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:
Oct. 13, 2009
Filed:
Feb. 15, 2007
Jong-wan Jung, Hwaseong-si, KR;
Jong-Wan Jung, Hwaseong-si, KR;
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Abstract
An image sensor may include a semiconductor substrate having a pixel array region and a logic region. A first gate electrode may be formed on the pixel array region of the semiconductor substrate. A lower electrode may be formed on a portion of the logic region of the semiconductor substrate. A first capping layer may be formed on at least a portion of the lower electrode. A dielectric layer may be formed on the first capping layer. An upper electrode may be formed on the dielectric layer. The first gate electrode and the lower electrode may include a polysilicon layer, and the first capping layer may include at least one of a metal layer and a metal silicide layer.