Vertical-radiator antenna
First Claim
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2. A HELMET ANTENNA COMPRISING:
- (A) A VERTICAL RADIATOR, AND (B) A GROUND-PLANE STRUCTURE AT THE BASE OF THE RADIATOR COMPRISING A PLURALITY OF HELICALLY COILED SPRING MEMBERS FREE FOR TENSION EXPANSION AND EXTENDING IN AN AT LEAST PARTIALLY RADIAL DIRECTION FROM THE BASE OF THE RADIATOR,
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2 Claims
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2. A HELMET ANTENNA COMPRISING:
- (A) A VERTICAL RADIATOR, AND (B) A GROUND-PLANE STRUCTURE AT THE BASE OF THE RADIATOR COMPRISING A PLURALITY OF HELICALLY COILED SPRING MEMBERS FREE FOR TENSION EXPANSION AND EXTENDING IN AN AT LEAST PARTIALLY RADIAL DIRECTION FROM THE BASE OF THE RADIATOR,
Specification