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Expired Canadian patentCanada

A method of updating channel information by a mobile station that is in power saving mode

CA 2585153 C · Owner: Kim, Beom Joon · Inventors: Kwak, Yong Won; Kim, Beom Joon; Ryu, Ki Seon

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Abstract From the Canadian patent

A method of updating channel information by a mobile station (MS) that is in power saving mode is disclosed. More specifically the method includes the MS , which receives status information of a first channel descriptor and transmission frame information which includes when the first channel descriptor is to be transmitted. Furthermore the MS compares status , information of the first channel descriptor with status information of a second channel descriptor. Here, the second channel descriptor is stored in the MS. Lastly, if the compared status information are different the MS , receives the first channel descriptor according to the transmission frame information.

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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 December 30, 2005 and granted July 8, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 30, 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.
FiledDecember 30, 2005
GrantedJuly 8, 2014
Term endedDecember 30, 2025
Patent numberCA 2585153 C
Classification (IPC)H04W52/02

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedDec 30, 2005Patent grantedJuly 8, 2014Term endedDec 30, 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.