A Spatial-Temporal Multi-Resolution CMOS Image Sensor with Adaptive Frame Rates for Moving Objects in the Region-of-Interest. - Jaehyuk Choi 001; Sang-Wook Han; Seong-Jin Kim; Sun-Il Chang; Euisik Yoon (ISSCC, 2007)

A Spatial-Temporal Multiresolution CMOS Image Sensor With Adaptive Frame Rates for Tracking the Moving Objects in Region-of-Interest and Suppressing Motion Blur. - Jaehyuk Choi 001; Sang-Wook Han; Seong-Jin Kim; Sun-Il Chang; Euisik Yoon (IEEE J. Solid State Circuits, 2007)

A 1.36μW adaptive CMOS image sensor with reconfigurable modes of operation from available energy/illumination for distributed wireless sensor network. - Jaehyuk Choi 001; Seokjun Park; Jihyun Cho; Euisik Yoon (ISSCC, 2012)

A 3.4µW CMOS image sensor with embedded feature-extraction algorithm for motion-triggered object-of-interest imaging. - Jaehyuk Choi 001; Seokjun Park; Jihyun Cho; Euisik Yoon (ISSCC, 2013)

Pixel structure for asymmetry removal in ToF 3D camera. - Byongmin Kang; Jungsoon Shin; Jaehyuk Choi 001; James D. K. Kim (IMSE, 2014)

A 3-D Camera With Adaptable Background Light Suppression Using Pixel-Binning and Super-Resolution. - Jihyun Cho; Jaehyuk Choi 001; Seong-Jin Kim; Seokjun Park; Jungsoon Shin; James D. K. Kim; Euisik Yoon (IEEE J. Solid State Circuits, 2014)

A 3.4-µW Object-Adaptive CMOS Image Sensor With Embedded Feature Extraction Algorithm for Motion-Triggered Object-of-Interest Imaging. - Jaehyuk Choi 001; Seokjun Park; Jihyun Cho; Euisik Yoon (IEEE J. Solid State Circuits, 2014)

6.3 A 45.5μW 15fps always-on CMOS image sensor for mobile and wearable devices. - Jaehyuk Choi 001; Jungsoon Shin; Dongwu Kang; Du-Sik Park (ISSCC, 2015)

An Energy/Illumination-Adaptive CMOS Image Sensor With Reconfigurable Modes of Operations. - Jaehyuk Choi 001; Seokjun Park; Jihyun Cho; Euisik Yoon (IEEE J. Solid State Circuits, 2015)

An Architecture With Pipelined Background Suppression and In-Situ Noise Cancelling for 2D/3D CMOS Image Sensor. - Jaehyuk Choi 001; Jungsoon Shin; Byongmin Kang (IEEE Trans. Circuits Syst. I Regul. Pap., 2015)

A 12-Gb/s dual-channel transceiver for CMOS image sensor systems. - Sang-Hoon Kim; Hoon Shin; Youngkyun Jeong; June-Hee Lee; Jaehyuk Choi 001; Jung-Hoon Chun (ESSCIRC, 2016)

Review of low power image sensors for always-on imaging. - Jaehyuk Choi 001 (ISOCC, 2016)

Always-On CMOS Image Sensor for Mobile and Wearable Devices. - Jaehyuk Choi 001; Jungsoon Shin; Dongwu Kang; Du-Sik Park (IEEE J. Solid State Circuits, 2016)

Biometrics for electronic eyes: system authentication with embedded CMOS image sensor. - Seung-Chan Kim; Soo-Chul Lim; Jungsoon Shin; Jaehyuk Choi 001 (IEEE Trans. Consumer Electron., 2016)

A 12-Gb/s Stacked Dual-Channel Interface for CMOS Image Sensor Systems. - Sang-Hoon Kim; Hoon Shin; Youngkyun Jeong; June-Hee Lee; Jaehyuk Choi 001; Jung-Hoon Chun (Sensors, 2018)

Mutual Capacitive Sensing Touch Screen Controller for Ultrathin Display with Extended Signal Passband Using Negative Capacitance. - Chang-Ju Lee; Jong Kang Park; Canxing Piao; Han-Eol Seo; Jaehyuk Choi 001; Jung-Hoon Chun (Sensors, 2018)

Design of a Time-of-Flight Sensor With Standard Pinned-Photodiode Devices Toward 100-MHz Modulation Frequency. - Seunghyun Lee; Dahwan Park; Sanguk Lee; Jaehyuk Choi 001; Seong-Jin Kim (IEEE Access, 2019)

Indirect Time-of-Flight Depth Sensor with Two-Step Comparison Scheme for Depth Frame Difference Detection. - Donguk Kim 005; Jaehyuk Choi 001 (Sensors, 2019)

