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:
Feb. 25, 2014
Filed:
Jul. 25, 2011
Chia-wei Liao, Taipei, TW;
Roland Van Roy, Eindhoven, NL;
Jing-meng Liu, Zhubei, TW;
Leng-nien Hsiu, Zhubei, TW;
Chia-Wei Liao, Taipei, TW;
Roland Van Roy, Eindhoven, NL;
Jing-Meng Liu, Zhubei, TW;
Leng-Nien Hsiu, Zhubei, TW;
Richtek Technology Corporation, Chupei, Hsin-Chu, TW;
Abstract
The present invention discloses a circuit and a method for providing absolute information for floating grounded integrated circuit. The method includes: receiving an absolute information sense signal carrying absolute information; converting the absolute information sense signal to a current signal; and generating an internal reference signal according to the current signal, wherein the internal reference signal or a relationship between the internal reference signal and a floating ground level is related to the absolute information.