Lyang Wook Jo

Title: Lyang Wook Jo: Innovator in Relay Diagnosis Technology

Introduction

Lyang Wook Jo is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of electrical engineering, particularly in relay diagnosis technology. With a total of 5 patents to his name, Jo's work has advanced the understanding and functionality of relay systems in various applications.

Latest Patents

One of his latest patents is a relay diagnosis device and method. This apparatus is designed to diagnose a main relay that controls the connection between a battery pack and a load. It includes a resistor dividing circuit with multiple resistors, which is connected between a first main relay and the load, as well as between a second main relay connected to the negative terminal of the battery pack. A diagnosing module is also included, which outputs a relay diagnosis voltage for assessing the functionality of both relays.

Another notable patent is the diagnosis circuit of parallel-structure MOSFETs, which includes a multiplexer (MUX) and a diagnosis method utilizing this setup. This innovation allows for the individual diagnosis of abnormalities in multiple internal FETs that are part of a MOSFET situated between a secondary battery pack and an electric vehicle. By measuring the voltage across each internal FET while toggling them ON and OFF, the system can compare the results with a diagnosis table to identify any issues.

Career Highlights

Lyang Wook Jo has worked with leading companies in the industry, including LG Energy Solution, Ltd. and LG Chem, Ltd. His experience in these organizations has provided him with a solid foundation in research and development, enabling him to create impactful inventions.

Collaborations

Throughout his career, Jo has collaborated with talented individuals such as Tae Youn Kim and Seunghyun Lee. These partnerships have fostered innovation and contributed to the successful development of his patented technologies.

Conclusion

Lyang Wook Jo is a distinguished inventor whose work in relay diagnosis technology has made a significant impact in the field. His innovative patents and collaborations highlight his commitment to advancing electrical engineering solutions.