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N. Wada, R. Takemori, N. Kataoka, F. Kubota and K. Kitayama, "200 G-chip/s, 128-chip hierarchical optical BPSK labels processing and its networking application", presented at the 29th European Conf. Optical Communication (ECOC), Rimini, Italy, Paper Tu4.4.2, 2003.
N. Wada and K.-I. Kitayama, "Photonic IP routing using optical codes: 10 Gb/s optical packet transfer experiment", presented at the Optical Fiber Communication Conf. (OFC), Baltimore, MD, Paper WM51-1, 2000.
"Design of optical full encoders/decoders for code-based photonic routers",
IEEE J. Lightw. Technol., vol. 22, no. 7, pp. 1642-1650, Jul. 2004.
N. Wada, W. Chujo and K. Kitayama, "1.28 Tb/s (160 Gb/s × 8 wavelengths) throughput variable length packet switching using optical code based label switch", in Proc. 27th ECOC, vol. 6, Amsterdam, The Netherlands, 2001, pp. 62-63.
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X. Wang and K. Kitayama,
"Analysis of beat noise in coherent and incoherent time-spreading OCDMA",
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Z. Jiang, D. S. Seo, S. D. Yang, D. E. Leaird, A. M. Weiner, R. V. Roussev, C. Langrock and M. M. Fejer, "Four user, 2.5 Gb/s, spectrally coded O-CDMA system demonstration using low power nonlinear processing", presented at the Optical Fiber Communication Conf. (OFC), Los Angeles, CA, Paper PDP29, 2004.
R. P. Scott,
V. J. Hernandez,
B. H. Kolner,
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F. Kubota and K. Kitayama,
"High performance optical code generation and recognition using 511-chip 640 Gchip/s phase-shifted superstructured FBG",
Opt. Lett., vol. 30, no. 4, pp. 355-357, Feb. 2005.
X. Wang, N. Wada, T. Hamanaka, A. Nishiki and K. Kitayama, "10-user asynchronous OCDMA transmission experiment with 511-chip SSFBG and SC-based optical thresholder", presented at the Optical Fiber Communication Conf. (OFC), Anaheim, CA, Postdeadline PD 33, 2005.
X. Wang, N. Wada, G. Cincotti, T. Miyazaki and K. Kitayama, "Demonstration of 12-user, 10.71 Gbps truly asynchronous OCDMA using FEC and a pair of multi-port optical-encoder/decoders", presented at the European Conf. Optical Communication (ECOC), Glasgow, U.K.,Post-Deadline Thu 4.5.3, 2005.
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"High reflectivity superstructured FBG for coherent optical code generation and recognition",
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N. Wada and K. Kitayama,
"Impairments and limitation of inter-symbol-interference and beat noise in data-rate flexible OCDMA with SSFBG en/decoder",
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N. Wada, H. Furukawa, K. Fujinuma, T. Wada and T. Miyazaki, "160 Gb/s/port optical packet switch prototype with variable-length packet BER and loss real-time measurement (invite)", presented at the 31st European Conference and Exhibition on Optical Communication (ECOC), Glasgow, U.K.,Wednesday 1.4.1, Sep. 2005.
X. Wang, N. Wada, T. Miyazaki, G. Cincotti and K. Kitayama, "Field trial of 3-WDM × 10-OCDMA × 10.71 Gbps, truly-asynchronous, WDM/DPSK-OCDMA using hybrid E/D without FEC and optical threshold", presented at the Optical Fiber Communication Conf. (OFC), Anaheim, CA, Post-Deadline PDP 44, Mar. 2006.