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    2023-2 Research  Topics

▶ Hyun-Kyu Kim / 김현규
- Automated Calibration Systems for Si Optical Interconnect

▶ Jaekoo Park / 박재구
- High-speed mixed-signal I/O interface system

▶ Min-Hyeok Seong / 성민혁
- Optimization and design of Si MRM transmitter, Silicon photonics

▶ Jae-Ho Lee / 이재호
- High-speed optical receiver systems

▶ Kihun Kim / 김기훈
- Automated PIC calibration systems

▶ Donghyeon Kim / 김동현
- VCSEL Driver and TIA for highspeed optical communication, Layout optimization

▶ Tae Young Choi / 최태영
- VCSEL Driver and TIA for highspeed optical communication, Layout optimization

▶ Se Hwan Park / 박세환
- High-speed mixed-signal I/O interface system

    2023-1 Research  Topics

▶ Hyun-Kyu Kim / 김현규
- Automated Calibration Systems for Si Optical Interconnect

▶ Youngkwan Jo / 조영관
- A Si Photonic BiCMOS Coherent Quadrature Phase Shift Keying Transmitter based on Ring Modulators

▶ Jung-Tack Yang / 양정택
- Design Parameter Modeling and Beam Quality Analysis of 850nm GaAs/AlGaAs Semiconductor Lasers

▶ Min-Hyeok Seong / 성민혁
- Optimization and design of Si MRM transmitter, Silicon photonics

▶ Dae-Won Rho / 노대원
- Optimal transmitter system for optical communication on chips

▶ Eunsung Park / 박은성
- CMOS-compatible single-photon avalanche diodes(SPADs)

▶ Seung-Jae Yang / 양승재
- Clock and data recovery circuit design

▶ Yongjin Ji / 지용진
- Phase modulation based higher-order Si MRM design

▶ Hyo-Sung Park / 박효성
- III-V avalanche photodiodes/detectors (APDs) and single-photon avalanche diodes (SPADs)

▶ Jae-Ho Lee / 이재호
- High-speed optical receiver systems

▶ Kihun Kim / 김기훈
- Automated PIC calibration systems

▶ Jun-Seo Kim / 김준서
- High-speed optical serial link transmitter and receiver

▶ Do Yoon Eom / 엄도윤
- Efficiency improvement techniques for CMOS SPADs

▶ Joohyun Kim / 김주현
- Performance improvement and optimization of CMOS-compatible single-photon avalanche diodes (SPADs)

▶ Tae Young Choi / 최태영
- VCSEL Driver and TIA for highspeed optical communication, Layout optimization

▶ Eojin Kim / 김어진
- CMOS image sensor(SPADs) and AFE circuit design, TDC circuit design

▶ Se Hwan Park / 박세환
- High-speed mixed-signal I/O interface system

▶ Seyoung Yook / 육세영
- Improvement of CMOS single-photon avalanche diodes (SPADs) performance

▶ Yuna Lee / 이유나
- III-V/IV semiconductor opto-electronic devices

    2022-2 Research  Topics

▶ Hyun-Kyu Kim / 김현규
- Automated calibration ICs & systems for photonic integrated circuits

▶ Min-Hyeok Seong / 성민혁
- Simulation-based silicon MZM linearity optimization for RF application

▶ Dae-Won Rho / 노대원
- High speed Tx and Optical Tx with controller

▶ Seung-Jae Yang / 양승재
- High-speed receiver cicuits & optical interconnect

▶ Yongjin Ji / 지용진
- Neuromorphic Photonics

▶ Jaeho Lee / 이재호
- High-speed optical receiver circuits

▶ Junseo Kim / 김준서
- 850-nm VCSEL based low power optical transmitter

▶ Kihun Kim / 김기훈
- Heater control ICs for MZM & OPA

▶ Jaekoo Park / 박재구
- High speed Wireline Transmitter for DRAM Interface

▶ Do Yoon Eom / 엄도윤
- Back-illuminated SPADs and avalanche-mode light emitting diodes based on standard CMOS technology

