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.

Date of Patent:
Jul. 04, 2017

Filed:

Sep. 24, 2014
Applicant:

Taiwan Semiconductor Manufacturing Co., Ltd., Hsin-Chu, TW;

Inventors:

Jheng-Sheng You, Zhubei, TW;

Che-Yi Lin, Hsinchu, TW;

Shen-Ping Wang, Keelung, TW;

Lieh-Chuan Chen, Hsinchu, TW;

Po-Tao Chu, New Taipei, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/66 (2006.01); H01L 29/78 (2006.01); H01L 29/06 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7811 (2013.01); H01L 29/0634 (2013.01); H01L 29/0696 (2013.01);
Abstract

The present disclosure relates to an integrated circuit with a termination region, and an associated method of formation. In some embodiments, the integrated circuit comprises a cell region and a termination region. The termination region is disposed at an outer periphery of the cell region. The cell region comprises an array of device cells. The termination region comprises a plurality of termination rings encompassing the cell region. The plurality of termination rings have different depths.


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