ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,710,535, issued on Aug. 18, was assigned to NEC Corp. (Tokyo).
"Optical measurement device and optical measurement method" was invented by Hidemi Noguchi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical measurement device (10) according to the present disclosure includes a light-transmitting unit (11) that transmits ranging light for Time of Flight (ToF) ranging, a light-receiving unit (12) that receives reflection light reflected from a measurement object by the ranging light transmitted by the light-transmitting unit (11), a Doppler shift amount calculation unit (13) that calculates a Doppler shift amount of a frequency of the reflecti...