Yong-Sik Youn

Title: The Innovative Contributions of Yong-Sik Youn

Introduction

Yong-Sik Youn is a notable inventor based in Cupertino, California. He has made significant contributions to the field of wireless technology, particularly in the area of power supply for radio frequency amplifiers. His work has implications for improving the efficiency and performance of wireless communication systems.

Latest Patents

Youn holds a patent for a "Method and apparatus for supplying power to a radio frequency power amplifier." This invention provides a method and a supply modulator for delivering power from a wireless transmitter to an RF power amplifier. The system receives a power control signal from a modem and determines a reference voltage. By controlling the level of this reference voltage, the operating mode of the supply modulator can be adjusted. In the ET mode, the system combines output signals from both a linear regulator and a switching regulator to produce a combined result. In the APT mode, the output is based solely on the reference voltage.

Career Highlights

Yong-Sik Youn is currently employed at Samsung Electronics Co., Ltd., where he continues to innovate and develop new technologies. His work at Samsung has positioned him as a key player in advancing wireless communication technologies.

Collaborations

Youn has collaborated with talented coworkers such as Sung-Jun Lee and Ji-Seon Paek. Their combined expertise has contributed to the successful development of innovative solutions in the field.

Conclusion

Yong-Sik Youn's contributions to the field of wireless technology through his patent and work at Samsung Electronics Co., Ltd. highlight his role as an influential inventor. His innovative methods for power supply in RF amplifiers are paving the way for advancements in wireless communication systems.