Shuen-Chien Chang

Title: Shuen-Chien Chang: Innovator in Dual-Band Bandpass Filter Technology

Introduction

Shuen-Chien Chang is a notable inventor based in Ming-Hsiun, Taiwan. He has made significant contributions to the field of electronic engineering, particularly in the development of advanced filtering technologies. His innovative work has led to the creation of a unique dual-band bandpass filter that enhances signal processing capabilities.

Latest Patents

Shuen-Chien Chang holds a patent for a "Dual-band bandpass filter with stepped-impedance resonators." This invention utilizes a single circuit to achieve a dual-band effect. The design incorporates a stepped-impedance resonator, which consists of a connecting section and two coupling sections. The specific impedance and electrical length of these sections are tailored to create two passbands at desired frequencies. Additionally, a multi-layer broadside-coupled parallel lines structure is employed to increase the coupling amount between the parallel lines, resulting in broader bandwidth and reduced loss.

Career Highlights

Throughout his career, Shuen-Chien Chang has worked with various organizations, including Integrated System Solution Corporation and Sheng-Fuh Chang. His experience in these companies has allowed him to refine his skills and contribute to significant advancements in electronic filter technology.

Collaborations

Shuen-Chien Chang has collaborated with notable colleagues such as Sheng-Fuh Chang and Shih-Chieh Chen. These partnerships have fostered an environment of innovation and have led to the successful development of cutting-edge technologies in their field.

Conclusion

Shuen-Chien Chang's contributions to the field of electronic engineering, particularly through his patented dual-band bandpass filter, highlight his innovative spirit and technical expertise. His work continues to influence advancements in signal processing technologies.