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Image Sensor Pixel Design
Silicon Image Sensor
Novel Material Based Image Sensor
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Professor Profile
Jiwon Lee
JA ProfessorBackground
Education
2008.09 ~ 2013.08
Korea과학기술원 (박사-반도체 학제전공)
2006.09 ~ 2008.08
Korea과학기술원 (석사-반도체 학제전공)
2001.03 ~ 2006.08
경북대학교 (학사-전자전기컴퓨터학부)
Experience
Career
2024.01 ~ 2024.02
IMEC
2023.06 ~ 2023.07
IMEC
2022.09 ~ 2024.02
한양대학교 ERICA 나노광전자학과
2018.10 ~ 2022.08
IMEC
2013.09 ~ 2018.06
삼성전자 SENSOR제품개발팀
Focus
Research Areas
Publications
Journals
SemimetalinOxide Composites with SelfFormed EnergyBand Gradients for HighPerformance Infrared Photodetection, Advanced Functional Materials, , 36, - (2026 )
SingleExposure High Dynamic Range Image Sensor using ThinFilm Photodiode Pixel, IEEE Electron Device Letters, , 47, 989-992 (2026 )
ThinFilm Pinned Photodiode PixelBased InSensor Convolution Processing, IEEE Transactions on Electron Devices, , , - (2026 )
Highresolution quantumdot lightemitting diodes with dual optical and electrical isolation enabled by black matrix barriers, Chemical Engineering Journal, , 543, - (2026 )
Versatile Potential and FullWell Capacity Modeling of Vertical Pinned Photodiodes, IEEE Sensors Journal, , 26, 25928-25938 (2026 )
NonLinear Dark Current Behavior in CMOS Image Sensor, IEEE Electron Device Letters, , 47, 1858-1861 (2026 )
Design of a Leaky IntegrateandFire ModelBased SPAD Image Sensor for Efficient Edge Detection, IEEE Transactions on Circuits and Systems I Regular Papers, , 72, 7648-7657 (2025 )
A ColorSeparable Vertical Pinned Photodiode for Scaled CMOS Image Sensor Pixels, IEEE Sensors Journal, , 25, 36032-36038 (2025 )
WideDynamicRange LeadFree SWIR Image Sensors Based on InAs ThinFilm QuantumDot Photodiodes, Sensors, , 25, - (2025 )
Pinning voltage model of vertical pinned photodiode for DualPixel image sensor, SolidState Electronics, , 216, - (2024 )
Semiconductor design advances for sensing light beyond the visible, Laser Focus World, , 60, 26-28 (2024 )
Halide Perovskite Photodiode Integrated CMOS Imager, ACS Nano, , 18, 35520-35532 (2024 )
Effect of XRay Irradiation on Colloidal Quantum Dot SWIR CMOS Image Sensor, IEEE Transactions on Electron Devices, , 71, 613-618 (2024 )
HighSpeed Light Detection Sensor for Hardware Security in Standard CMOS Technology, IEEE Transactions on Circuits and Systems II Express Briefs, , 70, 3917-3921 (2023 )
Thinfilm image sensors with a pinned photodiode structure, Nature Electronics, , 6, 590-598 (2023 )
A ThinFilm PinnedPhotodiode Imager Pixel with Fully Monolithic Fabrication and beyond 1MeFull Well Capacity, Sensors, , 23, - (2023 )
ThinFilm Photogate Pixel With Fixed Photodiode Bias for NearInfrared Imaging, IEEE Electron Device Letters, , 44, 2007-2010 (2023 )
Image sensors using thinfilm absorbers, Applied Optics, , 62, F21-F30 (2023 )
Disruptive infrared image sensors enabled by quantum dots, Journal of the Society for Information Display, , 31, 149-157 (2023 )
A Novel 2T Pixel Topology Enabling HighQuality Optical Fingerprints, IEEE Journal on Flexible Electronics, , 2, 448-456 (2023 )
Investigation of the Global Shutter Operation of the QuantumDot ShortWave Infrared Image Sensor, IEEE Transactions on Electron Devices, , 70, 3155-3159 (2023 )
