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An integrated recirculating optical buffer.

Hyundai Park¹, John P Mack, Daniel J Bluementhal

¹Department of Electrical and Computer Engineering, University of California, Santa Barbara, Santa Barbara, CA 93106, USA.

|July 24, 2008

Summary

This summary is machine-generated.

Researchers developed an integrated optical buffer using silicon waveguides and a silicon evanescent gate matrix switch. This device achieves error-free 40 Gb/s operation, showcasing the potential of silicon photonics for advanced optical networking components.

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Area of Science:

Photonics and Optical Engineering
Integrated Optics
Silicon Photonics

Background:

Optical buffers are crucial for managing data traffic in high-speed networks.
Existing optical buffer technologies face challenges in integration, scalability, and power consumption.
Silicon photonics offers a promising platform for developing compact and efficient optical devices.

Purpose of the Study:

To report the development of an integrated optical buffer.
To demonstrate the functionality of a silicon evanescent gate matrix switch combined with a low-loss silicon waveguide delay line.
To highlight the capabilities of the silicon evanescent device platform for future photonic integrated devices.

Main Methods:

Integration of a low-loss silicon waveguide delay line.
Incorporation of a silicon evanescent gate matrix switch.
Testing of the integrated device for error-free operation at high data rates.

Main Results:

The integrated optical buffer demonstrated error-free operation at a 40 Gb/s data rate.
A minimal packet delay of 1.1 ns was achieved.
Successful integration of passive silicon waveguide components with active silicon evanescent photonic devices.

Conclusions:

The developed integrated optical buffer is a significant advancement for optical networking.
The silicon evanescent device platform is suitable for creating novel photonic integrated devices.
Combining low-loss passive and active silicon photonic components enables high-performance optical systems.