JPS6312406B2 - - Google Patents

Info

Publication number
JPS6312406B2
JPS6312406B2 JP15377080A JP15377080A JPS6312406B2 JP S6312406 B2 JPS6312406 B2 JP S6312406B2 JP 15377080 A JP15377080 A JP 15377080A JP 15377080 A JP15377080 A JP 15377080A JP S6312406 B2 JPS6312406 B2 JP S6312406B2
Authority
JP
Japan
Prior art keywords
frequency
control device
circuit
local oscillation
gain control
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
JP15377080A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5778231A (en
Inventor
Akinori Maeda
Shigeki Inoe
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP15377080A priority Critical patent/JPS5778231A/ja
Publication of JPS5778231A publication Critical patent/JPS5778231A/ja
Publication of JPS6312406B2 publication Critical patent/JPS6312406B2/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

Landscapes

  • Control Of Amplification And Gain Control (AREA)
  • Noise Elimination (AREA)
JP15377080A 1980-11-04 1980-11-04 Automatic gain control device Granted JPS5778231A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15377080A JPS5778231A (en) 1980-11-04 1980-11-04 Automatic gain control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15377080A JPS5778231A (en) 1980-11-04 1980-11-04 Automatic gain control device

Publications (2)

Publication Number Publication Date
JPS5778231A JPS5778231A (en) 1982-05-15
JPS6312406B2 true JPS6312406B2 (enrdf_load_stackoverflow) 1988-03-18

Family

ID=15569751

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15377080A Granted JPS5778231A (en) 1980-11-04 1980-11-04 Automatic gain control device

Country Status (1)

Country Link
JP (1) JPS5778231A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0451277B1 (en) * 1989-07-15 1995-06-28 Koninklijke Philips Electronics N.V. Automatic gain control circuit
JPH042137U (enrdf_load_stackoverflow) * 1990-04-18 1992-01-09

Also Published As

Publication number Publication date
JPS5778231A (en) 1982-05-15

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