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Expired Canadian patentCanada

Network dependent signal processing

CA 2551505 C · Owner: 2236008 Ontario Inc. · Inventors: Mcfarland, Sheila Joy; Hetherington, Philip A.; Escott, Alex

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Abstract From the Canadian patent

A system processes signals exchanged between a near end terminal and a far end terminal over a communication path. The system selects the processing characteristics of a near end terminal based on characteristics of the communication path. The communication path may include the near and the far end terminal and their respective codecs and the networks. The system may select processing characteristics of the near end terminal based on characteristics of the communication path. Selecting the processing characteristics may include selecting a predetermined operation. The systems may adapt a selected operation based on a real time analysis of the communication path.

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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 July 5, 2006 and granted September 4, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 5, 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.
FiledJuly 5, 2006
GrantedSeptember 4, 2012
Term endedJuly 5, 2026
Patent numberCA 2551505 C
Classification (IPC)H04W80/04

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJuly 5, 2006Patent grantedSep 4, 2012Term endedJuly 5, 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.