatura per eseguire operazioni aritmetiche con conversione indiretta numerico/analogica.

Info

Publication number
IT7920571A0
IT7920571A0 IT7920571A IT2057179A IT7920571A0 IT 7920571 A0 IT7920571 A0 IT 7920571A0 IT 7920571 A IT7920571 A IT 7920571A IT 2057179 A IT2057179 A IT 2057179A IT 7920571 A0 IT7920571 A0 IT 7920571A0
Authority
IT
Italy
Prior art keywords
numeric
indirect
equipment
analog conversion
arithmetic operations
Prior art date
Application number
IT7920571A
Other languages
English (en)
Other versions
IT1166669B (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 IT7920571A0 publication Critical patent/IT7920571A0/it
Application granted granted Critical
Publication of IT1166669B publication Critical patent/IT1166669B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06J—HYBRID COMPUTING ARRANGEMENTS
    • G06J1/00—Hybrid computing arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/82—Digital/analogue converters with intermediate conversion to time interval
    • H03M1/822—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation
    • H03M1/827—Digital/analogue converters with intermediate conversion to time interval using pulse width modulation in which the total pulse width is distributed over multiple shorter pulse widths

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Automation & Control Theory (AREA)
  • Evolutionary Computation (AREA)
  • Fuzzy Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Analogue/Digital Conversion (AREA)
  • Manipulation Of Pulses (AREA)
  • Complex Calculations (AREA)
IT20571/79A 1978-03-31 1979-02-27 Apparecchiatura per eseguire operazioni aritmetiche con conversione indiretta IT1166669B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/892,244 US4205303A (en) 1978-03-31 1978-03-31 Performing arithmetic using indirect digital-to-analog conversion

Publications (2)

Publication Number Publication Date
IT7920571A0 true IT7920571A0 (it) 1979-02-27
IT1166669B IT1166669B (it) 1987-05-06

Family

ID=25399627

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20571/79A IT1166669B (it) 1978-03-31 1979-02-27 Apparecchiatura per eseguire operazioni aritmetiche con conversione indiretta

Country Status (6)

Country Link
US (1) US4205303A (it)
JP (2) JPS54132160A (it)
DE (1) DE2910543C2 (it)
FR (1) FR2421515A1 (it)
GB (1) GB2018066B (it)
IT (1) IT1166669B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ198054A (en) * 1981-08-17 1986-05-09 New Zealand Dev Finance Polernary logic:multilevel circuits
JPS61256826A (ja) * 1985-05-09 1986-11-14 Sony Corp Ｄ／ａコンバ−タ
GB2176353B (en) * 1985-06-06 1988-08-24 Motorola Inc D/a converter
US6707874B2 (en) 2002-04-15 2004-03-16 Charles Douglas Murphy Multiple-output counters for analog-to-digital and digital-to-analog conversion
JP4199149B2 (ja) * 2004-03-25 2008-12-17 矢崎総業株式会社 液面レベル測定システム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3052412A (en) * 1961-01-26 1962-09-04 Ibm Multiplier circuit
US3424980A (en) * 1965-05-10 1969-01-28 Gen Time Corp Electronic dividing system for determining the ratio of two differences
US3447148A (en) * 1965-10-18 1969-05-27 Honeywell Inc Digital to analog converter having digital feedback
US3646545A (en) * 1970-06-04 1972-02-29 Singer Co Ladderless digital-to-analog converter
US3786488A (en) * 1971-12-30 1974-01-15 Woodward Governor Co Algebraic summing digital-to-analog converter
DE2340227C2 (de) * 1973-08-08 1975-09-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen Digital-Analog-Wandler

Also Published As

Publication number Publication date
JPS6122835B2 (it) 1986-06-03
GB2018066B (en) 1982-04-15
DE2910543A1 (de) 1979-10-04
DE2910543C2 (de) 1986-05-15
IT1166669B (it) 1987-05-06
FR2421515A1 (fr) 1979-10-26
GB2018066A (en) 1979-10-10
US4205303A (en) 1980-05-27
JPS54132161A (en) 1979-10-13
FR2421515B1 (it) 1982-03-05
JPS54132160A (en) 1979-10-13
JPS627585B2 (it) 1987-02-18

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