IT1171086B - Complesso circuitale di somma,di tipo digitale - Google Patents

Complesso circuitale di somma,di tipo digitale

Info

Publication number
IT1171086B
IT1171086B IT22927/83A IT2292783A IT1171086B IT 1171086 B IT1171086 B IT 1171086B IT 22927/83 A IT22927/83 A IT 22927/83A IT 2292783 A IT2292783 A IT 2292783A IT 1171086 B IT1171086 B IT 1171086B
Authority
IT
Italy
Prior art keywords
sum
digital type
circuit complex
complex
circuit
Prior art date
Application number
IT22927/83A
Other languages
English (en)
Other versions
IT8322927A1 (it
IT8322927A0 (it
Inventor
John Armer
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Publication of IT8322927A0 publication Critical patent/IT8322927A0/it
Publication of IT8322927A1 publication Critical patent/IT8322927A1/it
Application granted granted Critical
Publication of IT1171086B publication Critical patent/IT1171086B/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
    • G06F7/50—Adding; Subtracting
    • 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
    • G06F7/503—Half or full adders, i.e. basic adder cells for one denomination using carry switching, i.e. the incoming carry being connected directly, or only via an inverter, to the carry output under control of a carry propagate signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Mathematical Optimization (AREA)
  • Software Systems (AREA)
  • Logic Circuits (AREA)
  • Saccharide Compounds (AREA)
IT22927/83A 1982-09-30 1983-09-20 Complesso circuitale di somma,di tipo digitale IT1171086B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/429,328 US4523292A (en) 1982-09-30 1982-09-30 Complementary FET ripple carry binary adder circuit

Publications (3)

Publication Number Publication Date
IT8322927A0 IT8322927A0 (it) 1983-09-20
IT8322927A1 IT8322927A1 (it) 1985-03-20
IT1171086B true IT1171086B (it) 1987-06-10

Family

ID=23702778

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22927/83A IT1171086B (it) 1982-09-30 1983-09-20 Complesso circuitale di somma,di tipo digitale

Country Status (11)

Country Link
US (1) US4523292A (it)
JP (1) JPS5981736A (it)
KR (1) KR840006088A (it)
AT (1) AT386292B (it)
AU (1) AU568814B2 (it)
CA (1) CA1191961A (it)
DE (1) DE3335559A1 (it)
ES (1) ES8405969A1 (it)
FR (1) FR2534045B1 (it)
GB (1) GB2128781B (it)
IT (1) IT1171086B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4583192A (en) * 1983-09-30 1986-04-15 Motorola, Inc. MOS full adder circuit
JPS60116034A (ja) * 1983-11-28 1985-06-22 Toshiba Corp 加算回路
JPS60134932A (ja) * 1983-12-24 1985-07-18 Toshiba Corp プリチヤ−ジ型の桁上げ連鎖加算回路
JPS6170636A (ja) * 1984-09-10 1986-04-11 レイセオン　カンパニ− 全加算器回路
US4866658A (en) * 1984-09-10 1989-09-12 Raytheon Company High speed full adder
US4704701A (en) * 1984-11-01 1987-11-03 Raytheon Company Conditional carry adder for a multibit digital computer
US4718034A (en) * 1984-11-08 1988-01-05 Data General Corporation Carry-save propagate adder
US4685079A (en) * 1984-12-14 1987-08-04 Rca Corporation Ripple-borrow binary subtraction circuit
US4707800A (en) * 1985-03-04 1987-11-17 Raytheon Company Adder/substractor for variable length numbers
US4709346A (en) * 1985-04-01 1987-11-24 Raytheon Company CMOS subtractor
JPS62111325A (ja) * 1985-07-12 1987-05-22 Mitsubishi Electric Corp マンチェスタ型キャリィ伝搬回路
JPH07104774B2 (ja) * 1985-11-26 1995-11-13 株式会社東芝 同期式演算回路
US4739503A (en) * 1986-04-21 1988-04-19 Rca Corporation Carry/borrow propagate adder/subtractor
DE3630605A1 (de) * 1986-09-09 1988-03-17 Lueder Ernst Prof Dr Ing Cmos-halbleiteranordnung als exor-nor-schaltung, insbesondere als baustein fuer eine cmos-volladdierstufe
JPS63140334A (ja) * 1986-12-02 1988-06-11 Mitsubishi Electric Corp 桁上げ信号伝播回路
JPS63145526A (ja) * 1986-12-09 1988-06-17 Mitsubishi Electric Corp 桁上げ信号伝播回路
IT1210751B (it) * 1987-05-20 1989-09-20 Cselt Centro Studi Lab Telecom Sommatore veloce in tecnologia c mos
US5047975A (en) * 1987-11-16 1991-09-10 Intel Corporation Dual mode adder circuitry with overflow detection and substitution enabled for a particular mode
JPH01180633A (ja) * 1988-01-12 1989-07-18 Mitsubishi Electric Corp 加算器
JPH0736151B2 (ja) * 1988-05-12 1995-04-19 三菱電機株式会社 全加算回路
US4899305A (en) * 1988-06-15 1990-02-06 National Semiconductor Corp. Manchester carry adder circuit
JPH03175530A (ja) * 1989-12-04 1991-07-30 Nec Corp 論理回路
DE4342639C1 (de) * 1993-12-14 1995-04-27 Siemens Ag Volladdierstufe und Verwendung
US6226735B1 (en) * 1998-05-08 2001-05-01 Broadcom Method and apparatus for configuring arbitrary sized data paths comprising multiple context processing elements
EP2109815A2 (en) * 2006-12-21 2009-10-21 Technology Properties Limited Inversion of alternate instruction and/or data bits in a computer
US9672185B2 (en) * 2013-09-27 2017-06-06 International Business Machines Corporation Method and system for enumerating digital circuits in a system-on-a-chip (SOC)
US10613829B2 (en) * 2018-05-17 2020-04-07 Qualcomm Incorporated Performance power optimized full adder

