Dual-band antenna for a wireless local area network device
First Claim
Patent Images
1. A dual-band antenna, comprising:
- a substrate;
an inverted F antenna printed circuit supported by said substrate and tuned to resonate in a first frequency band, said inverted F antenna having a ground plane; and
a monopole antenna printed circuit supported by said substrate and located on a different plane than said ground plane, said monopole antenna printed circuit tuned to resonate in a second frequency band and indirectly connected to said ground plane via said inverted F antenna.
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Abstract
A dual-band antenna, a method of manufacturing the same and a wireless networking card incorporating the antenna. In one embodiment, the antenna includes: (1) a substrate, (2) an inverted F antenna printed circuit supported by the substrate and tuned to resonate in a first frequency band and (3) a monopole antenna printed circuit supported by the substrate, connected to the inverted F antenna printed circuit and tuned to resonate in a second frequency band.
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Citations
35 Claims
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1. A dual-band antenna, comprising:
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a substrate; an inverted F antenna printed circuit supported by said substrate and tuned to resonate in a first frequency band, said inverted F antenna having a ground plane; and a monopole antenna printed circuit supported by said substrate and located on a different plane than said ground plane, said monopole antenna printed circuit tuned to resonate in a second frequency band and indirectly connected to said ground plane via said inverted F antenna. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A wireless networking card, comprising:
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wireless networking circuitry; a dual-band transceiver coupled to said wireless networking circuitry; and a dual-band antenna coupled to said dual-band transceiver and including; a substrate, an inverted F antenna printed circuit supported by said substrate and tuned to resonate in a first frequency band, said inverted F antenna having a ground plane, and a monopole antenna printed circuit supported by said substrate and located on a different plane than said ground plane, said monopole antenna printed circuit tuned to resonate in a second frequency band and indirectly connected to said ground plane via said inverted F antenna. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A method of manufacturing a dual-band antenna, comprising:
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forming an inverted F antenna printed circuit on a substrate, said inverted F antenna printed circuit having a ground plane and tuned to resonate in a first frequency band; and forming a monopole antenna printed circuit on said substrate and on a different plane than said ground plane, said monopole antenna printed circuit tuned to resonate in a second frequency band and connected indirectly to said ground plane via said inverted F antenna. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32)
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33. A dual-band antenna, comprising:
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a substrate; an inverted F antenna printed circuit supported by said substrate and tuned to resonate in a first frequency band; a feed line located on a different plane of said substrate from a radiator of said inverted F antenna printed circuit; and a monopole antenna printed circuit, coupled to said inverted F antenna printed circuit and said feed line, said monopole antenna printed circuit supported by said substrate and tuned to resonate in a second frequency band.
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34. A dual-band antenna, comprising:
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a substrate; an inverted F antenna printed circuit supported by said substrate and tuned to resonate in a first frequency band; a feed line located on one surface of said substrate; a conductive interconnection coupling said feed line to a radiator of said inverted F antenna printed circuit located on an opposing surface of said substrate; and a monopole antenna printed circuit supported by said substrate, connected to said inverted F antenna printed circuit and tuned to resonate in a second frequency band.
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35. A dual-band antenna, comprising:
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a substrate; an inverted F antenna printed circuit supported by said substrate and tuned to resonate in a first frequency band; and a monopole antenna printed circuit supported by said substrate, connected to said inverted F antenna printed circuit and tuned to resonate in a second frequency band, said monopole antenna printed circuit including a first trace directly coupled to a second trace and each trace tuned to differing resonance in said second frequency band.
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Specification