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. 12, 2022
Filed:
Dec. 24, 2019
Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Guangdong, CN;
Miao Duan, Guangdong, CN;
Chiayu Lee, Guangdong, CN;
Chunche Hsu, Guangdong, CN;
Yongming Yin, Guangdong, CN;
Yongwei Wu, Guangdong, CN;
Pei Jiang, Guangdong, CN;
Bo He, Guangdong, CN;
Abstract
The present application discloses a perovskite light-emitting device, a preparation method thereof, and a display. The perovskite light-emitting device includes a first injection layer, a first transport layer, a light-emitting layer, a second transport layer, and a second injection layer, which are sequentially stacked, wherein the first injection layer includes indium tin oxide, the second injection layer includes carbon nanotubes, the light-emitting layer includes halide perovskite, and light emitted by the light-emitting layer is simultaneously emitted from the first injection layer and the second injection layer. The perovskite light-emitting device of the present application can stably emit light on double sides.