US Patent Issued to Sony Group on July 28 for "Projector apparatus, light source device, and light source drive method" (Japanese Inventor)

ALEXANDRIA, Va., July 28 -- United States Patent no. 12,695,851, issued on July 28, was assigned to Sony Group Corp. (Tokyo).

"Projector apparatus, light source device, and light source drive method" was invented by Keita Mori (Kanagawa, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A projector apparatus or a light source device includes: a first light source; a second light source, a wavelength of primary color light of the second light source being different from a wavelength of primary color light of the first light source; a phase modulation element to convert light amount distribution of the second light source light; and an amplitude modulation element on which both the first light source light ...