Academic Homepage

Hsien-Ju Ko

Associate Professor
Department of Computer Science and Information Engineering / Artificial Intelligence Ph.D. Program, Asia University

About

Profile

Hsien-Ju Ko

Associate Professor, Department of Photonics and Communication Engineering, Asia University, Taichung, Taiwan

Email hjko@asia.edu.tw
Office Asia University, Taichung, Taiwan
Cell Hidden for privacy

Hsien-Ju Ko received the B.S. degree in Marine Engineering from National Taiwan Ocean University in 1998, and the M.S. and Ph.D. degrees in Electrical Engineering from Tatung University in 2000 and 2004, respectively. He joined Asia University in 2006 and is currently an Associate Professor in the Department of Photonics and Communication Engineering.

His academic and research work spans automatic control, signal processing, artificial intelligence, and computer networks. He has also served as a Technical Program Committee Member of the IEEE International Conference on Cloud Computing.

Education

Academic Background

2004

Ph.D. in Electrical Engineering

Tatung University, Taipei, Taiwan

Concentrations: Automatic Control, Digital Control Systems, Artificial Neural Networks

Dissertation: Analyses and Design of Digital Control Systems under Finite Word Length Effects

2000

M.S. in Electrical Engineering

Tatung University, Taipei, Taiwan

Thesis: Performance Analysis of Closed-Loop Stability Bounds with Floating Point Computation

1998

B.S. in Marine Engineering

National Taiwan Ocean University, Keelung, Taiwan

Research

Research Interests

Automatic Control Signal Processing Artificial Intelligence Computer Networks Digital Control Systems Finite Precision Analysis

Control and Stability

Research on digital control systems, finite word length effects, and stability analysis for controller realization and implementation.

Signal Processing

Focus on digital filtering, ECG signal processing, adaptive filtering, and computationally efficient system synthesis.

AI and Networks

Interests also extend to artificial intelligence, recurrent neural network implementation, and computer network related applications.

Publications

Selected Publications

Journal Articles

  1. H.-J. Ko, W.-S. Yu, Y.-C. Wang, and J. J. P. Tsai, “Rot-IIR-SSM: Provably Stable and Pole-Interpretable IIR State-Space Model for Streaming ECG Myocardial Infarction Detection,” IEEE Transactions on Biomedical Engineering, accepted and to appear, 2026.
  2. H. J. Ko, H. C. Yang, J. J. P. Tsai, and W. S. Yu, “Performance evaluation of infinite impulse response filter synthesis using parallel-Direct-Ladder form under finite word-length effects,” Signal Processing, vol. 210, 2023.
  3. Hsien-Ju Ko and Jeffrey J. P. Tsai, “Robust and Computationally Efficient Digital IIR Filter Synthesis and Stability Analysis under Finite Precision Implementations,” IEEE Transactions on Signal Processing, vol. 68, pp. 1807–1822, 2020.
  4. Hsien-Ju Ko and Wen-Shyong Yu, “Guaranteed Robust Stability of the Closed-Loop Systems for Digital Controller Implementations via Orthogonal Hermitian Transform,” IEEE Transactions on Systems, Man and Cybernetics Part B, vol. 34, pp. 1923–1932, 2004.
  5. Wen-Shyong Yu and Hsien-Ju Ko, “Improved Eigenvalue Sensitivity for Finite-Precision Digital Controller Realizations via Orthogonal Hermitian Transform,” IEE Proceedings - Control Theory and Applications, vol. 150, pp. 365–375, 2003.

Conference Papers

  1. Hsien-Ju Ko, Hao-Cheng Yang, Yuan-Bin Wang, and Han He, “The Fixed-Point Implementations for Recurrent Neural Networks,” International Conference on System Science and Engineering, 2020.
  2. Hsien-Ju Ko, “An improved approach to stability analysis of fixed-point digital control systems under finite word length effects,” SICE Annual Conference, 2010.
  3. Hsien-Ju Ko and Wen-Shyong Yu, “Sensitivity minimization for controller implementations: Fixed-point approach,” American Control Conference, 2004.

Publications are selected and condensed from his full CV for web presentation.

Projects

Selected Grants and Projects

2024–2025

A Deep Neural Network Architecture Based on Highly Robust and Parallel Architecture State Space Model

Principal Investigator, National Science and Technology Council, Taiwan.

Approved amount: NT$800,000

2023–2024

Design and Implementation of a Novel Parallel Digital Filter Structure

Principal Investigator, National Science and Technology Council, Taiwan.

Approved amount: NT$450,000

2022–2023

Improved Decision Feedback Equalizer Design

Principal Investigator, National Science and Technology Council, Taiwan.

Approved amount: NT$497,000

2021–2022

Design and Implementation of Improved Adaptive IIR Filter, Two-Dimensional Filter, and Recurrent Neural Network System

Principal Investigator, National Science and Technology Council, Taiwan.

Approved amount: NT$514,000

2025–2026

Generative AI, Situated Learning, and Computational Thinking for Windows Programming Education

Principal Investigator, Ministry of Education Teaching Practice Research Program.

Approved amount: NT$220,000

Earlier Projects

Telemedicine, Power Quality, Smart Lighting, and IPv6 Applications

Research experience includes interdisciplinary grants in physiological signal processing, power quality monitoring, smart lighting, RFID-based campus security, and U-healthcare related systems.

Awards

Awards and Honors

2010

Distinguished Teaching Award

Asia University, Taiwan

2012

Distinguished Teaching Award

Asia University, Taiwan

2016

Distinguished Teaching Award

Asia University, Taiwan

Skills

Relevant Skills

Programming

  • C
  • Java
  • MATLAB
  • Assembly Language
  • VHDL

Professional Certifications

  • Cisco Certified Academy Instructor (CCAI)
  • Cisco Certified Network Associate (CCNA)

Contact

Get in Touch

Academic Contact

For academic collaboration, teaching, and research discussion, please contact by email.

Name

Hsien-Ju Ko

Affiliation

Department of Photonics and Communication Engineering, Asia University

Location

Taichung, Taiwan