Woo-Young Choi

77 papers A 1C 4Journal 46Unranked 25
YearRankTypeTitle / Venue / Authors
2025 — conf
A 4λ× 50-Gb/s Si Photonic WDM Transmitter with Code-Based Wavelength Calibration and Locking.
OFC
Dae-Won Rho, Jae-Koo Park, Yongjin Ji, Seung-Jae Yang, Woo-Young Choi
2025 — conf
A Reconfigurable 4-λ × 25-Gb/s/λ Silicon Ring-Resonator-Based WDM Receiver with Fast Wavelength Calibration.
OFC
Jae-Ho Lee, Yongjin Ji, Hyun-Kyu Kim, Woo-Young Choi
2025 — conf
A Si Photonic WDM Receiver with Micro-Ring Resonator Crosstalk Cancellation.
ECOC
Seung-Jae Yang, Yongjin Ji, Dae-Won Rho, Jae-Ho Lee, Woo-Young Choi
2025 J jnl
A hyperelastic torque-reversal mechanism for soft joints with compression-responsive transient bistability.
Sci. Robotics
Woo-Young Choi, Woongbae Kim, Jae-Ryeong Choi, Sung Yol Yu, Seunguk Moon, Yong-Jai Park, Kyu-Jin Cho
2025 J jnl
An 80-Gb/s/pin Single-Ended Voltage-Mode PAM-4 Transmitter With a Pulsewidth Pre-Emphasis and a 4-Tap FFE in 28-nm CMOS.
IEEE J. Solid State Circuits
Jae-Koo Park, Dae-Won Rho, Seung-Jae Yang, Woo-Young Choi
2025 — conf
An 88-Gb/s/pin Single-Ended PAM-4 Transmitter in 28-nm CMOS With Duty-Cycle-Error and Quadrature-Phase-Error Correction Using Pre-Coded Data Patterns.
NewCAS
Jae-Koo Park, Dae-Won Rho, Woo-Young Choi
2025 — conf
Invited paper: Si Photonic Ring-Resonator-Based WDM Transceivers.
ASP-DAC
Woo-Young Choi, Dae-Won Rho, Jae-Koo Park, Seung-Jae Yang, Jae-Ho Lee, Yongjin Ji
2024 — conf
A 32-Channel DAC-Based Driver IC for Optical Phased Array.
ICEIC
Kihun Kim, Woo-Young Choi
2023 — conf
A 80Gb/s/pin Single-Ended PAM-4 Transmitter With an Edge Boosting Auxiliary Driver and a 4-Tap FFE in 28-nm CMOS.
A-SSCC
Daewon Rho, Jae-Koo Park, Seung-Jae Yang, Woo-Young Choi
2023 — conf
Doping-Optimized Back-illuminated Single-Photon Avalanche Diode in Stacked 40 nm CIS Technology Achieving 60% PDP at 905 nm.
VLSI Technology and Circuits
Eunsung Park, Won-Yong Ha, Doyoon Eom, Dae-Hwan Ahn, Hyuk An, Suhyun Yi, Kyung-Do Kim, Jongchae Kim, Woo-Young Choi, Myung-Jae Lee
2023 J jnl
In-Core Neutron Detection System Using a Dual-Mode Self-Reset Preamplifier With the Micro-Pocket Fission Detector.
IEEE Trans. Instrum. Meas.
Minuk Seung, Duckhyun Kim, Dongseong Shin, Troy Unruh, Kevin Tsai, Woo-Young Choi, Inyong Kwon
2021 J jnl
A Low-Power 28-Gb/s PAM-4MZM Driver With Level Pre-Distortion.
IEEE Trans. Circuits Syst. II Express Briefs
Minkyu Kim, Dae Hyun Kwon, Daewon Rho, Woo-Young Choi
2021 — conf
Digital Controller Implementation of Grid-Tied Zeta Inverter Using 16-bits Microcontroller.
ISOCC
Woo-Young Choi
2021 — conf
Non-Volatile Operation of a Si PN Ring Resonator with a Ferroelectric Capacitor.
