led combo chip and manufacturing method thereof array structure
2013
The present invention provides a combination of LED chip and a method for preparing an array structure, which includes a combination of chips are connected by wire array structure is a single core particles of several pieces of GaN-based LED chip; every one GaN-based LED from bottom to top chip comprising: wafer, an insulating spacer layer, a transparent conductive layer, a P-type and P-type electrode pads, N-type and N-type electrode pad and the passivation layer. The present invention is a conventional GaN-based light emitting diode and the IC circuit combining devices with integrated array of a plurality of conventional GaN-based LED chip units, consisting of a single chip unit core particles, the number of users of the package wire greatly reduced, reducing package difficulty. Further, the present invention is a combination of the chip to a small voltage high current driving manner, not only to alleviate the stress due to thermal mismatch and lattice mismatches, and due to the increase of the area of the side walls to increase light extraction efficiency, thereby improving luminous efficiency.
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