Patent ID: 6019449
Filing Date: 2000-02-01
Classification: B41J

Abstract:
An ink jet printing system, comprising:printing system control electronics for controlling the operation of the printing system:an ink jet printhead adapted to be installed in the printing system:a first memory device mounted on the ink jet printhead and containing printhead-related data;a first electrical interconnect on the printhead coupling the first memory device to the printing system control electronics when the printhead is installed in the printing system;an ink cartridge adapted to be installed into the printing system and containing a supply of ink;a second memory device mounted on the ink cartridge and containing ink-related data;a second electrical interconnect on the ink cartridge coupling the second memory device to the printing system control electronics when the ink cartridge is installed in the printing system;wherein the first memory device and the second memory device provide information to the printing system control electronics in order to carry out a printing operation.