We present a polarization-diversity coherent receiver that enables wavelength-multiplexed reception without arrayed waveguide gratings. We compensate in-phase and quadrature imbalance using a MIMO equalizer, enabling ...
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A reconfigurable optical switch based on mode-folded phase shifter over LNOI is experimentally demonstrated with high switching efficiency of 0.6V·cm Vπ·L. The switching is intrinsically fast with channel n...
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Non-Hermitian system has attracted extensive attention, which possesses real eigenvalues if the Hamiltonian satisfies the parity-time (PT) symmetry. In this paper, we adopt the concept of PT symmetry to the widely use...
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A reconfigurable optical switch based on mode-folded phase shifter over LNOI is experimentally demonstrated with high switching efficiency of 0.6V·cm Vπ·L. The switching is intrinsically fast with channel n...
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We proposed a mode-switching based reconfigurable optical power splitter with channel number scalab.lity covering 1, 2, 4, and 8 channels, which can be used for versatile MSA-compatible optical interconnects with mini...
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The existence of the end face reflection in the collimator lens seriously affects the performance of coherent Lidar based on phase-modulated continuous wave (PMCW). We present an algorithm to eliminate the end face re...
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We propose on-chip topological transport of quantum frequency comb (10 THz) with frequency entanglement in valley photonic crystals. Our proposal could open new avenues for high-dimensional information processing util...
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optical frequency combs, characterized by high signal-to-noise ratio and fine time resolution, have made signifi-cant contributions in the field of optical time-frequency transfer towards long distance and high precis...
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A polarization splitter rotator (PSR) is a highly promising solution for polarization management in photonic integrated circuits (PICs). This paper proposes a PSR structure design based on AlGaAs-on-insulator (AlGaAsO...
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We report on the theoretical and experimental demonstration of non-Hermitian antichiral currents based on a tunable non-Hermitian Hall ladder in the synthetic frequency dimension implemented by two coupled optical rin...
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