Communications: radio wave antennas – Antennas – Waterborne
Patent
1978-09-05
1979-12-04
Lieberman, Eli
Communications: radio wave antennas
Antennas
Waterborne
343769, H01Q 134, H01Q 1310
Patent
active
041774680
ABSTRACT:
A transmitting antenna that can be inflated with air or a liquid dielectric nd floated in seawater. It consists of a cuplike cavity backing a radiating annular slot antenna. It can be used to communicate to submarines or surface ships or as a navigation transmitting antenna. It is small compared to the wavelength of the operating frequency.
REFERENCES:
patent: 2508085 (1950-05-01), Alford
patent: 3670247 (1972-06-01), Gutton et al.
Hildebrand Verne E.
Seeley Elwin W.
Lieberman Eli
Phillips T. M.
Rubens G. J.
Sciascia R. S.
The United States of America as represented by the Secretary of
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