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.
Patent No.:
Date of Patent:
Apr. 19, 2022
Filed:
Jan. 26, 2021
Interface Technology (Chengdu) Co., Ltd., Sichuan, CN;
Interface Optoelectronics (Shenzhen) Co., Ltd., Guangdong, CN;
Interface Optoelectronics (Wuxi) Co., Ltd., Jiangsu, CN;
General Interface Solution Limited, Miaoli County, TW;
Interface Technology (ChengDu) Co., Ltd., Sichuan, CN;
Interface Optoelectronics (ShenZhen) Co.. Ltd., Guangdong, CN;
Interface Optoelectronics (Wuxi) Co.. Ltd., Jiangsu, CN;
General Interface Solution Limited, Miaoli County, TW;
Abstract
A direct type backlight device includes a printed circuit board, a light reflector and plural Mini-LEDs. The light reflector and the Mini-LEDs are disposed over the printed circuit board. The light reflector is arranged between at least part of adjacent Mini-LEDs. Each of the Mini-LEDs includes a non-light-emitting layer and a light-emitting layer arranged on the non-light-emitting layer. A bottom surface of the light-emitting layer of each of the Mini-LEDs is higher than a top surface of the light reflector.