Sun A Kim

Title: Sun A Kim - Innovator in Image Signal Processing

Introduction

Sun A Kim is a prominent inventor based in Daejeon, South Korea. She has made significant contributions to the field of image signal processing, particularly through her innovative patent that addresses challenges in receiver technology. Her work is recognized for enhancing the efficiency and accuracy of image signal rejection.

Latest Patents

Sun A Kim holds a patent for an "Apparatus for rejecting image in receiver." This invention relates to a device 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

Sun A Kim is affiliated with the Korea Advanced Institute of Science and Technology, where she continues to advance her research in signal processing. Her work has garnered attention for its practical applications in improving receiver performance in various technologies.

Collaborations

Sun A Kim has collaborated with notable colleagues, including Dae-Young Yoon and Sang-Gug Lee. These partnerships have contributed to the development and refinement of her innovative solutions in the field.

Conclusion

Sun A Kim's contributions to image signal processing exemplify her dedication to innovation and technology. Her patent not only addresses critical issues in receiver technology but also sets a foundation for future advancements in the field.