JPS6231855B2 - - Google Patents

Info

Publication number
JPS6231855B2
JPS6231855B2 JP55052454A JP5245480A JPS6231855B2 JP S6231855 B2 JPS6231855 B2 JP S6231855B2 JP 55052454 A JP55052454 A JP 55052454A JP 5245480 A JP5245480 A JP 5245480A JP S6231855 B2 JPS6231855 B2 JP S6231855B2
Authority
JP
Japan
Prior art keywords
circuit
output signal
signal level
detection circuit
output
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
JP55052454A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56149107A (en
Inventor
Masamichi Matsuhashi
Toshiharu Yasuki
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
Original Assignee
Nippon 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
Application filed by Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP5245480A priority Critical patent/JPS56149107A/ja
Publication of JPS56149107A publication Critical patent/JPS56149107A/ja
Publication of JPS6231855B2 publication Critical patent/JPS6231855B2/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
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/341—Muting when no signals or only weak signals are present

Landscapes

  • Control Of Amplification And Gain Control (AREA)
JP5245480A 1980-04-21 1980-04-21 Automatic gain control circuit Granted JPS56149107A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5245480A JPS56149107A (en) 1980-04-21 1980-04-21 Automatic gain control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5245480A JPS56149107A (en) 1980-04-21 1980-04-21 Automatic gain control circuit

Publications (2)

Publication Number Publication Date
JPS56149107A JPS56149107A (en) 1981-11-18
JPS6231855B2 true JPS6231855B2 (enrdf_load_stackoverflow) 1987-07-10

Family

ID=12915157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5245480A Granted JPS56149107A (en) 1980-04-21 1980-04-21 Automatic gain control circuit

Country Status (1)

Country Link
JP (1) JPS56149107A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0339238U (enrdf_load_stackoverflow) * 1989-08-28 1991-04-16

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5921206B2 (ja) * 1975-04-14 1984-05-18 株式会社東芝 Ａｇｃ回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0339238U (enrdf_load_stackoverflow) * 1989-08-28 1991-04-16

Also Published As

Publication number Publication date
JPS56149107A (en) 1981-11-18

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