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Matches 1 - 9 out of 9
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Document Title
1
5808585
Method of configuring multiple-arm antenna element in a radome
A radome (310) made of a cylindrical tube sealed on a first end and open on a second end houses a multiple-arm antenna element (405). The radome is formed with at least two grooves (340, 350) on an...
2
5677699
Helical microstrip antenna with impedance taper
A helical antenna comprised of a helical conductor having one end adapted to be connected to a feedline, a conductive surface contained within but spaced from the helical conductor, the distance of...
3
5479182
Short conical antenna
An antenna suitable for mounting upon vehicles, vessels or aircraft for communication via satellites comprises a conductive ground plane and a radiator element in the form of a conductor helically...
4
4031539
Broadband turnstile antenna
A truncated conical member of conductive material is mounted forward of a pair of crossed dipoles, the legs of which are inclined toward a reflector. The pair of dipoles cross orthogonal to each...
5
3945016
Wide-band spiral antenna
The invention relates to wide-band, plane, spiral antennas. A conductive arm is arranged spirally in a plane close to a reflector. A resonator member positioned at the centre and in front of the...
6
3932876
Short end-fire circularly polarized antenna
A circularly polarized antenna having an end fed short length helical conductor within a conductive funnel-shaped reflector is described. A broad beam width and a relatively low axial ratio is...
7
3795005
BROAD BAND SPIRAL ANTENNA
Antenna elements for substantially circularly-polarized electromagnetic energy are shown. The disclosed elements, formed on a tapered form having an elliptical cross section, are particularly well...
8
3283332
"null" conical helix
9
3184747
Coaxial fed helical antenna with director disk between feed and helix producing endfire radiation towards the disk
Matches 1 - 9 out of 9