Compact low-loss delay lines on a micron-scale SOI platform

Matteo Cherchi, Mikko Harjanne, Sami Ylinen, Konstantinos Vyrsokinos, Markku Kapulainen, Tapani Vehmas, Timo Aalto

    Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review


    Long spiral waveguides with small footprint and low-loss were fabricated on a micron-thick SOI platform. In particular an interferometer delayed by a 9.5 mm long spiral was measured to effectively demodulate 7.1 Gbps DPSK signals.
    Original languageEnglish
    Title of host publication11th International Conference on Group IV Photonics (GFP)
    PublisherIEEE Institute of Electrical and Electronic Engineers
    ISBN (Electronic)978-1-4799-2282-6
    ISBN (Print)978-1-4799-2283-3
    Publication statusPublished - 18 Nov 2014
    MoE publication typeA4 Article in a conference publication


    • DPSK demodulation
    • Mach-Zehnder inteferometers
    • Multimode interferometers
    • delay lines
    • silicon photonics
    • spiral waveguides


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