Chang-Ching Yeh

Title: Chang-Ching Yeh: Innovator in Optical Technology

Introduction

Chang-Ching Yeh is a notable inventor based in Hsinchu, China. He has made significant contributions to the field of optical technology, particularly in the development of optical output systems for devices such as optical mice. His innovative approach has led to the creation of a patented technology that enhances the functionality and performance of optical devices.

Latest Patents

Chang-Ching Yeh holds a patent for an "Optical output system with auto optical power control for optical mouse." This invention relates to an optical output system that includes a light-emitting device, a driver, and an auto power controller. The light-emitting device generates light, while the driver powers this device. The auto power controller outputs a control signal to the driver based on input signals, allowing for precise control of the light-emitting device's power within a predetermined range. This technology ensures stable light output under various conditions, enabling optical mice to function effectively on different reflective surfaces.

Career Highlights

Throughout his career, Chang-Ching Yeh has worked with several companies, including Higher Way Electronics Co., Ltd. and Millennium Communication Co., Ltd. His experience in these organizations has contributed to his expertise in optical technologies and innovations.

Collaborations

Chang-Ching Yeh has collaborated with notable colleagues such as Li-Hung Lai and Wen-Sheng Hsieh. These partnerships have fostered a creative environment that has led to advancements in optical technology.

Conclusion

Chang-Ching Yeh's contributions to optical technology, particularly through his patented inventions, highlight his role as an innovator in the field. His work continues to influence the development of optical devices, showcasing the importance of innovation in technology.