Hsiang-Sheng Liu

Title: Hsiang-Sheng Liu: Innovator in USB Interface Technology

Introduction

Hsiang-Sheng Liu is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of USB interface technology. His innovative work focuses on enhancing the accuracy of data transmission between USB devices and hosts.

Latest Patents

Hsiang-Sheng Liu holds a patent for an "Adjusting frequency device of built-in oscillator for USB interface and method thereof." This invention describes a device that auto-detects the error of bit-rate between the USB host and the USB device. It produces a tiny counting time for clocking the clock error through a delay lock loop. The device quantifies, digitizes, and outputs a quantitative code, allowing the oscillator to adjust its oscillation frequency accordingly. This adjustment ensures that the clock error between the USB device and host is less than 1%, thereby maintaining the accuracy of data transmission.

Career Highlights

Hsiang-Sheng Liu is currently employed at Holtek Semiconductor Corp., where he continues to innovate in the field of semiconductor technology. His work has been instrumental in developing solutions that improve the performance of USB interfaces.

Collaborations

He has collaborated with notable colleagues, including Juh-Gua Shiau and Chih-Wei Yang, contributing to various projects that enhance USB technology.

Conclusion

Hsiang-Sheng Liu's contributions to USB interface technology exemplify the importance of innovation in ensuring accurate data transmission. His patent reflects a significant advancement in the field, showcasing his expertise and dedication to improving technology.