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photon polarization," arXiv:0908.4063v1 (2009).

H. Weier, T. Schmitt-Manderbach, N. Regner, C. Kurtsiefer, H. Weinfurter, "Free space quantum key distribution: Towards a real
life application," Fortschr. Phys. 54, 840-845 (2006).

D. O'Brien, G. Faulkner, K. Jim, E. Zyambo, D. Edwards, M. Whitehead, P. Stavrinou, G. Parry, J. Bellon, M. Sibley, V. Lalithambika, V. Joyner, R. Samsudin, D. Holburn, R. Mears, "High-speed integrated transceivers for optical
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J. G. Rarity, P. R. Tapster, P. M. Gorman, P. Knight, "Ground to satellite secure key exchange using quantum
cryptography," New J. Phys. 4, (2002).

C. Bonato, A. Tomaello, V. D. Deppo, G. Naletto, P. Villoresi, "Feasibility of satellite quantum key distribution," New J. Phys. 11, 045017 (2009).

A. R. Dixon, Z. L. Yuan, J. F. Dynes, A. W. Sharpe, A. J. Shields, "Gigahertz decoy quantum key distribution with 1 mbit/s
secure key rate," Opt. Exp. 16, 18 790-18 979 (2008).

X. Ma, B. Qi, Y. Zhao, H.-K. Lo, "Practical decoy state for quantum key distribution," Phys. Rev. A 72, 012326 (2005).

H.-K. Lo, X. Ma, K. Chen, "Decoy state quantum key distribution," Phys. Rev. Lett. 94, 230504 (2005).

T. Schmitt-Manderbach, H. Weier, M. Frst, R. Ursin, F. Tiefenbacher, T. Scheidl, J. Perdigues, Z. Sodnik, C. Kurtsiefer, A. Rarity, J. G. Zeilinger, H. Weinfurter, "Experimental demonstration of free-space decoy-state
quantum key distribution over 144 km," Phys. Rev. Lett. 98, 010504 (2007).

W.-Y. Hwang, "Quantum key distribution with high loss: Toward global
secure communication," Phys. Rev. Lett. 91, 057901 (2003).

C. Kurtsiefer, P. Zarda, M. Halder, P. M. Gorman, P. R. Tapster, J. G. Rarity, W. H. , "Long distance free space quantum cryptography," Proc. SPIE 4917, 25 (2002).

T. H. Carbonneau, D. R. Wisely, "Opportunities and challenges for optical wireless: The
competitive advantage of free space telecommunications links in
today's crowded marketplace," Proc. SPIE Wireless Technologies and Systems:
Millimeter-Wave and Optical 3232, 119-128 (1998).

H.-K. Lo, J. Preskill, "Security of quantum key distribution using weak
coherent states with nonrandom phases," Quantum Inf. Comp. 8, 431-458 (2007).

V. Scarani, H. Bechmann-Pasquinucci, N. J. Cerf, M. Dusek, N. Lutkenhaus, M. Peev, "The security of practical quantum key distribution," Rev. Mod. Phys. 81, 1301 (2008).

V. Scarani, S. Iblisdir, N. Gisin, A. Acín, "Quantum cloning," Rev. Mod. Phys. 77, 1225-1256 (2005).

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