    2022-1 Research  Topics

▶ Jung-Tack Yang / 양정택
- Parameter Extraction of Laser Diode with Deep Learning

▶ Hyun-Kyu Kim / 김현규
- Automated Calibration ICs for Optical Interconnect and Switching Network

▶ Youngkwan Jo / 조영관
- Modeling of Si Ring Modulators for Advanced Modulation Formats

▶ Min-Hyeok Seong / 성민혁
- Mach-Zehnder Modulators Performance and Linearity Optimzation

▶ Dae-Won Rho / 노대원
- TBA

▶ Jaekoo Park / 박재구
- High-speed Wireline Transmitter and PLL

▶ Yongjin Ji / 지용진
- Neuromorphic Photonics : Automatic Optimization Control for N-bit Matrix Accumulator

▶ Seung-Jae Yang / 양승재
- High-speed Receiver Cicuits & Optical Interconnect

▶ Ki-Bong Hyun / 현기봉
- High-speed Wireline Receiver Systems

▶ Jaeho Lee / 이재호
- High-speed Optical Receiver Systems

▶ Junseo Kim / 김준서
- 56Gbps PAM4 VCSEL Driver

▶ Kihun Kim / 김기훈
- SPICE Modeing of VCSEL

▶ Wong-Yong Ha / 하원용
- Effect of STI on the Performance of Single-photon Avalanche Diodes in CMOS Technology

▶ Hyo-Sung Park / 박효성
- III-V Avalanche Photodiodes/Detectors and Single-photon Avalanche Diodes

▶ Do Yoon Eom / 엄도윤
- Efficiency Improvement Techniques for CMOS SPADs

▶ Seonghan Jeon / 전성한
- InAs QD Laser Diode and T2SL Photodetector ELO Process

    2020-1 Research  Topics

▶ Jung Tack Yang
- Design Optimization of Single Mode Laser Diode

▶ Hyun-Kyu Kim
- Thesis proporsal - Low-power Si-photonic WDM Filter Controller for High-capacity Programmable Optical Switching Network

▶ Youngkwan Jo
- Coherent Optical Si Ring QPSK Transmitters

▶ Min-Hyeok Seong
- Structure Optimization of Si Ring Modulator

▶ Dae-Won Rho
- High Speed Tx IC & Optical Interconnect

▶ Ki-Bong Hyun
- Design Optimization of Continuous Time Linear Equalizer for Various Applications

▶ Yong-Jin Ji
- Steady-state Optimization of Interferometric Dual Ring Modulator

▶ Seung-Min Han
- Ferroelectric Capacitor & PN Modulator Memory Effect

▶ Eunsung Park
- Design Optimization of SPAD for ToF Sensor

    2019-2 Research  Topics

▶ Minkyu Kim
- Monolithic Photonic BiCMOS Ring Modulator Transmitter with Temperature Controller

▶ Jung Tack Yang
- Design Optimization of Laser Diode with Simulatior

▶ Hyun-Kyu Kim
- Performance Optimization of Ring-resonator Filter for Multi-channel WDM Receiver System

▶ Youngkwan Jo
- Coherent Optical Modulation Systems using Si Ring Modulators

▶ Min-Hyeok Seong
- Structure Optimization of Si Ring Modulator and Heater

▶ Dae-Won Rho
- Optical Switch Controller Design & High-speed Transmitter Design

▶ Ki-Bong Hyun
- High-speed Optical Receiver with Low-speed Avalanche Photodetector

▶ Seung-Jae Yang
- High-speed Clock and Data Recovery Circuit Design

▶ Yong-Jin Ji
- Modeling & Simulation of Phase Modulation based Si MRM

    2019-1 Research  Topics

▶ Minkyu Kim
- Modeling and Design of Si Photonic Ring Modulator and Transmitter IC

