ZA818786B - Radio receiver for receiving frequency-modulated signals - Google Patents

Radio receiver for receiving frequency-modulated signals

Info

Publication number
ZA818786B
ZA818786B ZA818786A ZA818786A ZA818786B ZA 818786 B ZA818786 B ZA 818786B ZA 818786 A ZA818786 A ZA 818786A ZA 818786 A ZA818786 A ZA 818786A ZA 818786 B ZA818786 B ZA 818786B
Authority
ZA
South Africa
Prior art keywords
radio receiver
modulated signals
receiving frequency
frequency
receiving
Prior art date
Application number
ZA818786A
Other languages
English (en)
Inventor
J Hansen
Original Assignee
Blaupunkt Werke Gmbh
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 Blaupunkt Werke Gmbh filed Critical Blaupunkt Werke Gmbh
Publication of ZA818786B publication Critical patent/ZA818786B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for
    • 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
    • H03D3/001—Details of arrangements applicable to more than one type of frequency demodulator
    • H03D3/003—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback
    • H03D3/005—Arrangements for reducing frequency deviation, e.g. by negative frequency feedback wherein the demodulated signal is used for controlling a bandpass filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Circuits Of Receivers In General (AREA)
ZA818786A 1980-12-20 1981-12-18 Radio receiver for receiving frequency-modulated signals ZA818786B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803048263 DE3048263A1 (de) 1980-12-20 1980-12-20 Rundfunkempfangsgeraet

Publications (1)

Publication Number Publication Date
ZA818786B true ZA818786B (en) 1982-11-24

Family

ID=6119799

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA818786A ZA818786B (en) 1980-12-20 1981-12-18 Radio receiver for receiving frequency-modulated signals

Country Status (4)

Country Link
JP (1) JPS57129541A (fr)
DE (1) DE3048263A1 (fr)
FR (1) FR2497039A1 (fr)
ZA (1) ZA818786B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3438286A1 (de) * 1984-10-16 1986-04-17 Hansen/Catito Elektronik, 1000 Berlin Verfahren und schaltungsanordnung zum umsetzen frequenzmodulierter signale ueber mindestens eine zwischenfrequenz in niederfrequenzsignale
DE3510559A1 (de) * 1985-03-21 1986-09-25 H. u. C. Elektronik Hansen & Co, 1000 Berlin Schaltung zur automatischen scharfabstimmung fuer fm-empfaenger
DE3606250A1 (de) * 1986-02-24 1987-08-27 Hansen Elektronic & Co Verfahren und vorrichtung zum umsetzen frequenzmodulierter signale ueber mindestens eine zwischenfrequenz in niederfrequenzsignale
DE3724604A1 (de) * 1987-04-15 1988-12-01 H U C Elektronik Gmbh Anordnung zum filtern eines fm-ukw-empfangssignals
DE3818750A1 (de) * 1988-05-30 1989-12-14 H U C Elektronik Gmbh Fm-empfangsteil
DE3818751A1 (de) * 1988-05-30 1989-12-07 H U C Elektronik Gmbh Fm-empfangsteil
DE3818749A1 (de) * 1988-05-30 1989-12-21 H U C Elektronik Gmbh Fm-empfangsteil
DE3818752A1 (de) * 1988-05-30 1989-12-07 H U C Elektronik Gmbh Fm-empfangsteil
DE3818753A1 (de) * 1988-05-30 1989-12-21 H U C Elektronik Gmbh Fm-empfangsteil
DE3818748A1 (de) * 1988-05-30 1989-12-21 H U C Elektronik Gmbh Fm-empfangsteil
TWI433137B (zh) 2009-09-10 2014-04-01 Dolby Int Ab 藉由使用參數立體聲改良調頻立體聲收音機之聲頻信號之設備與方法

Also Published As

Publication number Publication date
DE3048263A1 (de) 1982-07-29
FR2497039A1 (fr) 1982-06-25
JPS57129541A (en) 1982-08-11

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