Abstract: A multi-band antenna including a first antenna portion extending generally in a first plane, a second antenna portion, extending generally in a second plane and a hinged coupling providing coupling between the first antenna portion and the second antenna portion and permitting the second antenna portion to be folded over the first antenna portion such that the first plane and the second plane lie generally parallel.

Abstract: A method of manufacturing an antenna including providing a dielectric core which does not contain an electrical conductor, forming a layer of an electrically conductive material on the core and providing an electrically insulative tube over the core and over the layer of the electrically conductive material.

Abstract: An antenna, including a planar dielectric substrate and a conductive ground plane formed on the substrate. A conductive monopole is formed on the substrate and has an end point located in proximity to a feed region of the ground plane. A conductive coupling element is formed on the substrate and is coupled to the ground plane at a coupling region of the ground plane. The coupling element is folded around the monopole.

Abstract: There is provided a monopole antenna including a helical radiating element including a first longitudinal portion having a first winding pitch and a second longitudinal portion having a second winding pitch and a cylindrical radiating element generally coaxial with the helical radiating element and extending along at least most of the first longitudinal portion.

Abstract: A vertical polarized omni-directional monopole antenna including a single folded sheet of metal including a ground plane portion, from which extend generally perpendicularly thereto at least four posts, which terminate in respective diagonally extending portions extending generally perpendicularly to the posts, the diagonally extending portions being joined at first and second junction portions, and a connection portion extending from the second junction portion and a coaxial cable having a first conductor coupled to the connection portion and a second conductor coupled to the ground plane portion.

Abstract: A method of mounting an antenna assembly into computer apparatus including forming a mounting bracket on an interior surface of a housing of the computer apparatus, the mounting bracket including at least two upstanding surfaces defining a gap therebetween, and inserting a first portion of the antenna assembly into engagement with the mounting bracket and adhering a second portion of the antenna assembly to the interior surface.

Abstract: The present invention seeks to provide an antenna having multiple radiating bands, including a ground plane, a feed plate extending generally parallel to and being spaced from the ground plane by a first distance and having a feed connection extending between the feed plate and the ground plane, at least one radiating element extending generally parallel to and being spaced from the feed plate by a second distance and at least one galvanic connector connecting the at least one radiating element at a first location on the at least one radiating element to the ground plane at a first location on the ground plane, the first location on the ground plane being separated from the feed connection by a third distance, the first, second and third distances being selected to achieve desired impedance matching of the feed plate, and the feed plate feeding the at least one radiating element at a location corresponding to an impedance substantially greater than 50 Ohm at least one band.

Abstract: An antenna, consisting of a folded looped conductor closed at a feedpoint. The antenna has at least two conductive arms extending from the feedpoint.

Abstract: A method of manufacturing an antenna including providing a dielectric core which does not contain an electrical conductor, forming a layer of an electrically conductive material on the core and providing an electrically insulative tube over the core and over the layer of the electrically conductive material.

Abstract: A method of mounting an antenna assembly into computer apparatus including forming a mounting bracket on an interior surface of a housing of the computer apparatus, the mounting bracket including at least two upstanding surfaces defining a gap therebetween, and inserting a first portion of the antenna assembly into engagement with the mounting bracket and adhering a second portion of the antenna assembly to the interior surface.

Abstract: A method for manufacturing antennas including providing a substrate having at least one surface lying in three dimensions and applying a conductive coating to the at least one surface lying in three dimensions, thereby defining an antenna on the at least one surface and an antenna including a conductive coating applied to a three-dimensional surface of a substrate.

Abstract: The present invention seeks to provide an antenna having multiple radiating bands, including a ground plane, a feed plate extending generally parallel to and being spaced from the ground plane by a first distance and having a feed connection extending between the feed plate and the ground plane, at least one radiating element extending generally parallel to and being spaced from the feed plate by a second distance and at least one galvanic connector connecting the at least one radiating element at a first location on the at least one radiating element to the ground plane at a first location on the ground plane, the first location on the ground plane being separated from the feed connection by a third distance, the first, second and third distances being selected to achieve desired impedance matching of the feed plate, and the feed plate feeding the at least one radiating element at a location corresponding to an impedance substantially greater than 50 Ohm at least one band.

Abstract: An antenna, including a planar dielectric substrate and a conductive ground plane formed on the substrate. A conductive monopole is formed on the substrate and has an end point located in proximity to a feed region of the ground plane. A conductive coupling element is formed on the substrate and is coupled to the ground plane at a coupling region of the ground plane. The coupling element is folded around the monopole.

Abstract: The present invention seeks to provide a multiple monopole antenna including a looped conductor having at least two conductive arms extending therefrom and a common feed point located on the looped conductor.

Abstract: An antenna including a first monopole radiating element having a galvanic connection to an antenna feed and second and third monopole radiating elements having a capacitive connection to the antenna feed.

Abstract: An antenna, consisting of a folded looped conductor closed at a feedpoint. The antenna has at least two conductive arms extending from the feedpoint.

Abstract: A top-loaded whip antenna particularly suitable for use in a compact mobile communication device having dual band resonance and including an elongate conductive whip antenna portion and a choke defined over a portion of the elongate conductive whip antenna portion, thereby providing top loading.

Abstract: An antenna including a first monopole radiating element having a galvanic connection to an antenna feed and second and third monopole radiating elements having a capacitive connection to the antenna feed.

Abstract: The present invention seeks to provide a multiple monopole antenna including a looped conductor having at least two conductive arms extending therefrom and a common feed point located on the looped conductor.

Abstract: An antenna assembly including a ground plane and a generally planar cross-slot antenna, spaced from the ground plane and arranged generally parallel thereto, the generally planar cross-slot antenna including a generally rigid dielectric substrate having formed on a first side thereof, a metal layer which defines mutually spaced rectangular slots at which the metal layer is not present and having formed on a second side thereof, there are defined feed lines extending radially outwardly from a central junction thereof, each to cross a corresponding one of the rectangular slots.