Laming, R.I., Gnauck, A.H., Giles, C.R., Zervas, M.N. and Payne, D.N.
High sensitivity optical pre-amplifier at 10Gbit/s employing a low noise composite EDFA with 46dB gain
At 3rd Topical Meeting on Optical Amplifiers & Their Applications, United States.
24 - 26 Jun 1992.
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We have demonstrated an optical preamplifier with a record sensitivity of -38.8dBm (102 photons/bit) at 10Gbit/s. When employed in a practical link the sensitivity is only slightly degraded to -37.6dBm (135 photons/bit) by input coupling losses and feedback due to Rayleigh backscattering.
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