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. 08, 2004
Filed:
Jun. 15, 2001
Fujitsu Limited, Kawasaki, JP;
Abstract
A communication control system equipped with an efficient and economical rescue architecture is provided. A rescue bus is connected to units in a multiple formation and is used for rescue from a fault. A line switch connects a signal in a channel on a line and a signal processing part that processes the signal in normal operation, and disconnects the signal from the signal processing part when a fault has occurred. A rescue bus connecting switch connects the line and the rescue bus when the fault has occurred. A rescue switch connects the rescue bus and a backup signal processing part that processes the signal instead of a faulty unit. A communication units includes a switch part made up of the above switches and the signal processing part. A rescue unit includes a switch part made up of the above switches and the backup signal processing part, and performs a complete rescue or a provisional rescue. A monitor control device monitors fault occurrence and controls the switch part.