Patent ID: 8684490
Filing Date: 2014-04-01
Classification: B41J

Abstract:
1. An image forming apparatus comprising: a first recording head including a first plurality of nozzles; a second recording head including a second plurality of nozzles, the second recording head having second characteristics that differ from first characteristics of the first recording head, the first recording head and the second recording head having a common overlapping portion, a first portion of the first plurality of nozzles being in the overlapping region and a second portion of the second plurality of nozzles being in the overlapping region, the first recording head and the second recording head being adjacent to each other; a recording data distributing unit configured to distribute recording data to the first and second portions of nozzles in the common overlapping portion so as to form an image based on image data; a first tone correcting unit configured to perform tone correction for a region other than the overlapping region, the first tone correcting unit configured to perform tone correction to the first recording head by using first correction characteristics, and to the second recording head by using second correction characteristics; and a second tone correcting unit configured to perform tone correction for the overlapping portion using third correction characteristics, the third correction characteristics being between the first correction characteristics and the second correction characteristics.