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Expired Canadian patentCanada

Recounting method in multimedia broadcast/multicast service

CA 2561045 C · Owner: Wang, Yanhong · Inventors: Hu, Hao; Wang, Yanhong

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Abstract From the Canadian patent

The present invention discloses a method for recounting the number of the UE in , a multimedia broadcast/multicast service. When a radio access network prepares to , initiate a recounting procedure, perform the steps of: the RAN sending recounting , indication information for an MBMS service to User Equipment (UE) or UEs; the UE , detecting the recounting indication information and responding to the recounting , indication information by establishing a radio resource control (RRC) connection or , initiating a cell update procedure according to the recounting indication information , and received MBMS access information; the RAN counting the number of UE(s) which have joined the MBMS …

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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 30, 2005 and granted September 3, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 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.
FiledSeptember 30, 2005
GrantedSeptember 3, 2013
Term endedSeptember 30, 2025
Patent numberCA 2561045 C
Classification (IPC)H04W4/08 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedSep 30, 2005Patent grantedSep 3, 2013Term endedSep 30, 2025

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