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. 15, 2014
Filed:
May. 31, 2013
Wen-hsien Chuang, Taichung, TW;
Hsiang-wei Liu, New Taipei, TW;
Jen-wei Tsai, Hsinchu, TW;
Ting-hao Wang, Keelung, TW;
Wen-Hsien Chuang, Taichung, TW;
Hsiang-Wei Liu, New Taipei, TW;
Jen-Wei Tsai, Hsinchu, TW;
Ting-Hao Wang, Keelung, TW;
Global Unichip Corp., Hsinchu, TW;
Taiwan Semiconductor Manufacturing Company Ltd., Hsinchu, TW;
Abstract
A method to reduce the integral non-linearity (INL) of a digital-to-analog converter (DAC) and a DAC implementing said method are disclosed. The method in this invention is a pseudo dynamic element matching (PDEM) method. Compared with a prior art, the method of this invention provides a better performance in glitch. Compared with another prior art, the method of this invention also guarantees that DEM will not fail even if the input digital code remains constant.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile