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Expired Canadian patentCanada

Method of determining transmission rate of control response frame for acknowledging data receipt in wireless lan

CA 2593462 C · Owner: Kwon, Chang-Yeul · Inventors: Shin, Se-Young; Cho, Kyung-Ik; Yang, Chil-Youl

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Abstract From the Canadian patent

A method is provided for determining a transmission rate of a control response frame for acknowledging data receipt in a wireless local area network. The method includes obtaining transmission parameters of a transmitting station from a data transmission frame received from the transmitting station searching a receiving station for transmission parameters which correspond to the transmission parameters of the transmitting station determining the , transmission rate of the control response frame according to transmission parameters of the receiving station if the transmission parameters corresponding to the transmission parameters of the transmitting station are found in the receiving …

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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 February 6, 2006 and granted August 26, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 6, 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.
FiledFebruary 6, 2006
GrantedAugust 26, 2014
Term endedFebruary 6, 2026
Patent numberCA 2593462 C
Classification (IPC)H04B7/26

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 6, 2006Patent grantedAug 26, 2014Term endedFeb 6, 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.