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:
Jul. 15, 2003
Filed:
Aug. 06, 1999
Christopher Byham, Leighton Buzzard, GB;
David J Law, Kempston, GB;
Nicholas M Stapleton, Uxbridge, GB;
Edward Turner, Radlett, GB;
Christopher Walker, Watford, GB;
David Wright, Bury St Edmunds, GB;
3Com Corporation, Santa Clara, CA (US);
Abstract
A stackable network unit comprises a 'down' port and an 'up' port, an arbitration path for data packets from the down port to the up port, a repeat path for data packets from the up port to the down port, a link detector for detecting tile absence of another operative unit connected to the down port to cause data packets on the return pat to bypass the down port and proceed on the arbitration path and for detecting the absence of another operative unit connected to the up port to cause data packets on the arbitration path to bypass the up port and proceed on the repeat path.