Patent ID: 6056385
Filing Date: 2000-05-02
Classification: B41J

Abstract:
A method of operating an ink jet head for recording by discharging ink in accordance with an image signal, said method comprising the steps of:providing an ink jet head having a plurality of energy generating elements arranged in a line and a plurality of wiring electrodes which are provided between adjacent energy generating elements and are electrically connected to the adjacent energy generating elements, respectively;providing a group of high level signals consisting of a plurality of successive high level signals and providing a group of low level signals consisting of a plurality of successive low level signals that are adjacent to the group of high level signals, for selectively operating a plurality of the energy generating elements through a plurality of the wiring electrodes; andoperating in sequence the energy generating elements that are disposed between wiring electrodes through which the group of high level signals are applied and wiring electrodes through which the group of low level signals are applied by shifting the group of high level signals and the group of low level signals.