MULTIBAND COMPOSITE RIGHT AND LEFT HANDED (CRLH) SLOT ANTENNA
First Claim
Patent Images
1. An antenna device, comprising:
- a conductive layer having a perimeter defined by one or more straight or curved lines; and
an opening formed in the conductive layer, defining a slot,wherein the conductive layer and the slot form a composite right and left handed (CRLH) structure.
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Abstract
This application relates to slot antenna devices based on Composite Right and Left Handed (CRLH) metamaterial (MTM) structures.
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Citations
28 Claims
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1. An antenna device, comprising:
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a conductive layer having a perimeter defined by one or more straight or curved lines; and an opening formed in the conductive layer, defining a slot, wherein the conductive layer and the slot form a composite right and left handed (CRLH) structure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. An antenna device, comprising:
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a slot antenna; a series capacitance; a shunt inductor, wherein the slot antenna is loaded by the capacitance and the inductor to form a CRLH antenna and excite a lower-frequency resonance. - View Dependent Claims (21, 22, 23)
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24. An antenna device, comprising:
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a slot antenna; a plurality of series capacitance; a plurality of shunt inductors, wherein the slot antenna is loaded by the series capacitances and the shunt inductors to form a CRLH antenna and excite a plurality of low, mid, or high frequency resonances. - View Dependent Claims (25, 26, 27)
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28. A method, comprising:
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forming a substrate; forming a first conductive layer on a first surface of the substrate, comprising the steps of; forming a plurality of conductive edges defined by one or more vertical openings connected to one or more horizontal openings; and forming a conductive element defined by the one or more vertical openings and the one or more horizontal openings, wherein the conductive element provides an electromagnetic signal to the plurality of conductive edges; and forming a second conductive layer on a second surface of the substrate and structured to overlap a portion of the plurality of conductive edges defined by the one or more vertical openings connected to the one or more horizontal openings, wherein the substrate, the plurality of conductive edges, the one or more vertical and horizontal openings, and the second conductive layer are structured to produce a composite right and left handed (CRLH) structure.
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Specification