▶ Jung Tack Yang
- Analysis of high-power laser diode

▶ Hyun-Kyu Kim
- Design Optimization of Low-power, High-Speed, High-capacity WDM Receiver IC

▶ Youngkwan Jo
- Modulation Linearity Analysis of Si Ring Modulators

▶ Min-Hyeok Seong
- Parametric Optimization of Silicon-Ring Modulator and Heater Optimization of Ring Resonator

▶ Dae-Won Rho
- BiCMOS PRBS Generator Design

    2017 Research  Topics

▶ Ph.D. Younghyun Kim
- High-power Laser Diodes & Si Micro-ring Modulators

▶ Min-Hyeong Kim
- Bias Control Circuit for Optical Modulators

▶ Minkyu Kim
- Modeling of Ring Modulator and PAM-4 Si Photonic Transmitter

▶ Youngkwan Jo
- Coherent Optical Transmitter and Receiver based on Si Ring Modulator

▶ Jung Tack Yang
- High-power Laser Diodes for Pumping

▶ Hyun-Kyu Kim
- High Speed Optical Receiver for Various Applications of Optical Data Transmission

    2016-1 Research  Topics

▶ Byung-Min Yu
- Silicon micro ring modulator, single-sideband modulator

▶ Dae-hyun Kwon
- High speed CDR, On-chip jitter monitor circuits

▶ Hyunyong Jung
- Si-Based Optical Receiver for Optical Interconnect

▶ Jeong-Min Lee
- Ge-PD, Si-APD, SSB Modulator

▶ Ki-hyun Pyun
- Multi-Rate Clock and Data Recovery Circuit

▶ Min-Hyeong Kim
- Bias control circuit for optical modulators

▶ Minkyu Kim
- Silicon micro ring modulator & ring filter

▶ MyungJin Shin
- Process Variation of Si MRM

▶ Sung-Geun Kim
- Low Power Transmitter and Low Power PLL

▶ Tongsung Kim
- Transmitter with PRBS generator

    2014-2 Research  Topics

▶ Jinsoo Rhim
- Modeling, Design and Implementation of Si Photonic Transmitter

▶ Sung-Geun Kim
- Low Power Transmitter and Low Power PLL

▶ Jeong-Min Lee
- Ge-PD, Si-APD, SSB Modulator

▶ Hyunyong Jung
- Si-Based Optical Receiver for Optical Interconnect

▶ Min-Hyeong Kim
- Bias control circuit for optical modulators

▶ Dae-hyun Kwon
- High speed CDR, On-chip jitter monitor circuits

▶ Byung-Min Yu
- Silicon micro ring modulator, single-sideband modulator

▶ Yoojin, Ban
- Si Micro-Ring Modulator Modeling

▶ Yunsu Sung
- Silicon ring modulator parameter optimization

▶ Tongsung Kim
- Transmitter with PRBS generator

    2014-1 Research  Topics

▶ Yunsu Sung
- Si add-drop ring

▶ Wang-soo Kim
- A PVT Tolerant Adaptive CTLE

▶ Jinsoo Rhim
- 25-Gb/s Transceiver Design & Demonstration

▶ Joung-Wook Moon
- Ultra-low voltage phase-locked loop

▶ Sung-Geun Kim
- PLL Jitter Analysis with Behavioral Simulation

▶ Jeong-Min Lee
- Si-APDs and SPADs research

▶ Hyunyong Jung
- 25-Gb/s Optical Receiver for Ge Photodetector

▶ Min-Hyeong Kim
- MZM bias controller

▶ Dae-hyun Kwon
- Designing high speed CDR for Optical Receiver

▶ Byung-Min Yu
- Silicon Micro Ring Modulator (Si MRM)

▶ Yoojin, Ban
- Dynamics Modeling of MRM

▶ Tongsung Kim
- PLL and CDR

    Research  Topics (2012)

