ALEXANDRIA, Va., June 5 -- United States Patent no. 12,278,294, issued on April 15, was assigned to Japan Display Inc. (Tokyo).
"Photo detecting device" was invented by Masanobu Ikeda (Minato-ku, Japan) and Yasuhiro Kanaya (Minato-ku, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A photo detecting device comprising: a substrate; a plurality of photoelectric conversion elements provided to the substrate and configured to output a detection signal corresponding to light with which the photoelectric conversion elements are irradiated; at least one or more light emitting elements provided to the substrate; and a control circuit configured to set a wavelength of light output from the light emitting element...