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:
Mar. 26, 2013
Filed:
Sep. 15, 2010
Carmelo Ucciardello, Catania, IT;
Antonino Conte, Tremestieri Etneo, IT;
Santi Nunzio Antonino Pagano, Catania, IT;
Carmelo Ucciardello, Catania, IT;
Antonino Conte, Tremestieri Etneo, IT;
Santi Nunzio Antonino Pagano, Catania, IT;
STMicroelectronics S.r.l., Agrate Brianza, IT;
Abstract
A charge pump including first and a second charge-pump stages electrically coupled, four pump capacitors connected between two enable terminals and four internal nodes, two pump transistors connected to the pump capacitors and to the internal nodes, and having respective control terminals, two biasing capacitors, connected between the control terminals and the enable terminals, and an equalization circuit connected between the control terminals and structured to limit the voltage between the control terminals within a first range of values.