ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,695, issued on Feb. 10, was assigned to PANASONIC PROJECTOR & DISPLAY Corp. (Osaka, Japan).
"Projection control method and projection control device" was invented by Ken Mashitani (Osaka, Japan) and Chiharu Tsubota (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A projection control method includes causing a projector to project a projection image including projection indexes, causing a camera to capture the projection image, causing a display to display an instruction for a user to position camera indexes within an imaging range, the camera indexes indicating positions relative to the projection indexes in a camera coordinate system ob...