ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,329, issued on July 21, was assigned to HANGZHOU VANGO TECHNOLOGIES INC. (Hangzhou, China).

"Low voltage floating inverter amplifier (LVFIA) and switched capacitor analog-to-digital converter (ADC)" was invented by Zhong Tang (Hangzhou, China), Xinjie Wu (Hangzhou, China) and Xiaopeng Yu (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a low voltage floating inverter amplifier (LVFIA) and a switched capacitor analog-to-digital converter (ADC). The LVFIA includes a first self-biased inverter, a second self-biased inverter, and an energy-storage capacitor that are connected in parallel. The first and second self-biased inve...