University of Ulsan · Department of Electrical, Electronic, and Computer Engineering
We advance error correction codes, AI-driven communication systems, quantum error correction, and reliable information technologies for wireless communications, semiconductor devices, DNA data storage, and quantum computing.
The Next-Generation Information Technology (xIT) Lab. at the University of Ulsan researches error correction codes, AI-driven communication systems, quantum error correction, and reliable information technologies for robust next-generation systems.
xIT Lab에서는 ECC, AI, 양자 오류 정정, LLM 워터마킹과 같은 기술을 바탕으로 통신 시스템, 반도체, DNA 저장장치, 양자 컴퓨팅의 reliability와 performance를 높이는 연구를 수행합니다.
"포스텍·서울대 등 연구팀, AI 기반 채널 복호기 기술 개발", 뉴시스 보도
"Efficient Message-Passing Transformer for Error Correcting Codes", 2026 ICLR, Rio, Brazil
학부 논문상 장려상, 임성민 학부연구생, "5G 표준 LDPC 부호의 puncturing 기법 최적화", 2025 한국통신학회 추계종합학술발표회
"성균관대 김상효 교수 연구팀, AI 기반 오류정정부호 기술 개발", 뉴시스 보도
"Watermark Hiding Techniques for the Safe Industrial Application of Large Language Models", RISE, NRF, 2025.07-2026.01
"AI office automation platform specialized in Korean for local businesses", RISE, NRF, 2025.07-2026.01
학부 논문상 장려상, 권형욱 학부연구생, "AWGN channel에서의 pre-training을 활용한 BSC 및 Rayleigh 채널에서 Error Correction Code Transformer의 성능 개선", 2025 한국통신학회 하계종합학술발표회
Professor Yun joined our lab.
"CrossMPT: Cross-attention Message-Passing Transformer for Error Correcting Codes", 2025 ICLR, Singapore
"Multiple-Masks Error Correction Code Transformer for Short Block Codes", IEEE Journal on Selected Areas in Communications
"Learning strategies for neural min-sum decoding of LDPC codes", ICT Express
"Boosted Neural Decoders: Achieving Extreme Reliability of LDPC Codes for 6G Networks", IEEE Journal on Selected Areas in Communications
학부 최우수 논문상, 이주형 학부연구생, "Differential Evolution 기반 Check-Regular LDPC 부호 설계 기법", 2024 한국통신학회 하계종합학술발표회
Prof. Kwak, ICT Express Best Reviewer 수상
Best Paper Award, "이중 마스크 오류정정부호 트랜스포머", 제34회 통신정보 합동학술대회
"Design of DNA Storage Coding Scheme with LDPC Codes and Interleaving", IEEE Transactions on NanoBioscience
"PD-GLDPC Codes with Degree-1 Variable Nodes and Multi-Types of Component Codes", IEEE Communications Letters
"Boosting Learning for LDPC Codes to Improve the Error-Floor Performance", 2023 NeurIPS, New Orleans, USA
Transformer-based and neural message-passing decoders that improve reliability for modern error-correcting codes.
Reinforcement learning methods for discovering strong code structures under practical communication constraints.
Coding and decoding strategies for protecting quantum information against noise and decoherence.
Robust text watermarking techniques that support responsible deployment and provenance tracking of language models.
Learning-based detectors for identifying AI-generated images and protecting media authenticity.
