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 7721016 B1

PDF
Full Text
Expired
Date of Patent:
May. 18, 2010

Filed:

Feb. 12, 2007
Applicants:

Wen Xiang Xie, Singapore, SG;

Sze Chek Tan, Singapore, SG;

Yew Meng Tan, Singapore, SG;

Zhong Quan Jiang, Singapore, SG;

Inventors:

Wen Xiang Xie, Singapore, SG;

Sze Chek Tan, Singapore, SG;

Yew Meng Tan, Singapore, SG;

Zhong Quan Jiang, Singapore, SG;

Assignee:

Seagate Technology LLC, Scotts Valley, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of initiating re-enumeration of a USB device without manual intervention is provided. The method involves a sequence emulating detachment and re-attachment of a device to the host while the device remains attached to the host. As the device remains attached to the host throughout the sequence, the host OS is manipulated to receive a plurality of preset device states in order for it to perceive a device change and to eventually initiate device enumeration. The sequence, which involves a series of command exchanges between the device and the host, may be initiated by a software application residing in the host upon an event requiring device enumeration.


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