Multi-dimensional permutation modulation aiming at both high spectral efficiency and high power efficiency. - Shota Ishimura; Kazuro Kikuchi (OFC, 2014)

Fast decoding and LLR-computation algorithms for high-order set-partitioned 4D-QAM constellations. - Shota Ishimura; Kazuro Kikuchi (ECOC, 2015)

Experimental demonstration of the 8-state Trellis-coded 4D-QPSK optical modulation format. - Shota Ishimura; Kazuro Kikuchi (OFC, 2015)

Novel Chromatic-Dispersion-Induced Power Fading Compensation Technique for Broadband RoF Systems based on Dual-Frequency Driving of DP-MZM. - Abdelmoula Bekkali; Shota Ishimura; Kazuki Tanaka; Kosuke Nishimura (ECOC, 2017)

1.032-Tb/s CPRI-Equivalent Data Rate Transmission using IF-over-Fiber System for High Capacity Mobile Fronthaul Links. - Shota Ishimura; Abdelmoula Bekkali; Kazuki Tanaka; Kosuke Nishimura; Masatoshi Suzuki (ECOC, 2017)

Simultaneous Transmission of Aggregated Microwave and Millimeter-wave Signals over Fiber with Parallel IM/PM Transmitter for Mobile Fronthaul Links. - Shota Ishimura; Byung Gon Kim; Kazuki Tanaka; Kosuke Nishimura; Hoon Kim; Yun Chur Chung; Masatoshi Suzuki (ECOC, 2017)

Optical and wireless integrated technologies for future mobile networks. - Masatoshi Suzuki; Shota Ishimura; Kazuki Tanaka; Abdelmoula Bekkali; Shinobu Nanba; Kosuke Nishimura; Byung Gon Kim; Hoon Kim; Yun C. Chung (ICTON, 2017)

Experimental demonstration of novel simple blind polarization-demultiplexing algorithm for stokes vector direct detection receivers. - Shota Ishimura; Kosuke Nishimura (OFC, 2017)

Decision-Directed Adaptive PDL-Compensation Algorithm for Stokes Vector Receivers. - Shota Ishimura; Kosuke Nishimura (ECOC, 2018)

First Experimental Demonstration of 5G Mobile Fronthaul Consisting of Cascaded IF-Over-Fiber Links, Frequency Converters and a Channel Selector. - Kazuki Tanaka; Abdelmoula Bekkali; Hsuan-Yun Kao; Shota Ishimura; Kosuke Nishimura; Masatoshi Suzuki (ECOC, 2018)

High Capacity Mobile Fronthaul Using DP-MZM-Based IF-Over-Fiber System with 1-Tbit/s CPRI-Equivalent Data Rate. - Abdelmoula Bekkali; Shota Ishimura; Kazuki Tanaka; Kosuke Nishimura; Masatoshi Suzuki (ICC, 2018)

Power-Fading-Free IF-over-Fiber Transmission with DEMZM using Simple Chirp Control for High-Capacity Mobile Fronthaul Links. - Shota Ishimura; Abdelmoula Bekkali; Kazuki Tanaka; Kosuke Nishimura; Masatoshi Suzuki (OFC, 2018)

IF-over-Fiber Technology Aiming at Efficient Bandwidth Utilization and Perfect Centralized Control for Next-Generation Mobile Fronthaul Links in C-RAN Architectures. - Shota Ishimura; ByungGon Kim; Kazuki Tanaka; Shinobu Nanba; Kosuke Nishimura; Hoon Kim; Yun Chur Chung; Masatoshi Suzuki (IEICE Trans. Commun., 2018)

120-Gb/s DP-QPSK Transmission using Polarization-Diversity Stokes-Analyzer-Based Coherent Receiver. - Shota Ishimura; Takuo Tanemura; Kosuke Nishimura (OFC, 2019)

Optical Access Technology for B5G MFH/MBH. - Kosuke Nishimura; Shota Ishimura; Abdelmoula Bekkali; Kazuki Tanaka; Haruhisa Hirayama; Yu Tsukamoto; Shinobu Nanba; Masatoshi Suzuki (OFC, 2019)

Tb/s-class CPRI-equivalent data rate transmission using IF-over-Fiber system for high-capacity mobile fronthaul links. - Shota Ishimura; Abdelmoula Bekkali; Kazuki Tanaka; Kosuke Nishimura; Masatoshi Suzuki (OECC/PSC, 2019)

Evolution Scenario of Optical Access Infrastructure for Supporting Beyond-5G Mobile Systems. - Kazuki Tanaka; Shota Ishimura; Abdelmoula Bekkali; Kosuke Nishimura; Masatoshi Suzuki (OECC/PSC, 2019)

SSBI-Free Photonic Armstrong Method for Ultra-Wideband PM Signal Generation. - Shota Ishimura; Hsuan-Yun Kao; Kazuki Tanaka; Kosuke Nishimura; Ryo Inohara; Takehiro Tsuritani; Masatoshi Suzuki (ECOC, 2020)

