Electronic correction device for optical distortions in a collimated imaging obtained from a matrix display
CA 2455764 A1 · Owner: Verbeque, Jean-Rene · Inventors: Rols, Olivier; Verbeque, Jean-Rene
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to an electronic correction device for optical distortions in a collimation and superimposition lens system where the display is of the matrix type. The invention is based upon generating said corrections in the display by associating each display pixel with the same number of image pixels in each image source for display the addresses for the pixels of the image sources being calculated from the addresses of the pixels of the display and with application thereto of the function of the optical distortion in the lens system. The calculation of the addresses and the photometric values for the display pixels is carried out in an address calculation unit and an …
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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 May 27, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 27, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 27, 2025.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.