Integrated faraday rotator

Matteo Cherchi (Inventor), Alexander Petrov (Inventor), Dirk Jalas (Inventor), Mikko Harjanne (Inventor), Timo Aalto (Inventor), Manfred Eich (Inventor)

    Research output: PatentPatent


    The invention relates to optical waveguide components, such as Faraday rotators and their manufacture. Faraday rotators based on silicon waveguides (40) are provided, where the waveguide (40) has folded or wound sections (41 a) that are parallel to an externally applied magnetic field (Bbias).

    Patent family as of 30.12.2022
    CN111247478 A20200605CN20188005492220180822
    EP3673325 A120200701EP2018084865320180822
    EP3673325 A420210505EP2018084865320180822
    JP2020531910 T220201105JP20200511226T20180822
    US11506919 BB20221122US2020064073620180822
    US2020192134 AA20200618US2020064073620180822
    WO19038477 A120190228WO2018FI5059520180822

    Link to current patent family on right 

    Original languageEnglish
    Patent numberUS11506919
    IPCG02B 6/126
    Priority date22/08/17
    Filing date22/08/18
    Publication statusPublished - 28 Feb 2019
    MoE publication typeNot Eligible


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