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:
Aug. 09, 2022
Filed:
Aug. 04, 2020
Samsung Electronics Co., Ltd., Suwon-si, KR;
Kyung Bae Park, Hwaseong-si, KR;
Naotoshi Suganuma, Yokohama, JP;
Chul Joon Heo, Busan, KR;
Sung Jun Park, Yongin-si, KR;
Sung Young Yun, Suwon-si, KR;
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Abstract
A device includes a first electrode and a second electrode, an active layer between the first electrode and the second electrode and a plurality of auxiliary layers between the first electrode and the active layer. The auxiliary layers include first and second auxiliary layers, the first auxiliary layer proximate to the active layer, the second auxiliary layer proximate to the second electrode. An energy level of the active layer, an energy level of the first auxiliary layer, an energy level of the second auxiliary layer, and a work function of the first electrode become deeper sequentially or shallower sequentially.