Jeong-seon Lee

Title: Innovations of Jeong-seon Lee in Image Signal Processing

Introduction

Jeong-seon Lee is a notable inventor based in Daejeon, South Korea. He has made significant contributions to the field of image signal processing, particularly through his innovative patent that addresses challenges in receiver technology.

Latest Patents

Jeong-seon Lee holds a patent for an "Apparatus for rejecting image in receiver." This invention relates to a system designed to reject image signals in a receiver of a direct conversion structure. The apparatus includes a signal mismatch compensation unit that detects gain and phase errors between In-phase (I) and Quadrature (Q) signals. By employing an adaptive step method, the unit reduces the step size of these errors progressively, achieving a high image rejection ratio while minimizing adaptation time. Additionally, the invention effectively removes DC offset signals, allowing for accurate error estimation.

Career Highlights

Jeong-seon Lee is affiliated with the Korea Advanced Institute of Science and Technology, where he continues to advance research in his field. His work has been instrumental in enhancing the performance of image processing systems, making them more efficient and reliable.

Collaborations

Jeong-seon Lee has collaborated with notable colleagues such as Sun A Kim and Dae-Young Yoon. Their combined expertise has contributed to the development of innovative solutions in the realm of image signal processing.

Conclusion

Jeong-seon Lee's contributions to image signal processing through his patent demonstrate his commitment to innovation and excellence in technology. His work not only addresses existing challenges but also paves the way for future advancements in the field.