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:
Feb. 27, 2024
Filed:
Jan. 04, 2022
Applicant:
Key Foundry Co., Ltd., Cheongju-si, KR;
Inventors:
Assignee:
KEY FOUNDRY CO., LTD., Cheongju-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/14 (2006.01); G11C 16/30 (2006.01); G11C 16/04 (2006.01); H03K 17/687 (2006.01); H03K 17/693 (2006.01);
U.S. Cl.
CPC ...
G11C 16/30 (2013.01); G11C 16/0433 (2013.01); G11C 16/14 (2013.01); H03K 17/6872 (2013.01); H03K 17/693 (2013.01); G11C 2216/04 (2013.01);
Abstract
A negative voltage switching device includes a first switching circuit configured to transmit a first negative voltage, a second switching circuit configured to transmit a second negative voltage, and a switching selection circuit configured to select one of the first switching circuit or the second switching circuit for transmitting one of the first negative voltage and the second negative voltage to an output terminal.