ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,454, issued on March 17, was assigned to NXP B.V. (Eindhoven, Netherlands).

"Ego velocity assisted direction of arrival estimator for radar systems" was invented by Ryan Haoyun Wu (San Jose, Calif.), Jun Li (San Jose, Calif.) and Dongyin Ren (East Brunswick, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A radar system includes a processor and a non-transitory computer-readable medium storing machine instructions. The processor obtains an ego velocity Vego of a radar system, a range R of an object in an environment of the radar system, and a radial velocity Vr of the object. The processor determines a simplified two-dimensional (2D) angular se...