OFC
Seung-Min Han, Daewon Rho, Dae-Hwan Ahn, Jin-Dong Song, Woo-Young Choi, Jae Hoon Han
2020 — conf
A Fully Integrated 25 Gb/s Si Ring Modulator Transmitter with a Temperature Controller.
OFC
Minkyu Kim, Min-Hyeong Kim, Youngkwan Jo, Hyun-Kyu Kim, Stefan Lischke, Christian Mai, Lars Zimmermann, Woo-Young Choi
2020 J jnl
A Low-Power 40-Gb/s Pre-Emphasis PAM-4 Transmitter With Toggling Serializers.
IEEE Trans. Circuits Syst. II Express Briefs
Dae Hyun Kwon, Minkyu Kim, Sung-Geun Kim, Woo-Young Choi
2020 — conf
An Accurate and Computationally Efficient Large-signal SPICE Model for Depletion-type Silicon Ring Modulators Including Temperature Dependence.
ECOC
Minkyu Kim, Stefan Lischke, Christian Mai, Lars Zimmermann, Woo-Young Choi
2020 — conf
Effective Software Scheme of the Space Vector Modulation Using One-Chip Micro-Controller.
ISOCC
Woo-Young Choi
2020 J jnl
Parallel voltage sag compensator without an injection transformer.
Int. J. Syst. Assur. Eng. Manag.
Woo-Young Choi, Min-Kwon Yang, Yu-Jin Kim
2020 — conf
Performance Optimization of Silicon Photonic Ring Switch with CMOS Driver.
ISOCC
Daewon Rho, Minkyu Kim, Hyun-Kyu Kim, Woo-Young Choi
2019 J jnl
A 32-Gb/s PAM-4 Quarter-Rate Clock and Data Recovery Circuit With an Input Slew-Rate Tolerant Selective Transition Detector.
IEEE Trans. Circuits Syst. II Express Briefs
Dae Hyun Kwon, Minkyu Kim, Sung-Geun Kim, Woo-Young Choi
2019 J jnl
Bioinspired dual-morphing stretchable origami.
Sci. Robotics
Woongbae Kim, Junghwan Byun, Jae-Kyeong Kim, Woo-Young Choi, Kirsten Jakobsen, Joachim Jakobsen, Dae-Young Lee, Kyu-Jin Cho
2019 J jnl
Continuously Variable Stiffness Mechanism Using Nonuniform Patterns on Coaxial Tubes for Continuum Microsurgical Robot.
IEEE Trans. Robotics
Jongwoo Kim, Woo-Young Choi, Sungchul Kang, Chunwoo Kim, Kyu-Jin Cho
2018 — conf
A Large-signal Equivalent Circuit for Depletion-type Silicon Ring Modulators.
OFC
Minkyu Kim, Myungjin Shin, Min-Hyeong Kim, Byung-Min Yu, Christian Mai, Stefan Lischke, Lars Zimmermann, Woo-Young Choi
2018 A conf
Soft LEGO: Bottom-Up Design Platform for Soft Robotics.
IROS
Jun-Young Lee, Jaemin Eom, Woo-Young Choi, Kyu-Jin Cho
2018 J jnl
Transformerless Line-Interactive UPS With Low Ground Leakage Current.
IEEE Trans. Ind. Electron.
Woo-Young Choi, Min-Kwon Yang
2016 — conf
A 3.5/7.0/14-Gb/s multi-rate clock and data recovery circuit with a multi-mode rotational binary phase detector.
APCCAS
Ki-Hyun Pyun, Dae Hyun Kwon, Woo-Young Choi
2016 — conf
A 5-8 Gb/s low-power transmitter with 2-tap pre-emphasis based on toggling serialization.
A-SSCC
Sung-Geun Kim, Tongsung Kim, Dae Hyun Kwon, Woo-Young Choi
2016 J jnl
A Low-Voltage PLL With a Supply-Noise Compensated Feedforward Ring VCO.
