| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a recording head driving apparatus which performs the piezo driving of the recording head of an inkjet recording apparatus at a high speed, to provide the driving method, to provide the driving program, and to provide the inkjet recording apparatus. <P>SOLUTION: The inkjet recording apparatus includes: a plurality of nozzles which are installed in the recording head; an actuator which is installed on the plurality of nozzles in order to discharge ink droplets; a driving signal forming means which forms a signal for driving the actuator; an electric current amplification driving means which current-amplifies the driving signal formed by the driving signal forming means by a digital amplifier, and makes the actuator driven by feeding the driving signal to the actuator; and a constant current circuit means which feeds a power source to the digital amplifier. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
