Patent ID: 6644771
Filing Date: 2003-11-11
Classification: B41J,G06F,H04N

Abstract:
A printing cartridge for an ink jet printer having a body, the body housing a printhead that includes at least one ink jet printhead chip that incorrates a plurality of nozzle arrangements, each nozzle arrangement being in the form of a micro-electromechanical device and each nozzle arrangement being connected to a microprocessor that is configured to control operation of each nozzle arrangement, the printing cartridge comprising:a housing that is engageble with the printer; print media roller that is positioned in the housing and is rotatable with respect to the housing, the print media roller carrying a roll of media and being hollow to define a cavity; an ink reservoir arrangement that is positioned in the cavity, the ink reservoir arrangment being configured to store at least one form of ink; an ink conduit arrangement that is positioned in the cavity to be in fluid communication with the ink reservoir arrangement, the ink conduit arrangement being engageable with a complementary ink conduit arrangement of the printer to supply the printhead with ink; a radio frequency tag positioned on the housing, the radio frequency tag carrying data relating to the media and to the ink stored in the reservoir arrangement, the radio frequency tag being actuable to generate a signal that is capable of being read by the printer and conveyed to the microprocessor so that the microprocessor can adjust operation of thee nozzle arrangements in accordance with the type of media and ink carried in the cartridge.