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Low-power MEMS wakeup system

United States Patent

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10,481,672
November 19, 2019
View the Complete Patent at the US Patent & Trademark Office
There is provided a near-zero-power wakeup system in which a MEMS sensor for mechanical or acoustic signals is coupled to a very-low-power complementary metal oxide semiconductor (CMOS) application-specific integrated circuit (ASIC). Power consumption can be minimized by operating the ASIC with sub-threshold gate voltages.
16/274,455
February 13, 2019
1/1;
G06F 1/3234 (20190101); G06F 1/3287 (20190101); H01L 41/18 (20060101); H04R 3/00 (20060101); H04R 17/02 (20060101);
ACKNOWLEDGEMENT OF GOVERNMENT SUPPORT This invention was made with Government support under Contract No. DE-NA0003525 awarded by the United States Department of Energy/National Nuclear Security Administration. The U.S. Government has certain rights in the invention.