DK257981A - Kobling til kompensering af frekvensvariationer i fm-anlaeg - Google Patents

Kobling til kompensering af frekvensvariationer i fm-anlaeg

Info

Publication number
DK257981A
DK257981A DK257981A DK257981A DK257981A DK 257981 A DK257981 A DK 257981A DK 257981 A DK257981 A DK 257981A DK 257981 A DK257981 A DK 257981A DK 257981 A DK257981 A DK 257981A
Authority
DK
Denmark
Prior art keywords
clutch
compensation
systems
frequency variations
variations
Prior art date
Application number
DK257981A
Other languages
English (en)
Other versions
DK151995B (da
DK151995C (da
Inventor
H Hjoerring
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of DK257981A publication Critical patent/DK257981A/da
Publication of DK151995B publication Critical patent/DK151995B/da
Application granted granted Critical
Publication of DK151995C publication Critical patent/DK151995C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
    • H04L27/148—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using filters, including PLL-type filters

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Circuits Of Receivers In General (AREA)
  • Transmitters (AREA)
  • Superheterodyne Receivers (AREA)
DK257981A 1980-06-13 1981-06-12 Kobling til kompensering af frekvensvariationer i fm-anlaeg DK151995C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3022287 1980-06-13
DE3022287A DE3022287C2 (de) 1980-06-13 1980-06-13 Schaltung zur Kompensation von Frequenzschwankungen in FM-Systemen

Publications (3)

Publication Number Publication Date
DK257981A true DK257981A (da) 1981-12-14
DK151995B DK151995B (da) 1988-01-18
DK151995C DK151995C (da) 1988-08-08

Family

ID=6104590

Family Applications (1)

Application Number Title Priority Date Filing Date
DK257981A DK151995C (da) 1980-06-13 1981-06-12 Kobling til kompensering af frekvensvariationer i fm-anlaeg

Country Status (5)

Country Link
DE (1) DE3022287C2 (da)
DK (1) DK151995C (da)
FI (1) FI72626C (da)
NO (1) NO154029C (da)
SE (1) SE453239B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1175490A (en) * 1982-03-12 1984-10-02 Ralph T. Carsten Frequency shift keying demodulators
DE3324311A1 (de) * 1983-07-06 1985-01-17 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Decoder fuer ein frequenzgetastetes signal, insbesondere ein fsk-bildschirmtext-signal
AU3290084A (en) * 1983-09-16 1985-03-21 Audicom Corp. Encoding of transmitted program material
US10862720B2 (en) 2018-10-08 2020-12-08 Nxp B.V. Phase locked loop frequency shift keying demodulator using an auxiliary charge pump and a differential slicer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3860874A (en) * 1973-12-04 1975-01-14 Us Interior Receiver for dfsk signals

Also Published As

Publication number Publication date
SE453239B (sv) 1988-01-18
NO154029B (no) 1986-03-24
NO154029C (no) 1986-07-02
NO811963L (no) 1981-12-14
DK151995B (da) 1988-01-18
FI72626C (fi) 1987-06-08
FI811848L (fi) 1981-12-14
DE3022287A1 (de) 1981-12-17
DK151995C (da) 1988-08-08
FI72626B (fi) 1987-02-27
DE3022287C2 (de) 1982-06-24
SE8103213L (sv) 1981-12-14

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Legal Events

Date Code Title Description
PBP Patent lapsed