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. 21, 2020
Filed:
Mar. 30, 2017
Applicant:
Tdk Corporation, Tokyo, JP;
Inventors:
Lei Zou, København S, DK;
Gino Rocca, Copenhagen, DK;
Assignee:
TDK CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/07 (2006.01); H02M 1/15 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/07 (2013.01); H02M 1/15 (2013.01); H02M 2001/0025 (2013.01); H02M 2003/071 (2013.01);
Abstract
A negative charge pump without the need for a negative supply potential. The negative charge pump can be manufactured utilizing standard CMOS processes. The charge pump includes a first inverter, a second inverter, a charge storage and a coupling element.