Method and apparatus for displaying a single parameter image
CA 1262960 C · Owner: Mayo, William T. · Inventors: Mayo, William T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
PHA.21-279 11 19.2.86, ABSTRACT:, Method and apparatus for displaying a single parameter image. A method and apparatus for displaying an image which has a wide dynamic range. Low spatial frequency components f(x,y) of the image are extracted from the image signal and are presented as a color overlay which tints an intensity modulated display of local high spatial frequency image components a(x,y). Fig. 2.
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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 November 14, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 14, 2006.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.