NL8302423A - F.m. demodulatieschakeling. - Google Patents

F.m. demodulatieschakeling. Download PDF

Info

Publication number
NL8302423A
NL8302423A NL8302423A NL8302423A NL8302423A NL 8302423 A NL8302423 A NL 8302423A NL 8302423 A NL8302423 A NL 8302423A NL 8302423 A NL8302423 A NL 8302423A NL 8302423 A NL8302423 A NL 8302423A
Authority
NL
Netherlands
Prior art keywords
signal
circuit
demodulation circuit
frequency
input
Prior art date
Application number
NL8302423A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8302423A priority Critical patent/NL8302423A/nl
Priority to DE8484200963T priority patent/DE3474387D1/de
Priority to JP59137405A priority patent/JPS6038995A/ja
Priority to EP84200963A priority patent/EP0134600B1/en
Priority to SU843762319A priority patent/SU1364250A3/ru
Priority to PL24860384A priority patent/PL248603A1/xx
Priority to US06/628,179 priority patent/US4549143A/en
Publication of NL8302423A publication Critical patent/NL8302423A/nl

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
    • H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H04N11/18—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous and sequential signals, e.g. SECAM-system
    • H04N11/186—Decoding means therefor
    • 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
    • H03D2200/0064—Detection of passages through null of a signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Processing Of Color Television Signals (AREA)
NL8302423A 1983-07-07 1983-07-07 F.m. demodulatieschakeling. NL8302423A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8302423A NL8302423A (nl) 1983-07-07 1983-07-07 F.m. demodulatieschakeling.
DE8484200963T DE3474387D1 (en) 1983-07-07 1984-07-04 Fm demodulation circuit
JP59137405A JPS6038995A (ja) 1983-07-07 1984-07-04 Ｆｍ復調回路
EP84200963A EP0134600B1 (en) 1983-07-07 1984-07-04 Fm demodulation circuit
SU843762319A SU1364250A3 (ru) 1983-07-07 1984-07-06 Устройство дл демодул ции частотно-модулированного сигнала
PL24860384A PL248603A1 (en) 1983-07-07 1984-07-06 Fm demodulation circuit
US06/628,179 US4549143A (en) 1983-07-07 1984-07-06 F.M. Demodulator with waveform correction circuit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8302423A NL8302423A (nl) 1983-07-07 1983-07-07 F.m. demodulatieschakeling.
NL8302423 1983-07-07

Publications (1)

Publication Number Publication Date
NL8302423A true NL8302423A (nl) 1985-02-01

Family

ID=19842125

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8302423A NL8302423A (nl) 1983-07-07 1983-07-07 F.m. demodulatieschakeling.

Country Status (7)

Country Link
US (1) US4549143A (ja)
EP (1) EP0134600B1 (ja)
JP (1) JPS6038995A (ja)
DE (1) DE3474387D1 (ja)
NL (1) NL8302423A (ja)
PL (1) PL248603A1 (ja)
SU (1) SU1364250A3 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0161325A1 (de) * 1984-05-15 1985-11-21 Deutsche ITT Industries GmbH Digitaler Frequenz-Demodulator für ein Digitalsignal
US4697772A (en) * 1985-11-01 1987-10-06 Slik Tripod Co., Ltd. Universal head for a tripod
JPH09116338A (ja) * 1995-10-19 1997-05-02 Toshiba Corp 遅延型ｆｍ復調回路
JP3540993B2 (ja) 2000-08-29 2004-07-07 日本ベルボン精機工業株式会社 雲台

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5214951B1 (ja) * 1970-09-22 1977-04-25
US3863161A (en) * 1973-11-28 1975-01-28 Rockwell International Corp Digital method and apparatus for dynamically monitoring the frequency of a frequency varying signal
DE2963133D1 (en) * 1978-01-18 1982-08-12 Rca Corp Chroma demodulator circuit for secam television signals

Also Published As

Publication number Publication date
EP0134600A1 (en) 1985-03-20
JPS6038995A (ja) 1985-02-28
SU1364250A3 (ru) 1987-12-30
EP0134600B1 (en) 1988-09-28
PL248603A1 (en) 1985-04-09
DE3474387D1 (en) 1988-11-03
US4549143A (en) 1985-10-22

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Legal Events

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A1B A search report has been drawn up
BV The patent application has lapsed