Kai-Hsiang Shih

Title: Innovations by Inventor Kai-Hsiang Shih

Introduction

Kai-Hsiang Shih is a notable inventor based in Changhua County, Taiwan. He has made significant contributions to the field of solid-state lighting technology. With a total of 2 patents, his work focuses on enhancing the efficiency and functionality of lighting systems.

Latest Patents

Kai-Hsiang Shih's latest patents include a dimming module and a solid-state lighting device. The first patent describes a dimming module that consists of a rectifying circuit, a first driving circuit, and a processing circuit. This module is designed to convert an AC voltage into a rectified voltage. The first driving circuit utilizes this rectified voltage to provide a first current, which drives a first lighting module. The circuit includes a first switch that selectively turns ON or OFF based on a first control voltage signal, allowing for precise control of the first current. The processing circuit adjusts the first control voltage signal according to a dimming command, effectively controlling the phase delay angle and duty cycle of the first current.

The second patent also focuses on a dimming module and solid-state lighting device. This invention features a rectifying circuit that converts an input AC voltage into a rectified voltage signal. A phase control circuit receives this rectified voltage signal along with a dimming command, outputting a control voltage signal that corresponds to the dimming command. The processing circuit adjusts the first driving voltage signal based on the phase delay angle, enabling the first driving circuit to drive the first lighting module efficiently.

Career Highlights

Kai-Hsiang Shih is currently employed at Lextar Electronics Corporation, where he continues to innovate in the field of lighting technology. His work has contributed to advancements in energy-efficient lighting solutions.

Collaborations

He collaborates with talented coworkers, including Chien-Nan Yeh and Chun-Jong Chang, who share his passion for innovation in lighting technology.

Conclusion

Kai-Hsiang Shih's contributions to solid-state lighting and dimming technology demonstrate his commitment to innovation. His patents reflect a deep understanding of electrical engineering and a drive to improve lighting systems for various applications.