Multi-Layered Asymmetric Waveguide Structure for Gain-Chip and its Application to Polymer-Based Waveguide Grating for High Power Tunable Laser. - Dong Churl Kim; Dong-Hoon Lee 008; Young-Tak Han; Byung-Seok Choi; Sang-Ho Park; Jang-Uk Shin; Won-Seok Han; Yong-Hwan Kwon; Jong-Hoi Kim; Yongsoon Baek (ECOC, 2017)

Low-Cost Hybrid-Integrated Micro-Intradyne Coherent Receiver Using FPCB wirings. - Seo-Young Lee; Young-Tak Han; Jong-Hoi Kim; Young-Ho Ko; Hyun-Do Jung; Joong-Seon Choe; Chun Ju Youn; Won-Seok Han; Seok-Tae Kim; Yongsoon Baek (OFC, 2018)

Dual 8×16 MCS using Hybrid-Integrated Silica PLC and Polymer TIR Switch Array. - Jang-Uk Shin; Sangho Park; Young-Tak Han; Yongsoon Baek; ByeongKwon Choi; Joonoh Park; Chulhee Park (OFC, 2018)

A Compact 100G-ER4 ROSA Realized by Hybrid Integration of SOA and Lensed PIN-PDs for QSFP28 Transceivers. - Young-Tak Han; Dong-Hoon Lee 008; Jang-Uk Shin; Sang-Ho Park; Seok-Tae Kim; Sang-Moon Shin; Hong-Beom Kim; Byoungdon Yoon; Yongsoon Baek (OFC, 2019)

Carrier Diffusion Effect in Gain Chip and 60 mW Tunable External Cavity Laser with Diffusion-Limited Gain Chip and Polymer-Based Waveguide Grating. - Dong Churl Kim; Young-Tak Han; Donghoon Lee 008; Seok-Tae Kim; Su Jeong Jeon; Sangho Park; Jang-Uk Shin; Yong-Hwan Kwon; Jong-Hoi Kim; Yongsoon Baek; Ho-Sung Cho (OFC, 2019)

Daylight Operation of a High-Speed Free-Space Quantum Key Distribution using Silica-Based Integration Chip and Micro-Optics-Based Module. - Heasin Ko; Joong-Seon Choe; Byung-Seok Choi; Kap-Joong Kim; Jong-Hoi Kim; Yongsoon Baek; Chun Ju Youn (OFC, 2019)

A Hybrid-Integrated 400G TROSA Module Using Chip-to-Chip Optical Butt-Coupling. - Young-Tak Han; Seok-Jun Yun; Hyun-Do Jung; Seok-Tae Kim; Jang-Uk Shin; Sang-Ho Park; Seo-Young Lee; Yongsoon Baek (OFC, 2020)

All-Optical Cross-Connect Switch for Data Center Network Application. - Kristif Prifti; Rui Santos; Janguk Shin; Hongju Kim; Netsanet M. Tessema; Patty Stabile; Steven Kleijn; Luc Augustin; HyunDo Jung; Sangho Park; Yongsoon Baek; Sungkyu Hyun; et al. (OFC, 2020)

Bandwidth Enhancement of Directly Modulated Lasers Butt-coupled with Silica-Based AWG by External Optical Feedback Effect. - Seok-Jun Yun; Young-Tak Han; Seok-Tae Kim; Jang-Uk Shin; Sang-Ho Park; Dong-Hoon Lee 008; Seo-Young Lee; Yongsoon Baek (OFC, 2020)

Hybrid-Integrated 400G TROSA Module and Its Performance Evaluation Using PAM4 DSP Chip. - Seok-Jun Yun; Young-Tak Han; Seok-Tae Kim; Jang-Uk Shin; Sang-Ho Park; Dong-Hoon Lee 008; Seo-Young Lee; Yongsoon Baek (OFC, 2021)

Photonics-Based 300 GHz Band Wireless Terahertz Link using 10Gbps Directly-Modulated Monolithically-Integrated Novel Dual-Mode Laser as Beating Light Source. - Younghoon Kim; Dong-Woo Park; Jinchul Cho; Eui Su Lee; Da-Hye Choi; Jun-Hwan Shin; Mugeon Kim; Seung-Hyun Cho; Sang-Rok Moon; Eon-Sang Kim; Yongsoon Baek; Donghoon Lee; et al. (OFC, 2022)

Realization of EML Submodule for 100-Gbaud Operation Using LC Resonance with Optimization of Load Resistance. - Seok-Jun Yun; Young-Tak Han; Dong-Hoon Lee 008; Seok-Tae Kim; Min-Jun Kwak; Jang-Uk Shin; Yongsoon Baek; Sang-Ho Park; Seo-Young Lee (OFC, 2022)

A 66-GHz Lumped-EML Submodule Using Resistance-Optimized LC Resonance with Low Temperature Dependence of 3-dB Bandwidth. - Seok-Jun Yun; Young-Tak Han; Dong-Hoon Lee 008; Dong-Hyo Lee; Seok-Tae Kim; Jang-Uk Shin; Sang-Ho Park; Seo-Young Lee; Yongsoon Baek (OFC, 2023)

Enhancement of RF Performance of 128-Gbaud Lumped EML Submodule Utilizing LC Resonance with Capacitive Wire-Bonding Pad. - Seok-Jun Yun; Young-Tak Han; Dong-Hoon Lee; Dong-Hyo Lee; Seo-Young Lee; Young-Kyu Choi; Jang-Uk Shin; Sang-Ho Park; Hoon Kim; Yongsoon Baek (OFC, 2025)