Planar RF antenna with duplicate unit cells
First Claim
1. An antenna comprising:
- a planar dielectric substrate having opposing first and second surfaces;
a ground plane disposed at the first surface, the ground plane composed of conductive material; and
a radiating plane disposed at the second surface and composed of conductive material, the radiating plane including a plurality of unit cells, wherein each unit cell comprises;
a corresponding section of the conductive material of the radiating plane that is formed in a specified shape, the specified shape including a first portion forming a load inductor and second portion forming a radiating patch electrically coupled to the load inductor and wherein the conductive material of the radiating plane of the unit cell is continuous with the conductive material of the radiating plane of at least one other unit cell of the plurality of unit cells; and
at least one via electrically coupling the load inductor to the ground plane.
1 Assignment
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Accused Products
Abstract
An antenna includes a planar dielectric substrate having opposing first and second surfaces, a ground plane disposed at the first surface, the ground plane composed of conductive material, a radiating plane disposed at the second surface and composed of conductive material. The radiating plane implements a plurality of unit cells, with each unit cell having a corresponding section of the conductive material of the radiating plane that is formed in a specified shape, the specified shape including a first portion forming a load inductor and second portion forming a radiating patch electrically coupled to the load inductor. Each unit cell further includes at least one via electrically coupling the load inductor to the ground plane.
13 Citations
23 Claims
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1. An antenna comprising:
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a planar dielectric substrate having opposing first and second surfaces; a ground plane disposed at the first surface, the ground plane composed of conductive material; and a radiating plane disposed at the second surface and composed of conductive material, the radiating plane including a plurality of unit cells, wherein each unit cell comprises; a corresponding section of the conductive material of the radiating plane that is formed in a specified shape, the specified shape including a first portion forming a load inductor and second portion forming a radiating patch electrically coupled to the load inductor and wherein the conductive material of the radiating plane of the unit cell is continuous with the conductive material of the radiating plane of at least one other unit cell of the plurality of unit cells; and at least one via electrically coupling the load inductor to the ground plane. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. An antenna comprising:
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a planar dielectric substrate having opposing first and second surfaces; a ground plane disposed at the first surface, the ground plane composed of conductive material; and a radiating plane disposed at the second surface, the radiating plane including a plurality of unit cells, wherein each unit cell comprises; a layer of conductive material formed at the second surface in a specified shape, the specified shape forming a radiating patch having an opening substantially devoid of the conductive material; at least one via extending from the opening to the ground plane; and a discrete inductor disposed at the second surface and electrically coupling the at least one via to the conductive material of the radiating patch. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21)
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22. A method comprising:
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transmitting a radio frequency (RF) signal from a first antenna of a first device mounted at a first location on a user'"'"'s body to a second antenna of a second device mounted at a second location on the user'"'"'s body; and wherein at least one of the first antenna and the second antenna comprises; a planar dielectric substrate having opposing first and second surfaces; a ground plane disposed at the first surface, the ground plane composed of conductive material; and a radiating plane disposed at the second surface, the radiating plane including a plurality of unit cells, wherein each unit cell comprises; a layer of conductive material formed at the second surface in a specified shape, the specified shape including a first portion forming a load inductor and second portion forming a radiating patch electrically coupled to the load inductor and wherein the conductive material of the radiating plane of the unit cell is continuous with the conductive material of the radiating plane of at least one other unit cell of the plurality of unit cells; and at least one via electrically coupling the load inductor to the ground plane. - View Dependent Claims (23)
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Specification