Portable ground plane mat with cavity backed antennas placed thereon
United States Patent 3121230

Inventors:
Helmut, Brueckmann
Publication Date:
02/11/1964
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Assignee:
Helmut, Brueckmann
Primary Class:
343/770
Other Classes:
174/357, 343/700MS, 343/847, 174/394, 343/848
International Classes:
H01Q9/04; H01Q13/18; H01Q21/06; H01Q13/10
US Patent References:
2840819Reflecting surfaces
2929065Surface wave antenna
2993205Surface wave antenna array with radiators for coupling surface wave to free space wave
2996713Radial waveguide antenna
3096520Endfire array