Patent ID: 9473755
Filing Date: 2016-10-18
CPC Classification: G02B,G03B,H04N

Claim Text:
1. A colour filter for a digital sensor, said colour filter comprising: a two-dimensional array of pixels, each pixel corresponding to a given colour, said pixels being arranged in at least one base pattern repeated over a given surface, said base pattern having at least three pixels of three different colours; a plurality of distinct base patterns, each of said patterns having predefined optical properties of sensitivity, of colour quality, inversely proportional to a number of lines of said each pattern, and of resolution, equal to a number of columns of said each pattern, wherein the filter is subdivided into a plurality of distinct areas, each of said areas corresponding to a two-dimensional sub-array of pixels, each of said base patterns being repeated a plurality of times along each dimension of said two-dimensional sub-array, respectively, over the entirety of a said each area, and wherein each of the plurality of distinct base patterns includes a different number of white pixels.