| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a thin type semiconductor device that can be improved in heat dissipation. <P>SOLUTION: A liquid crystal driver 40 of a liquid crystal display device 70 includes: a flexible substrate 2 which is bent in a U shape, comprises a polyimide resin 13 and a lead, and has an uneven portion 12 provided on an outer surface; and a liquid crystal driver chip 1 which is mounted on an inner surface of the flexible substrate 2 and electrically connected to the lead of the flexible substrate 2 through the lead and a projection electrode, and has a side surface and a bottom surface sealed with a resin 10. <P>COPYRIGHT: (C)2011,JPO&INPIT |
