Image scaling apparatus for a multimedia system
CA 2059929 A1 · Owner: Fleischman, Ross Morris · Inventors: Wilkie, Bruce James; Fleischman, Ross Morris
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for scaling an image as represented by an arrangement of picture elements. The apparatus scales the image from a first size to a second size based upon plurality of scaling parameters which represent a desired scaling factor. The apparatus includes a scaler circuit which receives the plurality of scaling parameters and an image signal representing the arrangement of picture elements. The scaler circuit manipulates the arrangement of picture elements based upon the plurality of scaling parameters to provide a manipulated arrangement of picture elements. The manipulation includes performing different operations on subsets of the picture elements based upon the plurality of …
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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 January 23, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 23, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 23, 2014.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
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.