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:
Jun. 16, 2026
Filed:
Mar. 07, 2025
Hisense Visual Technology Co., Ltd., Qingdao, CN;
Gaoming Tang, Qingdao, CN;
Xianrong Liu, Qingdao, CN;
HISENSE VISUAL TECHNOLOGY CO., LTD., Qingdao, CN;
Abstract
A projection apparatus includes: a light emitting component, configured to project a projection content onto a projection surface; a camera, configured to photograph a sample image; at least one processor configured to execute instructions to cause the projection apparatus to: obtain a control command for image quality adjustment; in response to the control command, control the light emitting component to project a correction image onto the projection surface; obtain a sample image photographed by the camera for the correction image on the projection surface, and extract a background color parameter from the sample image; generate a color difference gain parameter according to the background color parameter and a standard color parameter; and adjust an image quality curve of the projection content according to the color difference gain parameter, and control the light emitting component to project the projection content onto the projection surface according to the image quality curve adjusted.