| 摘要 |
PURPOSE: A backlight unit is provided to stick an LED, which is used as a light source, to a light guide plate to prevent the leakage of light and the degradation of luminance. CONSTITUTION: A backlight unit(100) comprises: a light guide plate(120) which includes plural protrusions protruding toward a display panel; and a printed circuit board which includes not only plural LEDs(Light Guide Devices) generating light but also plural grooves for the insertion of the plural protrusions. |
