| 摘要 |
<P>PROBLEM TO BE SOLVED: To stabilize the quantity of light of a light emitting device which has a plurality of light emitting diodes by increasing heat radiation effect of the LEDs. <P>SOLUTION: The plane light emitting device in a specified two-dimensional shape on which the plurality of light emitting diodes are mounted is constituted by arranging a common power supply terminal for the LEDs at the center part of the plane light emitting device, arranging the plurality of LEDs radially from the center pat, and further arranging heat radiation materials radially from the respective LEDs. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
