NL6715957A - - Google Patents

Info

Publication number
NL6715957A
NL6715957A NL6715957A NL6715957A NL6715957A NL 6715957 A NL6715957 A NL 6715957A NL 6715957 A NL6715957 A NL 6715957A NL 6715957 A NL6715957 A NL 6715957A NL 6715957 A NL6715957 A NL 6715957A
Authority
NL
Netherlands
Application number
NL6715957A
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
Priority to GB4681367A priority Critical patent/GB1142777A/en
Priority to FR125477A priority patent/FR1541590A/fr
Priority to CH1620367A priority patent/CH460878A/de
Application filed filed Critical
Priority to NL6715957A priority patent/NL6715957A/xx
Priority to DE19671591296 priority patent/DE1591296B1/de
Priority to BE707090D priority patent/BE707090A/xx
Priority to AU37450/68A priority patent/AU3745068A/en
Publication of NL6715957A publication Critical patent/NL6715957A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S13/585—Velocity or trajectory determination systems; Sense-of-movement determination systems processing the video signal in order to evaluate or display the velocity value
    • 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
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H03D3/08—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of diodes, e.g. Foster-Seeley discriminator
    • 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
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H03D3/08—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of diodes, e.g. Foster-Seeley discriminator
    • H03D3/10—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of diodes, e.g. Foster-Seeley discriminator in which the diodes are simultaneously conducting during the same half period of the signal, e.g. radio detector

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Radar Systems Or Details Thereof (AREA)
NL6715957A 1967-10-23 1967-11-23 NL6715957A (enrdf_load_stackoverflow)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB4681367A GB1142777A (en) 1967-11-23 1967-10-13 Doppler-frequency discriminator circuit
FR125477A FR1541590A (fr) 1967-10-23 1967-10-23 Dispositif discriminateur de fréquence de doppler
CH1620367A CH460878A (de) 1967-11-23 1967-11-20 Dopplerfrequenz-Diskriminatorschaltung
NL6715957A NL6715957A (enrdf_load_stackoverflow) 1967-11-23 1967-11-23
DE19671591296 DE1591296B1 (de) 1967-11-23 1967-11-24 Dopplerfrequenz diskriminatorschaltung zur gewinnung eines dem betrag und der richtung der relativgeschwindigkeit eines reflektierenden objekts entsprechenden gleichspannungssignals
BE707090D BE707090A (enrdf_load_stackoverflow) 1967-11-23 1967-11-27
AU37450/68A AU3745068A (en) 1967-11-23 1968-05-08 Improvements in or relating to doppler-frequency discriminator circuit

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL6715957A NL6715957A (enrdf_load_stackoverflow) 1967-11-23 1967-11-23
DEM0076346 1967-11-24
BE707090 1967-11-27
AU37450/68A AU3745068A (en) 1967-11-23 1968-05-08 Improvements in or relating to doppler-frequency discriminator circuit

Publications (1)

Publication Number Publication Date
NL6715957A true NL6715957A (enrdf_load_stackoverflow) 1969-05-28

Family

ID=27423084

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6715957A NL6715957A (enrdf_load_stackoverflow) 1967-10-23 1967-11-23

Country Status (6)

Country Link
AU (1) AU3745068A (enrdf_load_stackoverflow)
BE (1) BE707090A (enrdf_load_stackoverflow)
CH (1) CH460878A (enrdf_load_stackoverflow)
DE (1) DE1591296B1 (enrdf_load_stackoverflow)
GB (1) GB1142777A (enrdf_load_stackoverflow)
NL (1) NL6715957A (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2695404A (en) * 1950-02-28 1954-11-23 Eastern Ind Inc Speed detector
FR1171146A (fr) * 1956-04-13 1959-01-22 Apparecchiature Radioelettrich Dispositif accessoire pour détecteur d'obstacle permettant de déterminer la vitesse relative d'un véhicule

Also Published As

Publication number Publication date
BE707090A (enrdf_load_stackoverflow) 1968-04-01
GB1142777A (en) 1969-02-12
DE1591296B1 (de) 1971-12-02
AU3745068A (en) 1969-11-13
CH460878A (de) 1968-08-15

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