Design and Analysis of a 12-b Current-Steering DAC in a 14-nm FinFET Technology for 2G/3G/4G Cellular Applications. - Jaekwon Kim; Woojin Jang; Yanghoon Lee; Wan Kim; Seunghyun Oh; Jongwoo Lee; Jaehyuk Choi 001; Jung-Hoon Chun; Thomas Byunghak Cho (IEEE Trans. Circuits Syst. I Regul. Pap., 2019)

A Jitter-Tolerant Referenceless Digital-CDR for Cellular Transceivers. - Jaekwon Kim; Youngjun Ko; Jahoon Jin; Jaehyuk Choi 001; Jung-Hoon Chun (A-SSCC, 2020)

5.4 A Dynamic Pseudo 4-Tap CMOS Time-of-Flight Image Sensor with Motion Artifact Suppression and Background Light Cancelling Over 120klux. - Donguk Kim 005; 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 001 (ISSCC, 2020)

A 36-Channel SPAD-Integrated Scanning LiDAR Sensor with Multi-Event Histogramming TDC and Embedded Interference Filter. - Hyeongseok Seo; Heesun Yoon; Dongkyu Kim; Jungwoo Kim 001; Seong-Jin Kim; Jung-Hoon Chun; Jaehyuk Choi 001 (VLSI Circuits, 2020)

CMOS Skin Sensor for Mobile Skin Diagnosis Using an Electronic Cotton Pad. - Hyunsub Norbert Rie; Junhyung Cho; Jungjoon Lee; Srinivas Gandla; Seong-Jin Kim; Jaehyuk Choi 001 (IEEE Access, 2020)

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. - Donguk Kim 005; 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 001 (IEEE J. Solid State Circuits, 2020)

A 70mW Indirect Time-of-Flight Image Sensor with Depth Dynamic Range Enhancement and Fixed Depth Noise Compensation. - Canxing Piao; Yeonsoo Ahn; Donguk Kim 005; Jihoon Park; Jubin Kang; Minseok Shin; Kangbong Seo; Seong-Jin Kim; Jung-Hoon Chun; Jaehyuk Choi 001 (A-SSCC, 2021)

Low-Cost and Effective Fault-Tolerance Enhancement Techniques for Emerging Memories-Based Deep Neural Networks. - Thai-Hoang Nguyen; Muhammad Imran 010; Jaehyuk Choi 001; Joon-Sung Yang (DAC, 2021)

7.2 A 48 ×4013.5 mm Depth Resolution Flash LiDAR Sensor with In-Pixel Zoom Histogramming Time-to-Digital Converter. - Bumjun Kim; Seonghyeok Park; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (ISSCC, 2021)

A CMOS LiDAR Sensor with Pre-Post Weighted-Histogramming for Sunlight Immunity Over 105 klx and SPAD-based Infinite Interference Canceling. - Hyeongseok Seo; Gihwan Cho; Jungwoo Kim 001; Jun-Han Bae; Seong-Jin Kim; Jung-Hoon Chun; Jaehyuk Choi 001 (VLSI Circuits, 2021)

Direct TOF Scanning LiDAR Sensor With Two-Step Multievent Histogramming TDC and Embedded Interference Filter. - Hyeongseok Seo; Heesun Yoon; Dongkyu Kim; Jungwoo Kim 001; Seong-Jin Kim; Jung-Hoon Chun; Jaehyuk Choi 001 (IEEE J. Solid State Circuits, 2021)

A 5.02nW 32-kHz Self-Reference Power Gating XO With Fast Startup Time Assisted by Negative Resistance and Initial Noise Boosters. - Jee-Ho Park; Yongtae Shin; Jaehyuk Choi 001; Seong-Jin Kim (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

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. - Seonghyeok Park; Bumjun Kim; Junhee Cho; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (ISSCC, 2022)

A 100×80 CMOS Flash LiDAR Sensor with 0.0011mm2 In-Pixel Histogramming TDC Based on Analog Counter and Self-Calibrated Single-Slope ADC. - Su-Hyun Han 001; Bumjun Kim; Seonghyeok Park; Yongjae Park; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (VLSI Technology and Circuits, 2022)

A 640×480 Indirect Time-of-Flight Image Sensor with Tetra Pixel Architecture for Tap Mismatch Calibration and Motion Artifact Suppression. - Jubin Kang; Yongjae Park; Jung-Hye Hwang; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (VLSI Technology and Circuits, 2022)

A 2.03-mW CMOS Image Sensor With an Integrated Four-Stacked Charge-Recycling Driver for Image Signal Transmission. - Sang-Hoon Kim; Yongsung Cho; Jiwon Lee; Jung-Hoon Chun; Jaehyuk Choi 001 (IEEE Access, 2022)

Checkerboard Dropout: A Structured Dropout With Checkerboard Pattern for Convolutional Neural Networks. - Khanh-Binh Nguyen; Jaehyuk Choi 001; Joon-Sung Yang (IEEE Access, 2022)

An 80 × 60 Flash LiDAR Sensor With In-Pixel Delta-Intensity Quaternary Search Histogramming TDC. - Seonghyeok Park; Bumjun Kim; Su-Hyun Han 001; Junhee Cho; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (IEEE J. Solid State Circuits, 2022)

