Patent ID: 8471479
Filing Date: 2013-06-25
Classification: G02F,H05K,Y02P

Abstract:
1. An illumination device comprising: a light source substrate including a mounting surface, wherein a plurality of light-emitting elements are provided on the mounting surface of the light source substrate, a driving circuit element for driving the light-emitting elements is provided on a backside of the mounting surface, wherein a plurality of rows of light-emitting elements are provided on the mounting surface of the light source substrate, the plurality of rows of light-emitting elements including the plurality of light-emitting elements arranged along a predetermined direction at a predetermined spacing, the driving circuit element for driving the light-emitting elements is provided on the backside of the mounting surface so as to be disposed between the plurality of rows of light-emitting elements, a chassis for containing the light source substrate, a radiation portion for dissipating heat generated by the light-emitting diodes is provided on the backside of the light source substrate, and heat from the radiation portion is dissipated to outside through the chassis, and wherein the driving circuit element is provided at least in a groove which is formed with support portions which are formed between the chassis and the radiation portion.