The image processing device is configured including: a Y/C separator section for separating image data into chromaticity data BYxy, RYxy and luminosity data YYxy; a chromaticity noise removing section for smoothing the chromaticity data BYxy, RYxy; a luminosity noise removing section for smoothing the...http://www.google.com.au/patents/US20020051569?utm_source=gb-gplus-sharePatent US20020051569 - Image processing method, image processing device, image processing program, and recording medium for recording image processing program