End-to-End Demonstration based on hybrid IFoF and Analogue RoF/RoMMF links for 5G Access/In-Building Network System. - Hsuan-Yun Kao; Hiroki Yasuda; Shota Ishimura; Kazuki Tanaka; Takamitsu Aiba; Tomohiro Wakabayashi; Kosuke Nishimura; Tetsuya Kawanishi; Ryo Inohara (ECOC, 2020)

Enabling Technology for 9.5-dB SNR Enhancement Utilizing Four-Wave Mixing Between a Conjugate Pair of Angle Modulation for Analog Radio-over-Fiber Links. - Shota Ishimura; Hidenori Takahashi; Takehiro Tsuritani; Masatoshi Suzuki (OFC, 2021)

Demonstration of 28-GHz Band Radio Signal Transmission into Vehicle by Analog Radio over Multi-Mode Fiber. - Hiroki Yasuda; Toshinori Suzuki; Hsuan-Yun Kao; Satoshi Tanaka; Shota Ishimura; Kazuki Tanaka; Naokatsu Yamamoto; Atsushi Kanno; Ryo Inohara; Kosuke Nishimura; Takamitsu Aiba; Tomohiro Wakabayashi; et al. (OFC, 2021)

Straight-Line Dual-Polarization PSK Transmitter with Polarization Differential Modulation. - Shota Ishimura; Kosuke Nishimura; Yoshiaki Nakano; Takuo Tanemura (IEICE Trans. Commun., 2021)

64-QAM Self-Coherent Transmission Using Symmetric Silicon Photonic Stokes-Vector Receiver. - Shota Ishimura; Taichiro Fukui; Ryota Tanomura; Go Soma; Yoshiaki Nakano; Takuo Tanemura (OFC, 2022)

1.314-Tbit/s (576 × 380.16-MHz 5G NR OFDM Signals) SDM/WDM/SCM-Based IF-over-Fiber Transmission for Analog Mobile Fronthaul. - Kazuki Tanaka; Shinji Nimura; Shota Ishimura; Kosuke Nishimura; Ryo Inohara; Takehiro Tsuritani; Masatoshi Suzuki (OFC, 2022)

High-Fidelity and High-Capacity Analog Radio-over-Fiber Transmission. - Shota Ishimura; Hidenori Takahashi; Takehiro Tsuritani; Masatoshi Suzuki (OECC/PSC, 2022)

Photodiode-Integrated 8×8 Array-Antenna Module for Analog-RoF Supporting 40-GHz 5G Systems. - Shinji Nimura; Shota Ishimura; Kazuki Tanaka; Kosuke Nishimura; Ryo Inohara (OECC/PSC, 2022)

10.51-Tbit/s multi-channel IF-over-fiber transmission with SDM/WDM/SCM for beyond-5G mobile fronthaul accommodating ultra-high-density antennas. - Shinji Nimura; Kazuki Tanaka; Shota Ishimura; Kosuke Nishimura; Ryo Inohara; Takehiro Tsuritani; Masatoshi Suzuki (JOCN, 2022)

108-Ch (12-Core×9-WDM) Self-Homodyne Transmission Using Only a Single Laser for 8.64-Tb/s Short-Reach Optical Links. - Shota Ishimura; Takashi Kan; Shuntaro Maeda; Takuo Tanemura; Yoshiaki Nakano; Hidenori Takahashi; Takehiro Tsuritani (OFC, 2023)

Numerical Analysis Considering Modal Mixing for Multimode-Interference-Based Photonic Reservoir Computing. - Takashi Kan; Shota Ishimura; Hideaki Tanaka; Hidenori Takahashi; Takehiro Tsuritani; Masatoshi Suzuki (PSC, 2023)

40-GHz Band Photodiode-Integrated Phased Array Antenna Module for Analog-Radio over Fiber toward Beyond 5G. - Shinji Nimura; Shota Ishimura; Kazuki Tanaka; Kosuke Nishimura; Ryo Inohara (IEICE Trans. Commun., 2023)

Circularly-Polarized Self-Homodyne Free-Space Optical Communication using Partial Stokes-Vector Receiver. - Shota Ishimura; Hidenori Takahashi; Go Soma; Kento Komatsu; Takuo Tanemura; Takehiro Tsuritani; Masatoshi Suzuki (OFC, 2024)

Metasurface-based Coherent Receiver Insensitive to LO Polarization. - Kento Komatsu; Shota Ishimura; Chun Ren; Go Soma; Hidenori Takahashi; Takehiro Tsuritani; Masatoshi Suzuki; Yoshiaki Nakano; Takuo Tanemura (OFC, 2024)

High-Extinction-Ratio PCSEL-Based On-off-Keyed Signal Generation for Fiber-Amplifier-Free Space Optical Communications. - Shota Ishimura; Takuya Inoue; Shin Fukuhara; Ryohei Morita; Hidenori Takahashi; Takehiro Tsuritani; Menaka de Zoysa; Kenji Ishizaki; Masatoshi Suzuki; Susumu Noda (OFC, 2025)