JPH0442631B2 - - Google Patents

Info

Publication number
JPH0442631B2
JPH0442631B2 JP58087031A JP8703183A JPH0442631B2 JP H0442631 B2 JPH0442631 B2 JP H0442631B2 JP 58087031 A JP58087031 A JP 58087031A JP 8703183 A JP8703183 A JP 8703183A JP H0442631 B2 JPH0442631 B2 JP H0442631B2
Authority
JP
Japan
Prior art keywords
transistor
circuit
level detection
input signal
amplifier circuit
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
Application number
JP58087031A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59212780A (ja
Inventor
Masaru Hashimoto
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
Tokyo Shibaura Electric Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13903580&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH0442631(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP58087031A priority Critical patent/JPS59212780A/ja
Priority to EP84105569A priority patent/EP0126427B1/en
Priority to DE8484105569T priority patent/DE3470224D1/de
Priority to US06/610,669 priority patent/US4621206A/en
Publication of JPS59212780A publication Critical patent/JPS59212780A/ja
Publication of JPH0442631B2 publication Critical patent/JPH0442631B2/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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
    • H03G11/06—Limiters of angle-modulated signals; such limiters combined with discriminators

Landscapes

  • Amplifiers (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP58087031A 1983-05-18 1983-05-18 レベル検出回路 Granted JPS59212780A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58087031A JPS59212780A (ja) 1983-05-18 1983-05-18 レベル検出回路
EP84105569A EP0126427B1 (en) 1983-05-18 1984-05-16 Level detector for use with a differential amplifier circuit
DE8484105569T DE3470224D1 (en) 1983-05-18 1984-05-16 Level detector for use with a differential amplifier circuit
US06/610,669 US4621206A (en) 1983-05-18 1984-05-16 Level detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58087031A JPS59212780A (ja) 1983-05-18 1983-05-18 レベル検出回路

Publications (2)

Publication Number Publication Date
JPS59212780A JPS59212780A (ja) 1984-12-01
JPH0442631B2 true JPH0442631B2 (US06633600-20031014-M00021.png) 1992-07-14

Family

ID=13903580

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58087031A Granted JPS59212780A (ja) 1983-05-18 1983-05-18 レベル検出回路

Country Status (4)

Country Link
US (1) US4621206A (US06633600-20031014-M00021.png)
EP (1) EP0126427B1 (US06633600-20031014-M00021.png)
JP (1) JPS59212780A (US06633600-20031014-M00021.png)
DE (1) DE3470224D1 (US06633600-20031014-M00021.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61235759A (ja) * 1985-04-11 1986-10-21 Pioneer Electronic Corp 交流レベル検出回路
US5001362A (en) * 1989-02-14 1991-03-19 Texas Instruments Incorporated BiCMOS reference network
JPH0423506A (ja) * 1990-05-17 1992-01-27 Nec Corp Ａｇｃ検波回路
JPH04117834A (ja) * 1990-09-07 1992-04-17 Mitsubishi Electric Corp デジタル伝送回路
DE4108709B4 (de) * 1991-03-16 2007-02-22 Robert Bosch Gmbh Empfangskomparator
CN1256808A (zh) * 1998-02-26 2000-06-14 皇家菲利浦电子有限公司 用于产生交流的幅值相关的指示器信号的装置
JP3853285B2 (ja) * 2002-11-01 2006-12-06 シャープ株式会社 電圧制御発振器及びこれを備えた集積回路装置
US7180310B2 (en) * 2004-10-27 2007-02-20 Advantest Corporation Amplitude varying driver circuit and test apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3770983A (en) * 1971-10-12 1973-11-06 Harris Intertype Corp High-speed high-sensitivity threshold detector
DE2651482C3 (de) * 1975-11-14 1980-05-29 Shin-Shirasuna Electric Corp., Nagoya, Aichi (Japan) Verstärkerschaltung
US4007427A (en) * 1976-04-07 1977-02-08 Rca Corporation Cascaded transistor amplifier stages
US4088962A (en) * 1977-04-06 1978-05-09 Trilling Ted R Self biasing differential amplifier
JPS6038048B2 (ja) * 1978-07-19 1985-08-29 株式会社日立製作所 誤差増幅回路
DE2850792A1 (de) * 1978-11-23 1980-06-04 Siemens Ag Mikrofonverstaerker, insbesondere fuer fernsprechanlagen
US4232271A (en) * 1979-02-05 1980-11-04 National Semiconductor Corporation Instrumentation amplifier with extended common mode range
JPS56168168A (en) * 1980-05-29 1981-12-24 Toshiba Corp Window comparator circuit

Also Published As

Publication number Publication date
EP0126427A3 (en) 1985-08-28
DE3470224D1 (en) 1988-05-05
JPS59212780A (ja) 1984-12-01
EP0126427B1 (en) 1988-03-30
US4621206A (en) 1986-11-04
EP0126427A2 (en) 1984-11-28

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