NL7315600A - - Google Patents

Info

Publication number
NL7315600A
NL7315600A NL7315600A NL7315600A NL7315600A NL 7315600 A NL7315600 A NL 7315600A NL 7315600 A NL7315600 A NL 7315600A NL 7315600 A NL7315600 A NL 7315600A NL 7315600 A NL7315600 A NL 7315600A
Authority
NL
Netherlands
Application number
NL7315600A
Other versions
NL158617B (en
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 filed Critical
Publication of NL7315600A publication Critical patent/NL7315600A/xx
Publication of NL158617B publication Critical patent/NL158617B/en

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
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • 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
    • H03D2200/005—Analog to digital conversion
NL7315600A 1972-11-17 1973-11-14 PULSE DOPPLER RADAR DEVICE WITH A SWITCHING DEVICE FOR SPEED DETERMINATION. NL158617B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722256564 DE2256564C3 (en) 1972-11-17 1972-11-17 Doppler radar device with controllable intermediate frequency channels for increasingly precise Doppler frequency determination

Publications (2)

Publication Number Publication Date
NL7315600A true NL7315600A (en) 1974-05-21
NL158617B NL158617B (en) 1978-11-15

Family

ID=5862073

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7315600A NL158617B (en) 1972-11-17 1973-11-14 PULSE DOPPLER RADAR DEVICE WITH A SWITCHING DEVICE FOR SPEED DETERMINATION.

Country Status (5)

Country Link
DE (1) DE2256564C3 (en)
FR (1) FR2207284B1 (en)
GB (1) GB1455832A (en)
NL (1) NL158617B (en)
SE (1) SE398165B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2532046B1 (en) * 1982-08-17 1986-01-17 Cilas Alcatel APPARATUS FOR DETERMINING THE DIFFERENCE OF THE OPTICAL FREQUENCIES OF TWO RADIATIONS AND APPLICATION TO A LASER DEVICE FOR DETERMINING THE MOVEMENT OF A MOBILE TARGET
WO2001089077A2 (en) * 2000-05-16 2001-11-22 Infineon Technologies Ag Circuit arrangement for correcting tolerances in a frequency modulator

Also Published As

Publication number Publication date
GB1455832A (en) 1976-11-17
DE2256564B2 (en) 1974-11-14
FR2207284B1 (en) 1978-11-17
DE2256564A1 (en) 1974-05-22
FR2207284A1 (en) 1974-06-14
NL158617B (en) 1978-11-15
SE398165B (en) 1977-12-05
DE2256564C3 (en) 1975-07-03

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Legal Events

Date Code Title Description
VJC Lapsed due to non-payment of the due maintenance fee for the patent or patent application
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: SIEMENS