ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,554,320, issued on Feb. 17, was assigned to HTC Corp. (Taoyuan, Taiwan).

"Body tracking method, body tracking system, and host" was invented by YuHui Hsu (Taoyuan, Taiwan) and Yen-Jung Lee (Taoyuan, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A body tracking method is provided. The body tracking method includes: obtaining an environment map of a real world around a user; obtaining tracker data from a tracker, wherein the tracker is adapted to be mounted on a foot or a leg of the user; determining a ground shape of a foot location of the user based on the environment map and the tracker data; determining foot step information of the foot based ...