UWB ANTENNA AND DETECTION APPARATUS FOR TRANSPORTATION MEANS
First Claim
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1. An ultra-wide band (UWB) antenna for transportation means for emitting a UWB signal, comprising:
- a metallic screen;
a dielectric substrate disposed on the metallic screen; and
a rectangular printed metallic patch disposed on the dielectric substrate with a horizontal trench gap and two vertical trench gaps thereon;
wherein the horizontal trench gap is substantially parallel to a long side of the rectangular printed metallic patch, and the vertical trench gaps respectively extend upward from two ends of the horizontal trench gap to form two resonance contours.
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Abstract
A UWB antenna for transportation means comprises a metallic screen, a dielectric substrate and a rectangular printed metallic patch. The dielectric substrate is disposed on the printed metallic patch. The printed metallic patch is disposed on the dielectric substrate, and has a horizontal trench gap and two vertical trench gaps. The horizontal trench gap is parallel to the long side of the rectangular printed metallic patch, and the vertical trench gaps respectively extend upward from each end of the horizontal trench gap to form two resonance contours.
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Citations
20 Claims
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1. An ultra-wide band (UWB) antenna for transportation means for emitting a UWB signal, comprising:
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a metallic screen; a dielectric substrate disposed on the metallic screen; and a rectangular printed metallic patch disposed on the dielectric substrate with a horizontal trench gap and two vertical trench gaps thereon; wherein the horizontal trench gap is substantially parallel to a long side of the rectangular printed metallic patch, and the vertical trench gaps respectively extend upward from two ends of the horizontal trench gap to form two resonance contours. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification