18734574. PRINTING ELEMENT BOARD (CANON KABUSHIKI KAISHA)
Contents
PRINTING ELEMENT BOARD
Organization Name
Inventor(s)
PRINTING ELEMENT BOARD
This abstract first appeared for US patent application 18734574 titled 'PRINTING ELEMENT BOARD
Original Abstract Submitted
One embodiment of the present invention is a printing element board including a plurality of printing elements configured to eject a liquid, the plurality of printing elements being arrayed in a first direction to form a printing element array; a heat generating element configured to heat the liquid; a driver configured to drive the heat generating element; a data processing circuit configured to control the driver; and a plurality of PADs configured such that a signal to be sent to the data processing circuit is inputted to the plurality of PADs from outside, the plurality of PADs being arrayed in the first direction to form a PAD array, wherein the data processing circuit is provided in at least two or more systems between the printing element array and the PAD array in a second direction orthogonal to the first direction.
