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Quasi-light Storage for Optical Data Packets

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Optical 10-20 and 20-40 Gbits/s pseudorandom bit sequence data multiplexing utilizing conversion-dispersion-based

Xiaoxia Wu¹, Louis Christen, Omer F Yilmaz

¹Department of Electrical Engineering-Systems, University of Southern California, Los Angeles, California 90089, USA. xiaoxia@usc.edu

|July 3, 2008

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Researchers demonstrated all-optical multiplexing of pseudorandom bit sequences, enabling tunable bit rates from 10 to 40 Gbits/s with high accuracy. This optical data transmission method achieved a low bit-error rate, proving its effectiveness for high-speed communication.

Area of Science:

Optical communications
High-speed data transmission
Signal processing

Background:

Advanced optical communication systems require efficient methods for increasing data throughput.
Pseudorandom bit sequence (PRBS) generation is crucial for testing and data transmission.

Purpose of the Study:

To experimentally demonstrate all-optical multiplexing of 2^7-1 pseudorandom bit sequence data.
To showcase the bit-rate tuning capability of the proposed multiplexing scheme.

Main Methods:

Utilized wavelength conversion for data multiplexing.
Employed interchannel chromatic dispersion and intrachannel dispersion compensation techniques.
Experimentally validated the system at 10-20 Gbits/s and 20-40 Gbits/s data rates.

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Main Results:

Successfully achieved all-optical multiplexing of PRBS data.
Demonstrated tunable bit-rate capability, successfully multiplexing at 10-20 Gbits/s and 20-40 Gbits/s.
Attained a bit-error rate (BER) below 10^-9 for both demonstrated rates.

Conclusions:

The demonstrated all-optical multiplexing technique is effective for high-speed data transmission.
The system's bit-rate tunability offers flexibility for future optical networks.
Achieving a low BER confirms the robustness and reliability of the proposed method.