© 2010 UGE Inc., Last Updated: May 17, 2010.
Areas of Expertise in Photonics
Photonics
Semiconductor Lasers
- Distributed feedback (DFB) lasers
- Distributed feedback lasers with second and higher order gratings
- High-speed (2.5 Gb/s) surface-emitting DFB lasers for long-reach (100 km) optical communication systems
- High-speed (10 Gb/s) external cavity lasers for long-reach (80 km) optical communication systems
- Low phase noise external cavity lasers for sensing applications
- High power DFB lasers for Raman spectroscopy
Bragg Gratings
- Designing Bragg grating for low-phase noise external cavity lasers
- Reconstruction of the Bragg grating profile from measured reflectivity and group delay
- Designing grating mask for planar lightwave circuits (PLC)
Fiber Optic Communication Systems
- Wavelength Division Multiplexing (WDM)
- Dense Wavelength Division Multiplexing (DWDM)
- Coarse Wavelength Division Multiplexing (CWDM)
- Synchronous Optical Network (SONET)
- Synchronous Digital Hierarchy (SDH)