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:
Jul. 19, 2016

Filed:

Dec. 26, 2013
Applicant:

Scienbizip Consulting (Shen Zhen) Co., Ltd., Shenzhen, CN;

Inventors:

Hai-Qing Zhou, Shenzhen, CN;

Yi-Xin Tu, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/284 (2006.01); H01H 3/32 (2006.01);
U.S. Cl.
CPC ...
H03K 17/284 (2013.01); Y10T 307/76 (2015.04);
Abstract

A discharge circuit includes a pulse width modulator (PWM) chip, a first and second electronic switch, and a resistor. The first electronic switch receives a voltage creep from the PWM chip. When the voltage creep is less than a voltage making the first electronic switch to turned on, the voltage creep is discharged through the resistor and the second electronic switch.


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