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Expired Canadian patentCanada

System and method for power control in wireless communication systems

CA 2558544 C · Owner: Naguib, Ayman Fawzy · Inventors: Agrawal, Avneesh; Naguib, Ayman Fawzy

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Abstract From the Canadian patent

Systems and methods for controlling transmission power are provided. The systems and methods vary the power of a signal provided to a power amplifier based upon the location of a frequency or frequencies of signals to be transmitted within the transmission frequency band the location of a hop , region within the transmission frequency band the bandwidth of signals to be , transmitted or combinations of these approaches.

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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 March 7, 2005 and granted June 26, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 7, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 7, 2005
GrantedJune 26, 2012
Term endedMarch 7, 2025
Patent numberCA 2558544 C
Classification (IPC)H04L27/26 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedMarch 7, 2005Patent grantedJune 26, 2012Term endedMarch 7, 2025

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