July 2025 - Jan. 2026
National Research Foundation of Korea (NRF)
July 2025 - Jan. 2027
National Research Foundation of Korea (NRF)
Apr. 2024 - Dec. 2032
Institute for Information & Communication Technology Planning & Evaluation (IITP)
June 2023 - May 2026
National Research Foundation of Korea (NRF)
June 2021 - Dec. 2024 Finished
Samsung Electronics
June 2023 - Feb. 2024 Finished
Ulsan-Gyeongnam Innovation Platform Future Mobility Division
June 2021 - Dec. 2023 Finished
Electronics and Telecommunications Research Institute (ETRI)
Seong-Joon Park, Taewoo Park, Hee-Youl Kwak, Sang-Hyo Kim, Yongjune Kim, and Jong-Seon No ICLR 2026 (Top AI Conference)
Seong-Joon Park, Hee-Youl Kwak, Sang-Hyo Kim, Sunghwan Kim, Yongjune Kim, and Jong-Seon No IEEE Journal on Selected Areas in Communications (IF: 13.8, JCR-Rank: 1.3%)
Seong-Joon Park, Hee-Youl Kwak, Sang-Hyo Kim, Yongjune Kim, and Jong-Seon No ICLR 2025 (Top AI Conference)
Hee-Youl Kwak, Dae-Young Yun, Yongjune Kim, Sang-Hyo Kim, and Jong-Seon No IEEE Journal on Selected Areas in Communications (IF: 13.8, JCR-Rank: 1.3%)
Hee-Youl Kwak, Dae-Young Yun, Yongjune Kim, Sang-Hyo Kim, and Jong-Seon No NeurIPS 2023 (Top AI Conference)
Seong-Joon Park, Hee-Youl Kwak, Sang-Hyo Kim, Sunghwan Kim, Yongjune Kim, and Jong-Seon No IEEE Journal on Selected Areas in Communications (IF: 13.8, JCR-Rank: 1.3%)
Hee-Youl Kwak, Dae-Young Yun, Yongjune Kim, Sang-Hyo Kim, and Jong-Seon No IEEE Journal on Selected Areas in Communications (IF: 13.8, JCR-Rank: 1.3%)
Hyeyeon Na, Yejin Lee, Hosung Park, Hee-Youl Kwak, and Seok-Ki Ahn ICT Express (IF: 4.1, JCR-Rank: 23%)
Jae Won Kim, Jaeho Jeong, Hee-Youl Kwak, and Jong-Seon No IEEE Transactions on NanoBioscience (IF: 3.7, JCR-Rank: 26.5%)
Jae Won Kim, Jaewha Kim, Hee-Youl Kwak, and Jong-Seon No IEEE Communications Letters (IF: 3.7, JCR-Rank: 33.2%)
Jaeho Jeong, Hosung Park, Hee-Youl Kwak, Jong-Seon No, Hahyeon Jeon, Jeong Wook Lee, and Jae-Won Kim IEEE Transactions on NanoBioscience
Dae-Young Yun, Jae-Won Kim, Hee-Youl Kwak, and Jong-Seon No IEEE Access
Seong-Joon Park, Hosung Park, Hee-Youl Kwak, and Jong-Seon No IEEE Transactions on Emerging Topics in Computing
Hee-Youl Kwak, Jae-Won Kim, Yongjune Kim, Sang-Hyo Kim, and Jong-Seon No IEEE Communications Letters
Jaewha Kim, Jae-Won Kim, Hee-Youl Kwak, and Jong-Seon No IEEE Access
Hee-Youl Kwak, Jae-Won Kim, Hosung Park, and Jong-Seon No IEEE Transactions on Communications
Hee-Youl Kwak, Jae-Won Kim, and Jong-Seon No IEEE Access
Hosung Park, Hee-Youl Kwak, Seokbeom Hong, Jong-Seon No, and Dong-Joon Shin IEEE Transactions on Communications
Hee-Youl Kwak, DaeYoung Yun, and Jong-Seon No IEEE Transactions on Communications
Hee-Youl Kwak, Jong-Seon No, and Hosung Park IEEE Transactions on Communications
Jae-Won Kim, Jun-Woo Tak, Hee-Youl Kwak, and Jong-Seon No IEEE Access
