Spectrally Efficient Frequency-Domain Optical CDM Employing QAM Based on Electrical Spatial Code Spreading. - Shin Kaneko; Sang-Yuep Kim; Noriki Miki; Hideaki Kimura 002; Hisaya Hadama; Koichi Takiguchi; Hiroshi Yamazaki; Takashi Yamada; Yoshiyuki Doi (IEICE Trans. Commun., 2011)

SNR optimization through digital frequency-domain pre-emphasis for extending transmission distances in DML-based OFDM-PON systems. - Sang-Yuep Kim; Jun Terada; Naoto Yoshimoto (OFC/NFOEC, 2013)

DSP-based optical access approaches for enhancing NG-PON2 systems. - Naoto Yoshimoto; Junichi Kani; Sang-Yuep Kim; Noriko Iiyama; Jun Terada (IEEE Commun. Mag., 2013)

A coherent-based OLT receiver with a power-controlled optical local oscillator for upstream OFDM/TDMA-PON. - Sang-Yuep Kim; Junichi Kani; Jun Terada; Naoto Yoshimoto (OFC, 2014)

Parallelization of cipher algorithm on CPU/GPU for real-time software-defined access network. - Takahiro Suzuki; Sang-Yuep Kim; Junichi Kani; Ken-Ichi Suzuki; Akihiro Otaka; Toshihiro Hanawa (APSIPA, 2015)

Real-Time Demonstration of PHY Processing on CPU for Programmable Optical Access Systems. - Takahiro Suzuki; Sang-Yuep Kim; Junichi Kani; Ken-Ichi Suzuki; Akihiro Otaka (GLOBECOM, 2016)

A Feasibility Study of DSP-Enabled Cancellation of Random Phase Noise Caused by Optical Coherent Transceivers in Next-Generation Optical Access Systems. - Sang-Yuep Kim; Junichi Kani; Hideaki Kimura 002 (IEICE Trans. Commun., 2016)

Software Implementation of PON Physical-Layer Processing for Fully Software-Defined Optical Access Systems. - Takahiro Suzuki; Sang-Yuep Kim; Junichi Kani; Akihiro Otaka (ECOC, 2018)

Coherent Receiver DSP Implemented on a General-Purpose Server for Full Software-Defined Optical Access. - Sang-Yuep Kim; Takahiro Suzuki; Junichi Kani; Akihiro Otaka; Toshihiro Hanawa (OFC, 2018)

10-Gbps Real-time Burst-Frame Synchronization Using Dual-Stage Detection for Full-Software Optical Access Systems. - Takahiro Suzuki; Sang-Yuep Kim; Junichi Kani; Akihiro Otaka; Toshihiro Hanawa (OFC, 2018)

Exploiting General Purpose Hardware in Optical Access Networks. - Sang-Yuep Kim; Takahiro Suzuki; Junichi Kani; Jun Terada (OFC, 2019)

Software Implementation of 10G-EPON Downstream Physical-Layer Processing Adopting CPU-GPU Cooperative Computing for Flexible Access Systems. - Takahiro Suzuki; Sang-Yuep Kim; Junichi Kani; Jun Terada (IEEE Access, 2019)

Coherent Receiver DSP Implemented on a General-Purpose Server for a Full Software-Defined Access System. - Sang-Yuep Kim; Takahiro Suzuki; Jun-ichi Kani; Akihiro Otaka (JOCN, 2019)

Real-Time Motion Control Method Using Measured Delay Information on Access Edge Computing. - Yushi Koyasako; Takahiro Suzuki; Sang-Yuep Kim; Junichi Kani; Jun Terada (CCNC, 2020)

Application-Oriented Optical Transmission Control for Computationally Efficient Edge Computing. - Takahiro Suzuki; Sang-Yuep Kim; Yushi Koyasako; Junichi Kani; Jun Terada (CCNC, 2020)

Demonstration of Adaptive Image Transmission That Meets Various Application Requirements in 10G-EPON. - Takahiro Suzuki; Sang-Yuep Kim; Yushi Koyasako; Junichi Kani; Jun Terada (IEEE Access, 2020)

Future optical access network enabled by modularization and softwarization of access and transmission functions [Invited]. - Jun-ichi Kani; Jun Terada; Tomoya Hatano; Sang-Yuep Kim; Kota Asaka; Takashi Yamada (JOCN, 2020)

Exploiting general purpose hardware in optical access systems [Invited]. - Sang-Yuep Kim; Takahiro Suzuki; Jun-ichi Kani; Jun Terada (JOCN, 2020)

Demonstration of Real-time Coherent 10-Gb/s QPSK Reception Implemented on a Commodity Server. - Sang-Yuep Kim; Takahiro Suzuki; Junichi Kani; Tomoaki Yoshida (ECOC, 2021)

Motion Control System With Time-Varying Delay Compensation for Access Edge Computing. - Yushi Koyasako; Takahiro Suzuki; Sang-Yuep Kim; Junichi Kani; Jun Terada (IEEE Access, 2021)

PON Virtualization Including PHY Softwarization. - Takahiro Suzuki; Sang-Yuep Kim; Kota Asaka; Jun-ichi Kani; Tomoaki Yoshida (OFC, 2022)

Low-Latency PON PHY Implementation on GPUs for Fully Software-Defined Access Networks. - Takahiro Suzuki; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (IEEE Netw., 2022)

Demonstration of Industrial Network Applications by PHY Softwarization for Fully Virtualized Access Networks. - Takahiro Suzuki; Yushi Koyasako; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (OFC, 2023)

Real-time Software Implementation of Coherent Receiver DSP Adopting Multiplication-Based Parallel Frequency Offset Compensation for Fully Virtualized Access Networks. - Takahiro Suzuki; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (OFC, 2023)

Real-time demonstration of industrial protocol applications by PHY softwarization for fully virtualized access networks. - Takahiro Suzuki; Yushi Koyasako; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (JOCN, 2023)

Virtualized PON based on abstraction, softwarization, and service chaining for flexible and agile service creations [Invited]. - Takahiro Suzuki; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (JOCN, 2023)

Low-Latency Physical-Layer Function Chaining Using Inter-Container Shared Memory for Fully Virtualized Access Networks. - Takahiro Suzuki; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (OFC, 2024)

Real-Time Demonstration of Softwarized Low-Complexity Timing Recovery by CMA Filter Interpolation for Baud-Rate Sampling DSP. - Takahiro Suzuki; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (OFC, 2024)

Real-Time Wide-Range Carrier Frequency Offset Compensation by Multi-Thread PADE for Fully Softwarized Access Networks. - Takahiro Suzuki; Sang-Yuep Kim; Junichi Kani; Tomoaki Yoshida (IEEE Access, 2024)

Real-time Demonstration of Softwarized 4-Port 10G-EPON PCS for Fully Virtualized Access Systems. - Takahiro Suzuki; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (OFC, 2025)

Disaggregation and virtualization for future access and metro networks [Invited Tutorial]. - Jun-ichi Kani; Takahiro Suzuki; Yasutaka Kimura; Shin Kaneko; Sang-Yuep Kim; Tomoaki Yoshida (J. Opt. Commun. Netw., 2025)

Fully softwarized 10G-EPON by low-latency function chaining in container environments. - Takahiro Suzuki; Sang-Yuep Kim; Jun-ichi Kani; Tomoaki Yoshida (J. Opt. Commun. Netw., 2025)

Future Optical Access Networks Enabled by Digital Signal Processing and Physical Layer Softwarization. - Sang-Yuep Kim; Takahiro Suzuki; Jun-ichi Kani; Tomoaki Yoshida (IEEE Commun. Mag., 2025)