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Canadian application, no grantCanada

Method and apparatus for controlling gain level of a supplemental channel in a cdma communication system

CA 2451965 A1 · Owner: Sorokine, Vladislav · Inventors: Sorokine, Vladislav; Chaponniere, Etienne

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Abstract From the Canadian patent

In a code division multiple access communication system (100) a method and , accompanying apparatus provide for controlling gain of a forward supplemental channel (482) by determining gain level of a forward fundamental channel (481) associated with supplemental channel (482) for being targeted for a common mobile station, determining an adaptive margin (Ma) for fundamental channel (481) and determining a forward supplemental channel gain (Gsch) based on the gain of supplemental channel (482) and the Ma. The Gsch may be successively decreased for subsequent data frames targeted for the common mobile station on supplemental channel (482) by successively decreasing the Ma until …

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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 17, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 17, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 17, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 17, 2002
GrantedNo grant recorded
Term endedJune 17, 2022
Patent numberCA 2451965 A1
Classification (IPC)H04W52/52 +1 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJune 17, 2002Term endedJune 17, 2022

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.