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50144372A (it) * 1974-05-09 1975-11-20
US3900742A (en) * 1974-06-24 1975-08-19 Us Navy Threshold logic using complementary mos device
US4052604A (en) * 1976-01-19 1977-10-04 Hewlett-Packard Company Binary adder
JPS52152132A (en) * 1976-06-14 1977-12-17 Matsushita Electric Ind Co Ltd Carry siganl generator circuit
DE2647982A1 (de) * 1976-10-22 1978-04-27 Siemens Ag Logische schaltungsanordnung in integrierter mos-schaltkreistechnik
JPS53146558A (en) * 1977-05-26 1978-12-20 Citizen Watch Co Ltd Oscillator circuit
US4152775A (en) * 1977-07-20 1979-05-01 Intel Corporation Single line propagation adder and method for binary addition
US4217502A (en) * 1977-09-10 1980-08-12 Tokyo Shibaura Denki Kabushiki Kaisha Converter producing three output states
US4357675A (en) * 1980-08-04 1982-11-02 Bell Telephone Laboratories, Incorporated Ripple-carry generating circuit with carry regeneration
US4425623A (en) * 1981-07-14 1984-01-10 Rockwell International Corporation Lookahead carry circuit apparatus
US4439835A (en) * 1981-07-14 1984-03-27 Rockwell International Corporation Apparatus for and method of generation of ripple carry signals in conjunction with logical adding circuitry
US4417316A (en) * 1981-07-14 1983-11-22 Rockwell International Corporation Digital binary increment circuit apparatus
US4471454A (en) * 1981-10-27 1984-09-11 Ibm Corporation Fast, efficient, small adder

Also Published As

Publication number Publication date
GB8326059D0 (en) 1983-11-02
ES525879A0 (es) 1984-06-16
FR2534045A1 (fr) 1984-04-06
DE3335559A1 (de) 1984-04-05
AU1939783A (en) 1984-04-05
GB2128781B (en) 1986-06-25
IT8322927A1 (it) 1985-03-20
AU568814B2 (en) 1988-01-14
JPS5981736A (ja) 1984-05-11
AT386292B (de) 1988-07-25
ES8405969A1 (es) 1984-06-16
KR840006088A (ko) 1984-11-21
ATA344883A (de) 1987-12-15
CA1191961A (en) 1985-08-13
FR2534045B1 (fr) 1987-10-23
GB2128781A (en) 1984-05-02
IT8322927A0 (it) 1983-09-20
US4523292A (en) 1985-06-11

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