Patent ID: 7434910
Filing Date: 2008-10-14
Classification: B41J

Abstract:
1. A printer comprising: a printhead comprising first and second elongate printhead modules, the printhead modules being parallel to each other and being disposed end to end on either side of a join region, the first and second printhead modules having different lengths; and first and second printer controllers configured to receive print data and process the print data to output dot data to the printhead, the first printer controller being arranged to output dot data to both the first and second printhead modules and the second printer controller being arranged to output dot data only to the second printhead module, wherein one or more of the printhead modules has at least one row of print nozzles and at least two shift registers for shifting in the dot data to at least one row, each print nozzle obtaining the dot data from an element of one of the shift registers.