IEEE Trans. Circuits Syst. II Express Briefs
Sung-Geun Kim, Jinsoo Rhim, Dae Hyun Kwon, Min-Hyeong Kim, Woo-Young Choi
2016 J jnl
Development of a Multi-functional Soft Robot (SNUMAX) and Performance in RoboSoft Grand Challenge.
Frontiers Robotics AI
Jun-Young Lee, Brian Byunghyun Kang, Dae-Young Lee, Sang-Min Baek, Woong-Bae Kim, Woo-Young Choi, Jeong-Ryul Song, Hyeong-Joon Joo, Daegeun Park, Kyu-Jin Cho
2016 — conf
Development of soft continuum manipulator with pneumatic and tendon driven actuations.
URAI
Jun-Young Lee, Eun-Yeong Go, Woo-Young Choi, Woong-Bae Kim, Kyu-Jin Cho
2016 J jnl
Soft Robotic Blocks: Introducing SoBL, a Fast-Build Modularized Design Block.
IEEE Robotics Autom. Mag.
Jun-Young Lee, Woong-Bae Kim, Woo-Young Choi, Kyu-Jin Cho
2015 J jnl
A clock and data recovery circuit with programmable multi-level phase detector characteristics and a built-in jitter monitor.
IEEE Trans. Circuits Syst. I Regul. Pap.
Dae Hyun Kwon, Young-Seok Park, Woo-Young Choi
2015 J jnl
A single-bit sampling demodulator for biomedical implants.
Microelectron. J.
Duho Kim, Minsu Ko, David Ng, Woo-Young Choi
2015 J jnl
Low-power 850 nm optoelectronic integrated circuit receiver fabricated in 65 nm complementary metal-oxide semiconductor technology.
IET Circuits Devices Syst.
Jin-Sung Youn, Myung-Jae Lee, Kang-Yeob Park, Wang-Soo Kim, Woo-Young Choi
2014 — conf
A 0.4-V, 500-MHz, ultra-low-power phase-locked loop for near-threshold voltage operation.
CICC
Joung-Wook Moon, Sung-Geun Kim, Dae Hyun Kwon, Woo-Young Choi
2014 J jnl
A 0.4-V, 90 ∼ 350-MHz PLL With an Active Loop-Filter Charge Pump.
IEEE Trans. Circuits Syst. II Express Briefs
Joung-Wook Moon, Kwang-Chun Choi, Woo-Young Choi
2013 J jnl
A 10-Gb/s low-power adaptive continuous-time linear equalizer using asynchronous under-sampling histogram.
IEICE Electron. Express
Wang-Soo Kim, Woo-Young Choi
2013 J jnl
A 990-µW 1.6-GHz PLL Based on a Novel Supply-Regulated Active-Loop-Filter VCO.
IEEE Trans. Circuits Syst. II Express Briefs
Kwang-Chun Choi, Sung-Geun Kim, Seung-Woo Lee, Bhum-Cheol Lee, Woo-Young Choi
2012 — conf
60-GHz voltage-controlled oscillator and frequency divider in 0.25-µm SiGe BiCMOS technology.
ISOCC
Jeong-Min Lee, Woo-Young Choi, Holger Rücker
2012 J jnl
A 10-Gb/s Adaptive Look-Ahead Decision Feedback Equalizer With an Eye-Opening Monitor.
IEEE Trans. Circuits Syst. II Express Briefs
Chang-Kyung Seong, Jinsoo Rhim, Woo-Young Choi
2012 — conf
A 10-Gb/s power and area efficient clock and data recovery circuit in 65-nm CMOS technology.
ISOCC
Jinsoo Rhim, Kwang-Chun Choi, Woo-Young Choi
2012 J jnl
A 5.4-Gbit/s Adaptive Continuous-Time Linear Equalizer Using Asynchronous Undersampling Histograms.
IEEE Trans. Circuits Syst. II Express Briefs
Wang-Soo Kim, Chang-Kyung Seong, Woo-Young Choi
2012 C conf
A 6.24-Gb/s wide-input-range serializer ASIC using fixed-data-rate scheme.
