Segmented performance monitoring of multi-stage atm node
CA 2354417 A1 · Owner: Petersen, Lars-Goran · Inventors: Petersen, Lars-Goran
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A multi-stage ATM node (20) comprises plural ATM switches (22) connected together in cascading fashion. A tagging unit (BP/TU) appends a tag (82) to a cell which is to be routed through the ATM node. The tag comprises e.g. a , transfer list (88) of destination addresses for switching of the cell through the ATM node. For monitoring purposes, a node performance monitoring manager (60) defines one or more segments of monitored cell travel through the plural ATM switches of the ATM node, and then selectively starts and stops monitoring with respect to the defined segment. A terminating monitoring unit at a terminating end of the segment uses the tag of a received cell to determine …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed December 10, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 10, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 10, 2021.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.