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:
Nov. 28, 2023
Filed:
Apr. 20, 2022
Applicant:
Inventchip Technology Co., Ltd., Shanghai, CN;
Inventors:
Zhong Ye, Plano, TX (US);
Danyang Zhu, Cary, NC (US);
Assignee:
InventChip Technology Co., Ltd., Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/00 (2006.01); H03K 17/08 (2006.01); H03K 19/00 (2006.01); H03K 17/567 (2006.01); H03K 17/0812 (2006.01);
U.S. Cl.
CPC ...
H03K 17/567 (2013.01); H03K 17/08122 (2013.01);
Abstract
An apparatus includes a capacitor coupled to a gate of a power switch, and a negative voltage adjustment device connected to a common node of the capacitor and the gate of the power switch, wherein the negative voltage adjustment device is configured such that after a turn-off signal is applied to the gate of the power switch, a voltage across the capacitor is maintained at a predetermined voltage level through a negative current provided by the negative voltage adjustment device.