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:
Jun. 28, 2016
Filed:
Nov. 15, 2013
Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;
Yi-Fan Chen, New Taipei, TW;
Tung-Heng Hsieh, Hsinchu County, TW;
Chin-Shan Hou, Hsin-Chu, TW;
Yu-Bey Wu, Hsinchu, TW;
Taiwan Semiconductor Manufacturing Company, Ltd., Hsin-Chu, TW;
Abstract
Provided is an integrated circuit (IC) testline layout. The layout has a device boundary and a main pattern boundary inside the device boundary. The layout includes at least one main pattern inside the main pattern boundary. The layout further includes a plurality of dummy patterns in a region that is between the main pattern boundary and the device boundary. The plurality of dummy patterns is printable in a photolithography process and is arranged in a ring with a uniform spacing between two adjacent dummy patterns.