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:
May. 20, 2025
Filed:
Dec. 22, 2022
Hkc Corporation Limited, Shenzhen, CN;
Honghai Liu, Shenzhen, CN;
Yongxin Ruan, Shenzhen, CN;
Dewei Yu, Shenzhen, CN;
Haoxuan Zheng, Shenzhen, CN;
HKC CORPORATION LIMITED, Shenzhen, CN;
Abstract
A control circuit includes a sampling sub-circuit, a switching sub-circuit, and a working power supply, where the sampling sub-circuit is configured to collect a level signal corresponding to a pulse width modulation signal, one end of the switching sub-circuit is connected to the sampling sub-circuit, the other end is connected to at least one group of signal feedback ends, each of which includes at least two feedback points, the feedback points are configured to be connected to a light emitting element, and the switching sub-circuit is capable of being switched between a first mode and a second mode based on a relationship between the level signal and a preset threshold.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile