[1] Tekeshi Hoshida, Olga Vassilieva, Kaori Yamada et al.. Optimal 40 Gb/s modulation formats for spectrally efficient long-haul DWDM systems [J]. J. Lightwave Technol., 2002, 20(12):1989~1995
[2] Takashi Mizuochi, Kazuyuki Ishida, Tatsuya Kobayashi et al.. A comparative study of DPSK and OOK WDM transmission over transoceanic distances and their performance degradations due to nonlinear phase noise [J]. J. Lightwave Technol., 2003, 21(9):1933~1943
[3] Chris Xu, Xiang Liu, Linn F. Mollenauer et al.. Comparison of return-to-zero differential phase-shift keying and on-off keying in long-haul dispersion managed transmission [J]. IEEE Photon. Technol. Lett., 2003, 15(4):617~619
[4] A. H. Gnauck, S. Chandrasekhar, J. Leuthold et al.. Demonstration of 42.7-Gb/s DPSK receiver with 45 photons/bit sensitivity [J]. IEEE Photon. Technol. Lett., 2003, 15(1):99~101
[5] Jochen Leibrich, Christoph Wree, Werner Rosenkranz. CF-RZ-DPSK for suppression of XPM on dispersion-managed long-haul optical WDM transmission on standard single-mode fiber [J]. IEEE Photon. Technol. Lett., 2002, 14(2):155~157
[7] E. A. Swanson, J. C. Livas, R. S. Bondurant. High sensitivity optically preamplified direct detection DPSK receiver with active delay-line stabilization [J]. IEEE Photon. Technol. Lett., 1994, 6(2):263~265
[8] Yoshinari Awaji, Toshiaki Kuri, Wataru Chujo et al.. Direct detection of OC-192 DPSK signal using polarization-controlled differential-phase-to-intensity conversion (DPIC) [J]. IEEE Photon. Technol. Lett., 2002, 14(7):1007~1009
[9] E. Ciaramella, G. Contestabile, A. D’Errico. A novel scheme to detect optical DPSK signals [J]. IEEE Photon. Technol. Lett., 2004, 16(9):2138~2140
[10] C. W. Chow, H. K. Tsang. Polarization-independent DPSK demodulation using a birefringent fiber loop [J]. IEEE Photon. Technol. Lett., 2005, 17(6):1313~1315