Jeong Won Roh

Title: Jeong Won Roh: Innovator in Automotive Technology

Introduction

Jeong Won Roh is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of automotive technology, particularly in the areas of battery management and signal detection. With a total of 2 patents, his work reflects a commitment to innovation and advancement in the automotive industry.

Latest Patents

Roh's latest patents include a method of detecting wiring mismatch of a resolver. This method determines which one of the first and second input signals, Rez+ and Rez−, is shorted to ground based on the magnitude of a Lissajous signal. Additionally, it identifies which one of the first and third output signals, Sand Si, is shorted to any of the first and second input signals based on an average magnitude value of the third output signal S. Furthermore, it assesses which one of the second and fourth output signals, Sand Si, is shorted to the first input signal Rez+ based on an average magnitude value of the fourth output signal S.

Another notable patent is the forced charging method for PHEV vehicles using a motor and a Hybrid Starter Generator (HSG). This method allows for the forced charging of a high-voltage battery using both the motor and the HSG simultaneously, maximizing charging power. It includes calculating maximum chargeable power using three-dimensional maximum charging power maps and applying excessive temperature prevention logics to protect the motor and HSG during forced charging.

Career Highlights

Jeong Won Roh is currently employed at Hyundai Motor Company, where he continues to develop innovative solutions for the automotive sector. His work at Hyundai has positioned him as a key player in advancing electric vehicle technology and enhancing battery efficiency.

Collaborations

Roh collaborates with talented colleagues, including Jae Sang Lim and Gu Bae Kang. Together, they contribute to the innovative projects at Hyundai Motor Company, pushing the boundaries of automotive technology.

Conclusion

Jeong Won Roh's contributions to automotive technology through his patents and work at Hyundai Motor Company highlight his role as an influential inventor. His innovative methods for battery management and signal detection are paving the way for advancements in the automotive industry.