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Related Experiment Video

Updated: Mar 3, 2026

Quasi-light Storage for Optical Data Packets
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Wavelength multicasting through four-wave mixing with an optical comb source.

Hong-Fu Ting, Ke-Yao Wang, Jasper R Stroud

    Optics Express
    |April 26, 2017
    PubMed
    Summary

    Researchers demonstrated wavelength multicasting of 10-Gb/s differential phase-shift keying (DPSK) data using four-wave mixing (FWM) with an optical comb source (OCS). This technique achieved error-free transmission in both highly-nonlinear fiber (HNLF) and silicon waveguides.

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    Area of Science:

    • Optical Communications
    • Nonlinear Optics
    • Integrated Photonics

    Background:

    • Wavelength multicasting is crucial for increasing optical network capacity.
    • Four-wave mixing (FWM) offers a method for generating multiple wavelengths from a single input signal.
    • Optical comb sources (OCS) provide spectrally precise and equidistant frequency tones.

    Purpose of the Study:

    • To experimentally demonstrate multi-way wavelength multicasting of high-speed data.
    • To compare the performance of multicasting in highly-nonlinear fiber (HNLF) and silicon waveguides.
    • To assess the feasibility of using OCS-driven FWM for efficient data transmission.

    Main Methods:

    • Utilizing an optical comb source (OCS) to generate multiple pump waves.
    • Employing four-wave mixing (FWM) in a highly-nonlinear fiber (HNLF) and a silicon waveguide.

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    Last Updated: Mar 3, 2026

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    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
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  • Transmitting 10-Gb/s differential phase-shift keying (DPSK) data through the generated wavelength channels.

    • Main Results:

    • Achieved 26-way wavelength multicasting in HNLF.
    • Achieved 15-way wavelength multicasting in a silicon waveguide.
    • Demonstrated error-free operation with power penalties below 5.7 dB (HNLF) and 4.2 dB (silicon waveguide).

    Conclusions:

    • OCS-driven FWM is a viable technique for high-capacity wavelength multicasting.
    • Silicon waveguides offer a compact and efficient platform for FWM-based multicasting.
    • The demonstrated system shows potential for future optical communication networks.