ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,399,202, issued on Aug. 26, was assigned to Endura IP Holdings Ltd. (George Town, Cayman Islands).
"Impedance controlled AFE" was invented by Arnaud Toni (San Diego) and Gol Nagdebe (San Diego).
According to the abstract* released by the U.S. Patent & Trademark Office: "An analog front-end (AFE) for an impedance sensor uses digitally controlled impedances to modulate a differential input from an impedance-based sensor. The digitally controlled impedances may be coupled between the differential input and one or more reference voltages. In some embodiments use of the digitally controlled impedances may allow for omission of a preamplifier from the AFE, or a reduction in gain of the pre...