ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,118, issued on Oct. 20, was assigned to instagrid GmbH (Ludwigsburg, Germany).
"Overcurrent protection" was invented by Philipp Gutknecht (Ludwigsburg, Germany) and Jakob Gantenbein (Ludwigsburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A protection circuit for protecting an electrical power system, including a current sensor configured to generate an electric signal wherein the current sensor has a measurement dynamic range; a rectifying module configured to generate a pulsating DC signal; a superimposing module configured to generate an expanded signal; a low-pass filter configured to shape the expanded signal to generate a band-limi...