NL188258C - Fm-demodulatieschakeling. - Google Patents

Fm-demodulatieschakeling.

Info

Publication number
NL188258C
NL188258C NLAANVRAGE7317640,A NL7317640A NL188258C NL 188258 C NL188258 C NL 188258C NL 7317640 A NL7317640 A NL 7317640A NL 188258 C NL188258 C NL 188258C
Authority
NL
Netherlands
Prior art keywords
demodulation switch
demodulation
switch
Prior art date
Application number
NLAANVRAGE7317640,A
Other languages
English (en)
Dutch (nl)
Other versions
NL188258B (nl
NL7317640A (cs
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of NL7317640A publication Critical patent/NL7317640A/xx
Publication of NL188258B publication Critical patent/NL188258B/xx
Application granted granted Critical
Publication of NL188258C publication Critical patent/NL188258C/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
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
NLAANVRAGE7317640,A 1972-12-21 1973-12-21 Fm-demodulatieschakeling. NL188258C (nl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP12844672A JPS5639565B2 (cs) 1972-12-21 1972-12-21
US42731773A 1973-12-21 1973-12-21
US05/586,730 US4007426A (en) 1972-12-21 1975-06-13 F-M Demodulator circuit

Publications (3)

Publication Number Publication Date
NL7317640A NL7317640A (cs) 1974-06-25
NL188258B NL188258B (nl) 1991-12-02
NL188258C true NL188258C (nl) 1992-05-06

Family

ID=27315752

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7317640,A NL188258C (nl) 1972-12-21 1973-12-21 Fm-demodulatieschakeling.

Country Status (8)

Country Link
US (1) US4007426A (cs)
JP (1) JPS5639565B2 (cs)
CA (1) CA1017419A (cs)
DE (1) DE2363599C3 (cs)
FR (1) FR2211803B1 (cs)
GB (1) GB1451385A (cs)
NL (1) NL188258C (cs)
SE (1) SE404572B (cs)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54158153A (en) * 1978-06-02 1979-12-13 Nec Corp Fm demodulating circuit
JPS5715505A (en) * 1980-07-03 1982-01-26 Toshiba Corp Fm demodulation circuit
DE3437923C1 (de) * 1984-10-17 1986-07-17 Kabushiki Kaisha Toshiba, Kawasaki, Kanagawa Spannungsgesteuerter Oszillator
JPS6271320A (ja) * 1985-09-25 1987-04-02 Toshiba Corp 電流制御発振器
US4928068A (en) * 1989-05-01 1990-05-22 Motorola Inc. FM demodulator
FI100752B (fi) * 1996-05-09 1998-02-13 Nikolay Tchamov Multivibraattoripiiri
US6369647B1 (en) * 2000-12-21 2002-04-09 Motorola, Inc. Demodulator circuit and method of tuning

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518575A (en) * 1966-08-26 1970-06-30 Sits Soc It Telecom Siemens Frequency modulator with transistor multivibrator
US3681702A (en) * 1970-08-31 1972-08-01 Int Video Corp High speed pim demodulator
NL7115805A (cs) * 1971-11-17 1973-05-21
US3902140A (en) * 1972-10-18 1975-08-26 Alan B Grebene Digitally controlled oscillator
JPS5224370B2 (cs) * 1972-12-22 1977-06-30

Also Published As

Publication number Publication date
NL188258B (nl) 1991-12-02
SE404572B (sv) 1978-10-09
AU6385573A (en) 1975-06-26
DE2363599B2 (de) 1978-07-06
GB1451385A (en) 1976-09-29
DE2363599C3 (de) 1979-03-15
CA1017419A (en) 1977-09-13
FR2211803A1 (cs) 1974-07-19
FR2211803B1 (cs) 1976-11-19
DE2363599A1 (de) 1974-06-27
JPS5639565B2 (cs) 1981-09-14
US4007426A (en) 1977-02-08
NL7317640A (cs) 1974-06-25
JPS4984774A (cs) 1974-08-14

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent