On-demand spectrum and space defragmentation in an elastic SDM/FDM/TDM network with mixed multi- and single-core fiber links. - Norberto Amaya; M. Irfan; Georgios S. Zervas; Reza Nejabati; Dimitra Simeonidou; V. J. F. Rancano; Francesca Parmigiani; Periklis Petropoulos; David J. Richardson; Jun Sakaguchi; Werner Klaus; Benjamin J. Puttnam; et al. (OFC/NFOEC, 2013)

Investigation of receiver DSP carrier phase estimation rate for self-homodyne space-division multiplexing communication systems. - Jose Manuel Delgado Mendinueta; Benjamin J. Puttnam; Jun Sakaguchi; Ruben S. Luis; Werner Klaus; Yoshinari Awaji; Naoya Wada; Atsushi Kanno; Tetsuya Kawanishi (OFC/NFOEC, 2013)

105Tb/s transmission system using low-cost, MHz linewidth DFB lasers enabled by self-homodyne coherent detection and a 19-core fiber. - Benjamin J. Puttnam; Jose Manuel Delgado Mendinueta; Jun Sakaguchi; Ruben S. Luis; Werner Klaus; Yoshinari Awaji; Naoya Wada; Atsushi Kanno; Tetsuya Kawanishi (OFC/NFOEC, 2013)

Fundamental study on new characterization method for crosstalk property of multi-core fibers using long wavelength probe signals. - Jun Sakaguchi; Yoshinari Awaji; Naoya Wada (OFC/NFOEC, 2013)

Large-capacity transmission over a 19-core fiber. - Jun Sakaguchi; Benjamin J. Puttnam; Werner Klaus; Jose Manuel Delgado Mendinueta; Yoshinari Awaji; Naoya Wada; Atsushi Kanno; Tetsuya Kawanishi (OFC/NFOEC, 2013)

Development of carrier-phase synchronization swapper for space-division multiplexed self-homodyne optical networks. - Jun Sakaguchi; Yoshinari Awaji; Naoya Wada (ECOC, 2014)

Digital signal processing techniques for multi-core fiber transmission using self-homodyne detection schemes. - Jose Manuel Delgado Mendinueta; Ruben S. Luis; Benjamin J. Puttnam; Jun Sakaguchi; Werner Klaus; Yoshinari Awaji; Naoya Wada; Atsushi Kanno; Tetsuya Kawanishi (EUSIPCO, 2014)

2.15 Pb/s transmission using a 22 core homogeneous single-mode multi-core fiber and wideband optical comb. - Benjamin J. Puttnam; Ruben S. Luis; Werner Klaus; Jun Sakaguchi; Jose Manuel Delgado Mendinueta; Yoshinari Awaji; Naoya Wada; Yoshiaki Tamura; Tetsuya Hayashi; Masaaki Hirano; J. Marciante (ECOC, 2015)

Long distance transmission in a multi-core fiber with self-homodyne detection. - Benjamin J. Puttnam; Ruben S. Luis; Jose Manuel Delgado Mendinueta; Jun Sakaguchi; Werner Klaus; Yoshinari Awaji; Naoya Wada; Atsushi Kanno; Tetsuya Kawanishi (OFC, 2015)

Realizing a 36-core, 3-mode fiber with 108 spatial channels. - Jun Sakaguchi; Werner Klaus; Jose Manuel Delgado Mendinueta; Benjamin J. Puttnam; Ruben S. Luis; Yoshinari Awaji; Naoya Wada; Tetsuya Hayashi; Tetsuya Nakanishi; T. Watanabe; Y. Kokubun; Taketoshi Takahata; et al. (OFC, 2015)

Optical comb-based versatile wavelength division multicasting add-drop node for efficient WDM networks. - Jun Sakaguchi; Takahide Sakamoto; Atsushi Kanno; Yoshinari Awaji; Naoya Wada; Tetsuya Kawanishi (OFC, 2015)

Space division multiplexing (SDM) transmission and related technologies. - Naoya Wada; Benjamin J. Puttnam; Ruben S. Luis; Jun Sakaguchi; Werner Klaus; Jose Manuel Delgado Mendinueta; Yoshinari Awaji (ICTON, 2016)

Analysis of Few-Mode Multi-Core Fiber Splice Behavior Using an Optical Vector Network Analyzer. - Simon Rommel; Jose Manuel Delgado Mendinueta; Werner Klaus; Jun Sakaguchi; Juan Jose Vegas Olmos; Yoshinari Awaji; Idelfonso Tafur Monroy; Naoya Wada (ECOC, 2017)

Spectrally-Efficient Seed-Lightwave-Distribution System using Space-Division-Multiplexed Distribution Channel for Multi-core 3-Mode-Multiplexed DP-64QAM Transmission. - Jun Sakaguchi; Werner Klaus; Benjamin J. Puttnam; Jose Manuel Delgado Mendinueta; Yoshinari Awaji; Naoya Wada (ECOC, 2017)

Homogeneous multi-core fibers in future optical networks. - Benjamin J. Puttnam; Ruben S. Luis; Georg Rademacher; Werner Klaus; Jun Sakaguchi; Yoshinari Awaji; Naoya Wada (ICTON, 2017)

High-capacity MCF transmission with wideband comb. - Benjamin J. Puttnam; Ruben S. Luis; Georg Rademacher; Jun Sakaguchi; Werner Klaus; Yoshinari Awaji; Naoya Wada; Erik Agrell; J. Marciante; Bill P.-P. Kuo; Stojan Radic (OFC, 2017)

Advanced Space Division Multiplexing Technologies for Optical Networks. - Werner Klaus; Benjamin J. Puttnam; Ruben S. Luís; Jun Sakaguchi; José Manuel Delgado Mendinueta; Yoshinari Awaji; Naoya Wada (JOCN, 2017)

