Communications: radio wave antennas – Antennas – Balanced doublet - centerfed
Patent
1976-04-19
1977-08-09
Wilbur, Maynard R.
Communications: radio wave antennas
Antennas
Balanced doublet - centerfed
343 9, 343 175, G01S 950
Patent
active
040414884
ABSTRACT:
A Doppler radar system in which quadrature Doppler signals are derived to eld directional information. The quadrature signals are derived by demodulating the return signals with respective odd and even harmonics of the sinusoidal signal used to frequency modulate the RF carrier.
REFERENCES:
patent: 2935743 (1960-05-01), Glegg
patent: 3149330 (1964-09-01), Fiocco
Fishbein William
Rittenbach Otto
Boatright Arthur
Edelberg Nathan
Goodwin Lawrence
Murray Jeremiah G.
The United States of America as represented by the Department of
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