Jaehyuk Choi

57 papers A* 1C 1Journal 31Unranked 24
YearRankTypeTitle / Venue / Authors
2026 — conf
7.7 A Fully Reconfigurable Hybrid SPAD Vision Sensor with 134dB Dynamic Range Using Time-Coded Dual Exposures.
ISSCC
Kieop Hong, Jubin Kang, Jung-Hye Hwang, Insang Son, Seonghyeok Park, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2026 — conf
A 480×320 CMOS LiDAR Sensor with Tapering 1-Step Histogramming TDCs and Sub-Pixel Echo Resolvers.
ISSCC
Wonjong Roh, Canxing Piao, Taehoon Jeon, Junsang Bae, Jung-Hoon Chun, Seong-Jin Kim, Jaehyuk Choi
2026 — conf
A Multi-Range, Multi-Resolution LiDAR Sensor with 2,880-Channel Modular Survival Histogramming TDC and Delay Compensation Using Double Histogram Sampling.
ISSCC
Minkyung Kim, Junsang Bae, Donghyuk Kim, Jung-Hoon Chun, Seong-Jin Kim, Jaehyuk Choi
2025 J jnl
A 100 × 80 Flash LiDAR Sensor With In-Pixel Zoom-Histogramming TDC and Self-Referenced Single-Slope ADC Based on Analog Counters.
IEEE J. Solid State Circuits
Su-Hyun Han, Seonghyeok Park, Bumjun Kim, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2025 J jnl
A 3.1-μW Analog-Assisted Zoom Histogramming TDC in 35-μm Pixel Pitch for Flash LiDAR Sensor.
IEEE J. Solid State Circuits
Su-Hyun Han, Seonghyeok Park, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2025 J jnl
A CMOS Flash LiDAR Sensor With In-Pixel Zoom Histogramming Time-to-Digital Converters.
IEEE J. Solid State Circuits
Bumjun Kim, Seonghyeok Park, Su-Hyun Han, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2025 C conf
A Flash LiDAR with SA-Based Pulse Position Modulation for Multi-user Interference Cancellation.
ISCAS
Jundong Yeo, Seonghyeok Park, Yunji Hong, Jaehyuk Choi, Jung-Hoon Chun, Seong-Jin Kim
2025 J jnl
A High-Resolution Solid-State LiDAR Sensor With Reconfigurable Histogramming Time-to-Digital Converter and Filter for Depth Refinement.
IEEE J. Solid State Circuits
Wonjong Roh, Hyeongseok Seo, Canxing Piao, Minkyung Kim, Taehoon Jeon, Heesung Lee, Myung-Jae Lee, Jung-Hoon Chun, Seong-Jin Kim, Jaehyuk Choi
2025 J jnl
All-Digital Event-Based Vision Sensor With Multi-Event Generation for Motion/Vibration-Adaptive Detection.
IEEE J. Solid State Circuits
Houk Lee, Jinpyo Han, Junhee Cho, Heesung Lee, Jung-Hoon Chun, Seong-Jin Kim, Jaehyuk Choi
2025 — conf
An Asynchronous 160×90 Flash LiDAR Sensor with Dynamic Frame Rates of 5 to 250fps Based on Pixelwise ToF Validation via a Background-Light-Adaptive Threshold.
ISSCC
Seonghyeok Park, Su-Hyun Han, Jongbeom Kim, Jubin Kang, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2025 J jnl
An FPGA-Based Energy-Efficient Real-Time Hand Pose Estimation System With an Integrated Image Signal Processor for Indirect 3-D Time-of-Flight Sensors.
IEEE Internet Things J.
Yongsoo Kim, Jaehyeon So, Chanwook Hwang, Wencan Cheng, Jaehyuk Choi, Jong Hwan Ko
2024 — conf
6.11 A 320x240 CMOS LiDAR Sensor with 6-Transistor nMOS-Only SPAD Analog Front-End and Area-Efficient Priority Histogram Memory.
ISSCC
Minkyung Kim, Hyeongseok Seo, Songhyeon Kim, Jung-Hoon Chun, Seong-Jin Kim, Jaehyuk Choi
2024 — conf
6.7 A 160×120 Flash LiDAR Sensor with Fully Analog-Assisted In- Pixel Histogramming TDC Based on Self-Referenced SAR ADC.
