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Expired Canadian patentCanada

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

CA 2854545 C · Owner: Samsung Electronics Co. Ltd. · Inventors: Cho, Kyung-Ik; Yang, Chil-Youl; Shin, Se-Young

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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. including obtaining a modulation scheme and a coding rate of a data transmission frame having a high throughput format received from a transmitting high throughput station; looking up the modulation scheme and the coding rate of the data transmission frame received from the transmitting high throughput station in a predetermined table wherein the predetermined table includes transmission rates corresponding to modulation schemes and coding rates in legacy format; and determining the transmission rate of the control response frame based on a …

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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 June 21, 2016. 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
GrantedJune 21, 2016
Term endedFebruary 6, 2026
Patent numberCA 2854545 C
Classification (IPC)H04W24/00 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 6, 2006Patent grantedJune 21, 2016Term 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.