Patent ID: 7914107
Filing Date: 2011-03-29
Classification: B41J

Abstract:
1. A printer comprising: a printhead including first and second elongate printhead modules, wherein the first printhead module is longer than the second printhead module; and first and second printer controllers receiving print data and processing the print data to output dot data to the printhead, the first printer controller outputting dot data to the first printhead module and the second printer controller outputting dot data to the second printhead module, wherein the first elongate printhead module is informationally isolated from the second elongate printhead module, whereby no dot data passes therebetween, and the first printer controller and the second printer controller communicate therebetween a synchronization signal to effect synchronization therebetween, wherein the first and second printer controllers are connected to a common input of the printhead, and the first printer controller outputs dot data to both the first printhead module and the second printhead module, and the second printer controller outputs dot data only to the second printhead module.