| 摘要 |
<P>PROBLEM TO BE SOLVED: To steadily control displacement of an optical sheet and a light guide plate, suppress production cost and enable to narrow frames, without degrading display quality in a display device using a light source substrate. <P>SOLUTION: The display device is equipped with light sources 1, a light guide plate 2 with at least two parts of projection parts 3d formed on a side face 3a other than a light-irradiating surface 3b irradiating light incident from the light sources 1, a light source substrate 2 with the light sources 1 arranged in predetermined intervals, and arranged on the side face 3a with a projection part 3d of the light guide plate formed, and an optical sheet 5 arranged on the light-irradiating surface 3b of the light guide plate 3 and with at least two projection parts 5b formed on a side face 5a of the light source substrate 2 side. <P>COPYRIGHT: (C)2007,JPO&INPIT |
