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:
Sep. 23, 2003
Filed:
Aug. 18, 1999
Applicant:
Inventors:
Mohamed H. El-Batal, Westminster, CO (US);
Michael Nielson, Broomfield, CO (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 1/000 ;
U.S. Cl.
CPC ...
H05K 1/000 ;
Abstract
A circuit and special cable which allow a single DB9 connector to provide a standard RS-232 interface to a RAID controller in single RAID controller systems or to provide a controller-to-controller communication link for messaging, control and status signals when the special cable is used to interconnect two RAID controllers in a dual-active system.