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. 16, 2025
Filed:
Apr. 02, 2024
Hunan Biometa Intelligent Manufacturing Technology Co., Ltd, Changsha, CN;
Lizhong Dai, Changsha, CN;
Yaping Xie, Changsha, CN;
Jiangang Ling, Changsha, CN;
Zhenfan Cui, Changsha, CN;
Abstract
Disclosed are a constant-current control circuit and a method for constant-current control. The circuit includes: a load module, including a plurality of load units connected in parallel; a controller, connected to each load unit of the load units and configured to output a first level signal to the load unit; and a constant-current control module, connected to the controller and further connected to each load unit of the load units via at least one divided resistor, configured to receive a first voltage signal sent by the controller, and generate a second level signal and a second voltage signal according to the first voltage signal and output the second level signal and the second voltage signal to the load module.