ALEXANDRIA, Va., July 28 -- United States Patent no. 12,693,379, issued on July 28, was assigned to ZHEJIANG UNIVIEW TECHNOLOGIES Co. LTD. (Hangzhou, China).
"Method and apparatus for calibrating installation error in pitch angle of traffic radar, and storage medium" was invented by Ning Jiang (Zhejiang, China) and Ningning Cao (Zhejiang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a method and apparatus for calibrating an installation error in a pitch angle of a traffic radar, and a storage medium. The method includes changing the frequency of a traffic radar according to a preset strategy within a preset frequency range; acquiring energy values of echo signals of a preset target at di...