Method for releasing single tbfs in a mobile radio system
CA 2428452 A1 · Owner: De Benedittis, Rossella · Inventors: Piana, Fabio Domenico; De Benedittis, Rossella
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In mobile radio networks of second (GSM-GPRS) and third Generation (3G) a packet data service is provided. Packed data are transmitted on temporary connections, named TBF set up in one or both the transmission directions independently. To open, and maintain a TBF some dedicated resources shall be allocated by the network for, example: carrier, timeslots, codes (in case of CDMA) buffer memory for data , queues. Mobiles shall forward to the network a request to open a TBF while the , release, automatically follows the end of the active session when the network , acknowledges, the uplink radio block marked as the last. Due to the bursty nature of packet services, it, can very well happen …
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 May 12, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 12, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 12, 2025.
- 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.