Microwave correlator

Details Microwave correlator Microwave correlator

1976-11-02

1978-10-10

Tubbesing, T.H.

Communications: radio wave antennas

Antennas

Balanced doublet - centerfed

343 5MM, G01J 110

Patent

active

041199685

ABSTRACT:
A microwave correlator utilizing holographic techniques and operating in a spectral region of small weather effects using passive radiometric sensing in which a phase hologram of an area to be flown over is stored in a computer aboard an aircraft and the ground area sensed with an antenna controlled by that hologram in order to develop signals indicative of the position of the aircraft over the land area.

REFERENCES:
patent: 3134902 (1964-05-01), Chase et al.
patent: 3194511 (1965-07-01), Cohen
patent: 3472469 (1969-10-01), Evans
patent: 3689924 (1972-09-01), Caruso, Jr.
patent: 3747094 (1973-07-01), Gamertsfelder
patent: 3808596 (1974-04-01), Kazel

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