Back to results
US 2010/0134371 A1Published application
Increased bandwidth planar antennas
OwnerRobert Tilman Worlinventor
Life of this patent
Estimating the term…
Abstract
A broadband antenna may include a conductive antenna surface for radiating signals, a conductive backplane for reflecting signals radiated by the conductive antenna surface, and a dielectric layer disposed between the conductive antenna surface and the conductive backplane. The dielectric layer may include a plurality of dielectric substrates having differing dielectric constants.
Claims25
A broadband antenna comprising:
- a conductive antenna surface for radiating signals;
- a conductive backplane;
- and
- a dielectric layer disposed between the conductive antenna surface and the conductive backplane, wherein the dielectric layer comprises a plurality of dielectric substrates having differing dielectric constants.
1 more element
A method of manufacturing a broadband antenna comprising:
- providing a conductive antenna surface;
- providing a conductive backplane;
- and
- disposing a dielectric layer, comprising a plurality of dielectric substrates having differing dielectric constants, between the conductive antenna surface and the conductive backplane.
1 more element
A method of manufacturing a broadband antenna comprising:
- determining a lowest required operating frequency of the broadband antenna;
- determining a highest required operating frequency of the broadband antenna;
- calculating a uniform thickness for an entire dielectric layer at a specified electrical distance at the lowest required operating frequency based on a dielectric material to be used in the dielectric layer having a highest dielectric constant;
- calculating the lowest required dielectric constant of the dielectric layer based on the calculated uniform thickness of the dielectric layer at the specified electrical distance to generate the specified electrical distance at the highest required operating frequency;
- calculating the number of different dielectric materials to be used in the dielectric layer having differing dielectric constants between the lowest required dielectric constant and the highest dielectric constant based on a total bandwidth of the broadband antenna;
- calculating widths of each of the respective differing dielectric materials to be used in the dielectric layer;
- fabricating the dielectric layer using the calculations and determinations made in all steps of the method;
- disposing the dielectric layer against a conducting backplane;
- and
- disposing an antenna against the dielectric layer.
7 more elements
Dependencies are inferred from the claim text.