JPS58147215A - 自動利得制御装置 - Google Patents

自動利得制御装置

Info

Publication number
JPS58147215A
JPS58147215A JP57030329A JP3032982A JPS58147215A JP S58147215 A JPS58147215 A JP S58147215A JP 57030329 A JP57030329 A JP 57030329A JP 3032982 A JP3032982 A JP 3032982A JP S58147215 A JPS58147215 A JP S58147215A
Authority
JP
Japan
Prior art keywords
amplifier
terminal
output
impedance
transistor
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
JP57030329A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0141045B2 (enExample
Inventor
Hisashi Sotokari
外狩　久
Shinji Miyata
宮田　伸二
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.)
NEC Corp
NEC IC Microcomputer Systems Co Ltd
Original Assignee
NEC Corp
Nippon Electric Co Ltd
NEC IC Microcomputer Systems 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
Application filed by NEC Corp, Nippon Electric Co Ltd, NEC IC Microcomputer Systems Co Ltd filed Critical NEC Corp
Priority to JP57030329A priority Critical patent/JPS58147215A/ja
Priority to US06/470,131 priority patent/US4540953A/en
Publication of JPS58147215A publication Critical patent/JPS58147215A/ja
Publication of JPH0141045B2 publication Critical patent/JPH0141045B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0082—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using bipolar transistor-type devices

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP57030329A 1982-02-26 1982-02-26 自動利得制御装置 Granted JPS58147215A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57030329A JPS58147215A (ja) 1982-02-26 1982-02-26 自動利得制御装置
US06/470,131 US4540953A (en) 1982-02-26 1983-02-28 Gain control circuit for obtaining a constant output signal amplitude by attenuating an input signal amplitude

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57030329A JPS58147215A (ja) 1982-02-26 1982-02-26 自動利得制御装置

Publications (2)

Publication Number Publication Date
JPS58147215A true JPS58147215A (ja) 1983-09-02
JPH0141045B2 JPH0141045B2 (enExample) 1989-09-01

Family

ID=12300764

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57030329A Granted JPS58147215A (ja) 1982-02-26 1982-02-26 自動利得制御装置

Country Status (2)

Country Link
US (1) US4540953A (enExample)
JP (1) JPS58147215A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5442321A (en) * 1993-07-08 1995-08-15 Anadigics, Inc. Automatic transimpedance control amplifier
US6232815B1 (en) * 1999-05-06 2001-05-15 Analog Devices, Inc. ATE pin electronics with complementary waveform drivers
US6438360B1 (en) * 1999-07-22 2002-08-20 Motorola, Inc. Amplifier system with load control to produce an amplitude envelope
US6522197B2 (en) 2000-04-21 2003-02-18 Paradigm Wireless Systems, Inc. Method and apparatus for optimum biasing of cascaded MOSFET radio-frequency devices
US6646510B2 (en) * 2002-03-01 2003-11-11 Sige Semiconductor Inc. Method of adjusting gain and current consumption of a power amplifier circuit while maintaining linearity
US7305190B2 (en) * 2003-05-06 2007-12-04 Vitesse Semiconductor Corporation Optical dispersion correction in transimpedance amplifiers
US7952342B2 (en) * 2007-10-17 2011-05-31 Advantest Corporation Constant current source apparatus
US10498296B2 (en) * 2017-03-20 2019-12-03 Texas Instruments Incorporated Differential amplifier with variable neutralization
US10439558B2 (en) 2017-04-28 2019-10-08 Skyworks Solutions, Inc. Apparatus and methods for power amplifiers with positive envelope feedback

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5285348U (enExample) * 1975-12-20 1977-06-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5285348U (enExample) * 1975-12-20 1977-06-25

Also Published As

Publication number Publication date
US4540953A (en) 1985-09-10
JPH0141045B2 (enExample) 1989-09-01

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