ISSCC
Su-Hyun Han, Seonghyeok Park, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2024 — conf
A 400 × 112 CMOS LiDAR Sensor with Reconfigurable-Resolution Histogramming Time-to-Digital Converters and Sub-cm Depth Refining Filter.
A-SSCC
Wonjong Roh, Hyeongseok Seo, Canxing Piao, Heesung Lee, Minkyung Kim, Myung-Jae Lee, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2024 — conf
A Digital Dynamic Vision Sensor with SPAD Pixels and Multi-Event Generation for Motion/Vibration-Adaptive Detection.
VLSI Technology and Circuits
Jinpyo Han, Houk Lee, Junhee Cho, Heesung Lee, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2024 J jnl
HYDRA: A Hybrid Resistance Drift Resilient Architecture for Phase Change Memory-Based Neural Network Accelerators.
IEEE Trans. Computers
Thai-Hoang Nguyen, Muhammad Imran, Jaehyuk Choi, Joon-Sung Yang
2023 J jnl
CRAFT: Criticality-Aware Fault-Tolerance Enhancement Techniques for Emerging Memories-Based Deep Neural Networks.
CoRR
Thai-Hoang Nguyen, Muhammad Imran, Jaehyuk Choi, Joon-Sung Yang
2023 J jnl
CRAFT: Criticality-Aware Fault-Tolerance Enhancement Techniques for Emerging Memories-Based Deep Neural Networks.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Thai-Hoang Nguyen, Muhammad Imran, Jaehyuk Choi, Joon-Sung Yang
2023 J jnl
EUNNet: Efficient UN-Normalized Convolution Layer for Stable Training of Deep Residual Networks Without Batch Normalization Layer.
IEEE Access
Khanh-Binh Nguyen, Jaehyuk Choi, Joon-Sung Yang
2022 — conf
A 100×80 CMOS Flash LiDAR Sensor with 0.0011mm
VLSI Technology and Circuits
Su-Hyun Han, Bumjun Kim, Seonghyeok Park, Yongjae Park, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2022 J jnl
A 2.03-mW CMOS Image Sensor With an Integrated Four-Stacked Charge-Recycling Driver for Image Signal Transmission.
IEEE Access
Sang-Hoon Kim, Yongsung Cho, Jiwon Lee, Jung-Hoon Chun, Jaehyuk Choi
2022 — conf
A 640×480 Indirect Time-of-Flight Image Sensor with Tetra Pixel Architecture for Tap Mismatch Calibration and Motion Artifact Suppression.
VLSI Technology and Circuits
Jubin Kang, Yongjae Park, Jung-Hye Hwang, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2022 J jnl
A Low-Power Indirect Time-of-Flight CMOS Image Sensor With Fixed Depth Noise Compensation and Dual-Mode Imaging for Depth Dynamic Range Enhancement.
IEEE Trans. Circuits Syst. I Regul. Pap.
Canxing Piao, Yeonsoo Ahn, Donguk Kim, Jihoon Park, Jubin Kang, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2022 J jnl
An 80 × 60 Flash LiDAR Sensor With In-Pixel Delta-Intensity Quaternary Search Histogramming TDC.
IEEE J. Solid State Circuits
Seonghyeok Park, Bumjun Kim, Su-Hyun Han, Junhee Cho, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2022 — conf
An 80×60 Flash LiDAR Sensor with In-Pixel Histogramming TDC Based on Quaternary Search and Time-Gated Δ-Intensity Phase Detection for 45m Detectable Range and Background Light Cancellation.
ISSCC
Seonghyeok Park, Bumjun Kim, Junhee Cho, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2022 J jnl
CMOS Image Sensor With Two-Step Single-Slope ADCs and a Detachable Super Capacitive DAC.
IEEE Trans. Circuits Syst. II Express Briefs
Wonhui Park, Canxing Piao, Houk Lee, Jaehyuk Choi
2022 J jnl
Checkerboard Dropout: A Structured Dropout With Checkerboard Pattern for Convolutional Neural Networks.
IEEE Access
Khanh-Binh Nguyen, Jaehyuk Choi, Joon-Sung Yang
2021 — conf
7.2 A 48 ×4013.5 mm Depth Resolution Flash LiDAR Sensor with In-Pixel Zoom Histogramming Time-to-Digital Converter.
ISSCC
Bumjun Kim, Seonghyeok Park, Jung-Hoon Chun, Jaehyuk Choi, Seong-Jin Kim
2021 J jnl
A 5.02nW 32-kHz Self-Reference Power Gating XO With Fast Startup Time Assisted by Negative Resistance and Initial Noise Boosters.
