COMMUNICATIONS DEVICE AND TRACKING DEVICE WITH SLOTTED ANTENNA AND RELATED METHODS
First Claim
1. A communications device comprising:
- an electrically conductive antenna layer having a slotted opening therein extending from a medial portion and opening outwardly to a perimeter thereof, said electrically conductive antenna layer comprising a plurality of antenna feed points;
a first dielectric layer adjacent said electrically conductive antenna layer;
at least one electrically conductive passive antenna tuning member adjacent said first dielectric layer;
a second dielectric layer adjacent said at least one electrically conductive passive antenna tuning member;
circuitry adjacent said second dielectric layer; and
a plurality of electrically conductive vias extending through said first and second dielectric layers and coupling said circuitry and the plurality of antenna feed points.
1 Assignment
0 Petitions
Accused Products
Abstract
A communications device may include an electrically conductive antenna layer having a slotted opening therein extending from a medial portion and opening outwardly to a perimeter thereof, the electrically conductive antenna layer including antenna feed points. The communications device may include a first dielectric layer adjacent the electrically conductive antenna layer, an electrically conductive passive antenna tuning member adjacent the first dielectric layer, a second dielectric layer adjacent the electrically conductive passive antenna tuning member, circuitry adjacent the second dielectric layer, and electrically conductive vias extending through the first and second dielectric layers and coupling the circuitry and the antenna feed points.
16 Citations
25 Claims
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1. A communications device comprising:
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an electrically conductive antenna layer having a slotted opening therein extending from a medial portion and opening outwardly to a perimeter thereof, said electrically conductive antenna layer comprising a plurality of antenna feed points; a first dielectric layer adjacent said electrically conductive antenna layer; at least one electrically conductive passive antenna tuning member adjacent said first dielectric layer; a second dielectric layer adjacent said at least one electrically conductive passive antenna tuning member; circuitry adjacent said second dielectric layer; and a plurality of electrically conductive vias extending through said first and second dielectric layers and coupling said circuitry and the plurality of antenna feed points. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A communications device comprising:
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a circularly-shaped electrically conductive antenna layer having a keyhole-shaped slotted opening therein extending from a medial portion and opening outwardly to a perimeter thereof, said circularly-shaped electrically conductive antenna layer comprising a plurality of antenna feed points; a first circularly-shaped dielectric layer adjacent said circularly-shaped electrically conductive antenna layer; at least one electrically conductive passive antenna tuning member adjacent said first circularly-shaped dielectric layer; a second circularly-shaped dielectric layer adjacent said at least one electrically conductive passive antenna tuning member; circuitry adjacent said second circularly-shaped dielectric layer; and a plurality of electrically conductive vias extending through said first and second circularly-shaped dielectric layers and coupling said circuitry and the plurality of antenna feed points. - View Dependent Claims (13, 14, 15, 16)
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17. A tracking device comprising:
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a housing; a pressure-sensitive adhesive layer on an exterior of said housing; an electrically conductive antenna layer carried by said housing and having a slotted opening therein extending from a medial portion and opening outwardly to a perimeter thereof, said electrically conductive antenna layer comprising a plurality of antenna feed points; a first dielectric layer carried by said housing and adjacent said electrically conductive antenna layer; at least one electrically conductive passive antenna tuning member carried by said housing and adjacent said first dielectric layer; a second dielectric layer carried by said housing and adjacent said at least one electrically conductive passive antenna tuning member; a wireless tracking circuit adjacent said second dielectric layer; and a plurality of electrically conductive vias extending through said first and second dielectric layers and coupling said wireless tracking circuit and the plurality of antenna feed points. - View Dependent Claims (18, 19, 20)
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21. A method of making a communications device comprising:
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forming an electrically conductive antenna layer having a slotted opening therein extending from a medial portion and opening outwardly to a perimeter thereof; forming a plurality of antenna feed points in the electrically conductive antenna layer; positioning a first dielectric layer adjacent the electrically conductive antenna layer; forming at least one electrically conductive passive antenna tuning member adjacent the first dielectric layer; positioning a second dielectric layer adjacent the at least one electrically conductive passive antenna tuning member; positioning circuitry adjacent the second dielectric layer; and forming a plurality of electrically conductive vias that extend through the first and second dielectric layers and couple the circuitry and the plurality of antenna feed points. - View Dependent Claims (22, 23, 24, 25)
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Specification