ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,510,515, issued on Dec. 30, was assigned to SK Planet Co. Ltd. (Seongnam-si, South Korea).
"Apparatus and method for analyzing road surface condition" was invented by Yeonghyeon Park (Cheonan-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Analyzing the condition of a road surface by using a frequency-of-interest or a resonance sound in a tire. A training audio signal is sent to a learning unit, a label generator and a frequency selection model that does not complete learning. The training audio signal is obtained by collecting driving noise generated when a vehicle travels on a road. The label generator generates a label audio-of-interes...