Patent ID: 7835025

Claim:
A pattern bitmap processing system of a printer using a pattern bitmap arrangement, the system comprising: a memory to store pattern bitmap data; a pattern arranging unit to arrange the pattern bitmap data in a size appropriate for a data processing unit in which the pattern bitmap data is processed at one time; a pattern dividing unit to divide the pattern bitmap data into a first region having the size appropriate for the data processing unit and a second region having a second size not appropriate for the data processing unit; and a pattern handler to write and/or read the pattern bitmap data in and/or from the memory, wherein the first region is read and written according to the data processing unit, and the second region is read and written according to a unit smaller than the data processing unit, wherein the first region comprises a body region, and the second region comprises at least one of a head region formed in front of the body region and having at least 1-byte unit, an initial region formed in front of the head region and having between 1 and 7 bit unit, a tail region formed at behind the body region and having at least 1-byte unit, and an end region formed behind the tail region and having the bit unit.