ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,879, issued on Sept. 22, was assigned to SAMSUNG ELECTRONICS Co. LTD. (Suwon-si, South Korea).

"Light source device, test system including the same, and operation method thereof" was invented by Sangwoo Lee (Suwon-si, South Korea), Dongoh Kim (Suwon-si, South Korea), Minhyuk Lee (Suwon-si, South Korea) and Sungsu Kim (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a test system which includes a light source device. The light source device includes a first light source configured to radiate a first light, a plurality of neutral-density (ND) filters including a first ND filter attached to the first light source and ...