SLIDE 1
Widely Tunable Integrated SOI Laser with Narrow Linewidth
Kevin Okun
Physics
With Aditya Malik and Jonathan Klamkin
Electrical and Computer Engineering
Widely Tunable Integrated SOI Laser with Narrow Linewidth Kevin - - PowerPoint PPT Presentation
Widely Tunable Integrated SOI Laser with Narrow Linewidth Kevin - - PowerPoint PPT Presentation
Widely Tunable Integrated SOI Laser with Narrow Linewidth Kevin Okun Physics With Aditya Malik and Jonathan Klamkin Electrical and Computer Engineering Integrated Photonics Laboratory Optical Interconnects Free space optical connections
SLIDE 2
SLIDE 3
Simulating a Narrow Linewidth
Stimulated Recombination
SLIDE 4
Sample Grating Distributed Bragg Reflector (SG-DBR)
*Coldren * *
SLIDE 5
SG-DBR in a Feedback Loop
Steeper slope has a narrower linewidth Sample Grating Distributed Bragg Reflector Laser (SG-DBR) *Abirami Sivananthan’s Thesis * *
SLIDE 6
Sources of Noise
Closed Loop Spectral Density Period of the Sinusoidal Discriminator Response Optical Power Into Detector
*Abirami Sivananthan’s Thesis * *
SLIDE 7
Graph of Sources of Noise
SLIDE 8
In Order to Attain a Narrow Linewidth
Minimize period of discriminator response Maximize optical power into detector
SLIDE 9
Next Up, Fano Circuits
Fano circuit replaces Mach-Zehnder Interferometer * ** *Abirami Sivananthan’s Thesis **Aditya Malik
SLIDE 10