ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,436,277, issued on Oct. 7, was assigned to Continental Autonomous Mobility Germany GmbH (Ingolstadt, Germany).

"Method for elevation angle estimation based on an ultrasound sensor" was invented by Wassim Suleiman (Frankfurt, Germany), Christopher Brown (Seligenstadt, Germany) and Robin Adams (Frankfurt am Main, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for determining the elevation angle and/or azimuth angle of a signal received by an ultrasound sensor includes: providing an ultrasound sensor with a frequency-dependent radiation pattern; transmitting a first ultrasound wave at a first frequency; transmitting a second ultrasound wave...