The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 22, 2025
Filed:
Apr. 19, 2023
Hong Kong Applied Science and Technology Research Institute Company Limited, Hong Kong, HK;
Yat Cheung Ngai, Hong Kong, HK;
Yin Yee Chan, Hong Kong, HK;
Abstract
A method of aligning and overlaying an AR virtual object in an electronic 3D viewing environment, comprising: receiving a motion comprising: a surrounding real-world scene image containing the real-world object captured by a camera of the electronic 3D viewing environment, and a camera real-world pose; recognizing a reference feature for aligning the virtual object to the real-world object; recording the motion and its corresponding reference feature; estimating a real-world object pose using the camera real-world pose and the reference feature; refining the estimated real-world object pose by pose estimation refinement by features and pose estimation refinement by images; and rendering the virtual object according to the estimated and refined real-world object pose in the 3D viewing environment.