[1] [1] WANG X, WADA N, HAMANAK T, et al. 10-user truly-asynchronous OCDMA experi-ment with 511-chip SSFBG en/decoder and SC-based optical thresholder[C]//Optical Fiber Communication (OFC) Conference 2005, November 3-6, 2005, Anaheim, America. New York: OSA, 2005: 1-6.

[2] [2] LEE J H, TEH P C, YUSOBPFF Z, et al. A holey fiber-based nonlinear thresholding device for optical CDMA receiver performance enhancement[J]. IEEE Photon. Technol. Lett., 2002, 14(6): 876-878.

[3] [3] LI K, CONG W, HERNANDEZ V J, et al. 10 Gbit/s optical CDMA encoderdecoder BER performance using HNLF thresholde[C]// Optical Fiber Communication Conference on Optical Communication, Feb. 23-27, 2004, Anaheim, America. New York: OSA, 2004.

[4] [4] LEE J H, TEH P C, PETROPOULOS P, et al. A grating-based OCDMA coding-decoding system incorporating a nonlinear optical loop mirror for improved code recognition and noise reduction[J]. J. Lightw. Technol., 2002, 20(1): 36-46.

[8] [8] CHEN Yinfang, WANG Rong, TAO Pu, et al. Effect of filter parameters on enhanced performance of highly nonlinear fiber-based all optical thresholding[J]. Optical Engineering, 2013, 52(4), 045002-1-045002-5.

[9] [9] JIANG Z, SEO D S, YANG S D, et al. Four user 10 Gb/s spectrally phase-coded O-CDMA system operating at ~30 fj/bit[J]. IEEE Photon. Technol. Lett., 2005, 17(3): 705-707.

[10] [10] HAMANAKA T, WANG X, WADA N, et al. Compound Data Rate and Data-Rate-Flexible 622 Mb/s~10 Gb/s OCDMA Experiments Using 511-Chip SSFBG and Cascaded SHG-DFG-Based PPLN Waveguide Optical Thresholder[J]. IEEE J. Sel. Top. Quantum Electron., 2007, 13(5): 1516-1521.

[11] [11] SONG Yufeng, CHEN Yunxiang, JIANG Xiantao, et al. Few-Layer Antimonene Decorated Microfiber as an All Optical Thresholder and Wavelength Converter for Optical Signal Processing[C]// Asia Communication and Photonics Conference, (ACP) 2017, November 10-13, 2017, Guangzhou, China. New York: OSA, 2017.

[12] [12] SONG Yufeng, LIANG Zhiming, JIANG Xiantao, et al. Few-layer antimonene decorated microfiber: ultra-short pulse generation and all-optical thresholding with enhanced long term stability[J]. 2D Materials, 2017, 4(4): 1-18.

[13] [13] WANG X, MATSUSHIMA K, KITAYAMA K, et al. High-performance optical code generation and recognition by use OBPF a 511-chip, 640-Gchip/s phase-shifted superstructured fiber Bragg grating[J]. Opt. Lett., 2005, 30(4): 355-357.

[14] [14] JIN X, KEATING T, CHUANG S L. Theory and experiment of high-speed cross-gain modulation in semiconductor lasers[J]. IEEE J. Quantum Electron., 2000, 36(12): 1485-1493 .