| 摘要 |
<P>PROBLEM TO BE SOLVED: To correct the amount of light of LED correspondingly with the dispersion of a position between the LED's in an LED printing head. <P>SOLUTION: A signal generating circuit 100 which generates a lighting signal ΦI in order to control the amount of light of the LED, decides an output value of the lighting signal ΦI by adding a correction value of the amount of light for setting the amount of light of each LED to a specified target value and a positional error level from an arrangement position from a viewpoint of design of the LED. <P>COPYRIGHT: (C)2007,JPO&INPIT |
