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Expired Canadian patentCanada

Adaptive instruction processing by array processor having processor identification and data dependent status registers in each processing element

CA 1268554 C · Owner: International Business Machines Corporation · Inventors: Wang, Ching-Chy; Li, Hungwen

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Abstract From the Canadian patent

Equipping individual processing elements with instruction derivation means provides an array processor with adaptive spatial-dependent and datadependent processing capability. The instruction becomes variable at the, processing element level, in response to spatial and data parameters of the data stream. An array processor can be optimized for example, to carry out, very different instructions on spatial-dependent data such as blank margin surrounding the black lines of a sketch. Similarly the array processor can be, optimized for data-dependent values for example to execute different in-, structions for positive data values than for negative data values. Providing each processing element …

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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

  • Granted May 1, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 1, 2007.
  • 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 11, 1987
GrantedMay 1, 1990
Term endedMay 1, 2007
Patent numberCA 1268554 C
Classification (IPC)G06F9/44 +2 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedFeb 11, 1987Patent grantedMay 1, 1990Term endedMay 1, 2007

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