DEVICE FOR ALTERATION OF COLOR SATURATION Russian patent published in 1994 - IPC

FIELD: color television equipment. SUBSTANCE: device has seventeen units 1- 17 for generation of color correction signals. Each unit has subtraction circuit 18 and limiter 19. In addition device has fifteen algebraic adders 20-31, 38-40, six multipliers 32-37, reference voltage unit 41. Device provides increased possibilities for adaptation to desired characteristics of saturation of red, green, blue, yellow, cyan and purple constituents of color image in order to achieve maximum color contrast. EFFECT: increased functional capabilities by possibility of separate change of saturation of base and additional colors. 2 dwg