Patent ID: 7359073

Claim:
An image printing apparatus which prints an image by scanning on a printing medium in a main scanning direction a carriage holding a printing head having a plurality of nozzles, comprising: detection means for detecting that image printing is interrupted during image printing by one scanning of the carriage; and control means for, when interruption is detected, controlling to divide image data recieved before the interrution but not printed into first image data and second image data, to partially print a first image on a current scanning area using the first image data, and to interrupt printing, and, when the interrupted printing is restarted, to print a second image on the current scanning area using the second image data so as to fill the current scanning area in which the first image has been printed before the printing interruption with the second image, wherein the control means controls to hold the second image data contained in a data frame received before detection of the interruption, and before printing of a data frame first received before detection of the interruption, print the second image using the held second image data of the data frame in the same scanning area as the scanning area in which the first image has been finally printed before the interruption using the first image data.