Syncoda LLC
Light emitting diode and fabrication method thereof
A light-emitting diode (LED) chip includes from bottom to up: a conductive substrate, a p-type nitride layer, an active layer, an n-type recovery layer, an n-type nitride layer and an n electrode, wherein, the n-type nitride layer has a nitride polarity crystal and a gallium polarity crystal, and the surfaces of the nitride polarity and the gallium polarity regions appear different in height, the n-type recovery layer surface approximate to the n-type nitride layer has consistent mixed polarity with the n-type nitride layer, and the surface far from the n-type nitride layer is a connected gallium polarity surface.
XIAMEN SANAN OPTOELECTRONICS TECHNOLOGY CO., LTD.
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inventional inventional inventional additional additional
Xueliang Jie Chen-ke Chengxiao Jianming
Zhu Zhang Hsu Du Liu