| 摘要 |
PURPOSE: A traveling state alarm device is provided to remove the needs of a microcomputer and a transistor in an LDM(Led Dot Matrix) by moving a light source to irradiate light to a light guide unit according to the traveling state of a vehicle. CONSTITUTION: A sensor unit(110) senses the traveling state of a vehicle. A light controller(120) is operated according to the traveling state of the vehicle. A controller(180) controls the light controller according to the traveling state of the vehicle. The light controller comprises a driving unit which is operated under the control of the controller and a printed circuit board(140) driven with the driving unit.
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