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:
Mar. 02, 2004

Filed:

Nov. 07, 2000
Applicant:
Inventors:

Ming Lu, Tianjin, CN;

Tong S Chen, Taipei, TW;

Kuang-Shin Lin, Taipei, TW;

Assignee:

Inventec Corporation, Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/314 ; G06F 1/320 ; G06F 1/5177 ; G06F 1/100 ;
U.S. Cl.
CPC ...
G06F 1/314 ; G06F 1/320 ; G06F 1/5177 ; G06F 1/100 ;
Abstract

A method for testing a USB port and the device for the same. The VCC and GND power lines of the USB port and the twisted paired signal lines of D+ and D− are connected with the corresponding terminals on a parallel port so as to test the connection between the USB port and the USB host controller. The invention also discloses the corresponding device.


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