Jaewoon Kim

Title: Innovations by Jaewoon Kim in LED Technology

Introduction

Jaewoon Kim is a notable inventor based in Goyang, South Korea. He has made significant contributions to the field of LED technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and performance of LED emitting devices.

Latest Patents

Jaewoon Kim's latest patents include an LED emitting device and a driving method thereof. This invention relates to an LED light emitting device that supplies a power supply voltage to at least two LED channels. The device samples channel voltages to detect a minimum voltage and amplifies the difference between this voltage and a predetermined reference voltage to generate an error amplifying signal. Additionally, it generates an enable signal that controls the light emission periods of the LED channels.

Another significant patent by Kim involves a technology that improves the slew rate of a channel current flowing through an LED channel when driven by a pulse width modulation method. This invention includes an LED channel with multiple consecutively connected LED elements, a current control switch, and an operational amplifier that manages the switching operation based on a pulse width modulation signal.

Career Highlights

Jaewoon Kim is currently employed at Fairchild Korea Semiconductor Ltd. His work at this company has allowed him to develop innovative solutions in LED technology, contributing to advancements in the industry.

Collaborations

He has collaborated with notable coworkers, including Byunghak Ahn and Jinhwa Chung, to further enhance the development of LED technologies.

Conclusion

Jaewoon Kim's contributions to LED technology through his patents demonstrate his commitment to innovation in the field. His work continues to influence advancements in lighting solutions.