Unambiguous state discrimination of coherent states with linear optics: Application to quantum cryptography

Physical Review A - Atomic, Molecular, and Optical Physics

Volumn 66, Issue 4, 2002, Pages 423131-423135

  Van Enk, S J ^a  

^a LUCENT TECHNOLOGIES   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

LASER PULSES; PHOTODETECTORS; PHOTONS; PROBABILITY; QUANTUM CRYPTOGRAPHY;

QUANTUM NONDEMOLITION;

LASER OPTICS;

EID: 0036819125     PISSN: 10502947     EISSN: None     Source Type: Journal    
DOI: 10.1103/PhysRevA.66.042313     Document Type: Article

References (23)

1. I.D. Ivanovic, Phynns. Lett. A 123, 257 (1987).
2. D. Dieks, Phys. Lett. A 126, 303 (1988); A. Peres, ibid. 128, 19 (1988).
3. D. Dieks, Phys. Lett. A 126, 303 (1988); A. Peres, ibid. 128, 19 (1988).
4. A. Chefles, Phys. Lett. A 239, 339 (1998).
5. A. Chefles and S.M. Barnett, Phys. Lett. A 250, 223 (1998).
6. H.E. Brandt, Am. J. Phys. 67, 434 (1999).
7. M. Dusek, M. Jahma, and N. Lütkenhaus, Phys. Rev. A 62, 022306 (2000).
8. B. Huttner, A. Muller, J.D. Gautier, H. Zbinden, and N. Gisin, Phys. Rev. A 54, 3783 (1996); R.B.M. Clarke, A. Chefles, S.M. Barnett, and E. Riis, ibid. 63, 040305 (2001).
9. B. Huttner, A. Muller, J.D. Gautier, H. Zbinden, and N. Gisin, Phys. Rev. A 54, 3783 (1996); R.B.M. Clarke, A. Chefles, S.M. Barnett, and E. Riis, ibid. 63, 040305 (2001).
10. C.H. Bennett and G. Brassard, in Proceedings of the IEEE International Conference on Computers, Systems, and Signal Processing, Bangalore, India (IEEE, New York, 1984), pp. 175-179.
11. P.D. Townsend, Opt. Fiber Technol.: Mater., Devices Syst. 4, 345 (1998); R.J. Hughes, G.L. Morgan, and C.G. Peterson, J. Mod. Opt. 47, 533 (2000); N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, e-print quant-ph/0101098.
12. P.D. Townsend, Opt. Fiber Technol.: Mater., Devices Syst. 4, 345 (1998); R.J. Hughes, G.L. Morgan, and C.G. Peterson, J. Mod. Opt. 47, 533 (2000); N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, e-print quant-ph/0101098.
13. P.D. Townsend, Opt. Fiber Technol.: Mater., Devices Syst. 4, 345 (1998); R.J. Hughes, G.L. Morgan, and C.G. Peterson, J. Mod. Opt. 47, 533 (2000); N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, e-print quant-ph/0101098.
14. G. Brassard, N. Lütkenhaus, T. Mor, and B.C. Sanders, Phys. Rev. Lett. 85, 1330 (2000); N. Lütkenhaus, Phys. Rev. A 61, 052304 (2000); S. Felix, N. Gisin, A. Stefanov, and H. Zbinden, J. Mod. Opt. 48, 2009 (2001); J. Calsamiglia, S.M. Barnett, and N. Lütkenhaus, e-print quant-ph/0107148, See also B. Huttner, N. Imoto, N. Gisin, and T. Mor, Phys. Rev. A 51, 1863 (1995).
15. G. Brassard, N. Lütkenhaus, T. Mor, and B.C. Sanders, Phys. Rev. Lett. 85, 1330 (2000); N. Lütkenhaus, Phys. Rev. A 61, 052304 (2000); S. Felix, N. Gisin, A. Stefanov, and H. Zbinden, J. Mod. Opt. 48, 2009 (2001); J. Calsamiglia, S.M. Barnett, and N. Lütkenhaus, e-print quant-ph/0107148, See also B. Huttner, N. Imoto, N. Gisin, and T. Mor, Phys. Rev. A 51, 1863 (1995).
16. G. Brassard, N. Lütkenhaus, T. Mor, and B.C. Sanders, Phys. Rev. Lett. 85, 1330 (2000); N. Lütkenhaus, Phys. Rev. A 61, 052304 (2000); S. Felix, N. Gisin, A. Stefanov, and H. Zbinden, J. Mod. Opt. 48, 2009 (2001); J. Calsamiglia, S.M. Barnett, and N. Lütkenhaus, e-print quant-ph/0107148, See also B. Huttner, N. Imoto, N. Gisin, and T. Mor, Phys. Rev. A 51, 1863 (1995).
17. G. Brassard, N. Lütkenhaus, T. Mor, and B.C. Sanders, Phys. Rev. Lett. 85, 1330 (2000); N. Lütkenhaus, Phys. Rev. A 61, 052304 (2000); S. Felix, N. Gisin, A. Stefanov, and H. Zbinden, J. Mod. Opt. 48, 2009 (2001); J. Calsamiglia, S.M. Barnett, and N. Lütkenhaus, e-print quant-ph/0107148, See also B. Huttner, N. Imoto, N. Gisin, and T. Mor, Phys. Rev. A 51, 1863 (1995).
18. G. Brassard, N. Lütkenhaus, T. Mor, and B.C. Sanders, Phys. Rev. Lett. 85, 1330 (2000); N. Lütkenhaus, Phys. Rev. A 61, 052304 (2000); S. Felix, N. Gisin, A. Stefanov, and H. Zbinden, J. Mod. Opt. 48, 2009 (2001); J. Calsamiglia, S.M. Barnett, and N. Lütkenhaus, e-print quant-ph/0107148, See also B. Huttner, N. Imoto, N. Gisin, and T. Mor, Phys. Rev. A 51, 1863 (1995).
19. S.J. van Enk and C.A. Fuchs, Phys. Rev. Lett. 88, 027902 (2002); Quantum Information and Computation, 2, 151 (2002).
20. S.J. van Enk and C.A. Fuchs, Phys. Rev. Lett. 88, 027902 (2002); Quantum Information and Computation, 2, 151 (2002).
21. C.H. Bennett, Phys. Rev. Lett. 68, 3121 (1992).
22. 2 for integer N.
23. Of course, the scheme is optimal only with perfect photodetectors (no dark counts, 100% efficiency), perfect beam splitters, perfect alignment, etc.