JPS61224607A - 自動利得制御用検波回路 - Google Patents

自動利得制御用検波回路

Info

Publication number
JPS61224607A
JPS61224607A JP60065266A JP6526685A JPS61224607A JP S61224607 A JPS61224607 A JP S61224607A JP 60065266 A JP60065266 A JP 60065266A JP 6526685 A JP6526685 A JP 6526685A JP S61224607 A JPS61224607 A JP S61224607A
Authority
JP
Japan
Prior art keywords
transistor
circuit
output
transistors
voltage
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.)
Granted
Application number
JP60065266A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0347770B2 (forum.php
Inventor
Joji Maeda
前田　丞治
Kazuo Hasegawa
和夫 長谷川
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP60065266A priority Critical patent/JPS61224607A/ja
Priority to US06/844,608 priority patent/US4724337A/en
Priority to EP86302389A priority patent/EP0196906B1/en
Priority to DE8686302389T priority patent/DE3686431T2/de
Publication of JPS61224607A publication Critical patent/JPS61224607A/ja
Publication of JPH0347770B2 publication Critical patent/JPH0347770B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/04—Modifications of control circuit to reduce distortion caused by control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP60065266A 1985-03-29 1985-03-29 自動利得制御用検波回路 Granted JPS61224607A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP60065266A JPS61224607A (ja) 1985-03-29 1985-03-29 自動利得制御用検波回路
US06/844,608 US4724337A (en) 1985-03-29 1986-03-27 Automatic gain control detection circuit
EP86302389A EP0196906B1 (en) 1985-03-29 1986-04-01 Automatic gain control detection circuit
DE8686302389T DE3686431T2 (de) 1985-03-29 1986-04-01 Schaltung zur detektion eines automatischen verstaerkungsregelungssignals.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60065266A JPS61224607A (ja) 1985-03-29 1985-03-29 自動利得制御用検波回路

Publications (2)

Publication Number Publication Date
JPS61224607A true JPS61224607A (ja) 1986-10-06
JPH0347770B2 JPH0347770B2 (forum.php) 1991-07-22

Family

ID=13281940

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60065266A Granted JPS61224607A (ja) 1985-03-29 1985-03-29 自動利得制御用検波回路

Country Status (4)

Country Link
US (1) US4724337A (forum.php)
EP (1) EP0196906B1 (forum.php)
JP (1) JPS61224607A (forum.php)
DE (1) DE3686431T2 (forum.php)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0423506A (ja) * 1990-05-17 1992-01-27 Nec Corp Ａｇｃ検波回路
JP2007288533A (ja) * 2006-04-17 2007-11-01 Sharp Corp レベル検波回路、集積回路および通信機器

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1235685B (it) * 1989-03-13 1992-09-21 Sgs Thomson Microelectronics Circuito integrato per la generazione di una tensione indipendente dalla temperatura e con compressione di dinamica funzione del valore di una resistenza variabile esterna al circuito integrato.
US4990803A (en) * 1989-03-27 1991-02-05 Analog Devices, Inc. Logarithmic amplifier
US4929909A (en) * 1989-03-27 1990-05-29 Analog Devices, Inc. Differential amplifier with gain compensation
US5030924A (en) * 1989-03-30 1991-07-09 Silicon Systems, Inc. Temperature compensated exponential gain control circuit
US5162678A (en) * 1990-09-18 1992-11-10 Silicon Systems, Inc. Temperature compensation control circuit for exponential gain function of an agc amplifier
US5345185A (en) * 1992-04-14 1994-09-06 Analog Devices, Inc. Logarithmic amplifier gain stage
JP2753422B2 (ja) * 1992-06-15 1998-05-20 三菱電機株式会社 全波整流回路
JPH07109608B2 (ja) * 1992-10-30 1995-11-22 日本電気株式会社 マルチプライヤ
US5337020A (en) * 1993-03-12 1994-08-09 Matsushita Communication Industrial Corporation Of America Differential radio frequency detector/comparator for power level control
GB2280073B (en) * 1993-06-30 1996-11-27 Northern Telecom Ltd Amplifier circuit
AU1726795A (en) * 1994-02-15 1995-08-29 Rambus Inc. Amplifier with active duty cycle correction
AU1841895A (en) * 1994-02-15 1995-08-29 Rambus Inc. Delay-locked loop
EP1146642B1 (en) 1995-05-26 2006-12-27 Rambus Inc. Phase shifter for use in a quadrature clock generator
US6833743B2 (en) * 2002-10-29 2004-12-21 Gong Gu Adjustment of a clock duty cycle
JP4781744B2 (ja) * 2005-08-05 2011-09-28 ローム株式会社 電源装置及びこれを用いた電気機器
US7948297B1 (en) 2008-11-17 2011-05-24 Hrl Laboratories, Llc Circuits and methods to minimize thermally generated offset voltages

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58213517A (ja) * 1982-06-07 1983-12-12 Nippon Telegr & Teleph Corp <Ntt> 利得制御形差動増幅器
JPS5989010A (ja) * 1982-11-12 1984-05-23 Hitachi Ltd Ｆｍ復調回路

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0423506A (ja) * 1990-05-17 1992-01-27 Nec Corp Ａｇｃ検波回路
JP2007288533A (ja) * 2006-04-17 2007-11-01 Sharp Corp レベル検波回路、集積回路および通信機器

Also Published As

Publication number Publication date
US4724337A (en) 1988-02-09
JPH0347770B2 (forum.php) 1991-07-22
EP0196906A2 (en) 1986-10-08
EP0196906A3 (en) 1989-03-08
DE3686431D1 (de) 1992-09-24
EP0196906B1 (en) 1992-08-19
DE3686431T2 (de) 1993-04-01

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