HK55487A - Fm demodulator circuit - Google Patents

Fm demodulator circuit

Info

Publication number
HK55487A
HK55487A HK554/87A HK55487A HK55487A HK 55487 A HK55487 A HK 55487A HK 554/87 A HK554/87 A HK 554/87A HK 55487 A HK55487 A HK 55487A HK 55487 A HK55487 A HK 55487A
Authority
HK
Hong Kong
Prior art keywords
coil
circuit
demodulator circuit
frequency
curve
Prior art date
Application number
HK554/87A
Other languages
English (en)
Inventor
Kitahara Shinji
Kan Rikiya
Original Assignee
Toko Inc
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 Toko Inc filed Critical Toko Inc
Publication of HK55487A publication Critical patent/HK55487A/xx

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
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuits Of Receivers In General (AREA)
  • Superheterodyne Receivers (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
HK554/87A 1982-04-28 1987-07-30 Fm demodulator circuit HK55487A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57072248A JPS58212205A (ja) 1982-04-28 1982-04-28 Ｆｍ検波回路

Publications (1)

Publication Number Publication Date
HK55487A true HK55487A (en) 1987-08-07

Family

ID=13483801

Family Applications (1)

Application Number Title Priority Date Filing Date
HK554/87A HK55487A (en) 1982-04-28 1987-07-30 Fm demodulator circuit

Country Status (4)

Country Link
JP (1) JPS58212205A (enrdf_load_stackoverflow)
KR (1) KR900007029B1 (enrdf_load_stackoverflow)
GB (1) GB2122440B (enrdf_load_stackoverflow)
HK (1) HK55487A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5155786A (en) * 1991-04-29 1992-10-13 International Business Machines Corporation Apparatus and a method for an optical fiber interface
GB2263369A (en) * 1992-01-20 1993-07-21 Racal Res Ltd Frequency discriminator
CN1054717C (zh) * 1994-04-04 2000-07-19 摩托罗拉公司 用于无线接收机中的宽带鉴别器
JP3003600B2 (ja) * 1996-11-20 2000-01-31 日本電気株式会社 Ｆｍ復調回路
ES2142754B1 (es) * 1998-04-17 2000-11-16 Iglesias Angel Sa Demodulador para señales moduladas en frecuencia de alta ganancia de demodulacion.
JP2006033584A (ja) * 2004-07-20 2006-02-02 Alps Electric Co Ltd Ｆｓｋ検波回路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE711338A (enrdf_load_stackoverflow) * 1967-03-02 1968-07-01
JPS5846884B2 (ja) * 1975-01-16 1983-10-19 ソニー株式会社 シユウハスウベンベツカイロ
JPS5928084B2 (ja) * 1975-04-24 1984-07-10 ソニー株式会社 復調回路
JPS5328361A (en) * 1976-08-27 1978-03-16 Sony Corp Quadratur e phase detection circuit

Also Published As

Publication number Publication date
GB8310400D0 (en) 1983-05-25
JPS6330807B2 (enrdf_load_stackoverflow) 1988-06-21
KR840003935A (ko) 1984-10-04
JPS58212205A (ja) 1983-12-09
KR900007029B1 (ko) 1990-09-27
GB2122440B (en) 1986-02-26
GB2122440A (en) 1984-01-11

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)