Method and system for image format conversion
CA 2293613 A1 · Owner: Blumer, Marc · Inventors: Blumer, Marc; Avida, Dan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and system are provided for converting image data between planar format and a chunky format. A barrel shifter sorts the image bytes by color plane for output to a plurality of memory cells. Two addresses of each memory cell are not interconnected and function as a set of selection lines whose , binary values determine the number of positions that the data stored in the memory cells are shifted in response to the action of the barrel shifter. The sorted bytes are stored according to color format in the remaining interconnected addresses of the memory cells. When the barrel shifter does not shift the bytes in a word, cyan bytes are stored in the memory cells. When the barrel …
Read the whole patent
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 1, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 1, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 1, 2020.
- 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.