Member

Youngjoo Lee, Ph.D.

Associate Professor,

School of Electrical Engineering,

Korea Advanced Institute of Science and Technology (KAIST)

Contact Information

• Address: #5201, Information & Electronics Building (E3-2), KAIST, Daejeon, Korea

• Email: youngjoo[at]kaist.ac.kr (or yjlee.epiclab[at]gmail.com)

• Office: +82-(0)42-350-7480

Educational Backgrounds

• [2010/03~2014/02] Ph.D. in Electrical Engineering, KAIST, Daejeon, Korea

• [2008/03~2010/02] M.S. in Electrical Engineering, KAIST, Daejeon, Korea

• [2003/03~2008/02] B.S. in Electrical Engineering, KAIST, Daejeon, Korea

Professional Experiences

• [2025/02~Present] Associate Professor, School of Electrical Engineering, KAIST, Daejeon, Korea

• [2021/03~2025/02] Associate Professor, Department of Electrical Engineering, POSTECH, Pohang, Korea

• [2017/02~2021/02] Assistant Professor, Department of Electrical Engineering, POSTECH, Pohang, Korea

• [2015/03~2017/02] Assistant Professor, Department of Electronic Engineering, Kwangwoon University, Seoul, Korea

• [2014/05~2015/02] Researcher, IMEC, Leuven, Belgium

• [2008/03~2014/04] Research Assistant, Department of Electrical Engineering, KAIST, Daejeon, Korea

• [2008/03~2014/02] Teaching Assistant, Department of Electrical Engineering, KAIST, Daejeon, Korea

Professional Activities

• Academic Memberships 

  • Senior Member of IEEE

    • IEEE CASS Daegu Chapter (TC member of MLCAS, VSA, and CASCOM)

      • CASCOM TC Secretary (25~26), Chair-Elect (27~28), Chair (29~30)

    • IEEE SSCS Seoul Chapter

  • Member of IEIE

    • Cooperative director, 2016~2019

  • Member of ISE

• Organizing Committee

  • IEEE International Symposium on Circuits and Systems (ISCAS), 2021

  • IEEE International Conference on Artificial Intelligence Circuits and Systems (AICAS), 2019, 2022

  • IEEE International Symposium on Integrated Circuits and Systems (ISICAS), 2023

  • IEEE Asia and South Pacific Design Automation Conference (ASP-DAC), 2018

  • IEEE Aisa Pacific Conference on Circuits and Systems (APCCAS), 2025

  • International SoC Design Conference (ISOCC), 2016~2025

  • Korean Conference on Semiconductor (KCS), 2024

• Technical Program Committee

  • IEEE Symposium on VLSI Technology and Circuits (VLSI), 2022~2025

  • IEEE Asian Solid-State Circuits Conference (A-SSCC), 2019~2025

  • ACM/IEEE International Symposium on Low Power Electronics and Design (ISLPED), 2020, 2022~2025

  • IEEE International Workshop on Signal Processing Systems (SiPS), 2019

  • IEEE Asia Pacific Conference on Circuits and Systems (APCCAS), 2016, 2024~2025

  • International SoC Design Conference (ISOCC), 2016~2022, 2025

  • Korean Conference on Semiconductor (KCS), 2016~2025

Selected Awards & Honors

• Best Teacher Award, POSTECH EE, 2022

• 우수참여교수상, IDEC, 2021

• 해동 산학최우수논문상, 전자공학회, 2020

• Distinguished Design Award, IEEE A-SSCC, 2019

• Kim Choong-Ki Award, KAIST EE, 2011

Lectures

KAIST

• EE20015: EE Career Development I (25S)

• EE30003: Digital System (25S)

• SS49900: My Semi, My Life and Career (25S)

• EE50070: Future Semiconductor Circuit Technology (25F)

• EE89914B: Digital System-on-Chip Design (25F)

POSTECH 

• EECE199: Freshman Research Participation (24F, 23F, 22F, 21F)

• EECE274: Digital System Design (24F)

• EECE276: Electronic and Electrical Engineering Lab I (24F, 23F, 22F, 21F, 20F, 19F)

• EECE338: Electronic and Electrical Engineering Lab II (24S, 22S, 21S, 20F)

• EECE372/4: Microprocessor Architecture & Applications (23S, 22S, 21S, 20S, 19S)

• EECE392: Seminars on Electronics (24F, 23F, 22F, 21F) 

• EECE455: Embedded SoC Designs (23F, 22F, 19F, 18F, 17S)

• EECE550: Advanced Computer Design (24S, 22S, 21S, 19S, 18S)

• EECE695E: VLSI Signal Processing (23F, 20F, 18F, 17F)

• EECE695J: Convergence Designs for Biomedical System Semiconductors (24F, 23F, 22F, 21F, 20F)

• EECE695C: Advanced Convergence Designs for Biomedical System Semiconductors (24F, 23F, 22F, 21S)

Kwangwoon University

• Engineering Design (16F)

• Engineering Mathematics 1 (15S)

• Engineering Mathematics 2 (15F)

• Digital Engineering (16S, 15S)

• Electromagnetics 1 (15S) 

• Circuit Theory 2 (16F, 15F)

• Digital Signal Processing (16F)

• Embedded Systems (16S)

• VLSI Signal Processing (16F)

Invited Talks

• 2025/07/21: "시스템 반도체? 인공지능 반도체?" 선문대학교

• 2025/07/14: "Compressed ML Models, New Design Challenges," 반도체공학회 하계종합학술대회 CASS 프로그램 특별세션

