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:
Aug. 22, 2023
Filed:
Dec. 29, 2021
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Chihyi Cheng, Beijing, CN;
Liangming Zhang, Beijing, CN;
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Abstract
A zoom control method is provided, including: determining a midpoint of a connecting line of touch points located on both sides of an object to be close-up; determining a pixel vector formed from the midpoint of the connecting line to a center point of a screen; converting the pixel vector into an angle vector based on a conversion relationship between a diagonal angle of view of a current focal length range and a diagonal pixel of an image sensor of a camera system; and controlling the object to be close-up being moved to the center point of the screen based on the angle vector.