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Canadian application, no grantCanada

Systems and methods for increasing capacity and/or quality of service of terrestrial cellular and satellite systems using terrestrial reception of satellite band frequencies

CA 2504248 A1 · Owner: Mobile Satellite Ventures Lp · Inventors: Karabinis, Peter D.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The capacity of a terrestrial wireless communications system that uses a terrestrial frequency band for communications with wireless terminals is expanded by utilizing a satellite frequency band for terrestrially receiving terrestrial communications from the wireless terminals. Since the wireless terminals are configured to transmit communications toa space-based component such as a satellite via a satellite frequency band these transmissions also , may be picked up (received) terrestrially. Thus terrestrial base stations can , be equipped with satellite frequency band receivers that can receive communications from the wireless terminals over a satellite frequency band. By using 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 August 15, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 15, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 15, 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.
FiledAugust 15, 2003
GrantedNo grant recorded
Term endedAugust 15, 2023
Patent numberCA 2504248 A1
Classification (IPC)H04B7/18

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedAug 15, 2003Term endedAug 15, 2023

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