ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,412,312, issued on Sept. 9, was assigned to TENCENT AMERICA LLC (Palo Alto, Calif.).

"Method and apparatus for chart based mesh compression" was invented by Xiang Zhang (Sunnyvale, Calif.), Chao Huang (Palo Alto, Calif.), Jun Tian (Belle Mead, N.J.), Xiaozhong Xu (State College, Pa.) and Shan Liu (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the disclosure provide methods and apparatuses for mesh coding. In some examples, an apparatus for mesh coding includes processing circuitry. The processing circuitry receives a bitstream carrying a 3D mesh frame. The 3D mesh frame represents a surface of an object with polygons, the p...