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Fabrication of Silica Ultra High Quality Factor Microresonators
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Ultra high bandwidth WDM using silicon microring modulators.

Sasikanth Manipatruni1, Long Chen, Michal Lipson

  • 1School of Electrical and Computer Engineering, Cornell University, Ithaca, NY 14853, USA. sm448@cornell.edu

Optics Express
|August 20, 2010
PubMed
Summary
This summary is machine-generated.

Researchers achieved 50 Gbit/s modulation using four silicon micro ring modulators, the highest capability for compact silicon modulators. This advancement utilizes multiple wavelengths to boost bandwidth for future computer interconnects.

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Area of Science:

  • Photonics
  • Materials Science
  • Electrical Engineering

Background:

  • Silicon nanophotonics are crucial for high-speed data communication.
  • Micro-ring modulators offer compact solutions for optical modulation.
  • Future CMOS interconnects demand increased bandwidth and speed.

Purpose of the Study:

  • To demonstrate high modulation capability using silicon micro ring modulators.
  • To explore techniques for enhancing bandwidth in silicon nanophotonics.
  • To assess the potential for future CMOS interconnect applications.

Main Methods:

  • Fabrication of four silicon micro ring modulators.
  • Integration of modulators within a compact footprint (500 micrometers squared).
  • Utilizing multiple wavelengths for modulation.

Main Results:

  • Achieved a total modulation capability of 50 Gbit/s.
  • Demonstrated the highest modulation capability reported for compact silicon micro-ring modulators.
  • Confirmed the effectiveness of multi-wavelength techniques for extending device speeds.

Conclusions:

  • Silicon micro ring modulators can achieve significant modulation capabilities.
  • The demonstrated techniques enable silicon nanophotonic bandwidths suitable for future interconnects.
  • Multi-wavelength approaches are key to overcoming single-device speed limitations.