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.:

US 8004347 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 23, 2011

Filed:

Jun. 19, 2009
Applicants:

Byung-ho Choi, Gyeonggi-do, KR;

Jae-youn Lee, Gyeonggi-do, KR;

Inventors:

Byung-ho Choi, Gyeonggi-do, KR;

Jae-youn Lee, Gyeonggi-do, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F 3/08 (2006.01); H02M 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided are an internal supply voltage generator capable of reducing latch-up and a semiconductor device having the same. The internal supply voltage generator generates at least one internal supply voltage, and includes a first booster circuit that generates a first voltage from a first reference voltage and an input voltage and outputs the first voltage via a first output terminal, a second booster circuit that generates a third voltage from a second voltage and the first voltage and outputs the third voltage via a second output terminal, and at least one switch that is disposed to correspond to at least one of the first output terminal and the second output terminal and adjusts at least one of the first voltage and the third voltage.


Find Patent Forward Citations

Choi, Byung-ho. (2011). Internal supply voltage generator capable of reducing latch-up and semiconductor device having the same (U.S. Patent No. 8004347). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8004347

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