JPS5868305A - 周波数変復調回路 - Google Patents

周波数変復調回路

Info

Publication number
JPS5868305A
JPS5868305A JP56165803A JP16580381A JPS5868305A JP S5868305 A JPS5868305 A JP S5868305A JP 56165803 A JP56165803 A JP 56165803A JP 16580381 A JP16580381 A JP 16580381A JP S5868305 A JPS5868305 A JP S5868305A
Authority
JP
Japan
Prior art keywords
signal
circuit
output
voltage
input
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
JP56165803A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0212047B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Shigeyuki Ito
滋行 伊藤
Yoshizumi Wataya
綿谷　由純
Hitoaki Owashi
仁朗 尾鷲
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 JP56165803A priority Critical patent/JPS5868305A/ja
Priority to US06/434,881 priority patent/US4481546A/en
Priority to DE8282109642T priority patent/DE3280389D1/de
Priority to EP82109642A priority patent/EP0077567B1/en
Publication of JPS5868305A publication Critical patent/JPS5868305A/ja
Publication of JPH0212047B2 publication Critical patent/JPH0212047B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation

Landscapes

  • Television Signal Processing For Recording (AREA)
JP56165803A 1981-10-19 1981-10-19 周波数変復調回路 Granted JPS5868305A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP56165803A JPS5868305A (ja) 1981-10-19 1981-10-19 周波数変復調回路
US06/434,881 US4481546A (en) 1981-10-19 1982-10-18 Modulator-demodulator for obtaining and demodulating frequency-modulated signal
DE8282109642T DE3280389D1 (de) 1981-10-19 1982-10-19 Modulator-demodulator zur erzeugung und zur demodulierung eines frequenzmodulierten signals.
EP82109642A EP0077567B1 (en) 1981-10-19 1982-10-19 Modulator-demodulator for obtaining and demodulating frequency-modulated signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56165803A JPS5868305A (ja) 1981-10-19 1981-10-19 周波数変復調回路

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP3017394A Division JPH0756924B2 (ja) 1991-02-08 1991-02-08 周波数変復調回路

Publications (2)

Publication Number Publication Date
JPS5868305A true JPS5868305A (ja) 1983-04-23
JPH0212047B2 JPH0212047B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-03-16

Family

ID=15819284

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56165803A Granted JPS5868305A (ja) 1981-10-19 1981-10-19 周波数変復調回路

Country Status (1)

Country Link
JP (1) JPS5868305A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4878863A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-01-21 1973-10-23
JPS51130209A (en) * 1975-04-24 1976-11-12 Basf Ag Modulating and demodulating method and circuit therefor
JPS52153086A (en) * 1976-06-15 1977-12-19 Matsushita Electric Works Ltd Modulation and demodulation circuit
JPS5457944A (en) * 1977-10-18 1979-05-10 Nippon Telegr & Teleph Corp <Ntt> Modulator and demodulator
JPS5787212A (en) * 1980-11-17 1982-05-31 Mitsubishi Electric Corp Fm modulator and demodulator
JPS5831602A (ja) * 1981-08-20 1983-02-24 Nec Corp 変調・復調回路

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4878863A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-01-21 1973-10-23
JPS51130209A (en) * 1975-04-24 1976-11-12 Basf Ag Modulating and demodulating method and circuit therefor
JPS52153086A (en) * 1976-06-15 1977-12-19 Matsushita Electric Works Ltd Modulation and demodulation circuit
JPS5457944A (en) * 1977-10-18 1979-05-10 Nippon Telegr & Teleph Corp <Ntt> Modulator and demodulator
JPS5787212A (en) * 1980-11-17 1982-05-31 Mitsubishi Electric Corp Fm modulator and demodulator
JPS5831602A (ja) * 1981-08-20 1983-02-24 Nec Corp 変調・復調回路

Also Published As

Publication number Publication date
JPH0212047B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-03-16

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