Patent · US Active

LED device, method for manufacturing an LED device, and LED display module

US10297730B2 · kind B2 · utility

1Cited by

1References

15Claims

0Family size

Assignee

FOSHAN NATIONSTAR OPTOELECTRONICS CO., LTD. · CN

Inventors

Chuanbiao Liu · Foshan, CN
Hu Xu · Jiaocheng District, CN
Xiaofeng Liu · Dallas, US
Zhuang Peng · Foshan, CN
Aidi Chen · Nanhu, CN
Ling Li · Hsinchu, TW
Hongxin Chen · Shanghai, CN

Key dates

Filing date	Nov 17, 2017
Grant date	May 21, 2019
Priority date	—
Expiry date	Nov 17, 2037

Classification

Technology area (CPC H)Electricity
CPC primaryH10H20/0364
WIPO fieldSemiconductors
WIPO sectorElectrical engineering

Abstract

An LED device, a method for manufacturing an LED device, and an LED display module are provided. The LED device includes an LED bracket, an LED chip and an encapsulation sealant. The LED bracket includes a metal bracket and a cup cover encasing the metal bracket. The cup cover includes a reflective cup having a cavity. The LED chip is fixed in the cavity of the reflective cup. The cavity of the reflective cup is filled with the encapsulation sealant. The encapsulation sealant includes an under sealant and a surface sealant. The under sealant covers the LED chip, and the surface sealant covers the under sealant. The under sealant is a transparent layer. The surface sealant is a matte layer.

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