Measurement of Modal Dispersion and Group Delay in a Large Core Count Few-Mode Multi-Core Fiber. - Simon Rommel; Jose Manuel Delgado Mendinueta; Werner Klaus; Jun Sakaguchi; Juan Jose Vegas Olmos; Yoshinari Awaji; Idelfonso Tafur Monroy; Naoya Wada (ECOC, 2018)

228-Spatial-Channel Bi-Directional Data Communication System Enabled by 39-Core 3-Mode Fiber. - Jun Sakaguchi; Werner Klaus; Yoshinari Awaji; Naoya Wada; Tetsuya Hayashi; Takuji Nagashima; Tetsuya Nakanishi; Toshiki Taru; Taketoshi Takahata; Tetsuya Kobayashi (ECOC, 2018)

Inter-Core Skew Measurements in Temperature Controlled Multi-Core Fiber. - Benjamin J. Puttnam; Georg Rademacher; Ruben S. Luis; Jun Sakaguchi; Yoshinari Awaji; Naoya Wada (OFC, 2018)

Chromatic Dispersion Analysis and Compensation in a Large Core-Count Few-Mode Multi-Core Fiber Based on Optical Vector Network Analysis. - John van Weerdenburg; Simon Rommel; Jose Manuel Delgado Mendinueta; Werner Klaus; Jun Sakaguchi; Juan Jose Vegas Olmos; Ton Koonen; Yoshinari Awaji; Idelfonso Tafur Monroy; Chigo Okonkwo; Naoya Wada (OFC, 2019)

Multi-Span Transmission over 65 km 38-Core 3-Mode Fiber. - Georg Rademacher; Benjamin J. Puttnam; Ruben S. Luís; Jun Sakaguchi; Werner Klaus; Tobias A. Eriksson; Yoshinari Awaji; Tetsuya Hayashi; Takuji Nagashima; Tetsuya Nakanishi; Toshiki Taru; Taketoshi Takahata; et al. (ECOC, 2020)

10.66 Peta-Bit/s Transmission over a 38-Core-Three-Mode Fiber. - Georg Rademacher; Benjamin J. Puttnam; Ruben S. Luís; Jun Sakaguchi; Werner Klaus; Tobias A. Eriksson; Yoshinari Awaji; Tetsuya Hayashi; Takuji Nagashima; Tetsuya Nakanishi; Toshiki Taru; Taketoshi Takahata; et al. (OFC, 2020)

273.6 Tb/s Transmission Over 1001 km of 15-Mode Fiber Using 16-QAM C-Band Signals. - Menno van den Hout; Giammarco Di Sciullo; Georg Rademacher; Ruben S. Luís; Benjamin J. Puttnam; Nicolas K. Fontaine; Roland Ryf; Haoshuo Chen; Mikael Mazur; David T. Neilson; Pierre Sillard; Frank Achten; et al. (OFC, 2023)

Randomly Coupled 19-Core Multi-Core Fiber with Standard Cladding Diameter. - Georg Rademacher; Menno van den Hout; Ruben S. Luís; Benjamin J. Puttnam; Giammarco Di Sciullo; Tetsuya Hayashi; Ayumi Inoue; Takuji Nagashima; Simon Gross; Andrew Ross-Adams; Michael J. Withford; Jun Sakaguchi; et al. (OFC, 2023)

Experimental Analysis of Receiver Failure For 19-Core Randomly Coupled Core Fibre Transmission. - Menno van den Hout; Ruby S. B. Ospina; Ruben S. Luís; Benjamin J. Puttnam; Giammarco Di Sciullo; Tetsuya Hayashi; Ayumi Inoue; Takuji Nagashima; Simon Gross; Andrew Ross-Adams; Michael J. Withford; Jun Sakaguchi; et al. (OFC, 2024)

Wideband S, C,+ L-Band Comb Regeneration in Large-Scale Few-Mode MCF Link with Single-Mode Seed Channel. - Benjamin J. Puttnam; Daniele Orsuti; Ruben S. Luis; Manuel S. Neves; Menno van den Hout; Giammarco Di Sciullo; Georg Rademacher; Jun Sakaguchi; Cristian Antonelli; Chigo Okonkwo; Luca Palmieri 001; Hideaki Furukawa (OFC, 2024)

Experimental demonstration of a multi-core fiber seeded comb optical network (MCF-SCON). - Benjamin J. Puttnam; Ruben S. Luis; Daniele Orsuti; Georg Rademacher; Giammarco Di Sciullo; Menno van den Hout; Jun Sakaguchi; Cristian Antonelli; Chigo Okonkwo; Luca Palmieri 001; Hideaki Furukawa (J. Opt. Commun. Netw., 2024)

Phase-Coherent DSP over Space and Wavelength using Synchronized Optical Frequency Combs for Short-Reach Networks. - Daniele Orsuti; Benjamin J. Puttnam; R. S. Luis; Manuel S. Neves; Divya A. Shaji; Budsara Boriboon; Jun Sakaguchi; Cristian Antonelli; P. P. Monteiro; Fernando P. Guiomar; Luca Palmieri 001; H. Furukawa (OFC, 2025)

Reduction of Modal Dispersion through Mode Permutation in Multi-Mode Fiber Transmission. - Giammarco Di Sciullo; Divya A. Shaji; Menno van den Hout; Georg Rademacher; Ruben S. Luís; Benjamin J. Puttnam; Nicolas K. Fontaine; Roland Ryf; Haoshuo Chen; Mikael Mazur; David T. Neilson; Pierre Sillard; et al. (OFC, 2025)