ALEXANDRIA, Va., April 9 -- United States Patent no. 12,273,072, issued on April 8, was assigned to QUALCOMM Inc. (San Diego).
"Envelope detector with clamping circuitry" was invented by Cheng Tan (Denver), Bruce Charles Fischer Jr. (Lafayette, Colo.) and Brian French (Boulder, Colo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An envelope detection circuit and methods for detecting an envelope of a signal using such an envelope detection circuit. One example envelope detection circuit generally includes a first diode, a capacitive element, and a clamping circuit. The first diode has an anode coupled to an input node of the envelope detection circuit and has a cathode coupled to an output node of the envel...