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 7930579 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 19, 2011

Filed:

Oct. 10, 2007
Applicants:

Zhi-sheng Yuan, Shenzhen, CN;

Ren-jun Xiao, Shenzhen, CN;

Xiao-lin Gan, Shenzhen, CN;

Yu-kuang Ho, Taipei Hsien, TW;

Inventors:

Zhi-Sheng Yuan, Shenzhen, CN;

Ren-Jun Xiao, Shenzhen, CN;

Xiao-Lin Gan, Shenzhen, CN;

Yu-Kuang Ho, Taipei Hsien, TW;

Assignees:

Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;

Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/00 (2006.01); G06F 11/30 (2006.01); G01R 31/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

A voltage test circuit for testing a computer power supply includes a voltage input unit configured for receiving voltages from the computer power supply, a voltage output unit configured for outputting the voltages to a plurality of electrical loads, a test unit, a switch control unit, and a capacitive load module. The test unit is connected between the voltage input unit and the voltage output unit for testing output ripple and noise of the voltages. The capacitive load module includes a plurality of capacitive loads. The switch control unit is connected between the voltage input unit and the capacitive module for selecting a suitable capacitive load according to the computer power supply.


Find Patent Forward Citations

Yuan, Zhi-Sheng. (2011). Voltage test circuit for computer power supply (U.S. Patent No. 7930579). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7930579

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