JPS57180210A - Fm signal demodulation system - Google Patents

Fm signal demodulation system

Info

Publication number
JPS57180210A
JPS57180210A JP6338581A JP6338581A JPS57180210A JP S57180210 A JPS57180210 A JP S57180210A JP 6338581 A JP6338581 A JP 6338581A JP 6338581 A JP6338581 A JP 6338581A JP S57180210 A JPS57180210 A JP S57180210A
Authority
JP
Japan
Prior art keywords
input signal
signal level
pass filter
ratio
band width
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
JP6338581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6253084B2 (fr
Inventor
Tomozo Oota
Yoshio Tsutsumi
Yoshihiro Konishi
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.)
Oki Electric Industry Co Ltd
Japan Broadcasting Corp
Original Assignee
Nippon Hoso Kyokai NHK
Oki Electric Industry Co Ltd
Japan Broadcasting 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 Nippon Hoso Kyokai NHK, Oki Electric Industry Co Ltd, Japan Broadcasting Corp filed Critical Nippon Hoso Kyokai NHK
Priority to JP6338581A priority Critical patent/JPS57180210A/ja
Priority to CA000400870A priority patent/CA1190289A/fr
Priority to AU82602/82A priority patent/AU551612B2/en
Priority to DE8282301963T priority patent/DE3268923D1/de
Priority to EP82301963A priority patent/EP0064819B1/fr
Priority to US06/370,795 priority patent/US4563651A/en
Priority to MX192450A priority patent/MX151254A/es
Publication of JPS57180210A publication Critical patent/JPS57180210A/ja
Publication of JPS6253084B2 publication Critical patent/JPS6253084B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/16—Automatic control
    • H03G5/24—Automatic control in frequency-selective amplifiers

Landscapes

  • Circuits Of Receivers In General (AREA)
  • Noise Elimination (AREA)
JP6338581A 1981-04-28 1981-04-28 Fm signal demodulation system Granted JPS57180210A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP6338581A JPS57180210A (en) 1981-04-28 1981-04-28 Fm signal demodulation system
CA000400870A CA1190289A (fr) 1981-04-28 1982-04-13 Systeme demodulateur de signaux en modulation de frequence
AU82602/82A AU551612B2 (en) 1981-04-28 1982-04-14 Fm demodulator
DE8282301963T DE3268923D1 (en) 1981-04-28 1982-04-16 An fm signal demodulation system
EP82301963A EP0064819B1 (fr) 1981-04-28 1982-04-16 Système démodulateur de modulation de fréquence
US06/370,795 US4563651A (en) 1981-04-28 1982-04-22 FM Demodulator with variable bandpass filter
MX192450A MX151254A (es) 1981-04-28 1982-04-27 Mejoras en sistema de demodulacion para una senal modulada de television

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6338581A JPS57180210A (en) 1981-04-28 1981-04-28 Fm signal demodulation system

Publications (2)

Publication Number Publication Date
JPS57180210A true JPS57180210A (en) 1982-11-06
JPS6253084B2 JPS6253084B2 (fr) 1987-11-09

Family

ID=13227770

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6338581A Granted JPS57180210A (en) 1981-04-28 1981-04-28 Fm signal demodulation system

Country Status (1)

Country Link
JP (1) JPS57180210A (fr)

Also Published As

Publication number Publication date
JPS6253084B2 (fr) 1987-11-09

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