Analytical Model of the Vertical Pinned Photodiode, IEEE Transactions on Electron Devices, , 69, 5603-5606 (2022 )
A BacksideIlluminated ChargeFocusing Silicon SPAD With Enhanced NearInfrared Sensitivity, IEEE Transactions on Electron Devices, , 69, 1129-1136 (2022 )
Infrared Colloidal Quantum Dot Image Sensors, IEEE Transactions on Electron Devices, , 69, 2840-2850 (2022 )
Detailed Characterization of ShortWave Infrared Colloidal Quantum Dot Image Sensors, IEEE Transactions on Electron Devices, , 69, 2900-2906 (2022 )
A 203mW CMOS Image Sensor With an Integrated FourStacked ChargeRecycling Driver for Image Signal Transmission, IEEE Access, , 10, 99553-99561 (2022 )
Design and Characterization of NearInfrared SensitivityEnhanced ThreeTap Fully Depleted Image Sensor for Fluorescence Lifetime Imaging, IEEE Sensors Journal, , 22, 18428-18436 (2022 )
ThinFilm Photodetector Optimization for HighPerformance ShortWavelength Infrared Imaging, IEEE ELECTRON DEVICE LETTERS, , 42, 1196-1199 (2021 )
AllSilicon Photodetectors for Photonic Integrated Circuit Calibration, IEEE PHOTONICS TECHNOLOGY LETTERS, , 33, 836-839 (2021 )
A NearInfrared Enhanced Silicon SinglePhoton Avalanche Diode With a Spherically Uniform Electric Field Peak, IEEE ELECTRON DEVICE LETTERS, , 42, 879-882 (2021 )
Performance and limitation estimation of a threetap gated imaging sensor in wide field timegated fluorescence lifetime imaging systems, APPLIED OPTICS, , 60, 7446-7454 (2021 )
Mitigating Dark Current for HighPerformance NearInfrared Organic Photodiodes via Charge Blocking and Defect Passivation, ACS APPLIED MATERIALS amp INTERFACES, , 13, 16766-16774 (2021 )
Offset and Gain FPN Calibrated LinearLogarithmic Image Sensor With Shared Pixel Architecture, IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS IIEXPRESS BRIEFS, , 68, 3518-3521 (2021 )
OnChip FPN Calibration for a LinearLogarithmic APS Using TwoStep Charge Transfer, IEEE Transactions on Electron Devices, , 60, 1989-1994 (2013 )
Memoryless WideDynamicRange CMOS Image Sensor Using Nonfully Depleted PPDStorage Dual Capture, IEEE Transactions on Circuits and Systems II Express Briefs, , 60, 26-30 (2013 )
International Journals
Conference
Conference Papers
High performance pixel development for thinfilm based image sensors, 9th IEEE Electron Devices Technology and Manufacturing Conference Shaping the Future with Innovations in Devices and Manufacturing EDTM 2025, , 0, - (2025)
Colloidal quantum dot image sensors a new vision for infrared, 2022 International Electron Devices Meeting (IEDM), , 0, 19.3.1-19.3.4 (2022)
Qdbased sensors for infrared imaging, Digest of Technical Papers SID International Symposium, , 0, 978-981 (2021)
Miniaturization of NIRSWIR image sensors enabled by thinfilm photodiode monolithic integration, Proceedings of SPIE The International Society for Optical Engineering, , 0, - (2021)
VISSWIR wideband lensfree imaging, Progress in Biomedical Optics and Imaging Proceedings of SPIE, , 0, - (2021)
Imaging in shortwave infrared with 182 μm pixel pitch quantum dot image sensor, Technical Digest International Electron Devices Meeting IEDM, , 0, 16.5.1-16.5.4 (2020)
Image sensors for low cost infrared imaging and 3D sensing, Infrared Technology and Applications XLVI, , 0, 9- (2020)
New FPN correction method for PDstorage dualcapture CMOS image sensor using a nonfully depleted pinned photodiode, ISCAS 2012 2012 IEEE International Symposium on Circuits and Systems, , 0, 1620-1623 (2012)
