HK64793A - Cmos analog multiplying circuit - Google Patents

Cmos analog multiplying circuit

Info

Publication number
HK64793A
HK64793A HK647/93A HK64793A HK64793A HK 64793 A HK64793 A HK 64793A HK 647/93 A HK647/93 A HK 647/93A HK 64793 A HK64793 A HK 64793A HK 64793 A HK64793 A HK 64793A
Authority
HK
Hong Kong
Prior art keywords
multiplying circuit
cmos analog
analog multiplying
cmos
circuit
Prior art date
Application number
HK647/93A
Other languages
English (en)
Inventor
Andreas Rusznyak
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of HK64793A publication Critical patent/HK64793A/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G06G7/163—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division using a variable impedance controlled by one of the input signals, variable amplification or transfer function

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Amplifiers (AREA)
  • Manipulation Of Pulses (AREA)
HK647/93A 1987-02-25 1993-07-08 Cmos analog multiplying circuit HK64793A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8704458A GB2201535B (en) 1987-02-25 1987-02-25 Cmos analog multiplying circuit

Publications (1)

Publication Number Publication Date
HK64793A true HK64793A (en) 1993-07-16

Family

ID=10612941

Family Applications (1)

Application Number Title Priority Date Filing Date
HK647/93A HK64793A (en) 1987-02-25 1993-07-08 Cmos analog multiplying circuit

Country Status (8)

Country Link
US (1) US4999521A (fr)
EP (1) EP0349533B1 (fr)
JP (1) JPH02502409A (fr)
DE (1) DE3870870D1 (fr)
GB (1) GB2201535B (fr)
HK (1) HK64793A (fr)
SG (1) SG134192G (fr)
WO (1) WO1988006770A1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5122983A (en) * 1990-01-12 1992-06-16 Vanderbilt University Charged-based multiplier circuit
EP0451759B1 (fr) * 1990-04-12 1996-11-20 Siemens Aktiengesellschaft Méthode pour tester des caractéristiques de transmission d'un circuit de ligne d'abonné
US5317218A (en) * 1991-01-04 1994-05-31 United Microelectronics Corp. Current sense circuit with fast response
KR940004408B1 (ko) * 1991-08-23 1994-05-25 삼성전자 주식회사 반도체 메모리 장치의 자동 스트레스 모드 테스트장치
US5389840A (en) * 1992-11-10 1995-02-14 Elantec, Inc. Complementary analog multiplier circuits with differential ground referenced outputs and switching capability
JP2933112B2 (ja) * 1992-11-16 1999-08-09 株式会社高取育英会 乗算回路
GB2325341A (en) * 1997-03-28 1998-11-18 Nec Corp A composite transistor for a current squarer and analog multiplier
GB2416236B (en) * 2004-07-14 2007-11-28 Univ Sheffield Signal processing circuit
TWM383162U (en) * 2009-12-16 2010-06-21 Macroblock Inc Analog multiplier
US8618862B2 (en) * 2010-12-20 2013-12-31 Rf Micro Devices, Inc. Analog divider
US10832014B1 (en) 2018-04-17 2020-11-10 Ali Tasdighi Far Multi-quadrant analog current-mode multipliers for artificial intelligence
US10700695B1 (en) 2018-04-17 2020-06-30 Ali Tasdighi Far Mixed-mode quarter square multipliers for machine learning
US10594334B1 (en) 2018-04-17 2020-03-17 Ali Tasdighi Far Mixed-mode multipliers for artificial intelligence
US11449689B1 (en) 2019-06-04 2022-09-20 Ali Tasdighi Far Current-mode analog multipliers for artificial intelligence
US11467805B1 (en) 2020-07-10 2022-10-11 Ali Tasdighi Far Digital approximate multipliers for machine learning and artificial intelligence applications
US11416218B1 (en) 2020-07-10 2022-08-16 Ali Tasdighi Far Digital approximate squarer for machine learning

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1762514A1 (de) * 1968-06-29 1970-05-14 Fernseh Gmbh Schaltungsanordnung zur Multiplikation zweier elektrischer Spannungen
US4059811A (en) * 1976-12-20 1977-11-22 International Business Machines Corporation Integrated circuit amplifier
US4156924A (en) * 1977-10-17 1979-05-29 Westinghouse Electric Corp. CMOS Analog multiplier for CCD signal processing
JPS5463662A (en) * 1977-10-28 1979-05-22 Nec Corp Current supply circuit
US4188588A (en) * 1978-12-15 1980-02-12 Rca Corporation Circuitry with unbalanced long-tailed-pair connections of FET's
KR970000909B1 (en) * 1985-09-02 1997-01-21 Siemens Ag Controlled current source apparatus
US4710726A (en) * 1986-02-27 1987-12-01 Columbia University In The City Of New York Semiconductive MOS resistance network
US4706013A (en) * 1986-11-20 1987-11-10 Industrial Technology Research Institute Matching current source
US4763021A (en) * 1987-07-06 1988-08-09 Unisys Corporation CMOS input buffer receiver circuit with ultra stable switchpoint
US4819081A (en) * 1987-09-03 1989-04-04 Intel Corporation Phase comparator for extending capture range

Also Published As

Publication number Publication date
GB8704458D0 (en) 1987-04-01
JPH02502409A (ja) 1990-08-02
WO1988006770A1 (fr) 1988-09-07
EP0349533A1 (fr) 1990-01-10
EP0349533B1 (fr) 1992-05-06
SG134192G (en) 1993-05-21
GB2201535A (en) 1988-09-01
DE3870870D1 (de) 1992-06-11
US4999521A (en) 1991-03-12
GB2201535B (en) 1990-11-28

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20040225

PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)