DE69229375D1 - Signalverarbeitungsschaltung und System zur Erfassung eines Absolutbetrages - Google Patents

Signalverarbeitungsschaltung und System zur Erfassung eines Absolutbetrages

Info

Publication number
DE69229375D1
DE69229375D1 DE69229375T DE69229375T DE69229375D1 DE 69229375 D1 DE69229375 D1 DE 69229375D1 DE 69229375 T DE69229375 T DE 69229375T DE 69229375 T DE69229375 T DE 69229375T DE 69229375 D1 DE69229375 D1 DE 69229375D1
Authority
DE
Germany
Prior art keywords
detecting
signal processing
processing circuit
absolute amount
absolute
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69229375T
Other languages
English (en)
Other versions
DE69229375T2 (de
Inventor
Tatsuo Furukawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Publication of DE69229375D1 publication Critical patent/DE69229375D1/de
Application granted granted Critical
Publication of DE69229375T2 publication Critical patent/DE69229375T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G06G7/25—Arrangements for performing computing operations, e.g. operational amplifiers for discontinuous functions, e.g. backlash, dead zone, limiting absolute value or peak value
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/04—Measuring peak values or amplitude or envelope of ac or of pulses
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
DE69229375T 1991-06-27 1992-06-25 Signalverarbeitungsschaltung und System zur Erfassung eines Absolutbetrages Expired - Fee Related DE69229375T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP03156871A JP3135283B2 (ja) 1991-06-27 1991-06-27 絶対値検出用信号処理回路装置

Publications (2)

Publication Number Publication Date
DE69229375D1 true DE69229375D1 (de) 1999-07-15
DE69229375T2 DE69229375T2 (de) 2000-03-23

Family

ID=15637215

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69229375T Expired - Fee Related DE69229375T2 (de) 1991-06-27 1992-06-25 Signalverarbeitungsschaltung und System zur Erfassung eines Absolutbetrages

Country Status (4)

Country Link
US (1) US5642070A (de)
EP (1) EP0520432B1 (de)
JP (1) JP3135283B2 (de)
DE (1) DE69229375T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11264842A (ja) * 1998-03-18 1999-09-28 Fujitsu Ltd 信号レベルモニタ回路
JP3675256B2 (ja) * 1999-10-15 2005-07-27 日本碍子株式会社 ベクトル信号処理回路
US6448851B1 (en) * 2001-08-21 2002-09-10 Texas Instruments Incorporated Amplifier with offset compensation for a high voltage output transistor stage
US7068103B2 (en) * 2004-04-30 2006-06-27 Texas Instruments Incorporated Operational transconductance amplifier input driver for class D audio amplifiers
WO2012112804A1 (en) 2011-02-18 2012-08-23 Raindance Technoligies, Inc. Compositions and methods for molecular labeling
RU2490704C1 (ru) * 2012-07-03 2013-08-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ульяновский государственный технический университет" Реляторный модуль
RU2490705C1 (ru) * 2012-07-03 2013-08-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ульяновский государственный технический университет" Реляторный модуль
RU2491625C1 (ru) * 2012-07-03 2013-08-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ульяновский государственный технический университет" Реляторный модуль
RU2580800C1 (ru) * 2015-03-17 2016-04-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ульяновский государственный технический университет" Селектор временных интервалов

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3588671A (en) * 1969-01-24 1971-06-28 Nasa Precision rectifier with fet switching means
US3585487A (en) * 1969-06-26 1971-06-15 Burroughs Corp High-speed precision rectifier
US3911291A (en) * 1973-07-23 1975-10-07 Burroughs Corp AC to absolute value linear converter
JPS6038048B2 (ja) * 1978-07-19 1985-08-29 株式会社日立製作所 誤差増幅回路
JPS5650468A (en) * 1979-09-28 1981-05-07 Yokogawa Hokushin Electric Corp Absolute value circuit
JPS5750178A (en) * 1980-09-10 1982-03-24 Canon Inc Photoelectric converter
US4495428A (en) * 1981-06-09 1985-01-22 Victor Company Of Japan, Ltd. Circuit arrangement for deriving a level control signal using silicon diodes
JPS5866064A (ja) * 1981-10-15 1983-04-20 Toshiba Corp レベル検出回路
US4642681A (en) * 1982-10-08 1987-02-10 Canon Kabushiki Kaisha Color image processing apparatus for generating color output signals and a black output signal in a mutually exclusive manner
JPS59116878A (ja) * 1982-12-24 1984-07-05 Hitachi Ltd 絶対値回路
JPS6153809A (ja) * 1984-08-22 1986-03-17 Sharp Corp 差動増幅回路
JPH0654957B2 (ja) * 1985-11-13 1994-07-20 キヤノン株式会社 光電変換装置
JPS62117085A (ja) * 1985-11-18 1987-05-28 Victor Co Of Japan Ltd 絶対値回路
JPH0775289B2 (ja) * 1986-03-03 1995-08-09 株式会社日立製作所 相互コンダクタンス増幅回路
US4853646A (en) * 1988-07-19 1989-08-01 Fairchild Semiconductor Corporation Temperature compensated bipolar circuits
JPH0279608A (ja) * 1988-09-16 1990-03-20 Olympus Optical Co Ltd 演算増幅器のオフセット調整装置

Also Published As

Publication number Publication date
EP0520432A3 (en) 1993-10-27
DE69229375T2 (de) 2000-03-23
EP0520432B1 (de) 1999-06-09
US5642070A (en) 1997-06-24
JPH056444A (ja) 1993-01-14
JP3135283B2 (ja) 2001-02-13
EP0520432A2 (de) 1992-12-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee