JPS59193609A - Ｆｍ復調回路 - Google Patents

Ｆｍ復調回路

Info

Publication number
JPS59193609A
JPS59193609A JP58066954A JP6695483A JPS59193609A JP S59193609 A JPS59193609 A JP S59193609A JP 58066954 A JP58066954 A JP 58066954A JP 6695483 A JP6695483 A JP 6695483A JP S59193609 A JPS59193609 A JP S59193609A
Authority
JP
Japan
Prior art keywords
transistor
inverter
signal
input
demodulation circuit
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
JP58066954A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0122765B2 (enEXAMPLES
Inventor
Kuniaki Miura
三浦　邦昭
Yasunori Kobori
康功 小堀
Isao Fukushima
福島　勇夫
Makoto Shiomi
誠 塩見
Kenji Kano
加納　賢二
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 JP58066954A priority Critical patent/JPS59193609A/ja
Priority to EP84104334A priority patent/EP0122632A3/en
Priority to US06/601,290 priority patent/US4591798A/en
Publication of JPS59193609A publication Critical patent/JPS59193609A/ja
Publication of JPH0122765B2 publication Critical patent/JPH0122765B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/04—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by counting or integrating cycles of oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0084—Lowering the supply voltage and saving power

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Television Signal Processing For Recording (AREA)
  • Manipulation Of Pulses (AREA)
JP58066954A 1983-04-18 1983-04-18 Ｆｍ復調回路 Granted JPS59193609A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP58066954A JPS59193609A (ja) 1983-04-18 1983-04-18 Ｆｍ復調回路
EP84104334A EP0122632A3 (en) 1983-04-18 1984-04-17 Fm signal demodulation circuit
US06/601,290 US4591798A (en) 1983-04-18 1984-04-17 FM signal demodulation circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58066954A JPS59193609A (ja) 1983-04-18 1983-04-18 Ｆｍ復調回路

Publications (2)

Publication Number Publication Date
JPS59193609A true JPS59193609A (ja) 1984-11-02
JPH0122765B2 JPH0122765B2 (enEXAMPLES) 1989-04-27

Family

ID=13330920

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58066954A Granted JPS59193609A (ja) 1983-04-18 1983-04-18 Ｆｍ復調回路

Country Status (3)

Country Link
US (1) US4591798A (enEXAMPLES)
EP (1) EP0122632A3 (enEXAMPLES)
JP (1) JPS59193609A (enEXAMPLES)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0201027A2 (en) 1985-04-30 1986-11-12 Konica Corporation Silver halide photographic light-sensitive material
US5002865A (en) * 1985-04-24 1991-03-26 Konica Corporation Silver halide photographic material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3121202A (en) * 1961-03-07 1964-02-11 Gen Precision Inc Sine-cosine frequency tracker
GB1437325A (en) * 1972-08-18 1976-05-26 Rca Corp Fm demodulator
JPS54158153A (en) * 1978-06-02 1979-12-13 Nec Corp Fm demodulating circuit
US4471312A (en) * 1981-06-02 1984-09-11 Texas Instruments Incorporated Integrated circuit demodulator for FSK signals

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5002865A (en) * 1985-04-24 1991-03-26 Konica Corporation Silver halide photographic material
EP0201027A2 (en) 1985-04-30 1986-11-12 Konica Corporation Silver halide photographic light-sensitive material

Also Published As

Publication number Publication date
JPH0122765B2 (enEXAMPLES) 1989-04-27
EP0122632A3 (en) 1989-02-22
EP0122632A2 (en) 1984-10-24
US4591798A (en) 1986-05-27

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