▶ Kwang-chun Choi
- All-Digital PLL with PVT Compensation

▶ Young-seok Park
- High speed serial interface

▶ Wang-soo Kim
- Asynchronous Under-Sampling Histogram

▶ Jinsoo Rhim
- 20-Gb/s Optical Transceiver System

▶ Joung-Wook Moon
- Low-Power Adaptive Passive Equalizer

▶ Sung-Geun Kim
- 4:1 Serializer – 20-Gb/s Optical Transmitter High-

▶ Min-Hyeong Kim
- 25-Gb/s Optical Transceiver System

▶ Dae-hyun Kwon
- Designing high speed CDR for Optical Rx

▶ Myung-Jae Lee
- CMOS-Compatible Avalanche Photodetector

▶ Minsu Ko
- Silicon Photonics-Wireless ICs

▶ Jin-Sung Youn
- CMOS/BiCMOS Optoelectronic Receiver

▶ Jeong-Min Lee
- Si Photonics

▶ Hyunyong Jung
- An 20 Gb/s Optical Receiver for Ge-photodetector

    Research  Topics (2011)

▶ Kwang-chun Choi
- All-Digital PLL with PVT Compensation

▶ Wang-soo Kim
- High Speed Equalizer for Serial Interface

▶ Young-seok Park
- PVT Insensitive Phase Locked Loop

▶ Jinsoo Rhim
- High Speed Circuits for Serial Link

▶ Joung-Wook Moon
- Low Power Adaptive Passive equalizer

▶ Sung-Geun Kim
- PLL-Based Fractional-N Frequency Synthesizer

▶ Min-Hyeong Kim
- High Resolution Digitally-Controlled Oscillator

▶ Dae-hyun Kwon
- Designing high speed equalizer for Serial Interface

▶ Minsu Ko
- Silicon Photonics-Wireless Interface IC

▶ Myung-Jae Lee
- CMOS-Compatible Avalanche Photodetector

▶ Jin-Sung Youn
- CMOS/BiCMOS Optoelectronic Receiver

▶ Jeong-Min Lee
- Integrated 60-GHz VCO and Frequency Divider and CMOS Optical-to-Microwave Converters

▶ Hyunyong Jung
- DC-DC Converter for Avalanche Photodetector

    Promotional  video (2009)

    Research  Topics (2008)

▶ Overview
- High Speed Circuits and Systems Laboratory

▶ Chang-kyung Seong
- Adaptive line equalizer
- Network synchronization
- High-speed Equalizer Using Eye-Opening Monitoring

▶ Du-ho Kim
- Channel link analysis and design for Displayport 1.1 standard
- Wireless Transceiver SOC for 60GHz WPAN

▶ Kwang-chun Choi
- 5-Gb/s Clock and Data Recovery(CDR) circuit

▶ Wang-soo Kim
- Adaptive Feed forward Equalizer
- A 2.7 Gb/s Adaptive Equalizer in 0.18um CMOS technology

▶ Young-seok Park
- Phase Locked Loop

▶ Hyo-soon Kang
- Radio-over-Fiber (RoF) systems for WLAN using CMOS-APD

▶ Jae-young Kim
- Wireless Transceiver SOC for 60GHz WPAN

▶ Minsu Ko
- 60GHz Down-conversion Mixers using CMOS Schottky-barrier Diodes
- Wireless Transceiver SOC for 60GHz WPAN

▶ Myung-jae Lee
- Self-Oscillating Harmonic Optoelectronic Mixer Based on a CMOS-Compatible Avalanche Photodetector
- Equivalent Circuit Model for Si Avalanche Photodetectors
- SiGe BiCMOS-and CMOS-compatible photodetectors and optical receivers

▶ Jin-sung Youn
- CMOS integrated optical receiver(circuit part)
- Integrated optical receivers in CMOS/BiCMOS technology

▶ Kang-Yeob Park
- CMOS integrated optical receiver(circuit part)
- Optical receiver and transmitter analog front-end