UTC-PD with type-II GaAs0.5Sb0.5/In0.53Ga0.47As hybrid absorber integrated with substrate lens is demonstrated with high responsivity (0.95A/W) and wide O-E bandwidth (33GHz) at 1310 nm wavelength. High-sensitivity (-10dBm OMA) is realized in 400G lens-free DR-4 platform.
© 2020 The Author(s)
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