Fabrication of patterned sapphire substrate and effect of light emission pattern on package efficiency

Keyphrases

• Light Emission 100%
• Patterned Sapphire Substrate 100%
• Emission Pattern 100%
• Light Effect 100%
• LED chip 50%
• Power Output 33%
• Light Extraction Efficiency 33%
• Silicone 33%
• Bare chip 33%
• High Output Power 16%
• Sapphire Substrate 16%
• Maximum Intensity 16%
• Normal Direction 16%
• Highlight Extraction 16%
• Pattern Coverage 16%
• Dry Etching Process 16%
• Standard Lithography 16%
• Facet Angle 16%
• Wet Etch Process 16%

Engineering

• Sapphire Substrate 100%
• Light Emission 100%
• Output Power 50%
• Light Extraction Efficiency 33%
• Etching Process 33%
• Lithography 16%
• Dry Etching 16%
• Highlight 16%
• Flat Surface 16%

Material Science

• Sapphire 100%
• Polysiloxane 100%
• Lithography 50%
• Wet Etching 50%
• Dry Etching 50%