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Acousto-optic photonic switch.

D O Harris, A Vanderlugt

|September 18, 2009

Summary

This summary is machine-generated.

A novel acousto-optic architecture enables a nonblocking space-division switch with low complexity and minimal signal degradation. This optical switch offers rapid reconfiguration, ideal for advanced optical networks.

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Area of Science:

Photonics and Optical Engineering
Telecommunications Technology

Background:

Optical networks require efficient and high-performance switching solutions.
Minimizing signal degradation and enabling rapid reconfiguration are key challenges in optical switch design.

Purpose of the Study:

To present a new acousto-optic architecture for nonblocking space-division switching.
To demonstrate the feasibility of this architecture for nonregenerative optical network applications.

Main Methods:

Development of an acousto-optic switching architecture.
Experimental validation using a 1x4 switch prototype.

Main Results:

Achieved O(N) complexity for the switching architecture.
Demonstrated minimal signal degradation with low insertion loss (4.6–5.6 dB).
Exhibited a worst-case signal-to-cross-talk ratio exceeding 30 dB and rapid reconfiguration time (1.46 microseconds).

Conclusions:

The proposed acousto-optic architecture is suitable for nonregenerative optical networks.
The architecture offers a practical solution for high-speed, low-loss optical switching.