Communications: radio wave antennas – Antennas – Spiral or helical type
Patent
1980-03-31
1981-10-13
Lieberman, Eli
Communications: radio wave antennas
Antennas
Spiral or helical type
H01Q 136
Patent
active
042951445
ABSTRACT:
A feed system for a helical CP antenna features folded belt or phasing lines to reduce space. This reduces icing and wind loading problems. If two belt lines are used, they can be placed diametrically opposite each other to reduce mutual coupling.
REFERENCES:
patent: 3906509 (1975-09-01), DuHamel
Matta Joseph J.
Skalina Andrej
Lieberman Eli
Meise William H.
Rasmussen Paul J.
RCA Corporation
Steckler Henry I.
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