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 8020012 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 13, 2011

Filed:

Jan. 20, 2009
Applicants:

Fu-sung Chen, Taipei Hsien, TW;

Ming-ho Huang, Taipei Hsien, TW;

Inventors:

Fu-Sung Chen, Taipei Hsien, TW;

Ming-Ho Huang, Taipei Hsien, TW;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/26 (2006.01); G05F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A power auto-detection apparatus is applied to a power supply of a personal computer or applied to an adapter of a notebook computer. The power auto-detection apparatus has a voltage stabilizing unit, an over-current protective unit, a voltage regulating unit, a signal processing unit, and a regulating resistor. The over-current protective unit provides an over-current protection for the power auto-detection apparatus. The voltage regulating unit electrically connects to a non-ground terminal of the regulating resistor and outputs a first regulating voltage and a second regulating voltage. The signal processing unit electrically connects the voltage regulating unit and receives the second regulating voltage to output a power detection signal to the computer system to automatically detect the output power of the power supply or the adapter.


Find Patent Forward Citations

Chen, Fu-Sung. (2011). Power auto-detection apparatus (U.S. Patent No. 8020012). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8020012

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