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:
Jul. 27, 2021
Filed:
Dec. 24, 2018
Suzhou Lekin Semiconductor Co., Ltd., Taicang, CN;
SUZHOU LEKIN SEMICONDUCTOR CO., LTD., Taicang, CN;
Abstract
Exemplary embodiments provide a semiconductor device including: a semiconductor structure which includes a first-conductive-type semiconductor layer, a second-conductive-type semiconductor layer, and an active layer disposed between the first-conductive-type semiconductor layer and the second-conductive-type semiconductor layer, wherein the semiconductor structure has a first recess passing through the second-conductive-type semiconductor layer, the active layer and a first portion of the first-conductive-type semiconductor layer; and a plurality of second recesses passing through the second-conductive-type semiconductor layer, the active layer and a second portion of the first-conductive-type semiconductor layer, wherein the first recess is disposed along an outer surface of the semiconductor structure, wherein the plurality of second recesses are surrounded by the first recess.