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:
Jan. 09, 2018
Filed:
Oct. 20, 2016
Semiconductor Manufacturing International (Shanghai) Corporation, Shanghai, CN;
Semiconductor Manufacturing International (Beijing) Corporation, Beijing, CN;
Abstract
A reference voltage generator may include the following elements: a first power supply terminal configured to receive a first power supply voltage; a second power supply terminal configured to receive a second power supply voltage; a reference voltage output node configured to provide a reference voltage; a first switch electrically connected between the first power supply terminal and the reference voltage output node; a second switch electrically connected between the second power supply terminal and the reference voltage output node; a first positive feedback module electrically connected to both the reference voltage output node and the first switch and configured to provide a first feedback voltage to the first switch; and a second positive feedback module electrically connected to both the reference voltage output node and the second switch and configured to provide a second feedback voltage to the second switch.