Z. Shen, H. Hasegawa, T. Tanaka, and A. Hirano, "A novel elastic optical path network that utilizes bitrate-specific anchored frequency slot arrangement," OSA Optics Express 22, pp. 3169-3179, February 2014.
L. H. Chau, H. Hasegawa and K. Sato, “Performance evaluations of large-scale multi-stage hetero-granular optical cross-conects,” Optics Express, Vol. 22, Iss. 3, pp. 3157-3168, February, 2014. ECOC 2013 Special Issue (invited submission as the best papers from ECOC 2013).
International Conferences
Y. Terada, Y. Mori, H. Hasegawa, and K. Sato, “Enhancement of Fiber Frequency Utilization by Employing Grouped Optical Path Routing,”OFC2014, W1C.6. San Francisco, March, 2014.
H. Ishida, H. Hasegawa, and K. Sato, “Hardware Scale and Performance Evaluation of Compact OXC Add/Drop Architecture,”OFC2014, W1C.7, San Francisco, March, 2014.
S. Takashina, Y. Mori, H. Hasegawa, K. Sato, and T. Watanabe, “Low Crosstalk Wavelength Tunable Filter that Utilizes Symmetric and Asymmetric Mach-Zehnder Interferometers,” OFC2014, Th3F.6, San Francisco, March, 2014.
Y. Tanaka, H. Hasegawa, and K. Sato, “Performance Evaluations of Large-Scale OXC that Achieves Modular and Hitless Expansion," OFC2014, W2A.50, San Francisco, March, 2014.
Y. Mori, H. Hasegawa, and K. Sato, “Fiber-nonlinearity limitation of transmission distances in ultra-dense gridless photonic networks,” OFC2014, W2A.33, San Francisco, March, 2014.
K. Takaha, Y. Mori, H. Hasegawa, K. Sato, T. Watanabe, "A 204.8 Tbps Throughput 64x64 Optical Cross-Connect Prototype that Allows C/D/C Add/Drop," OFC2014, paper M2K.1, March, 2014.
K. Sato, “Implication of inter-node and intra-node contention in creating large throughput photonic networks,” IEEE Optical Network Design and Modelling conference, ONDM 2014, Stockholm, May, 2014, pp. 144-149.
A. Jirattigalachote, P. Monti, L. Wosinska, Y. Taniguchi, T. Ban, H. Hasegawa, K. Sato, "Design of Grouped Routing Entity (GRE)-based Optical Networks with 100% Signal Quality Guarantee," IEEE Optical Network Design and Modelling conference, ONDM2014, Stockholm, S3_4, May, 2014.
Y. Mori and K. Sato, "Photonic networks that exploit digital coherent technologies," Proc. SPIE 9008, Optical Metro Networks and Short-Haul Systems VI, 900802, February 2014. (Invited paper)
Z. Shen, H. Hasegawa, and K. Sato, “A novel flexible Grid/semi-flexible grid optical path network design algorithm that reserves exclusive frequency slots for high bitrate signals,” IEEE International Conference on Optical Network Design and Modeling (ONDM), paper S10_3, Stockholm, Sweden, May 2014.
Z. Shen, H. Hasegawa, and K. Sato, “Disruption minimized spectrum defragmentation and equalization of bitrate dependent blocking in semi-flexible grid networks,” IEEE Photonics in Switching (PS), paper PW1B.2, San Diego, USA, July 2014.
L. H. Chau, H. Hasegawa and K. Sato, “Blocking performance of multi-stage routing optical path networks,” OptoElectronics and Communication Conference and Australian Conference on Optical Fibre Technology, OECC/AOTF 2014, Melbourne, Australia, July, 2014.
K. Sato, H. Hasegawa, K. Sato, “Design of Reliable Optical Path Networks That Consist of Large Scale Subsystem-Modular OXC Nodes”, OptoElectronics and Communication Conference and Australian Conference on Optical Fibre Technology, OECC/AOTF 2014, MO1A-3, Melbourne, Australia, July, 2014.
