Method for supporting a handover between radio access networks
CA 2410544 A1 · Owner: Nokia Corporation · Inventors: Hulkkonen, Tony; Back, Juha
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for supporting a handover of a user equipment (15) from a first radio access network (11) to a second radio access network (13). In order to ensure the success of the handover it is proposed , that a core network stores at least for some user equipment (15) a list identifying all radio access networks, (11 13) to which the respective user , equipment (15) is allowed to be handed over. The core network can then transmit the information stored for a specific user equipment (15) to the first radio access network (11) (step c) so the first radio access network , (11) can determine reliably before carrying out a handover by which other radio access network …
Read the whole patent
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 March 30, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 30, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 30, 2023.
- 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.