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:
Sep. 19, 2017
Filed:
May. 18, 2016
Applicant:
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Inventors:
Chiang-Ming Chuang, Changhua County, TW;
Chien-Hsuan Liu, Tainan, TW;
Chih-Ming Lee, Tainan, TW;
Kun-Tsang Chuang, Miaoli County, TW;
Hung-Che Liao, Tainan, TW;
Hsin-Chi Chen, Tainan, TW;
Assignee:
Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/11 (2006.01); H01L 27/11521 (2017.01); H01L 23/535 (2006.01); H01L 29/06 (2006.01); H01L 29/423 (2006.01);
U.S. Cl.
CPC ...
H01L 27/11521 (2013.01); H01L 23/535 (2013.01); H01L 29/0649 (2013.01); H01L 29/42328 (2013.01);
Abstract
A semiconductor structure includes a semiconductor substrate, at least one raised dummy feature, at least one memory cell, and at least one word line. The raised dummy feature is present on the semiconductor substrate and defines a cell region on the semiconductor substrate. The memory cell is present on the cell region. The word line is present adjacent to the memory cell.