[1] [1] Chen X, Zhang Z, Hu X. The evolution trends of PON and key techniques for NG-PON[C]. Information, Communications and Signal Processing (ICICS), 2013: 1-6.

[2] [2] Kramer G, Pesavento G. Ethernet passive optical network (EPON): Building a next-generation optical access network[J]. Communications Magazine, IEEE, 2002, 40(2): 66-73.

[3] [3] Banerjee A, Park Y, Clarke F, et al.. Wavelength-division-multiplexed passive optical network (WDM-PON) technologies for broadband access: A review[J]. Journal of Optical Networking, 2005, 4(11): 737-758.

[4] [4] Zhou L, Wong N H L, Yeo Y K, et al.. Traffic scheduling in hybrid WDM-TDM PON with wavelength-reuse ONUs[J]. Photonic Network Communications, 2012, 24(2): 151-159.

[5] [5] Duser M. A review of past, present and future optical networks optics is driving structural change[C]. Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2011 and the National Fiber Optic Engineers Conference IEEE, 2011: 1-49.

[6] [6] Grobe K. Next-generation access/backhaul based on ITU G. 989, NG-PON2[C]. Photonic Networks, 15. ITG Symposium, 2014. 1-6.

[7] [7] Ragheb A M, Fathallah H. Performance analysis of next generation- PON (NG- PON) architectures[C]. High Capacity Optical Networks and Enabling Technologies (HONET), 2011: 339-345.

[8] [8] Luo Y, Zhou X, Effenberger F, et al.. Time-and wavelength-division multiplexed passive optical network (TWDM-PON) for nextgeneration PON stage 2 (NG-PON2)[J]. J Lightwave Technol, 2013, 31(4): 587-593.

[9] [9] Kaneko S, Yoshida T, Furusawa S, et al.. First λ-tunable dynamic load-balancing operation enhanced by 3-msec bidirectional hitless tuning on symmetric 40-Gbit/s WDM/TDM-PON[C]. Optical Fiber Communication Conference, 2014: Th5A. 4.

[10] [10] Yoshida T, Kaneko S, Kimura S, et al.. An automatic load-balancing DWBA algorithm considering long-time tuning devices for λ-tunable WDM/TDM-PON[C]. Optical Communication (ECOC 2013), 39th European Conference and Exhibition on. IET, 2013: 1-3.

[11] [11] Chow C W, Yeh C H. Technology advances for the 2nd stage next-generation passive-optical-network (NG-PON2)[C]. Advanced Infocomm Technology (ICAIT), 2013 6th International Conference on. IEEE, 2013: 83-84.

[12] [12] Nakamura H, Taguchi K, Tamaki S, et al.. 40 Gbit/s-class-λ-tunable WDM/TDM-PON using λ-selectable B-Tx and 4×M cyclic AWG router for flexible photonic aggregation networks[J]. Opt Express, 2013, 21(1): 463-468.

[13] [13] Li Ruixin, Zhao Shanghong, Liu Zhenxia, et al.. An on-board optical switching data channel scheduling algorithm based on burst stream[J]. Chinese J Lasers, 2013, 40(11): 1105004.

[14] [14] Yang Xiaolong, Dang Mingrui, Mao Youju, et al.. A new burst assembly technique for supporting QoS in optical burst switching networks[J]. Chin Opt Lett, 2003, 1(5): 266-268.

[15] [15] Mei Junyao, He Zhou, Wang Chuanbiao, et al.. Influence of dynamic IP traffic on the combined nonlinear effects in IP over WDM networks[J]. Chinese J Lasers, 2010, 37(7): 1777-1783.