Methods and systems for mitigating signal interference

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United States of America Patent

PATENT NO 9401741
APP PUB NO 20140198885A1
SERIAL NO

13741732

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Abstract

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A received signal that includes a target signal and an interference signal is sampled in space and time and then filtered into a matched-filtered signal and into a mis-matched-filtered signal, which is orthogonal to, or nearly orthogonal to, the matched-filtered signal The interference signal is present in both the matched-filtered signal and the mis-matched-filtered signal, whereas the target signal is present in only the matched-filtered signal. In the mis-matched-filtered signal, the interference signal is different from the matched-filtered signal in the temporal property, but is the same as the matched-filtered signal in the spatial property. After the matched-filtered signal and the mis-match-filtered signals have been obtained for the signals received by each antenna element of an array of antenna elements, they are processed to obtain a result vector, W, that is a representation of the target signal without the interference.

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Patent Owner(s)

Patent OwnerAddress
PROPAGATION RESEARCH ASSOCIATES LLC1275 KENNESTONE CIRCLE SUITE 100 MARIETTA GA 30066

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hall, George Martin Sebastian, US 3 21
Holder, Ernest Jefferson Canton, US 14 228

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