Free‐space quantum key distribution transmitter system using WDM filter for channel integration von Kim, Minchul, Lim, Kyongchun, Choe, Joong‐Seon, Choi, Byung‐Seok, Kim, Kap‐Joong, Baek, Ju Hee, Youn, Chun Ju

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Silver Stripe Optical Waveguide for Chip-to-Chip Optical Interconnections von Kim, Jin Tae, Ju, Jung Jin, Park, Suntak, Park, Seung Koo, Kim, Min-su, Lee, Jong-Moo, Choe, Joong-Seon, Lee, Myung-Hyun, Shin, Sang-Yung

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Countermeasure for security loophole caused by asymmetric correlations of reference frame independent quantum key distribution with fewer quantum states von Lim, Kyongchun, Choi, Byung-Seok, Baek, Ju Hee, Kim, Minchul, Choe, Joong-Seon, Kim, Kap-Joong, Ko, Young-Ho, Youn, Chun Ju

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Cost Effective Silica‐Based 100 G DP‐QPSK Coherent Receiver von Lee, Seo‐Young, Han, Young‐Tak, Kim, Jong‐Hoi, Joung, Hyun‐Do, Choe, Joong‐Seon, Youn, Chun‐Ju, Ko, Young‐Ho, Kwon, Yong‐Hwan

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Experimental filtering effect on the daylight operation of a free-space quantum key distribution von Ko, Heasin, Kim, Kap-Joong, Choe, Joong-Seon, Choi, Byung-Seok, Kim, Jong-Hoi, Baek, Yongsoon, Youn, Chun Ju

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Critical side channel effects in random bit generation with multiple semiconductor lasers in a polarization-based quantum key distribution system von Ko, Heasin, Choi, Byung-Seok, Choe, Joong-Seon, Kim, Kap-Joong, Kim, Jong-Hoi, Youn, Chun Ju

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Optimization of a Birefringence‐Enhanced‐Waveguide‐Based Polarization Beam Splitter von Kim, Jong‐Hoi, Choe, Joong‐Seon, Youn, Chun‐Ju, Kim, Duk‐Jun, Kwon, Yong‐Hwan, Nam, Eun‐Soo

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Characteristics of waveguide photodetectors at high-power optical input von Joong-Seon Choe, Joong-Seon Choe, Yong-Hwan Kwon, Yong-Hwan Kwon, Kisoo Kim, Kisoo Kim

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Advanced unambiguous state discrimination attack and countermeasure strategy in a practical B92 QKD system von Ko, Heasin, Choi, Byung-Seok, Choe, Joong-Seon, Youn, Chun Ju

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High-speed waveguide photodetector for 64  Gbaud coherent receiver von Ko, Young-Ho, Choe, Joong-Seon, Han, Won Seok, Lee, Seo-Young, Han, Young-Tak, Jung, Hyun-Do, Youn, Chun Ju, Kim, Jong-Hoi, Baek, Yongsoon

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Cost-effective 400-Gbps micro-intradyne coherent receiver using optical butt-coupling and FPCB wirings von Lee, Seo Young, Han, Young-Tak, Kim, Jong-Hoi, Ko, Young-Ho, Youn, Chun-Ju, Jung, Hyun-Do, Choe, Joong-Seon, Han, Won Seok, Kim, Seok-Tae, Baek, Yongsoon

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Measurement of a Balanced Receiver's Skew Using Optoelectronic Interferometry von Choe, Joong-Seon, Youn, Chun Ju, Kim, Jong-Hoi, Choi, Kwang-Seong, Kim, Duk Jun, Kwon, Yong-Hwan, Nam, Eun Soo

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40 Gb/s Traveling-Wave Electroabsorption Modulator-Integrated DFB Lasers Fabricated Using Selective Area Growth von Kwon, Yong‐Hwan, Choe, Joong‐Seon, Sim, Jae‐Sik, Kim, Sung‐Bock, Yun, HoGyeong, Choi, Kwang‐Seong, Choi, Byung‐Seok, Nam, Eun‐Soo

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Silica Planar Lightwave Circuit Based Integrated 1 \times 4 Polarization Beam Splitter Module for Free-Space BB84 Quantum Key Distribution von Choe, Joong-Seon, Ko, Heasin, Choi, Byung-Seok, Kim, Kap-Joong, Youn, Chun Ju

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Fabrication of 40 Gb/s Front‐End Optical Receivers Using Spot‐Size Converter Integrated Waveguide Photodiodes von Kwon, Yong‐Hwan, Choe, Joong‐Seon, Kim, Jeha, Kim, Kisoo, Choi, Kwang‐Seong, Choi, Byung‐Seok, Yun, HoGyeong

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Optimization of spot-size converter for low polarization dependent loss of waveguide photodetector von Choe, Joong-Seon, Han, Won-Seok, Kim, Duk Jun, Kim, Jong-Hoi, Youn, Chun Ju, Kim, Dong-Young, Kwon, Yong-Hwan, Nam, Eun-Soo

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Channel estimation and synchronization for polarization-division multiplexed CO-OFDM using subcarrier/polarization interleaved training symbols von Youn, Chun Ju, Liu, Xiang, Chandrasekhar, S, Kwon, Yong-Hwan, Kim, Jong-Hoi, Choe, Joong-Seon, Kim, Duk-Jun, Choi, Kwang-Seong, Nam, Eun Soo

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Development of Packaging Technologies for High-Speed ( ≫40Gb/s) Optical Modules von Choi, K.-S., Kwon, Y.-H., Choe, J.-S., Chung, Y.-D., Kang, Y.-S., Kim, J., Ahn, B.-T., Moon, J.-T.

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An efficient and frequency-offset-tolerant channel estimation and synchronization method for PDM CO-OFDM transmission von Chun Ju Youn, Xiang Liu, Chandrasekhar, S, Yong-Hwan Kwon, Jong-Hoi Kim, Joong-Seon Choe, Kwang-Seong Choi, Eun Soo Nam

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Semiconductor microlenses fabricated by one-step wet etching von Yu-Sik Kim, Jaehoon Kim, Joong-Seon Choe, Young-Geun Rob, Heonsu Jeon, Woo, J.C.

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