Hardware error correction for programmable photonics

نویسندگان

چکیده

Programmable photonic circuits of reconfigurable interferometers can be used to implement arbitrary operations on optical modes, facilitating a flexible platform for accelerating tasks in quantum simulation, signal processing, and artificial intelligence. A major obstacle scaling up these systems is static fabrication error, where small component errors within each device accrue produce significant the circuit computation. Mitigating this error usually requires numerical optimization dependent real-time feedback from circuit, which greatly limit scalability hardware. Here we present deterministic approach correcting by locally hardware individual gates. We apply our simulations large scale neural networks infinite impulse response filters implemented programmable photonics, finding that they remain resilient well beyond modern day process tolerances. Our results highlight new avenue photonics hundreds modes current processes.

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ژورنال

عنوان ژورنال: Optica

سال: 2021

ISSN: ['2334-2536']

DOI: https://doi.org/10.1364/optica.424052