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Related Experiment Video

Updated: Mar 12, 2026

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
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Plasmonic phased array feeder enabling ultra-fast beam steering at millimeter waves.

R Bonjour, M Burla, F C Abrecht

    Optics Express
    |November 10, 2016
    PubMed
    Summary

    We developed a compact integrated microwave phased array antenna feeder using plasmonic phase modulators. This technology enables ultra-fast beam steering with less than 1 nanosecond reconfiguration time for 60 GHz applications.

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    Area of Science:

    • Photonics
    • Antenna Engineering
    • Integrated Circuits

    Background:

    • Phased array antennas are crucial for advanced wireless communication systems.
    • Existing antenna feeders often face limitations in size and reconfiguration speed.
    • Miniaturization and high-speed tuning are key challenges in developing next-generation antenna systems.

    Purpose of the Study:

    • To demonstrate a novel integrated microwave phased array antenna feeder.
    • To achieve a record-low footprint using ultra-compact plasmonic phase modulators.
    • To enable ultra-fast beam steering capabilities.

    Main Methods:

    • Design and fabrication of an integrated circuit incorporating plasmonic phase modulators.
    • Utilizing plasmonic phase modulators with an active area smaller than 2.5µm².
    • Employing optical feeding waveguides for signal transmission.
    • Demonstrating beam steering with a reconfiguration time under 1 nanosecond.

    Main Results:

    • Achieved a record-low footprint for a 60 GHz phased array antenna feeder.
    • Demonstrated ultra-fast tuning speed with plasmonic phase modulators.
    • Successfully reconfigured antenna beam direction within 1 nanosecond, between 1 GBd transmitted symbols.

    Conclusions:

    • The integrated microwave phased array antenna feeder offers significant size reduction and high-speed performance.
    • Ultra-compact plasmonic phase modulators are a viable technology for high-performance antenna systems.
    • This advancement paves the way for faster and more compact wireless communication systems.