Patent ID: 9604451
Date: 2017-03-28
CPC Classifications: B41J

Claim:
1. An inkjet printer comprising: an inkjet head configured to eject ink; a communication line; an image acquirer configured to acquire image data indicating a number of drops of the ink for each of pixels and to output the acquired image data via the communication line; and a head controller configured to convert the image data received from the image acquirer via the communication line such that, in a pixel for which the number of drops of the ink in the received image data is one or more, the number of drops of the ink is incremented while a number of gradation steps of the received image data is maintained, and to control drive of the inkjet head based on the converted image data, wherein the image acquirer comprises: the head controller comprises: the communication line connects the image control circuit and the head drive control circuit to each other.