US Patent Issued to Canon on Nov. 18 for "Generating Trimap from distance information using an image plane phase detection sensor" (Japanese Inventors)

ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,475,570, issued on Nov. 18, was assigned to Canon K.K. (Tokyo).

"Generating Trimap from distance information using an image plane phase detection sensor" was invented by Kazuya Kitamura (Kanagawa, Japan), Tokuro Nishida (Kanagawa, Japan), Akimori Hayashi (Kanagawa, Japan), Hiroyuki Hasegawa (Chiba, Japan), Koki Nakamura (Tokyo), Kazuki Hosoi (Tokyo), Norifumi Kashiyama (Tokyo) and Shunsuke Kawahara (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A generation unit generates a background separation image in which regions of a captured image are classified as a foreground region, a background region, and an unknown region, based on distance distribut...