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Expired Canadian patentCanada

Transmission rate control method, radio base station and radio network controller

CA 2601835 C · Owner: Usuda, Masafumi · Inventors: Usuda, Masafumi; Nakamura, Takehiro; Umesh, Anil

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Abstract From the Canadian patent

The present invention provides a transmission rate control method for controlling the transmission rate of uplink user data, including the step of; a radio network controller notifies to a radio base station and a mobile station an effective period of an absolute transmission rate control channel, when a call is established or when a serving cell is changed; a radio base station determines whether or not to transmit the absolute transmission rate control channel to each of mobile stations which is performing a communication with the radio base station; and each of the mobile stations determines the transmission rate of the uplink user data based , on a maximum allowable …

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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 22, 2006 and granted March 6, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 22, 2026.
  • 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 22, 2006
GrantedMarch 6, 2012
Term endedMarch 22, 2026
Patent numberCA 2601835 C
Classification (IPC)—

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMarch 22, 2006Patent grantedMarch 6, 2012Term endedMarch 22, 2026

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