研究目的
Discussing the main challenges for the fabrication of emerging microLED displays and presenting solutions developed at LETI to overcome them.
研究成果
Microtube technology is well adapted for microLED displays as it provides both mechanical and electrical connection. A new fabrication approach involving all-in-one RGB MicroLEDs on CMOS driving circuit is presented, combining CMOS driving and a simple transfer process for best display performance.
研究不足
The paper does not explicitly mention limitations, but the challenges discussed include the mass-transfer step and the need for complex driving schemes due to the inhomogeneity of GaN-based microLEDs.
1:Experimental Design and Method Selection:
The paper discusses the use of microtube technology for the mechanical and electrical connection of microLEDs on the receiving substrate and presents a new fabrication approach involving all-in-one RGB MicroLEDs on CMOS driving circuit.
2:Sample Selection and Data Sources:
Blue, Green, and Red microLEDs of 25-μm size were fabricated.
3:List of Experimental Equipment and Materials:
MicroLEDs, CMOS driving circuits, microtube technology.
4:Experimental Procedures and Operational Workflow:
Fabrication of microLEDs, application of microtube technology for connection, transfer onto the receiving substrate.
5:Data Analysis Methods:
Demonstration of the suitability of microtube technology through prototype operation.
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