Analog-to-digital conversion with noise injection via wavefront multiplexing techniques

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United States of America Patent

PATENT NO 9484970
SERIAL NO

14988809

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Abstract

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A novel noise injection technique is presented to improve dynamic range with low resolution and low speed analog to digital converters. This technique combines incoming signal and noise signal with wave front de-multiplexer and split into several channels. Then low resolution and low speed analog to digital converters are used to sample each channels. All signals are recovered using wave front multiplexer. For advanced design, ground diagnostic signals with optimizing processor can be added to guarantee recovery quality.

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Patent Owner(s)

Patent OwnerAddress
SPATIAL DIGITAL SYSTEMS INC829 FLYNN RD CAMARILLO CA 93012

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chang, Donald C D Thousand Oaks, US 187 2639
Lin, Tzer-Hso Chatsworth, US 15 157
Liu, Yuanchang Canoga Park, US 10 41

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