ALEXANDRIA, Va., July 21 -- United States Patent no. 12,688,645, issued on July 21, was assigned to DOLBY LABORATORIES LICENSING Corp..

"Layer-merging and post-warp error correction in multi-plane images" was invented by Zachary McBride Lazri (Baltimore) and Guan-Ming Su (Fremont, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for merging layers of multi-plane image (MPI) includes steps (1) to (5). Step (1) includes determining a layer-weight array by, for each of D1 image-layers each located at a respective one of D1 layer-depths, determining a respective total weight as an element-wise sum of a weighting-factor array of the image-layer. Step (2) includes interpolating the layer-weight array...