US Patent Issued to Apple on Sept. 30 for "Contact lens shift detection for head-mounted display devices" (American, German Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,697, issued on Sept. 30, was assigned to Apple Inc. (Cupertino, Calif.).

"Contact lens shift detection for head-mounted display devices" was invented by Jie Zhong (Kornwestheim, Germany), Hao Qin (Saratoga, Calif.), Chia-Yin Tsai (Sunnyvale, Calif.), Tom Sengelaub (Oakland, Calif.) and Hua Gao (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are disclosed to enable detection of excessive contact lens shift in a head-mounted display (HMD) device that implement gaze tracking for the user. In embodiments, during a user enrollment process to calibrate the gaze tracking system, the HMD device analyzes key frames of th...