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Expired Canadian patentCanada

Method and system for implicit user equipment identification

CA 2805897 C · Owner: Intel Corporation · Inventors: Terry, Stephen E.; Dick, Stephen G.; Bolourchi, Nader

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A method for data related downlink signaling including selectively tailoring the UE ID to create a UE ID value which is then added to a data field to create a data mask. This data mask is then further processed as the CRC field and transmitted with the data burst to provide CRC-related functions. An alternative embodiment discloses initializing a CRC generator with UE identification prior to CRC generation. This implicitly includes the UE ID within the CRC without requiring additional overhead signaling.

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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 May 8, 2002 and granted November 10, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 8, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 8, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 8, 2002
GrantedNovember 10, 2015
Term endedMay 8, 2022
Patent numberCA 2805897 C
Classification (IPC)H04L1/22 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedMay 8, 2002Patent grantedNov 10, 2015Term endedMay 8, 2022

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