Radar equipment for vehicles

Details Radar equipment for vehicles Radar equipment for vehicles

1979-08-20

1980-12-23

Buczinski, Stephen C.

Communications: radio wave antennas

Antennas

Balanced doublet - centerfed

343100PE, 343771, G01S 1326, G01S 1334, H01Q 1310

Patent

active

042413486

ABSTRACT:
Radar equipment for vehicles which sends out from a transmitting antenna a continuous wave signal modulated by a frequency modulator, receives a reflected wave by a receiving antenna and mixes it with one portion of the output from the frequency modulator by a mixer for output and in which the transmitting antenna and the receiving antenna are arranged in a V-letter form. A directional coupler is provided between the frequency modulator and the transmitting antenna for applying one portion of the output from the frequency modulator to a mixer of an in-line type and a coupling element are disposed between the receiving antenna and the directional coupler, and an impedance-adjustable dummy load is connected to a dummy terminal of the directional coupler.

REFERENCES:
patent: 3491363 (1970-01-01), Young, Jr.

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