Patent · US Active

Light emitting apparatus, and method of adjusting emission spectrum thereof, backlight module and liquid crystal display apparatus

US11391989B2 · kind B2 · utility

0Cited by

0References

17Claims

0Family size

Assignees

Inventors

Donglong Lin · Beijing, CN
Peng Wu · Beijing, CN
Zeyuan Tong · Beijing, CN
Fujian Ren · Beijing, CN
Wenyang Li · Beijing, CN
Bin Long · Nanhu, CN
Zhipeng Zhang · Santa Clara, US
Dong Cui · Beijing, CN
Rui Han · Hangzhou City, CN
Qing Ma · Beijing, CN

Key dates

Filing date	Jul 18, 2018
Grant date	Jul 19, 2022
Priority date	—
Expiry date	Jul 1, 2040

Classification

Technology area (CPC G)Physics
CPC primaryG02F1/133624
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A light emitting apparatus, a method of adjusting a light emission spectrum thereof, a backlight module and a liquid crystal display apparatus. The light emitting apparatus includes a light source and a color filter layer on a light exiting side of the light source. The color filter layer includes color filters of at least two colors arranged in an array, and the color filter layer is configured to have different transmissions to light of the at least two colors in white light emitted from the light source.

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