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:
Jul. 28, 2009
Filed:
Jul. 12, 2006
Hsin-ming Hou, Tainan, TW;
Hsin-Ming Hou, Tainan, TW;
United Microelectronics Corp., Hsinchu, TW;
Abstract
A method of disposing dummy patterns is described, which is used for increasing the pattern density of an aluminum pad layer. A substrate is provided, and an aluminum pad material layer is formed on the substrate. Then, the aluminum pad material layer is patterned to form the aluminum pad layer which includes a plurality of aluminum pads and a plurality of dummy patterns, wherein the dummy patterns are distributed in the spaces between the aluminum pads. Besides, routings can be further disposed in the aluminum pad layer and the dummy patterns are distributed in the spaces between the aluminum pads, between the aluminum pads and the routings, or between the routings.