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Expired Canadian patentCanada

Apparatus, system, and method for managing transmission power in a wireless communication system

CA 2579657 C · Owner: Kasturi, Nitin · Inventors: Kasturi, Nitin; Subrahmanya, Parvathanathan; Odigie, Erumusele Olumuyiwa

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Abstract From the Canadian patent

An apparatus, system, and method efficiently manage transmission power in a user equipment (UE) device by maintaining and applying an authorized power level to determine a transmission power level after a power limited transmission and before a new power control command has been received. The UE device maintains the authorized power level by monitoring and adjusting the authorized power level based on received power control commands. After a power limited transmission where the maximum power level is less than the authorized power level, the UE device determines the transmission power level for the next transmission based on the authorized power level. Accordingly after the , power …

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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 September 8, 2005 and granted January 8, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 8, 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.
FiledSeptember 8, 2005
GrantedJanuary 8, 2013
Term endedSeptember 8, 2025
Patent numberCA 2579657 C
Classification (IPC)H04B7/00 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedSep 8, 2005Patent grantedJan 8, 2013Term endedSep 8, 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.