1. An apparatus for generating an image using a multi-channel filter, the apparatus comprising: a filter unit including a plurality of filters having different patterns with respect to a plurality of image channels and filtering images input into the filters; an image sensing unit including a plurality of image sensors sensing images filtered through the plurality of the filters; an interpolation unit calculating image channel values of pixels of the sensed images; and an image combination unit assigning the calculated image channel values to corresponding pixel positions to generate a single desired image.