Younghwan Choo

Title: Younghwan Choo: Innovator in Supply Modulation Technology

Introduction

Younghwan Choo is a prominent inventor based in Hwaseong-si, South Korea. He has made significant contributions to the field of supply modulation technology, holding a total of five patents. His work focuses on enhancing the efficiency and functionality of power supply systems.

Latest Patents

Among his latest patents is a "Supply modulator providing multi-level supply voltage and operating method thereof." This innovative supply modulator features a multi-level voltage generator that produces various power voltages at different levels. It includes a switch array with multiple switches that correspond to these power voltages, allowing for the output of one voltage by activating the appropriate switch. Additionally, a switch controller manages the connections of these switches, ensuring optimal performance during operation.

Another notable patent is the "Supply modulator for power amplifier." This apparatus incorporates a buck-boost converter along with two buck converters. It is designed to provide modulated supply voltages to power amplifiers in transmitters, enhancing their efficiency and performance.

Career Highlights

Younghwan Choo is currently employed at Samsung Electronics Co., Ltd., a leading global technology company. His work at Samsung has allowed him to develop cutting-edge technologies that contribute to advancements in electronic devices and systems.

Collaborations

Throughout his career, Younghwan has collaborated with talented individuals such as Dongsu Kim and Ji Seon Paek. These collaborations have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Younghwan Choo is a distinguished inventor whose work in supply modulation technology has made a significant impact in the field. His innovative patents and contributions to Samsung Electronics Co., Ltd. highlight his expertise and commitment to advancing technology.