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.

Date of Patent:
Jan. 26, 2016

Filed:

Nov. 12, 2014
Applicant:

Ememory Technology Inc., Hsin-Chu, TW;

Inventor:

Cheng-Te Yang, Taichung, TW;

Assignee:

EMEMORY TECHNOLOGY INC., Hsin-Chu, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2006.01); G11C 5/14 (2006.01); H02M 3/07 (2006.01);
U.S. Cl.
CPC ...
G11C 5/145 (2013.01); H02M 3/07 (2013.01);
Abstract

A charge pump system includes a logic circuit, a signal processing circuit, a charge pump circuit, a switching circuit, a first controllable discharge path, and a second controllable discharge path. The logic circuit receives a program enabling signal and generates a first control signal. The signal processing circuit receives a pump enabling signal, and generates a second control signal and a third control signal. The charge pump circuit receives the third control signal and generates an output signal. The switching circuit has a control terminal receiving the third control signal, a first terminal connected with the output terminal of the charge pump circuit, and a second terminal connected with a reservoir capacitor. The first controllable discharge path receives the first control signal, and the second controllable discharge path receives the second control signal.


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