• 2025/06/27: "Cost-efficient short-length ECC decoder designs for URLLC systems," 전자공학회 하계종합학술대회 초청발표

• 2025/06/20: "Algorithm-hardware co-optimization for energy-efficient ML acceleration," ETRI

• 2025/03/27: "시스템 반도체? 인공지능 반도체? 반도체를 위한 인공지능?" SAIT

• 2025/02/05: "Energy-efficient accelerator designs for compressed ML models," 경북대학교

• 2024/12/27: "Energy-efficient accelerator designs for quantized large language models," 2024 IEEE CASS Chiba Workshop

• 2024/12/03: "AI ISP SW/HW co-optimization," S.LSI Business, Samsung Electronics 

• 2024/11/28: "Algorithm-hardware co-design for extremely-efficient ML systems," 2024 IEEE CASS R10 Workshop

• 2024/11/22: "Advanced FEC decoders for emerging communications," 대한전자공학회 2024년도 추계학술대회 Tutorial

• 2024/03/22: "차세대 컴퓨팅 아키텍처와 반도체 기술," 경북과학고등학교 특강 

• 2023/09/22: "Energy-efficient transformer acceleration with structured sparsity," 대한전자공학회 제23회 RF/아날로그 회로 워크샵

• 2023/08/24: "반도체? 시스템 반도체? 인공지능 반도체?" 한국연구재단 금요일에 과학터치

• 2023/08/17: "Advanced digital SoC designs for emerging B5G/6G systems," KAIST

• 2023/05/30: "생성 AI모델 경량화와 가속 시스템 최적화," 반도체공학회 ChatGPT와 인공지능반도체의 미래기술 워크샵

• 2023/05/13: "반도체가 바꾸는 당신의 미래," 대전과학고등학교 특강

• 2023/04/24: "How to accelerate pruned-ML models?" IEEE CASS Shikoku Workshop on Circuits and Systems

• 2023/04/21: "Algorithm-hardware co-optimization approaches for application-specific embedded SoC designs," SAIT

• 2022/12/22: "Cost-efficient ECC decoder designs for next-generation URLLC systems," IEEE CASS Japan-Korea Membership Development Workshop at Osaka

• 2022/12/16: "Cost-efficient data acquisition and processing with application-specific on-device ML operations," POSTECH IME Seminar

• 2022/12/02: "On-device AI? The Next WAVE?" POSTECH TechReview

• 2022/10/05: "AI+X? X+AI? 새로운 가치창출을 위한 AI 융복합 솔루션," 전남대학교

• 2022/09/30: "Biomedical AI: New Opportunity?" 경희대학교

• 2022/01/26: "Complexity-latency tradeoff for 5G SCL polar decoder architecture," 제 29회 한국반도체학술대회

• 2021/12/01: "Hardware-friendly DNN architecture for on-device AI processing," 공주대학교

• 2021/10/15: "DNN model compression for on-device AI processing," 한국전기전자학회 차세대 지능형 컴퓨팅 시스템 설계 기술강좌

• 2021/08/24: "How is the sport industry evolving with digital transformation?" APRU Virtual Student Exchange Program

• 2021/06/11: "Edge-level AI를 위한 알고리즘-하드웨어 융합 최적화," 한국정보처리학회 2021 IT21 글로벌컨퍼런스

• 2020/11/20: "HW/SW co-optimization methods for on-device AI processing," 금오공과대학교

• 2020/08/27: "Optimization methods for on-device AI processing," DGIST

• 2020/01/08: "Memory-reduced CNN architecture for edge-level devices," SNU NPRC Seminar

• 2019/07/20: "Design challenges for edge-level CNN accelerator," IEEE CEDA Seoul/Korea Chapter EDA Summer Workshop 2019

• 2019/04/15: "자율 정확도 스케일링을 통한 고효율 모바일 딥러닝 시스템," DGIST

• 2018/12/07: "SW/HW co-optimizations for next-generation intelligent embedded systems," 고려대학교

• 2018/09/14: "모바일 인공신경망을 위한 메모리 시스템 최적화," 한국정보과학회 제36회 미래 정보 기술/산업 전망 (iTIP 2018)

• 2018/06/11: "모바일 시스템을 위한 딥러닝 알고리즘의 최적화," 아주대학교

• 2018/05/23: "모바일 환경의 인공지능 솔루션을 위한 메모리 시스템 최적화," 대한전자공학회 데이터중심 컴퓨팅: Processor, Memory, and Storage 통합 컴퓨팅 기술 워크샵

• 2017/07/28: "What will be the NEXT SoC platform?" Samsung Electronics

• 2017/07/20: "모바일 스토리지를 위한 hard-decision 기반 ECC decoder 최적화," 대한전자공학회 오류정정부호기술 워크샵

• 2017/04/29: "Energy-efficient ECC solutions for healthy NAND flash memories," IEEE CASS Korean Workshop on Circuits and Systems

• 2016/08/12: "Digital baseband architectures," KAIST

• 2016/05/20: "ISSCC 2016 review: General purpose digital architectures," IEEE SSCS Seoul Chapter

• 2015/12/03: "Low-complexity energy-scalable LDPC decoder for storage applications," 대한전자공학회 오류정정 및 보안기술 워크샵

• 2015/11/04: "Hardware optimizations of hard-decision ECC decoders for MLC NAND flash memories," IEEE International SoC Design Conference (ISOCC)

• 2015/09/15: "Linear feedback shift register의 병렬처리 기법," 한국철도기술연구원