Patent ID: 8901574
Filing Date: 2014-12-02
Classification: H01L

Abstract:
1. A light emitting diode, comprising: a red light emitting unit, a green light emitting unit, a blue light emitting unit, and an optical grating located on a same plane, wherein the red light emitting unit, the green light emitting unit and the blue light emitting unit are located around the optical grating; each of the red light emitting unit, the green light emitting unit, and the blue light emitting unit comprises a first substrate, a first semiconductor layer, a first active layer, a second semiconductor layer, a first reflector layer, a first electrode, and a second electrode; the first substrate, the first semiconductor layer, the first active layer, the second semiconductor layer and the first reflector layer are stacked on each other and in order; the first electrode is electrically connected with the first semiconductor layer; and the second electrode is electrically connected with the second semiconductor layer; the optical grating comprises a second substrate, a third semiconductor layer, a second active layer, a fourth semiconductor layer stacked on each other in order; wherein, the second substrate and the first substrates of the red light emitting unit, the green light emitting unit, and the blue light emitting unit are a continuous integrated substrate structure.