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Expired Canadian patentCanada

Method for performing handover in broadband wireless access system

CA 2565196 C · Owner: Kwak, Yong Won · Inventors: Kwak, Yong Won; Kim, Beom Joon; Ryu, Gi Seon

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Abstract From the Canadian patent

A method of entering sleep mode by a mobile subscriber station in performing handover from , a first base station (BS) to a second BS is disclosed. More specifically the , method includes , entering sleep mode in the first base station and transmitting from the first base station sleep , mode information in the first base station during handover while receiving , from a second , base station sleep mode entry information in the second base station. The method further , includes entering sleep mode based on the information the sleep mode entry information , received from the second base station.

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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 May 7, 2005 and granted December 16, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 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.
FiledMay 7, 2005
GrantedDecember 16, 2014
Term endedMay 7, 2025
Patent numberCA 2565196 C
Classification (IPC)H04W36/08

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedMay 7, 2005Patent grantedDec 16, 2014Term endedMay 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.