We demonstrate a photon-number-resolving homodyne detector based on InGaAs PIN photodiodes with active phase compensation. Our detector preserves the capable of detecting single photon and allows 20 photons to be precisely discriminated.
© 2014 OSA
D. Huang, E. Han, W. Liu, D. Lin, C. Wang, P. Huang, and G. Zeng, "Experimental realization of a photon-number-resolving homodyne detector," in CLEO: 2014, OSA Technical Digest (online) (Optical Society of America, 2014), paper FM3A.5.
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