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:
Feb. 03, 2004

Filed:

Aug. 16, 2000
Applicant:
Inventors:

Qing Xue, Irvine, CA (US);

Hossein Hashemi, Mission Viejo, CA (US);

Sam Su, Irvine, CA (US);

Assignee:

Emulex Corporation, Costa Mesa, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 1/226 ;
U.S. Cl.
CPC ...
H04L 1/226 ;
Abstract

A hub port in a Fiber Channel loop includes a hub data source, a loop initialization data detect circuit, and a loop initialization counter. The hub data source supplies data to the hub port from the Fiber Channel loop. The loop initialization data detect circuit is configured to detect valid loop initialization sequences from an attached node port and the hub data source. The loop initialization counter is configured to increment a count value of the valid loop initialization sequence from the attached node port if the loop initialization sequence from the node port does not match the valid loop initialization sequence from the hub data source. This state indicates that the loop initialization sequence is initiated by the attached node port.


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