ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,680, issued on March 17, was assigned to Electronics and Telecommunications Research Institute (Daejeon, South Korea).

"Apparatus and method for reproducing hologram image" was invented by Min-Sung Yoon (Daejeon, South Korea), Hyoung Lee (Daejeon, South Korea) and Ki-Bong Song (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is an apparatus for reproducing a hologram image. The apparatus may include a holographic display module for reproducing a digital hologram, a background display module for reproducing a background image, and a combiner for selecting the background image in consideration of the depth map of ...