ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,499,509, issued on Dec. 16, was assigned to WELTREND SEMICONDUCTOR INC. (Hsinchu, Taiwan).

"Time division based band pass image generation method and time division based band pass image generation system capable of generating single-band pass images and dual-band pass images" was invented by Te-Wei Hsu (Hsinchu, Taiwan) and Ta Hsien (Hsinchu, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A time division based band pass image generation method includes acquiring a raw image, de-mosaicing the raw image for generating a red channel image, a green channel image, a blue channel image, and an infrared channel image, generating a single-band pass image...