K. Sato, “How to create large scale oxcs/roadms for future networks,” 16th International Conference on Transparent Optical Networks, ICTON 2014, We.B1.4, Graz, Austria, July, 2014.
K. Ueda, Y. Mori, H. Hasegawa, K. Sato, "Optimum Power-budget Allocation for Large-scale Optical Switches Utilizing Cyclic Arrayed Waveguide Gratings" Photonics in Switching, PS2014, San Diego, JT5C.3. July, 2014.
K. Oka, H. Hasegawa, K. Sato, "Dynamic Control of Optical Path Networks by Utilizing Adaptive Wavelength Grouping and Link Fiber Selection" Photonics in Switching, PS2014, San Diego, PM4C.2. July, 2014.
Y. Terada, Y. Mori, H. Hasegawa, and K. Sato, “Verification of High Frequency Spectrum Utilization in Grouped Optical Path Routing Networks under Traffic Growth Scenario,”ECOC2014, Mo.3.1.4. Cannes, September, 2014.
K. Ueda, Y. Mori, H. Hasegawa, K. Sato, T. Watanabe, ”Novel Large-port-count Optical-switch Architecture for Optical Interconnection in Datacenter”ECOC2014, We.3.5.1. Cannes, September, 2014.
S. Takashina, Y. Mori, H. Hasegawa, K. Sato, and T. Watanabe,“Low-loss and Low-power-consumption Wavelength Tunable Filter Enabling Colorless/Directionless/Contentionless Optical Drop in ROADMs,”ECOC2014, paper We.3.5.2, Cannes, September, 2014.
J. Kurumida, K. Ishii, A. Takefusa, Y. Tanimura, S. Yanagimachi, H. Takeshita, A. Tajima, K. Fukuchi, H. Honma, W. Odashima, H. Onaka, K. Tanizawa, K. Suzuki, S. Suda, K. Ikeda, H. Kawashima, H. Uetsuka, H. Matsuura, H. Kuwatsuka, K. Sato, T. Kudoh, S. Namiki, “First demonstration of ultra-low-energy hierarchical multi-granular optical path network dynamically controlled through NSI-CS for video related applications,” ECOC 2014, PD.1.3, Cannes, September, 2014.
K. Sato, “Role of optical switches in networks and datacenters,” The 7th International Symposium on VICTORIES Project & Workshop, WIN² 2014, Tsukuba, Ibaraki, October, 2014.
K. Sato, H. Hasegawa, K. Sato, ”Cost Effective and Reliable Networking that Utilizes Subsystem Modular OXC Nodes” The 7th International Symposium on VICTORIES project & workshop, WIN² 2014, P3, Tsukuba, Ibaraki, October, 2014.
Z. Shen, H. Hasegawa, and K. Sato, “A novel semi-flexible grid network utilizing aligned frequency slot assignment,” International Symposium on VICTORIES Project & workshop, WIN² 2014, P4, Tsukuba, October 2014.
K. Sato, “Large-sale optical switch architectures for intra-datacenter networks,” Asia Communications and Photonics Conference, ACP 2014, Workshop 7: Optical Datacentre Networks, Session 2, Shanghai, China, November, 2014.
K. Ueda, Y. Mori, H. Hasegawa, and K. Sato ”Port Count Analysis of Wavelength Routing Switch that Utilizes Cyclic AWGs”電子情報通信学会,2014年総合大会,新潟大学,BS-1-26,2014年3月.
Y. Terada, Y. Mori, H. Hasegawa, and K. Sato, “Fiber Capacity Enhancement Employing Grouped Optical Path Routing,”電子情報通信学会,2014年総合大会,新潟大学,BS-1-30,2014年3月.
M. M. Soares, H. Hasegawa, K. Sato, "Impact of Branching in Grouped Routing Optical Networks in a Dynamic Scenario," 電子情報通信学会, 2014年ソサエティ大会, 徳島大学, 徳島, B-12-13, 2014年9月.