Mechanism for accessing digitized image database to provide iteratively improved display resolution
CA 2068723 A1 · Owner: Caine, Holden R. · Inventors: Funston, David L.; Parulski, Kenneth A.; Brownstein, Scott A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The "viewing delay" encountered when accessing a digital image from a relatively high resolution database stored using a digital storage device with a relatively slow transfer rate such as a, compact disc, is substantially reduced by a readout and display control mechanism that rapidly provides the viewer with an initially relatively low resolution image and thereafter increases the resolution of the displayed image. By presenting the viewer with such a "quick-view" low resolution image, the present invention enables the viewer to determine whether the image being displayed is of interest, so that the viewer has the immediate option of calling up another stored image or permitting the …
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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 September 12, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 12, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 12, 2013.
- 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.