JPH0158688B2 - - Google Patents

Info

Publication number
JPH0158688B2
JPH0158688B2 JP56024601A JP2460181A JPH0158688B2 JP H0158688 B2 JPH0158688 B2 JP H0158688B2 JP 56024601 A JP56024601 A JP 56024601A JP 2460181 A JP2460181 A JP 2460181A JP H0158688 B2 JPH0158688 B2 JP H0158688B2
Authority
JP
Japan
Prior art keywords
time constant
circuit
agc
noise
level
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
JP56024601A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57140011A (en
Inventor
Tsugio Maru
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 JP56024601A priority Critical patent/JPS57140011A/ja
Publication of JPS57140011A publication Critical patent/JPS57140011A/ja
Publication of JPH0158688B2 publication Critical patent/JPH0158688B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Transceivers (AREA)
JP56024601A 1981-02-20 1981-02-20 Agc circuit Granted JPS57140011A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56024601A JPS57140011A (en) 1981-02-20 1981-02-20 Agc circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56024601A JPS57140011A (en) 1981-02-20 1981-02-20 Agc circuit

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP63-318841A Division JPH0626380B2 (ja) 1981-02-20 拡声電話機に用いられるａｇｃ回路

Publications (2)

Publication Number Publication Date
JPS57140011A JPS57140011A (en) 1982-08-30
JPH0158688B2 true JPH0158688B2 (enExample) 1989-12-13

Family

ID=12142663

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56024601A Granted JPS57140011A (en) 1981-02-20 1981-02-20 Agc circuit

Country Status (1)

Country Link
JP (1) JPS57140011A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH054334Y2 (enExample) * 1985-07-16 1993-02-03
JP5771774B2 (ja) * 2010-12-14 2015-09-02 パナソニックＩｐマネジメント株式会社 自動音量補正装置、音声転送装置及びインターホンシステム
CN111555363B (zh) * 2020-04-09 2021-09-10 广西大学 大数据环境下基于深度学习的agc实时控制策略

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499897A (enExample) * 1972-05-26 1974-01-28

Also Published As

Publication number Publication date
JPS57140011A (en) 1982-08-30

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