Patent
1993-01-08
1995-11-07
Beausoliel, Jr., Robert W.
39518401, G06F 1100
Patent
active
054653487
ABSTRACT:
A UPC circuit fault diagnosis system for diagnosing a failure in a UPC circuit controls cell traffic volume on the basis of prescribed information about cell traffic. Failure diagnosis of a UPC circuit is provided by a usage parameter determination of at least one kind of cell, using more than one system and comparing determination results. The diagnosis system has an operating UPC circuit for controlling a total of m kinds of cells, and a standby UPC circuit for controlling a total of n kinds of cells. The system also has a total of q bridge memories for keeping a chronological record of the prescribed information of arriving cells. A fault diagnosis of the bridge memories is provided by comparing the contents of the bridge memories, using more than one system.
REFERENCES:
patent: 5130984 (1992-07-01), Cisneros
patent: 5157654 (1992-10-01), Cisneros
patent: 5285442 (1994-02-01), Iwamura et al.
patent: 5299209 (1994-03-01), Murayama et al.
patent: 5325358 (1994-06-01), Goeldner
Amemiya Shigeo
Chujo Takafumi
Hohara Kazuhiko
Kusayanagi Michio
Ogura Takao
Beausoliel, Jr. Robert W.
Fujitsu Limited
Wright Norman M.
LandOfFree
Trouble diagnosis system of UPC circuit does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Trouble diagnosis system of UPC circuit, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Trouble diagnosis system of UPC circuit will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-202386