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:
Mar. 11, 2014
Filed:
Jun. 11, 2012
Chih-ling Hung, Taipei, TW;
Chien-wen Chu, Yangmei Township, Taoyuan County, TW;
Hsin-liang Chen, Taipei, TW;
Wing-chor Chan, Hsinchu, TW;
Chih-Ling Hung, Taipei, TW;
Chien-Wen Chu, Yangmei Township, Taoyuan County, TW;
Hsin-Liang Chen, Taipei, TW;
Wing-Chor Chan, Hsinchu, TW;
Macronix International Co., Ltd., Hsinchu, TW;
Abstract
A semiconductor element, a manufacturing method thereof and an operating method thereof are provided. The semiconductor element includes a substrate, a first well, a second well, a third well, a fourth well, a bottom layer, a first heavily doping region, a second heavily doping region, a third heavily doping region and a field plane. The first well, the bottom layer and the second well surround the third well for floating the third well and the substrate. The first, the second and the third heavily doping regions are disposed in the first, the second and the third wells respectively. The field plate is disposed above a junction between the first well and the fourth well.