Methods and apparatus for route optimization in a communications system
CA 2287613 A1 · Owner: Lucent Technologies Inc. · Inventors: Budka, Kenneth Carl; Chuah, Mooi Choo; Yue, On-Ching
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A route optimization technique in a GPRS network includes establishing a gateway GPRS support node in a visiting public land mobile network in which a roaming, mobile station is currently located. Specifically a tunnel is formed between , the gateway GPRS support node and a serving GPRS support node to which the mobile station is in, direct communication over a radio link. In this manner external corresponding , hosts, may route packets to the gateway GPRS support node rather than the GPRS , support, node in the mobile station's home public mobile network as is done in , conventional, GPRS networks. Advantageously a shorter path is established for transfer of packets, between a mobile …
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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 October 26, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 26, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 26, 2021.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.