IEEE Trans. Circuits Syst. II Express Briefs
Jee-Ho Park, Yongtae Shin, Jaehyuk Choi, Seong-Jin Kim
2021 — conf
A 70mW Indirect Time-of-Flight Image Sensor with Depth Dynamic Range Enhancement and Fixed Depth Noise Compensation.
A-SSCC
Canxing Piao, Yeonsoo Ahn, Donguk Kim, Jihoon Park, Jubin Kang, Minseok Shin, Kangbong Seo, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2021 — conf
A CMOS LiDAR Sensor with Pre-Post Weighted-Histogramming for Sunlight Immunity Over 105 klx and SPAD-based Infinite Interference Canceling.
VLSI Circuits
Hyeongseok Seo, Gihwan Cho, Jungwoo Kim, Jun-Han Bae, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2021 J jnl
Direct TOF Scanning LiDAR Sensor With Two-Step Multievent Histogramming TDC and Embedded Interference Filter.
IEEE J. Solid State Circuits
Hyeongseok Seo, Heesun Yoon, Dongkyu Kim, Jungwoo Kim, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2021 A* conf
Low-Cost and Effective Fault-Tolerance Enhancement Techniques for Emerging Memories-Based Deep Neural Networks.
DAC
Thai-Hoang Nguyen, Muhammad Imran, Jaehyuk Choi, Joon-Sung Yang
2020 — conf
5.4 A Dynamic Pseudo 4-Tap CMOS Time-of-Flight Image Sensor with Motion Artifact Suppression and Background Light Cancelling Over 120klux.
ISSCC
Donguk Kim, Seunghyun Lee, Dahwan Park, Canxing Piao, Jihoon Park, Yeonsoo Ahn, Kihwan Cho, Jungsoon Shin, Seung Min Song, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2020 — conf
A 36-Channel SPAD-Integrated Scanning LiDAR Sensor with Multi-Event Histogramming TDC and Embedded Interference Filter.
VLSI Circuits
Hyeongseok Seo, Heesun Yoon, Dongkyu Kim, Jungwoo Kim, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2020 — conf
A Jitter-Tolerant Referenceless Digital-CDR for Cellular Transceivers.
A-SSCC
Jaekwon Kim, Youngjun Ko, Jahoon Jin, Jaehyuk Choi, Jung-Hoon Chun
2020 J jnl
CMOS Skin Sensor for Mobile Skin Diagnosis Using an Electronic Cotton Pad.
IEEE Access
Hyunsub Norbert Rie, Junhyung Cho, Jungjoon Lee, Srinivas Gandla, Seong-Jin Kim, Jaehyuk Choi
2020 J jnl
Indirect Time-of-Flight CMOS Image Sensor With On-Chip Background Light Cancelling and Pseudo-Four-Tap/Two-Tap Hybrid Imaging for Motion Artifact Suppression.
IEEE J. Solid State Circuits
Donguk Kim, Seunghyun Lee, Dahwan Park, Canxing Piao, Jihoon Park, Yeonsoo Ahn, Kihwan Cho, Jungsoon Shin, Seung Min Song, Seong-Jin Kim, Jung-Hoon Chun, Jaehyuk Choi
2019 J jnl
Design and Analysis of a 12-b Current-Steering DAC in a 14-nm FinFET Technology for 2G/3G/4G Cellular Applications.
IEEE Trans. Circuits Syst. I Regul. Pap.
Jaekwon Kim, Woojin Jang, Yanghoon Lee, Wan Kim, Seunghyun Oh, Jongwoo Lee, Jaehyuk Choi, Jung-Hoon Chun, Thomas Byunghak Cho
2019 J jnl
Design of a Time-of-Flight Sensor With Standard Pinned-Photodiode Devices Toward 100-MHz Modulation Frequency.
IEEE Access
Seunghyun Lee, Dahwan Park, Sanguk Lee, Jaehyuk Choi, Seong-Jin Kim
2019 J jnl
Indirect Time-of-Flight Depth Sensor with Two-Step Comparison Scheme for Depth Frame Difference Detection.
