Sangtaek Han

Title: Innovations of Sangtaek Han

Introduction

Sangtaek Han is a notable inventor based in Yongin-si, South Korea. He has made significant contributions to the field of technology, particularly in the areas of relay operation devices and hybrid power conversion systems. With a total of three patents to his name, Han's work reflects a commitment to advancing electronic device functionality and efficiency.

Latest Patents

One of Sangtaek Han's latest patents is the "Relay operation state maintaining device and electronic device including the same." This invention is designed to maintain the operational state of a relay during controller abnormalities. The device features a memory that stores the relay control signal output at the time of the abnormality and generates a memory output signal based on this stored signal. Additionally, it includes a first relay driving signal generator and a second relay driving signal generator, which work together to ensure the relay operates correctly despite any issues.

Another significant patent is the "Hybrid power conversion system and method of determining efficiency using the same." This system comprises an inverter, a switching controller, and an efficiency measurer. The inverter connects in series with two converters, each linked to separate direct current power supplies. The switching controller manages the switching frequencies of the system's components, while the efficiency measurer assesses the system's efficiency based on these frequencies. This innovative approach allows for optimal performance and efficiency in power conversion.

Career Highlights

Sangtaek Han has worked with prominent organizations, including Samsung SDI Co., Inc. and the University Industry Liaison Office of Chungnam National University. His experience in these institutions has allowed him to develop and refine his inventions, contributing to advancements in technology.

Collaborations

Some of his notable coworkers include Jungpil Park and Sungjun Park. Their collaboration has likely fostered an environment of innovation and creativity, leading to the development of impactful technologies.

Conclusion

Sangtaek Han's contributions to the field of technology through his patents and career experiences highlight his role as a significant inventor. His work continues to influence advancements in electronic devices and power systems.