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:
Sep. 01, 2026
Filed:
Jan. 01, 2024
Hangzhou City University, Hangzhou, CN;
Zhejiang Gongshang University, Hangzhou, CN;
Zhejiang University, Hangzhou, CN;
Song Han, Hangzhou, CN;
Siqi Ren, Hangzhou, CN;
Haibo Hong, Hangzhou, CN;
Shuai Zhao, Hangzhou, CN;
Jin Yi, Hangzhou, CN;
Lu Zhou, Hangzhou, CN;
Shouling Ji, Hangzhou, CN;
Shui Yu, Hangzhou, CN;
Hangzhou City University, Hangzhou, CN;
Zhejiang Gongshang University, Hangzhou, CN;
Zhejiang University, Hangzhou, CN;
Abstract
Provided is a light backdoor attack method for a physical world. The method includes: generating, by a flashlight, a light trigger on a traffic sign; capturing and acquiring, by a camera, a backdoor training set, and marking all images in the backdoor training set as a target label; constructing a training set according to the backdoor training set and a clean training set; training a backdoor model using the training set to obtain a trained backdoor model; and evaluating effectiveness of light backdoor attack by applying the trained backdoor model to a testing set. The method can poison DNNs to achieve a more covert backdoor attack and provide a new idea for physical backdoor attack field.