Services

Design and optimization of compound semiconductor edge-emitting lasers

• Epilayer structure design and optimization for 630-1550nm wavelength range
• Ridge waveguide structure design for stable single transverse mode operation

• Laterally-coupled ridge-waveguide surface gratings as well as buried heterostructures for distributed feedback (DFB) lasers
• Single longitudinal mode operation
• Coupling coefficient dependencies on structural parameters

• Etched-through ridge-waveguide surface gratings for distributed Bragg reflector (DBR) lasers

• Design of edge-emitting lasers with narrow linewidth emission

• Design and optimization of master-oscillator power-amplifier (MOPA) lasers with surface gratings

• Design and optimization of dual-wavelength emitting lasers
• Difference frequency range controlled by device structure
• Difference frequency tuning/modulation by bias

• Design and optimization of high-speed (≥25 Gb/s) directly-modulated lasers (patent-pending structures)

Design and optimization of complex multi-wavelength AR/HR coatings

Consultion and analysis for AR/VR technologies