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.:
Date of Patent:
May. 18, 2004
Filed:
Sep. 27, 2000
Applicant:
Inventors:
William P. Bunton, Pflugerville, TX (US);
William J. Watson, Austin, TX (US);
David A. Brown, Austin, TX (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 3/14 ; H04L 5/14 ;
U.S. Cl.
CPC ...
H04J 3/14 ; H04L 5/14 ;
Abstract
A link extender is used for extending links between end nodes or router nodes in a system area network. Nodes in the network transmit link alive symbols to indicate that a link is alive. The link extender includes a link alive propagation feature for propagating the loss of link alive between ports of the link extender.