Bohwan Jun, Hee-Youl Kwak, Jong-Seon No, and Hosung Park Journal of Communications and Networks
Inayat Ali, Jong-Hwan Kim, Sang-Hyo Kim, Hee-Youl Kwak, and Jong-Seon No IEEE Access
Inki Kim, Hyuntae Ahn, Yongjune Kim, Hee-Youl Kwak, Daeyoung Yun, and Sang-Hyo Kim IEEE International Symposium on Information Theory
Seong-Joon Park, Taewoo Park, Hee-Youl Kwak, Sang-Hyo Kim, Yongjune Kim, and Jong-Seon No ICLR 2026 (Top AI Conference)
Seong-Joon Park, Hee-Youl Kwak, Sang-Hyo Kim, Yongjune Kim, and Jong-Seon No ICLR 2025 (Top AI Conference)
Hee-Youl Kwak, Dae-Young Yun, Yongjune Kim, Sang-Hyo Kim, and Jong-Seon No NeurIPS 2023 (Top AI Conference)
Dae-Young Yun, Jae-Won Kim, and Jong-Seon No 27th Asia Pacific Conference on Communications
Seon-Yong Lee, Hee-Youl Kwak, and Jong-Seon No The 4th International Conference on Artificial Intelligence in Information and Communication
Hee-Youl Kwak, J. Kim, and J.-S. No IEEE International Symposium on Information Theory
이주형, 윤대영, 곽희열 2026년도 통신정보 합동학술대회 (JCCI)
하이더 나와즈, 윤대영, 곽희열 2026년도 통신정보 합동학술대회 (JCCI)
박시우, 곽희열, 윤대영 2026년도 통신정보 합동학술대회 (JCCI)
박강현, 이주형, 곽희열, 윤대영 2026년도 통신정보 합동학술대회 (JCCI)
임성민, 이주형, 윤대영, 곽희열 2025년도 한국통신학회 추계종합학술발표회
김재환, 윤대영, 곽희열 2025년도 한국통신학회 하계종합학술발표회
권형욱, 이주형, 윤대영, 곽희열 2025년도 한국통신학회 하계종합학술발표회
이주형, 곽희열 2024년도 한국통신학회 하계종합학술발표회
심윤범, 곽희열 2024년도 한국통신학회 하계종합학술발표회
곽희열, 윤대영, 김용준, 김상효, 노종선 2024년 한국통신학회 동계종합학술발표회
윤대영, 노종선, 곽희열 2024년도 한국통신학회 동계종합학술발표회
윤대영, 노종선, 김재원 2021년도 한국통신학회 하계종합학술발표회
윤대영, 노종선 2021년도 한국통신학회 동계종합학술발표회
윤대영, 안형배, 노종선 2020년도 한국통신학회 동계종합학술발표회
윤대영, 노종선 2019년도 한국통신학회 통계종합학술발표회
곽희열, 전보환, 양필웅, 노종선 2016년도 한국통신학회 추계종합학술발표회
김재원, 곽희열, 김찬기, 노종선 2016년도 한국통신학회 동계종합학술발표회
곽희열, 전보환, 양필웅, 노종선 2015년도 한국통신학회 추계종합학술발표회
곽희열, 전보환, 양필웅, 노종선, 신동준 2015 한국통신학회 동계종합학술발표회
D.-Y. Yun, J.-S. No, H.-Y. Kwak, S.-H. Kim, and Y. Kim US patent, 19/326,892 (pending)
K. Jeon, Y. Kil, K. Park, M.-K. Song, D.-M. Shin, D.-Y. Yang, D.-Y. Yun, and B. Jun US patent, 19/265,973 (pending)
K. Lee, G. Yu, H.-Y. Kwak, H. Son, D.-M. Shin, W. Lee, B. Jun, and Y. Hwang US patent, 11664826
Y. Hwang, H.-Y. Kwak, B. Jun, H. Son, D.-M. Shin, and G. Yu US patent, 11563803
H.-Y. Kwak, J.-H. Jang, H. Son, D.-M. Shin, G. Yu, K. Lee, and H. Han US patent, 11184030
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We are seeking enthusiastic graduate students who are excited to join our research team. If you are interested in contributing to our innovative projects, please feel free to reach out via email.
저희 연구실에서는 열정을 가지고 함께 연구할 대학원생/학부 인턴을 모집하고 있습니다. 연구에 관심 있으신 분들은 이메일로 연락 주시기 바랍니다.
EmailHee-Youl Kwak: ghy1228@gmail.comDae-Young Yun: dyyun95@gmail.com
TelHee-Youl Kwak: +82-052-259-1071Dae-Young Yun: +82-052-259-2188
AddressBuilding 7-527, 93, Daehak-ro, Nam-gu, Ulsan, Republic of Korea울산광역시 남구 대학로 93 울산대학교 7호관 527호 (44610)
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