PURPOSE: To eliminate the unven density and the like generated by the recording time difference by recording a masked image by means of a plurality of main and sub-scannings and carrying out the scanning based on the given period in the direction opposite to the regular sub-scanning direction.
CONSTITUTION: When a print starting command is received before the start of printing, printing is carried out for every recording zone divided on the face of a recording paper P by multi-nozzles provide on multiheads 702 while a carriage 706 is moved reciprocatingly in the X direction. When the printing of data up to the end of the paper face is completed and the carriage reaches the reversing position, the carriage 706 starts the returning operation in the home position direction and starts the printing of data again. After the first printing is completed by the forwarding movement of the carriage 706 and before the second printing is started by the returning movement of the carriage 706, the paper is carried in the Y direction by the width of divided recording zone by rotating a paper feeding roller 703 in the direction indicated by the arrow.
HIRABAYASHI HIROMITSU
KOITABASHI NORIFUMI
NAGOSHI SHIGEYASU
SUGIMOTO HITOSHI
UETSUKI MASAYA
GOTOU FUMIHIRO