ISCAS
Kang-Yeob Park, Woo-Young Choi, Seon-Young Lee, Wonseok Oh
2012 J jnl
A Time-to-Digital Converter Based on a Multiphase Reference Clock and a Binary Counter With a Novel Sampling Error Corrector.
IEEE Trans. Circuits Syst. II Express Briefs
Kwang-Chun Choi, Seung-Woo Lee, Bhum-Cheol Lee, Woo-Young Choi
2012 J jnl
Fully integrated serial-link receiver with optical interface for long-haul display interconnects.
IET Circuits Devices Syst.
Kang-Yeob Park, Wonseok Oh, Yun-Sik Lee, Woo-Young Choi
2012 — conf
Integration of dual channel timing formatter system for high speed memory test equipment.
ISOCC
Jaeseok Park, Ingeol Lee, Young-Seok Park, Sung-Geun Kim, Kyungho Ryu, Dong-Hoon Jung, Kangwook Jo, Choong Keun Lee, Hongil Yoon, Seong-Ook Jung, Woo-Young Choi, Sungho Kang
2012 J jnl
On-Chip Compensation of Ring VCO Oscillation Frequency Changes Due to Supply Noise and Process Variation.
IEEE Trans. Circuits Syst. II Express Briefs
Young-Seok Park, Woo-Young Choi
2011 — conf
A 5-Gb/s low-power transmitter with voltage-mode output driver in 90nm CMOS technology.
ISOCC
Jinsoo Rhim, Woo-Young Choi
2011 — conf
A 5.4Gb/s adaptive equalizer using asynchronous-sampling histograms.
ISSCC
Wang-Soo Kim, Chang-Kyung Seong, Woo-Young Choi
2011 J jnl
A bandwidth adjustable integrated optical receiver with an on-chip silicon avalanche photodetector.
IEICE Electron. Express
Jin-Sung Youn, Myung-Jae Lee, Kang-Yeob Park, Holger Rücker, Woo-Young Choi
2011 J jnl
Single-Stage Quasi-Resonant Flyback Converter for a Cost-Effective PDP Sustain Power Module.
IEEE Trans. Ind. Electron.
Jung-Min Kwon, Woo-Young Choi, Bong-Hwan Kwon
2011 C conf
Supply noise insensitive ring VCO with on-chip adaptive bias-current and voltage-swing control.
ISCAS
Young-Seok Park, Woo-Young Choi
2010 J jnl
7-Gb/s monolithic photoreceiver fabricated with 0.25-µm SiGe BiCMOS technology.
IEICE Electron. Express
Jin-Sung Youn, Myung-Jae Lee, Kang-Yeob Park, Holger Rücker, Woo-Young Choi
2010 J jnl
A 10-Gb/s trans-impedance amplifier with LC-ladder input configuration.
IEICE Electron. Express
Kang-Yeob Park, Wonseok Oh, Woo-Young Choi
2010 — conf
A 4.8-Gb/s mixed-mode CMOS QPSK demodulator for 60-GHz wireless personal area networks.
APCCAS
Duho Kim, Minsu Ko, Kwang-Chun Choi, Woo-Young Choi
2010 J jnl
A New Network Synchronizer Using Phase Adjustment and Feedforward Filtering Based on Low-Cost Crystal Oscillators.
IEEE Trans. Instrum. Meas.
Chang-Kyung Seong, Seung-Woo Lee, Woo-Young Choi
2010 J jnl
Characterization of surface forces for electro-mechanical memory cells.
IEICE Electron. Express
Woo-Young Choi
2010 J jnl
Demonstration of 60-GHz Link Using a 1.6-Gb/s Mixed-Mode BPSK Demodulator.
IEICE Trans. Electron.
Kwang-Chun Choi, Minsu Ko, Duho Kim, Woo-Young Choi
2010 J jnl
Linear Analysis of Feedforward Ring Oscillators.
IEICE Trans. Electron.
Young-Seok Park, Pyung-Su Han, Woo-Young Choi
2009 J jnl
10Gbps injection-locked CDR with a simple bit transition detector in 0.18µm CMOS technology.
