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. 29, 2016
Filed:
Feb. 19, 2015
Applicant:
Magnachip Semiconductor, Ltd., Cheongju-si, KR;
Inventors:
Seong Woo Lee, Cheongju-si, KR;
Jae Hyung Jang, Daejeon-si, KR;
Hee Baeg An, Cheongju-si, KR;
Yu Shin Ryu, Daejeon-si, KR;
Assignee:
Magnachip Semiconductor, Ltd., Cheongju-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 43/06 (2006.01); H01L 43/04 (2006.01); G01R 33/07 (2006.01);
U.S. Cl.
CPC ...
H01L 43/065 (2013.01); G01R 33/07 (2013.01); H01L 43/04 (2013.01);
Abstract
A Hall sensor with improved doping profile is disclosed. The Hall sensor includes a semiconductor substrate, a sensing region formed on the substrate, an isolation region formed on the sensing region, and a high concentration doping region formed on an upper portion of the sensing region.