Micro led, micro led display panel and epitaxial structure

A micro LED display panel comprises:

• an integrated circuit (IC) backplane comprising a bottom pad array, the bottom pad array comprising a plurality of bottom pads;
• and
• a micro LED array formed on the IC backplane, the micro LED array comprising a plurality of micro LEDs;
• wherein one micro LED of the plurality of micro LEDs is electrically connected to one bottom pad of the plurality of bottom pad, and each of the plurality of micro LEDs comprises:
• a bonding layer bonded with the IC backplane;
• a first N type semiconductor layer formed on the bonding layer and electrically connected to the bonding layer;
• a first light emitting layer formed on the first N type semiconductor layer;
• a P type semiconductor layer formed on the first light emitting layer;
• a second light emitting layer formed on the P type semiconductor layer;
• and
• a second N type semiconductor layer formed on the second light emitting layer;
• wherein the first N type semiconductor layer and the second N type semiconductor layer are electrically connected to a first electrode, and the P type semiconductor layer is electrically connected to a second electrode.

An epitaxial structure, comprising:

• a substrate provided at a bottom of the epitaxial structure;
• an intermediate layer formed on the substrate;
• a first N type epitaxial layer formed on the intermediate layer;
• a first light emitting layer formed on the first N type epitaxial layer;
• a P type epitaxial layer formed on the first light emitting layer;
• a second light emitting layer formed on the P type epitaxial layer;
• and
• a second N type epitaxial layer formed on the second light emitting layer.