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:
Jun. 26, 2001
Filed:
Dec. 22, 1998
Applicant:
Inventors:
Michael T. Cranston, Arlington Heights, IL (US);
Steven R. Brown, Buffalo Grove, IL (US);
Assignee:
3Com Corporation, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/300 ; G06F 1/314 ;
U.S. Cl.
CPC ...
G06F 1/300 ; G06F 1/314 ;
Abstract
A communication interface device with a card chassis capable of holding a number of electronic equipment or circuit cards. The card chassis provides a communication backplane that provides a plurality of communication buses accessing each of the equipment cards in the card chassis. To select between communication buses with mutually exclusive access to the electronic circuit card, an arbiter monitors the communication buses and determines which of the plurality of communication bus will be provided access to the electronic circuit card.