ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,392, issued on Sept. 30, was assigned to STMicroloelectronics International N.V. (Geneva).
"Linear capacitive pressure sensor" was invented by Lorenzo Baldo (Bareggio, Italy), Filippo Daniele (Milan) and Enri Duqi (Milan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pressure-sensor includes a substrate with a cavity therein and a membrane suspended over the cavity. The cavity is connected to external air pressure so a change in external air pressure causes out-of-plane movement of the membrane. A frame suspended over the membrane includes a segment connected to the membrane but disconnected from other frame portions. A projection extends from th...