F. Chau & Associates, LLC
Light emitting device, light emitting system having the same, and fabricating method of the light emitting device and the light emitting system
A semiconductor device includes a first light emitting chip, the first light emitting chip having a first semiconductor layer, a second semiconductor layer, and a first active layer disposed therebetween, a second light emitting chip disposed on the first light emitting chip, the second light emitting chip having a third semiconductor layer, a fourth semiconductor layer, and a second active layer disposed therebetween, and a conductive layer disposed between the first semiconductor layer and the fourth semiconductor layer, the first semiconductor layer and the fourth semiconductor layer having different conductivity types.
Samsung Electronics Co., Ltd.
H H F H H H H H H F
H01L H01L F21W H01L H01L H01L H01L H01L H01L F21Y
additional additional additional inventional inventional additional additional additional additional additional
YuSik
Kim