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:
Oct. 31, 1989
Filed:
Aug. 10, 1988
Jeffrey L Gottesman, Morris Plains, NJ (US);
Mark A Dempsky, Glendale Heights, IL (US);
Donald E Koch, Aurora, IL (US);
Dev R Rattan, Chicago, IL (US);
Rockwell International Corporation, El Segundo, CA (US);
Abstract
A channel redundancy system for use with a central office connected to a remote location. A central office terminal at the central office has a plurality of channel units including at least one spare channel unit. A remote terminal at the remote location also has a plurality of channel units including at least one spare channel unit. The channel units in the remote terminal are correspondingly associated with the channel units in the central office termimal. From a repair service bureau located remote from both the central office and the remote location in a defective channel unit can be identified and replaced by the spare channel unit.