Patent ID: 7840304

Claim:
An embroidery data processing apparatus that creates embroidery data used by an embroidery sewing machine to sew an embroidery pattern, the embroidery pattern including a plurality of partial patterns, comprising: a storage device that stores a maximum sewing region, a size of the maximum sewing region having an upper limit; a region setting device that sets a plurality of unit embroidery regions partially overlapping with each other, each of the plurality of unit embroidery regions having a size not larger than the upper limit of the maximum sewing region stored in the storage device; a region modification device that modifies at least one of a height and a width of each of the plurality of unit embroidery regions set by the region setting, device by an amount that is determined in accordance with a position and a size of the plurality of partial patterns, on condition that a size of the each of the plurality of unit embroidery regions after modification does not exceed the upper limit of the maximum sewing region, a part or a whole of the each of the plurality of partial patterns being contained within the plurality of unit embroidery regions; a data creation device that creates the embroidery data of a part or a whole of the embroidery pattern being contained within the plurality of unit embroidery regions modified by the region modification device; and an output device that outputs the embroidery data created by the data creation device.