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. 15, 2026
Filed:
Sep. 05, 2024
Shenzhen Billda Technology Co., Ltd, Shenzhen, CN;
Jianjun Ke, Shenzhen, CN;
Xiaobing Liu, Shenzhen, CN;
Peizhi Chen, Shenzhen, CN;
Qiu Feng, Shenzhen, CN;
SHENZHEN BILLDA TECHNOLOGY CO., LTD, Shenzhen, CN;
Abstract
Disclosed is a light tube circuit for switching between emergency lighting and general lighting, comprising a main control module, wherein one terminal of the main control module is connected to a mains supply and a battery, and the other terminal of the main control module is connected to a light-emitting element. Logic judgment is realized by the main control module, and in a case where the mains supply can supply power normally, the main control module controls the light-emitting element to operate in a general lighting mode; and in case of an outage of the mains supply, the main control module controls the battery to supply power to a light tube to realize emergency lighting when the mains supply cannot supply power normally, thus satisfying usage requirements of users.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile