Multiple antenna interference rejection in ultra-wideband real time locating systems

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United States of America Patent

PATENT NO 9667287
SERIAL NO

14875912

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Systems, methods, apparatuses, and computer readable media are disclosed for providing interference rejection in ultra-wideband real time locating systems. In one embodiment, an ultra-wideband (UWB) receiver is configured to: receive an interference signal from a source positioned outside a monitored region; receive a composite signal transmitted from a tagged object moving about a playing field within the monitored region, wherein the composite signal comprises a location signal and a component of the interference signal; detect whether the component of the interference signal exceeds a threshold value; and adjust, via a processor, filtering of the composite signal to attenuate the component of the interference signal based on whether the component of the interference signal exceeds the threshold value. Some embodiments provide for filtering of the composite signal using a combiner while others employ a tunable notch filter. Corresponding systems, methods, and computer-readable storage medium are also provided.

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Patent Owner(s)

  • ZIH CORP.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Richley, Edward A Gaithersburg, US 69 2692

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