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:
Feb. 12, 2019
Filed:
Nov. 15, 2016
Hisense Electric Co., Ltd., Qingdao, CN;
Fulin Li, Qingdao, CN;
Hisense Electric Co., Ltd., Qingdao, CN;
Hisense USA Corporation, Suwanee, GA (US);
Hisense International Co., Ltd., Qingdao, CN;
Abstract
This disclosures provides a quantum dot light emitting device, a backlight module, and a liquid crystal display device, the quantum dot light emitting device including: a light emitting device configured to generate exciting light at a first wavelength; a first quantum dot package layer configured to absorb the exciting light at the first wavelength, and to generate converted light at a second wavelength; and a second quantum dot package layer configured to absorb the exciting light at the first wavelength, and to generate converted light at a third wavelength; wherein the first quantum dot package layer is located between the light emitting device and the second quantum dot package layer, and the third wavelength is shorter than the second wavelength, and longer than the first wavelength.