Lowtemperature monolithic microlens integration on SWIR CQD photodiodes using nanoimprinting , , , 0, - (2026)
Full Well Capacity Modeling of Vertical Pinned Photodiode with Realistic Photodiode Doping, , , 0, - (2026)
최첨단 High CRA CIS의 Gr Gb difference 원인 분석 , , , 0, - (2026)
Statistical Analysis and Origin of Photodiode FullWell Capacity Variation in CMOS Image Sensors , , , 0, - (2026)
TCAD Simulation based Modeling of ShortWave Infrared PbS CQD Photodiode , , , 0, - (2026)
TCAD simulation for quantum dot photodiode , , , 0, - (2025)
상온 니켈 산화물 박막 공정을 이용한 유기물 배제 양자점 포토다이오드 구현 , , , 0, - (2025)
듀얼 픽셀 이미지 센서를 위한 수직형 Pinned Photodiode의 Full Well Capacity 모델 , , , 0, - (2025)
Color Separatable Pinned Photodiodefor CMOS Image Sensor , , , 0, - (2025)
Versatile Pinning Voltage Model of Vertical Pinned Photodiode , , , 0, - (2025)
양자점 포토다이오드의 상부 전극 최적화, , , 0, - (2025)
Novel High Density 3D Buffer Memory Enabled by IGZO Channel Charge Coupled Device, Technical Digest International Electron Devices Meeting IEDM, , 0, - (2024)
양자점 기반 pinned photodiode를 위한 TCAD 시뮬레이션, , , 0, - (2024)
양자점 박막 포토다이오드 기반 저잡음고해상도 단파 적외선 이미지센서 Development, , , 0, - (2024)
A Novel TFTbased Active Pixel Sensor Enabling High Gain and Readout Speed, , , 0, - (2024)
실리콘 기판 위 구현된 NIR 대역 양자점 포토 다이오드 , , , 0, - (2024)
A ThinFilm PinnedPhotodiode Imager Pixel with Fully Monolithic Fabrication and beyond 1Me Full Well Capacity , , , 0, - (2023)
Pinning Voltage Model of Vertical Pinned Photodiode for Dual Pixel Image Sensor , , , 0, - (2023)
Detailed Characterization of SWIRsensitive Colloidal Quantum Dot Image Sensors , , , 0, - (2021)
A simple Monte Carlo transport and multiplication simulation method for the analysis of a SPAD with a spherically uniform electric field peak , , , 0, - (2021)
Monolithic Integration of Thin Film Photodiode with CMOS Technology for Infrared Imaging Applications , , , 0, - (2021)
Organicand QDbased image sensors integrated on 013 μm CMOS ROIC for high resolution multispectral infrared imaging, , , 0, - (2019)
Reset Level Boosting in SelfAdaptive APS for Wide Output Voltage Swing at Low Voltage Operation , , , 0, - (2008)
Highlights
Research Achievements
단파장 적외선 대역 TFPD 기반 3D 이미지센서 연구, 삼성전자(주) (2024-2027)
높은 CRA에서의 CIS 광학특성 개선 기술 개발, 삼성전자(주) (2025-2026)
모노리식 집적 방식 콜로이드 양자점 기반 이미지 센서 구현 연구용역, 고려대학교산학협력단 (2023-2025)
이지원 신규부임교수 초기정착비(1차)/학과, POSTECH (2024-2025)
4.29663_이월과제(이관과제계속비), Korea산업기술기획평가원 (2024-2024)
4.29761_이월과제, (사)Korea반도체연구조합 (2024-2024)
[민간]SWIR 대역 이미지 센서 개발, (사)한국반도체연구조합 (2024-2024)
전하 자발증폭 기반 초고감도 양자점 포토다이오드를 활용한 이미지 센서 구현, 재단법인Korea연구재단 (2024-2024)
SWIR 대역 이미지 센서 개발, 한국산업기술기획평가원 (2024-2024)
Intellectual Property
IP
이지원,강정우,황제혁,추성민,정재오,박민영, 이미지 센서 및 이를 포함하는 전자 장치, 한국, 10-2026-0084397 (P202)
이지원,이도헌,황제혁, 암전류 저감형 양자점 포토다이오드 및 이를 이용한 전자 소자, -, PCT/KR2026/0081 (P202)
이지원,황제혁,진민현, 색분리 가능한 수직형 핀드 포토다이오드 및 이를 이용한 전자 소자, -, PCT/KR2026/0081 (P202)
이지원,황제혁,진민현, 색분리 가능한 수직형 핀드 포토다이오드 및 이를 이용한 전자 소자, 한국, 10-2026-0048194 (P202)
이지원,강정우,황제혁,추성민,정재오,박민영, 이미지 센서 및 이를 포함하는 전자 장치, 한국, 10-2026-0072167 (IP26)
이지원,황제혁,진민현, 정공 또는 전자 수송 재료를 이용한 박막 트랜지스터, 한국, 10-2026-0048189 (IP24)
이지원,황제혁,진민현, 색 분리 가능한 고정형 포토다이오드 및 전자 소자, 한국, 10-2025-0116794 (IP24)
이지원,이도헌,황제혁, 암전류 저감형 양자점 포토다이오드 및 이를 이용한 전자 소자, 한국, 10-2025-0190847 (IP24)