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:
Aug. 27, 2013
Filed:
Jun. 04, 2012
Jui-yun Chang, Miaoli County, TW;
Jian-cheng Chen, New Taipei, TW;
I-jen Kao, Hsinchu, TW;
Chih-wei Hsu, Hsinchu, TW;
Jui-Yun Chang, Miaoli County, TW;
Jian-Cheng Chen, New Taipei, TW;
I-Jen Kao, Hsinchu, TW;
Chih-Wei Hsu, Hsinchu, TW;
United Microelectronics Corp., Hsinchu, TW;
Abstract
The invention is directed to a method for checking a die seal ring on a layout. The method comprises steps of receiving a digital database of a layout corresponding to at least a device with a text information corresponding to the layout. Tape-out information corresponding to the layout is received. A checking process is performed according to the digital database of the layout and the tape-out information and, meanwhile, a mask design procedure for designing a mask pattern corresponding to the layout is performed by using the digital database of the layout, the text information and the tape-out information. A result of the checking process is recorded in an inspection table corresponding to the layout.