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Expired Canadian patentCanada

Integration of tv video with ir tracker features

CA 2129206 C · Owner: Raytheon Company · Inventors: Thurman, Mark

CIPO record

Overview

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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 tracking system (200) adapted to receive input imagery and provide standard television format video input signals in response thereto. The video input signals are processed (228) to provide intermediate analog and digital signals. The intermediate analog signals are further processed (239) to provide centroid tracking of a target. The intermediate digital signals are processed (236) to provide correlation tracking of the target. In a specific implementation the standard, television format video input signals are provided by a charge coupled device (214), a Vidicon camera an, infrared focal plane array, a Newvicon camera or other device which generates standard television format video …

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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 29, 1994 and granted July 14, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 29, 2014.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 29, 2016.
  • 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 29, 1994
GrantedJuly 14, 1998
Term endedJuly 29, 2014
Patent numberCA 2129206 C
Classification (IPC)G01S17/66 +1 more

Timeline

Timeline From CIPO dates

1995199719992001200320052007200920112013Application filedJuly 29, 1994Patent grantedJuly 14, 1998Term endedJuly 29, 2014

Sources & verification

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