[1] [1] Chen Yong,Cao Jihong,Chen Ting et al.. Optimal modulation formats for 2560 km optical transmission with low-power penalty[J]. Acta Optica Sinica,2006,26(3):331-335

[2] [2] Qin Xi,Chen Yong,Cao Jihong et al.. Influence of dispersion compensation schemes on phase noise of phase modulation systems[J]. Chinese J. Lasers,2007,34(11):64-68

[3] [3] He Jing,Liu Limin,Chen Lin et al.. Generation of advanced modulation formats based on Mach-Zehnder modulators[J]. Chinese J. Lasers,2008,35(8):1185-1190

[4] [4] A. H. Gnauck,P. J. Winzer. Optical phase-shift-keyed transmission[J]. J. Lightwave Technol.,2005,23(1):115-130

[5] [5] 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

[6] [6] Qi Ming,Zhang Xinliang,Huang Dexiu. Tunable differential phase-shift keying demodulator using the Mach-Zehnder interferometer[J]. Chinese J. Lasers,2006,33(12):1643-1647

[7] [7] Graham T. Reed. The optical age of silicon[J]. Nature,2004,427:595-596

[8] [8] D. Deer. Silicon optics aims to combine the best of both worlds[J]. IEEE Computer,2006,39(6):16-19

[9] [9] Q. Xu,B. Schmidt,S. Pradhan et al.. Micrometre-scale silicon electro-optic modulator[J]. Nature,2005,435:325-327

[10] [10] Q. Xu,S. Manipatruni,B. Schmidt et al.. 12.5 Gbit/s carrier-injection-based silicon micro-ring modulators[J]. Opt. Express,2007,15(2):430-436

[11] [11] A. Yariv. Universal relations for coupling of optical power between microresonators and dielectric waveguides[J]. Electron. Lett.,1999,36(4):321-322

[12] [12] L. Zhang,Y. Li,J. Y. Yang et al.. Performance and design guidelines for silicon-based micro-ring modulators in 10 Gbits/s systems[C]. in National Fiber Optic Engineers Conference,OSA Technical Digest Series (CD) (Optical Society of America,2007),paper JWA39

[13] [13] R. A. Soref,B. R. Bennet. Electrooptical effects in silicon[J]. IEEE J. Quantum Electron.,1987,QE-23(1):123-129

[14] [14] C. A. Barrios,M. Lipson. Modeling and analysis of high-speed electro-optic modulation in high confinement silicon waveguides using metal-oxide-semiconductor configuration[J]. J. Appl. Phys.,2004,96(11):6008-6015