Sensors
Donguk Kim, Jaehyuk Choi
2018 J jnl
A 12-Gb/s Stacked Dual-Channel Interface for CMOS Image Sensor Systems.
Sensors
Sang-Hoon Kim, Hoon Shin, Youngkyun Jeong, June-Hee Lee, Jaehyuk Choi, Jung-Hoon Chun
2018 J jnl
Mutual Capacitive Sensing Touch Screen Controller for Ultrathin Display with Extended Signal Passband Using Negative Capacitance.
Sensors
Chang-Ju Lee, Jong Kang Park, Canxing Piao, Han-Eol Seo, Jaehyuk Choi, Jung-Hoon Chun
2016 — conf
A 12-Gb/s dual-channel transceiver for CMOS image sensor systems.
ESSCIRC
Sang-Hoon Kim, Hoon Shin, Youngkyun Jeong, June-Hee Lee, Jaehyuk Choi, Jung-Hoon Chun
2016 J jnl
Always-On CMOS Image Sensor for Mobile and Wearable Devices.
IEEE J. Solid State Circuits
Jaehyuk Choi, Jungsoon Shin, Dongwoo Kang, Du-Sik Park
2016 J jnl
Biometrics for electronic eyes: system authentication with embedded CMOS image sensor.
IEEE Trans. Consumer Electron.
Seung-Chan Kim, Soo-Chul Lim, Jungsoon Shin, Jaehyuk Choi
2016 — conf
Review of low power image sensors for always-on imaging.
ISOCC
Jaehyuk Choi
2015 — conf
6.3 A 45.5μW 15fps always-on CMOS image sensor for mobile and wearable devices.
ISSCC
Jaehyuk Choi, Jungsoon Shin, Dongwoo Kang, Du-Sik Park
2015 J jnl
An Architecture With Pipelined Background Suppression and In-Situ Noise Cancelling for 2D/3D CMOS Image Sensor.
IEEE Trans. Circuits Syst. I Regul. Pap.
Jaehyuk Choi, Jungsoon Shin, Byongmin Kang
2015 J jnl
An Energy/Illumination-Adaptive CMOS Image Sensor With Reconfigurable Modes of Operations.
IEEE J. Solid State Circuits
Jaehyuk Choi, Seokjun Park, Jihyun Cho, Euisik Yoon
2014 J jnl
A 3-D Camera With Adaptable Background Light Suppression Using Pixel-Binning and Super-Resolution.
IEEE J. Solid State Circuits
Jihyun Cho, Jaehyuk Choi, Seong-Jin Kim, Seokjun Park, Jungsoon Shin, James D. K. Kim, Euisik Yoon
2014 J jnl
A 3.4-µW Object-Adaptive CMOS Image Sensor With Embedded Feature Extraction Algorithm for Motion-Triggered Object-of-Interest Imaging.
IEEE J. Solid State Circuits
Jaehyuk Choi, Seokjun Park, Jihyun Cho, Euisik Yoon
2014 — conf
Pixel structure for asymmetry removal in ToF 3D camera.
IMSE
Byongmin Kang, Jungsoon Shin, Jaehyuk Choi, James D. K. Kim
2013 — conf
A 3.4µW CMOS image sensor with embedded feature-extraction algorithm for motion-triggered object-of-interest imaging.
ISSCC
Jaehyuk Choi, Seokjun Park, Jihyun Cho, Euisik Yoon
2012 — conf
A 1.36μW adaptive CMOS image sensor with reconfigurable modes of operation from available energy/illumination for distributed wireless sensor network.
ISSCC
Jaehyuk Choi, Seokjun Park, Jihyun Cho, Euisik Yoon
2007 — conf
A Spatial-Temporal Multi-Resolution CMOS Image Sensor with Adaptive Frame Rates for Moving Objects in the Region-of-Interest.
ISSCC
Jaehyuk Choi, Sang-Wook Han, Seong-Jin Kim, Sun-Il Chang, Euisik Yoon
2007 J jnl
A Spatial-Temporal Multiresolution CMOS Image Sensor With Adaptive Frame Rates for Tracking the Moving Objects in Region-of-Interest and Suppressing Motion Blur.
IEEE J. Solid State Circuits
Jaehyuk Choi, Sang-Wook Han, Seong-Jin Kim, Sun-Il Chang, Euisik Yoon