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.

Date of Patent:
May. 27, 2025

Filed:

Feb. 24, 2023
Applicant:

Leedarson Lighting Co., Ltd., Fujian, CN;

Inventors:

Yangbin Xu, Fujian, CN;

Yankun Li, Fujian, CN;

Hemu Ye, Fujian, CN;

Qiqiang Lin, Fujian, CN;

Zongyuan Liu, Fujian, CN;

Liangliang Cao, Fujian, CN;

Changjing Zeng, Fujian, CN;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 45/20 (2020.01); H05B 45/10 (2020.01); H05B 47/155 (2020.01);
U.S. Cl.
CPC ...
H05B 45/20 (2020.01); H05B 45/10 (2020.01); H05B 47/155 (2020.01);
Abstract

A lighting apparatus includes a first light source, a second light source, a third light source, a driver, a first controller, a second controller and a main controller. The first light source emits a first light with a first color temperature. The second light source emits a second light with a second color temperature. The third light source emits a third light with a third color temperature. The driver generates a first driving current to the first light source, generates a second driving current to the second light source, and generates a third driving current to the third light source.


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