JPS6214137B2 - - Google Patents

Info

Publication number
JPS6214137B2
JPS6214137B2 JP11270779A JP11270779A JPS6214137B2 JP S6214137 B2 JPS6214137 B2 JP S6214137B2 JP 11270779 A JP11270779 A JP 11270779A JP 11270779 A JP11270779 A JP 11270779A JP S6214137 B2 JPS6214137 B2 JP S6214137B2
Authority
JP
Japan
Prior art keywords
voltage
circuit
light emitting
squelch
operational amplifier
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
JP11270779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5636239A (en
Inventor
Giichi Maekawa
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP11270779A priority Critical patent/JPS5636239A/ja
Publication of JPS5636239A publication Critical patent/JPS5636239A/ja
Publication of JPS6214137B2 publication Critical patent/JPS6214137B2/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

  • Noise Elimination (AREA)
JP11270779A 1979-09-03 1979-09-03 Squelch unit of receiver Granted JPS5636239A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11270779A JPS5636239A (en) 1979-09-03 1979-09-03 Squelch unit of receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11270779A JPS5636239A (en) 1979-09-03 1979-09-03 Squelch unit of receiver

Publications (2)

Publication Number Publication Date
JPS5636239A JPS5636239A (en) 1981-04-09
JPS6214137B2 true JPS6214137B2 (enExample) 1987-03-31

Family

ID=14593476

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11270779A Granted JPS5636239A (en) 1979-09-03 1979-09-03 Squelch unit of receiver

Country Status (1)

Country Link
JP (1) JPS5636239A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58154934A (ja) * 1982-03-09 1983-09-14 Matsushita Electric Ind Co Ltd 復調信号遮断回路

Also Published As

Publication number Publication date
JPS5636239A (en) 1981-04-09

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