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:
Oct. 18, 2016

Filed:

May. 04, 2015
Applicant:

Raydium Semiconductor Corporation, Hsinchu, TW;

Inventor:

Kuen-Shan Chang, Hsinchu, TW;

Assignee:

Raydium Semiconductor Corporation, Hsinchu County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 3/00 (2006.01); H03K 19/0185 (2006.01); H02M 7/537 (2006.01);
U.S. Cl.
CPC ...
H03K 19/018557 (2013.01); H02M 7/537 (2013.01);
Abstract

A driving circuit includes an activating end, an operation switch, a voltage control end, and an output switch. The activating end selectively outputs a first voltage control signal and a second voltage control signal. The operation switch is turned off according to the first voltage control signal to generate a low voltage control signal or is turned on according to the second voltage control signal to generate a high voltage control signal. The voltage control end generates a low voltage according to the low voltage control signal or generates a bias voltage according to the high voltage control signal. The output switch is turned off according to the low voltage to determine that an output voltage is the same as the low voltage, or is turned on according to the bias voltage to determine that the output voltage is the same as the high voltage.


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