A Low-Power Indirect Time-of-Flight CMOS Image Sensor With Fixed Depth Noise Compensation and Dual-Mode Imaging for Depth Dynamic Range Enhancement. - Canxing Piao; Yeonsoo Ahn; Donguk Kim 005; Jihoon Park; Jubin Kang; Seong-Jin Kim; Jung-Hoon Chun; Jaehyuk Choi 001 (IEEE Trans. Circuits Syst. I Regul. Pap., 2022)

CMOS Image Sensor With Two-Step Single-Slope ADCs and a Detachable Super Capacitive DAC. - Wonhui Park; Canxing Piao; Houk Lee; Jaehyuk Choi 001 (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

EUNNet: Efficient UN-Normalized Convolution Layer for Stable Training of Deep Residual Networks Without Batch Normalization Layer. - Khanh-Binh Nguyen; Jaehyuk Choi 001; Joon-Sung Yang (IEEE Access, 2023)

CRAFT: Criticality-Aware Fault-Tolerance Enhancement Techniques for Emerging Memories-Based Deep Neural Networks. - Thai-Hoang Nguyen; Muhammad Imran 010; Jaehyuk Choi 001; Joon-Sung Yang (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2023)

A 400 × 112 CMOS LiDAR Sensor with Reconfigurable-Resolution Histogramming Time-to-Digital Converters and Sub-cm Depth Refining Filter. - Wonjong Roh; Hyeongseok Seo; Canxing Piao; Heesung Lee; Minkyung Kim 014; Myung-Jae Lee; Seong-Jin Kim; Jung-Hoon Chun; Jaehyuk Choi 001 (A-SSCC, 2024)

6.7 A 160×120 Flash LiDAR Sensor with Fully Analog-Assisted In- Pixel Histogramming TDC Based on Self-Referenced SAR ADC. - Su-Hyun Han 001; Seonghyeok Park; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (ISSCC, 2024)

6.11 A 320x240 CMOS LiDAR Sensor with 6-Transistor nMOS-Only SPAD Analog Front-End and Area-Efficient Priority Histogram Memory. - Minkyung Kim 014; Hyeongseok Seo; Songhyeon Kim; Jung-Hoon Chun; Seong-Jin Kim; Jaehyuk Choi 001 (ISSCC, 2024)

A Digital Dynamic Vision Sensor with SPAD Pixels and Multi-Event Generation for Motion/Vibration-Adaptive Detection. - Jinpyo Han; Houk Lee; Junhee Cho; Heesung Lee; Seong-Jin Kim; Jung-Hoon Chun; Jaehyuk Choi 001 (VLSI Technology and Circuits, 2024)

HYDRA: A Hybrid Resistance Drift Resilient Architecture for Phase Change Memory-Based Neural Network Accelerators. - Thai-Hoang Nguyen; Muhammad Imran 010; Jaehyuk Choi 001; Joon-Sung Yang (IEEE Trans. Computers, 2024)

A Flash LiDAR with SA-Based Pulse Position Modulation for Multi-user Interference Cancellation. - Jundong Yeo; Seonghyeok Park; Yunji Hong; Jaehyuk Choi 001; Jung-Hoon Chun; Seong-Jin Kim (ISCAS, 2025)

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. - Seonghyeok Park; Su-Hyun Han 001; Jongbeom Kim; Jubin Kang; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (ISSCC, 2025)

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. - Yongsoo Kim; Jaehyeon So; Chanwook Hwang; Wencan Cheng; Jaehyuk Choi 001; Jong Hwan Ko (IEEE Internet Things J., 2025)

A CMOS Flash LiDAR Sensor With In-Pixel Zoom Histogramming Time-to-Digital Converters. - Bumjun Kim; Seonghyeok Park; Su-Hyun Han 001; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (IEEE J. Solid State Circuits, 2025)

All-Digital Event-Based Vision Sensor With Multi-Event Generation for Motion/Vibration-Adaptive Detection. - Houk Lee; Jinpyo Han; Junhee Cho; Heesung Lee; Jung-Hoon Chun; Seong-Jin Kim; Jaehyuk Choi 001 (IEEE J. Solid State Circuits, 2025)

A 3.1-μW Analog-Assisted Zoom Histogramming TDC in 35-μm Pixel Pitch for Flash LiDAR Sensor. - Su-Hyun Han 001; Seonghyeok Park; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (IEEE J. Solid State Circuits, 2025)

A 100 × 80 Flash LiDAR Sensor With In-Pixel Zoom-Histogramming TDC and Self-Referenced Single-Slope ADC Based on Analog Counters. - Su-Hyun Han 001; Seonghyeok Park; Bumjun Kim; Jung-Hoon Chun; Jaehyuk Choi 001; Seong-Jin Kim (IEEE J. Solid State Circuits, 2025)