| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To control a color displayed by a full color LED comprising single LED elements of a plurality of colors, illuminance adjustment or the like, by a simple control using a program structure of a microchip or the like. <P>SOLUTION: In controlling the drive of LEDs of a plurality of colors, the LEDs constituting a full color LED, a color requiring a fine brightness balance of neutral colors or the like is displayed by using a diffusion method that uses two values dispersed in a time axis for every constituent LED, and illuminance adjustment as the whole LED is performed while maintaining the display color by a lighting control in a period longer than that of the color control. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
