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:
Apr. 26, 2016
Filed:
Jan. 13, 2010
David Charles Salerno, New Boston, NH (US);
John Phillip Bazinet, Concord, NH (US);
David Charles Salerno, New Boston, NH (US);
John Phillip Bazinet, Concord, NH (US);
Linear Technology Corporation, Milpitas, CA (US);
Abstract
Apparatus and method for a polarity independent step-up converter capable of operating with ultra low input voltage. The step-up converter as disclosed herein receives an input source having a variable polarity and includes a first core circuit coupled to the input source and an output of the step-up converter and a second core circuit coupled to the input source and the output of the step-up converter. The first core circuit is configured to be active for a first input voltage polarity to output a first step-up voltage and the second core circuit is configured to be active for a second input voltage polarity to output a second step-up voltage.