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Expired Canadian patentCanada

Improving performance of data transmission using adaptive technique

CA 2517302 C · Owner: Sony Electronics Inc. · Inventors: Dacosta, Behram M.

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Abstract From the Canadian patent

An embodiment of the present invention is a technique to adaptively generate a parameter value for data transmission. Queue entries in a queue (210) are updated (220). The queue is indexed by a parameter according to a transmission status of a current packet in a data stream. The current packet is transmitted using a current value of the parameter. A plurality of performance scores (230) are calculated based on the queue entries. A best value of the parameter that corresponds to a best score in the plurality of performance scores is selected (240).

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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 18, 2004 and granted June 18, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 18, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 18, 2026.
  • 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 18, 2004
GrantedJune 18, 2013
Term endedMarch 18, 2024
Patent numberCA 2517302 C
Classification (IPC)H04J1/16 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedMarch 18, 2004Patent grantedJune 18, 2013Term endedMarch 18, 2024

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