Jun Seok Lim

Jun Seok Lim is a Professor in the Department of AI Convergence Electronic Engineering at Sejong University, specializing in underwater signal processing and channel estimation. With an h-index of 9 and over 466 citations, his research has made significant contributions to signal processing theory and applications, particularly in sonar and acoustic environments.

Education:

• Ph.D., Seoul National University (1996)
• M.S., Seoul National University (1988)
• B.S., Seoul National University (1986)

Professor Lim's research focuses on developing robust signal processing algorithms for challenging environments. His work spans underwater signal processing (including robust DEMON for passive sonar and robust TDE for sonar systems) and channel estimation (variable forgetting factor methods and noisy sparse channel estimation techniques). His research integrates mathematical rigor with practical engineering applications, particularly in sonar and acoustic signal processing domains.

Analysis of his recent publications (2020-2024) reveals a consistent research trajectory focused on time delay estimation, beam pattern synthesis, and robust signal processing algorithms. His work increasingly incorporates machine learning techniques like Elastic Net regularization while maintaining strong foundations in statistical signal processing and optimization theory. The publications demonstrate progression from theoretical algorithm development to practical implementation in noisy and complex acoustic environments.

Professor Lim has maintained active research productivity since 1995, with notable publication peaks around 2005-2007 and continued output through 2024. His work shows strong interdisciplinary connections between electrical engineering, mathematics, and underwater acoustics, with applications spanning defense, telecommunications, and sonar technologies.