Doppler radar

Details Doppler radar Doppler radar

1981-05-12

1984-04-17

Wilbur, Maynard R.

Communications: radio wave antennas

Antennas

Balanced doublet - centerfed

343 8, 343772, G01S 900

Patent

active

044437960

ABSTRACT:
Doppler radar for measuring objects, including a first and a second substantially prismatic cavity resonator each having an end facing the object to be measured and each having substantially equal dimensions, a common wall connecting the cavity resonators to each other, an oscillator diode disposed in the first cavity resonator, a receiving diode disposed in the second cavity resonator, the end of the first cavity resonator facing the object to be measured being closed and the end of the second cavity resonator facing the object to be measured being open, and the common connecting wall having an opening formed therein.

REFERENCES:
patent: 2283935 (1942-05-01), King
patent: 2433368 (1947-12-01), Johnson et al.
patent: 2853687 (1958-09-01), Weber
patent: 3122740 (1964-02-01), Kruse et al.
patent: 3624555 (1971-11-01), Klein
patent: 3745573 (1973-07-01), Dick
patent: 3805262 (1974-04-01), Klein et al.
patent: 4042934 (1977-08-01), Davis
Article by M. W. Hosking "Microwave Intruder Alarm" from Wireless World, Jul. 1977, p. 36.

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