Training sequence for linearizing an rf amplifier
CA 2504477 A1 · Owner: Touchais, Sandrine · Inventors: Checoury, Xavier; Touchais, Sandrine
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a linearization training sequence that is transmitted by means of a radio frequency transmitter which is comprised in a mobile terminal or a base station of a radiocommunication system and transmits bursts according to a specific frame structure. Said sequence comprises a specific number N of symbols which are part of a specific alphabet of symbols N being a specific whole number. At least one specific number N1 of symbols of the sequence that is transmitted first is part of a sub-alphabet of symbols which is contained in the alphabet of symbols N1 being a specific whole number that is smaller than or equal to N. The sub-alphabet of symbols consists of individual or a …
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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 24, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 24, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 24, 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.