Title:
LIGHT-EMITTING DEVICE AND MANUFACTURING METHOD THEREFOR, VEHICLE TAILLIGHT, AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2024/113167
Kind Code:
A1
Abstract:
A light-emitting device and a manufacturing method therefor, a vehicle taillight, and a vehicle. The light-emitting device comprises: at least one light-emitting element (10) located on one side of a backplane (BP), wherein the wavelength of first light emitted by each light-emitting element (10) is 500 nm to 580 nm; a wavelength conversion layer (20) located on the side of the at least one light-emitting element (10) away from the backplane (BP) and configured to emit second light having a different color from the first light under excitation by the first light; and a first optical structure (40) located on the side of the wavelength conversion layer (20) away from the backplane (BP) and comprising one or more optical elements (41), each optical element (41) being configured to focus the second light in a direction perpendicular to the backplane (BP).
Inventors:
ZENG CHENG (CN)
LEE JAEHO (CN)
GAO DONGYU (CN)
YU GUANGRI (CN)
CHEN FEI (CN)
LEE JAEHO (CN)
GAO DONGYU (CN)
YU GUANGRI (CN)
CHEN FEI (CN)
Application Number:
PCT/CN2022/135083
Publication Date:
June 06, 2024
Filing Date:
November 29, 2022
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
CHENGDU BOE OPTOELECT TECH CO (CN)
CHENGDU BOE OPTOELECT TECH CO (CN)
International Classes:
F21S41/12; H10K59/12
Foreign References:
| CN109844578A | 2019-06-04 | |||
| CN109523908A | 2019-03-26 | |||
| CN107942585A | 2018-04-20 | |||
| CN206739014U | 2017-12-12 | |||
| KR20180051453A | 2018-05-16 | |||
| CN114284314A | 2022-04-05 | |||
| CN114628439A | 2022-06-14 | |||
| KR20110078319A | 2011-07-07 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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