JPS593709A - 音声信号周波数変復調器 - Google Patents

音声信号周波数変復調器

Info

Publication number
JPS593709A
JPS593709A JP57111709A JP11170982A JPS593709A JP S593709 A JPS593709 A JP S593709A JP 57111709 A JP57111709 A JP 57111709A JP 11170982 A JP11170982 A JP 11170982A JP S593709 A JPS593709 A JP S593709A
Authority
JP
Japan
Prior art keywords
signal
circuit
oscillator
output
frequency
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
JP57111709A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0424780B2 (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 JP57111709A priority Critical patent/JPS593709A/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 JPS593709A publication Critical patent/JPS593709A/ja
Publication of JPH0424780B2 publication Critical patent/JPH0424780B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/02—Analogue recording or reproducing
    • G11B20/06—Angle-modulation recording or reproducing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
JP57111709A 1981-10-19 1982-06-30 音声信号周波数変復調器 Granted JPS593709A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57111709A JPS593709A (ja) 1982-06-30 1982-06-30 音声信号周波数変復調器
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
JP57111709A JPS593709A (ja) 1982-06-30 1982-06-30 音声信号周波数変復調器

Publications (2)

Publication Number Publication Date
JPS593709A true JPS593709A (ja) 1984-01-10
JPH0424780B2 JPH0424780B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-04-28

Family

ID=14568165

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57111709A Granted JPS593709A (ja) 1981-10-19 1982-06-30 音声信号周波数変復調器

Country Status (1)

Country Link
JP (1) JPS593709A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59130718A (ja) * 1982-12-23 1984-07-27 Honda Motor Co Ltd 車高調整装置
JPH01115221A (ja) * 1987-10-29 1989-05-08 Canon Inc Ｐｌｌ回路
US5045818A (en) * 1989-09-19 1991-09-03 Sanyo Electric Co., Ltd. PLL frequency modulator having bias voltage applied to filter capacitor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59130718A (ja) * 1982-12-23 1984-07-27 Honda Motor Co Ltd 車高調整装置
JPH01115221A (ja) * 1987-10-29 1989-05-08 Canon Inc Ｐｌｌ回路
US5045818A (en) * 1989-09-19 1991-09-03 Sanyo Electric Co., Ltd. PLL frequency modulator having bias voltage applied to filter capacitor

Also Published As

Publication number Publication date
JPH0424780B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-04-28

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