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)

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)

Hybrid Integrated Photonic Circuits for High Bandwidth Coherent Receivers in Optical Communication Networks. - Jong-Hoi Kim; Young-Tak Han; Shinmo An; Jang-Uk Shin; Won-Seok Han; Seo-Young Lee (ICTC, 2024)