Cascaded integrated photonic wavelength demultiplexer

    公开(公告)号:US11536907B2

    公开(公告)日:2022-12-27

    申请号:US17236822

    申请日:2021-04-21

    Abstract: A photonic integrated circuit includes a photonic device. The photonic device includes an input region configured to receive an input signal including a plurality of multiplexed channels. The photonic device includes a metastructured dispersive region structured to partially demultiplex the input signal into an output signal and a throughput signal. The output signal includes a channel of the multiplexed channels. The throughput signal includes the remaining channels of the multiplexed channels. The photonic device includes an output region and a throughput region optically coupled with the metastructured dispersive region to receive the output signal and the throughput signal, respectively. The metastructured dispersive region includes a heterogeneous distribution of a first material and a second material that structures the metastructured dispersive region to partially demultiplex the input signal into the output signal and the throughput signal.

    CASCADED INTEGRATED PHOTONIC WAVELENGTH DEMULTIPLEXER

    公开(公告)号:US20220373739A1

    公开(公告)日:2022-11-24

    申请号:US17236822

    申请日:2021-04-21

    Abstract: A photonic integrated circuit includes a photonic device. The photonic device includes an input region configured to receive an input signal including a plurality of multiplexed channels. The photonic device includes a metastructured dispersive region structured to partially demultiplex the input signal into an output signal and a throughput signal. The output signal includes a channel of the multiplexed channels. The throughput signal includes the remaining channels of the multiplexed channels. The photonic device includes an output region and a throughput region optically coupled with the metastructured dispersive region to receive the output signal and the throughput signal, respectively. The metastructured dispersive region includes a heterogeneous distribution of a first material and a second material that structures the metastructured dispersive region to partially demultiplex the input signal into the output signal and the throughput signal.

    Optimization of physical devices by transitioning between fabricable and unfabricable designs

    公开(公告)号:US11416656B1

    公开(公告)日:2022-08-16

    申请号:US16804753

    申请日:2020-02-28

    Abstract: A non-transitory computer-readable storage medium having instructions stored thereon that, in response to execution by one or more processors of a computing system, cause the computing system to perform actions. The actions include receiving a pool of known fabricable designs for a physical device, generating proposed fabricable designs capable of being fabricated by a fabrication system based on pre-determined design rules, obtaining metadata characterizing the proposed fabricable designs, and updating the pool of the known fabricable designs by adding one or more of the proposed fabricable designs to the pool based, at least in part, on the metadata.

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