US Patent 7322757 Inkjet printer having associated printhead, control and memory modules

An inkjet printer is provided comprising printhead modules, physically and logically distinct control modules, and logically distinct memory modules. Each printhead module prints a different section of a printing zone. Each control module controls at least one associated printhead module. Each memory module stores print data for at least one associated printhead module. The control modules read print data from an associated memory module and control an associated printhead module to print information derived from the read print data.