IEICE Electron. Express
Pyung-Su Han, Woo-Young Choi
2009 J jnl
Single-Switch Quasi-Resonant Converter.
IEEE Trans. Ind. Electron.
Jung-Min Kwon, Woo-Young Choi, Bong-Hwan Kwon
2008 J jnl
A 622-Mb/s Mixed-Mode BPSK Demodulator Using a Half-Rate Bang-Bang Phase Detector.
IEEE J. Solid State Circuits
Duho Kim, Kwang-Chun Choi, Young-Kwang Seo, Hyunchin Kim, Woo-Young Choi
2008 J jnl
A New 1.25-Gb/s Burst Mode Clock and Data Recovery Circuit Using Two Digital Phase Aligners and a Phase Interpolator.
IEICE Trans. Commun.
Chang-Kyung Seong, Seung-Woo Lee, Woo-Young Choi
2008 J jnl
Cost-Effective Boost Converter With Reverse-Recovery Reduction and Power Factor Correction.
IEEE Trans. Ind. Electron.
Jung-Min Kwon, Woo-Young Choi, Bong-Hwan Kwon
2008 J jnl
Evaluation for cargo tracking systems in railroad transportation.
J. Inform. and Commun. Convergence Engineering
Nam-Kyu Park, Joo-Young Kim, Woo-Young Choi
2008 J jnl
Single-Stage Single-Switch PFC Flyback Converter Using a Synchronous Rectifier.
IEEE Trans. Ind. Electron.
Jong-Jae Lee, Jung-Min Kwon, Eung-Ho Kim, Woo-Young Choi, Bong-Hwan Kwon
2007 J jnl
1.25/2.5-Gb/s Dual Bit-Rate Burst-Mode Clock Recovery Circuits in 0.18- μħbox m CMOS Technology.
IEEE Trans. Circuits Syst. II Express Briefs
Pyung-Su Han, Woo-Young Choi
2007 J jnl
A 1.25-Gb/s Digitally-Controlled Dual-Loop Clock and Data Recovery Circuit with Enhanced Phase Resolution.
IEICE Trans. Electron.
Chang-Kyung Seong, Seung-Woo Lee, Woo-Young Choi
2007 J jnl
A Step-Up DC-DC Converter With a Resonant Voltage Doubler.
IEEE Trans. Ind. Electron.
Jae-Kyu Park, Woo-Young Choi, Bong-Hwan Kwon
2007 J jnl
Bridgeless Boost Rectifier With Low Conduction Losses and Reduced Diode Reverse-Recovery Problems.
IEEE Trans. Ind. Electron.
Woo-Young Choi, Jung-Min Kwon, Eung-Ho Kim, Jong-Jae Lee, Bong-Hwan Kwon
2007 J jnl
Rapid generation of the piping model having the relationship with a hull structure in shipbuilding.
Adv. Eng. Softw.
Myung-Il Roh, Kyu-Yeul Lee, Woo-Young Choi
2006 C conf
1.25/2.5-Gb/s burst-mode clock recovery circuit with a novel dual bit-rate structure in 0.18µm CMOS.
ISCAS
Pyung-Su Han, Woo-Young Choi
2006 J jnl
A 0.18 µm CMOS 3.125-Gb/s Digitally Controlled Adaptive Line Equalizer with Feed-Forward Swing Control for Backplane Serial Link.
IEICE Trans. Electron.
Ki-Hyuk Lee, Jae-Wook Lee, Woo-Young Choi
2006 C conf
A 1.25-Gb/s digitally-controlled dual-loop clock and data recovery circuit with enhanced phase resolution.
ISCAS
Chang-Kyung Seong, Seung-Woo Lee, Woo-Young Choi
2001 J jnl
A 1.8∼3.2-GHz fully differential GaAs MESFET PLL.
IEEE J. Solid State Circuits
Tae-Sik Cheung, Bhum-Cheol Lee, Eun-Chang Choi, Woo-Young Choi
1994 — —
MBE-grown long wavelength InGaAlAs/InP laser diodes.
Woo-Young Choi