Patent · US Active

LED light source apparatus, lighting device, and lighting control method

US10962216B2 · kind B2 · utility

0Cited by

2References

8Claims

0Family size

Assignees

Inventors

Bishou Chen · Shanghai, CN
Peng Wang · Beijing, CN
Xiaoliang He · Shanghai, CN
Luping Miu · Shanghai, CN

Key dates

Filing date	Mar 28, 2019
Grant date	Mar 30, 2021
Priority date	—
Expiry date	Mar 28, 2039

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF21Y2115/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Disclosed are an LED light source apparatus, a lighting device, and a lighting control method. The LED light source apparatus includes a plurality of light mixing units. Each light mixing unit comprises LED chips of at least four colors, and the at least four colors at least include red and green. The plurality of light mixing units is uniformly distributed on a bearing surface along a ring.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.