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NL7901717A - DIGITAL FREQUENCY DISCRIMINATOR. - Google Patents

DIGITAL FREQUENCY DISCRIMINATOR.

Info

Publication number
NL7901717A
NL7901717A NL7901717A NL7901717A NL7901717A NL 7901717 A NL7901717 A NL 7901717A NL 7901717 A NL7901717 A NL 7901717A NL 7901717 A NL7901717 A NL 7901717A NL 7901717 A NL7901717 A NL 7901717A
Authority
NL
Netherlands
Prior art keywords
digital frequency
frequency discriminator
discriminator
digital
frequency
Prior art date
Application number
NL7901717A
Other languages
Dutch (nl)
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 NL7901717A publication Critical patent/NL7901717A/en

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
    • H03K9/06—Demodulating pulses which have been modulated with a continuously-variable signal of frequency- or rate-modulated pulses

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
  • Circuits Of Receivers In General (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Manipulation Of Pulses (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
NL7901717A 1978-03-03 1979-03-03 DIGITAL FREQUENCY DISCRIMINATOR. NL7901717A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782809315 DE2809315B2 (en) 1978-03-03 1978-03-03 Digital frequency discriminator

Publications (1)

Publication Number Publication Date
NL7901717A true NL7901717A (en) 1979-09-05

Family

ID=6033533

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7901717A NL7901717A (en) 1978-03-03 1979-03-03 DIGITAL FREQUENCY DISCRIMINATOR.

Country Status (8)

Country Link
JP (1) JPS54135579A (en)
AU (1) AU4477179A (en)
BE (1) BE874579A (en)
DE (1) DE2809315B2 (en)
DK (1) DK89479A (en)
FR (1) FR2418980A1 (en)
GB (1) GB2016834A (en)
NL (1) NL7901717A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60109918A (en) * 1983-11-18 1985-06-15 Sankyo Seiki Mfg Co Ltd Discriminating circuit of input signal frequency
DE3634751A1 (en) * 1986-10-11 1988-04-14 Thomson Brandt Gmbh PHASE DISCRIMINATOR, ESPECIALLY FOR A PLL CIRCUIT

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1228993A (en) * 1968-03-15 1971-04-21
DE2513339A1 (en) * 1975-03-26 1976-10-07 Licentia Gmbh Tuner for HF superheterodyne receiver - has oscillator whose frequency is tuned by control voltage to receive required transmitter frequency
US4052676A (en) * 1976-06-10 1977-10-04 Woodward Governor Company Digital-analog frequency error signaling

Also Published As

Publication number Publication date
JPS54135579A (en) 1979-10-20
DK89479A (en) 1979-09-04
GB2016834A (en) 1979-09-26
FR2418980A1 (en) 1979-09-28
AU4477179A (en) 1979-09-06
DE2809315A1 (en) 1979-09-06
BE874579A (en) 1979-07-02
DE2809315B2 (en) 1980-01-03

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed