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:
Feb. 24, 2026
Filed:
Jan. 14, 2022
Beijing Zitiao Network Technology Co., Ltd., Beijing, CN;
Yitong Li, Beijing, CN;
BEIJING ZITIAO NETWORK TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
A method and apparatus for generating a signed distance field image, device, and storage medium. The method comprises: first, determining a valid line segment set corresponding to pixel points to be processed; then, determining internal and external position information of said pixel points on the basis of the valid line segment set of said pixel points; and finally, after the internal and external position information of each pixel point on an undirected distance field image of a target character is determined, generating a directed distance field image of the target character.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile