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. 02, 2022
Filed:
Jun. 29, 2021
Boe Technology Group Co., Ltd., Beijing, CN;
Pengyu Liu, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
An input method based on visual recognition, performed at a processor, includes: obtaining frames of gesture images; recognizing a size and a position of a hand feature in each frame; determining whether a variation amount in the size of the hand feature in the frame as compared to a preset calibration size is less than a preset threshold value; causing a position of the hand feature in the frame to be stored as a handwriting point; obtaining at least one stroke trace, according to handwriting points stored, each including handwriting points stored in sequence according to positions of hand features in at least two consecutive frames; and recognizing the at least one stroke trace and obtaining a target object corresponding to the at least one stroke trace.