| 摘要 |
<p>A thermal head (101) including a substrate, a plurality of thermal resistance elements (102) formed on the substrate corresponding to print dots, a driving device (103) for applying pulse voltage to the thermal resistance elements corresponding to print data, a temperature sensor (105) provided on the substrate for sensing the temperature of the substrate, and an analog controller (104) provided on the substrate and receiving an output from the temperature sensor (105) for controlling the pulse voltage, so as to unify the print characteristic of the thermal resistance elements (102).</p> |
