Patent ID: 7056038

Claim:
An inkjet type printer including: a printhead assembly having at least two printhead modules for printing onto media, the printhead assembly configured to extend substantially across the width of the media relative to the direction of media travel; a conveyor for conveying the media past the printhead assembly; a control system for the printhead assembly, the control system having at least one physically and logically distinct control module associated with each printhead module; at least one input for receiving document data; a buffer for storing the document data, the buffer having at least one logically distinct memory module associated with each printhead module; such that, each of the control modules retrieves data from the memory module associated with the corresponding printhead module so that it prints information corresponding to data so retrieved; wherein during use, the printhead assembly prints at least one document corresponding to first document data stored in the buffer whilst simultaneously receiving, via the at least one input, and storing, in the buffer, second document data, the buffer being sized such that the printhead assembly prints without interruption.