Demonstration of real-time FSK light labeling using DAC-based transmitter for 400G superchannel. - Goji Nakagawa; Shoichiro Oda; Setsuo Yoshida; Guoxiu Huang; Yasuhiko Aoki; Takeshi Hoshida; Taku Saito; Taketo Endo; Kousuke Komaki; Osamu Takeuchi; Hiroshi Onaka; Jens C. Rasmussen (ECOC, 2015)

Experimental investigation on crosstalk of FSK supervisory signal in ROADM networks. - Guoxiu Huang; Goji Nakagawa; Shoichiro Oda; Kyosuke Sone; Setsuo Yoshida; Yasuhiko Aoki; Jens C. Rasmussen (OFC, 2015)

Autonomous and Real-time Controlled Transceiver Prototype with FSK Supervisory Signal and Performance Monitoring. - Yi Ge; Shoichiro Oda; Ying Zhao; Guoxiu Huang; Setsuo Yoshida; Hisao Nakashima; Yuichi Akiyama; Yoshio Hirose; Zhenning Tao; Takeshi Hoshida (ECOC, 2017)

Polarization Dependent Loss Monitor with Visualization on Poincaré Sphere in Digital Coherent System. - Guoxiu Huang; Shoichiro Oda; Yuichi Akiyama; Hiroyuki Irie; Setsuo Yoshida; Hisao Nakashima; Takeshi Hoshida (ECOC, 2017)

Efficient Polarization Dependent Loss Monitoring and Compensation in Coherent Transmission System. - Guoxiu Huang; Yuichi Akiyama; Tomohiro Yamauchi; Shoichiro Oda; Tomofumi Oyama; Hisao Nakashima; Takeshi Hoshida (ECOC, 2018)

PDL Mitigation by Polarization-Time Codes with Simple Decoding and Pilot-Aided Demodulation. - Tomofumi Oyama; Hisao Nakashima; Yoshitaka Nomura; Guoxiu Huang; Takahito Tanimura; Takeshi Hoshida (ECOC, 2018)

An Accurate and Robust PDL Monitor by Digital Signal Processing in Coherent Receiver. - Huihui Li; Guoxiu Huang; Zhenning Tao; Hao Chen 058; Shoichiro Oda; Yuichi Akiyama; Tomohiro Yamauchi; Takeshi Hoshida (OFC, 2018)

Low-Complexity, Low-PAPR Polarization-Time Code for PDL Mitigation. - Tomofumi Oyama; Guoxiu Huang; Hisao Nakashima; Yoshitaka Nomura; Tomoo Takahara; Takeshi Hoshida (OFC, 2019)

A Polarization Change Monitor by Eigenvalue Analysis in Coherent Receiver. - Tong Ye; Xiaofei Su; Ke Zhang; Zhenning Tao; Guoxiu Huang; Hisao Nakashima; Takeshi Hoshida (OFC, 2019)

Polarization Change Monitor Based on Jointly Applied Constant Modulus Algorithm and Carrier Phase Recovery in Coherent Receiver. - Yanhui Qi; Tong Ye; Yangyang Fan; Zhenning Tao; Guoxiu Huang; Hisao Nakashima; Takeshi Hoshida (OECC/PSC, 2019)

Up to 115GBaud Faster Than Nyquist PDM-64QAM Based on Tomlinson-Harashima Precoding with Single DAC. - Guoxiu Huang; Hisao Nakashima; Yuichi Akiyama; Takeshi Hoshida (ECOC, 2020)

Advanced DSP for Monitoring and Mitigation in Optical Transport Networks. - Takeshi Hoshida; Takahito Tanimura; Shoichiro Oda; Setsuo Yoshida; Hisao Nakashima; Guoxiu Huang; Zhenning Tao (OFC, 2020)

Highly power-efficient (2 pJ/bit), 128Gbps 16QAM signal generation of coherent optical DAC transmitter using 28-nm CMOS driver and all-silicon segmented modulator. - Yohei Sobu; Guoxiu Huang; Toshihiko Mori; Yukito Tsunoda; Takuji Yamamoto; Shinsuke Tanaka; Takeshi Hoshida (OFC, 2022)

Faster than Nyquist PDM-16QAM Modulation with Low Resolution and Low Speed DAC. - Guoxiu Huang; Hisao Nakashima; Takeshi Hoshida (OECC/PSC, 2022)

1.96Tbps and 256-Gbaud Dual-carrier Faster than Nyquist Signal Transmission Using Two Narrow-bandwidth Modulators and Single Coherent Receiver. - Guoxiu Huang; Hisao Nakashima; Jun Matsui; Yohei Sobu; Shinsuke Tanaka; Takeshi Hoshida (OFC, 2023)

240GBd-16QAM Single-Carrier Coherent Transmission over 120km SSMF for a Bandwidth Limited System with 1sps Speed and Simple DSP. - Guoxiu Huang; Yo Nakamura; Hisao Nakashima; Takeshi Hoshida (OFC, 2024)

Clock Recovery of a 180 Gbaud Faster-than-Nyquist Signal Enabled by a Novel Adaptive Equalizer-Aided Algorithm. - Yo Nakamura; Guoxiu Huang; Hisao Nakashima; Takeshi Hoshida (OFC, 2024)

High-speed and low-power optical DAC transmitter using all-silicon lumped segmented modulator directly driven by CMOS inverter driver. - Yohei Sobu; Yukito Tsunoda; Toshihiko Mori; Guoxiu Huang; Takuji Yamamoto; Shinsuke Tanaka; Takeshi Hoshida (OFC, 2024)

Single-Carrier High-Capacity Transmission in Bandwidth-Limited Systems. - Guoxiu Huang; Hisao Nakashima; Takeshi Hoshida (OFC, 2025)