Adaptive rate power control cdma system
CA 2313290 A1 · Owner: Van Heeswyk, Frank · Inventors: Van Heeswyk, Frank
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A novel power control system and method for CDMA telecommunications systems allows the rate of power control updates to be changed adaptively, as needed , on an on going basis. Up to date power control information is available via a user control channel, to also establish a dedicated channel between stations in an efficient manner. In one embodiment a pre-selected, number of SNR levels, reported by a subscriber station to a base station are , considered and if the, variation in these levels is less than a pre-selected lower amount the rate , at which power control, information (including the reported SNR levels) is reduced. If the variation is greater than a pre-, selected upper amount the …
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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 June 30, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 30, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 30, 2022.
- 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.