Alvin Siu-Chi Li

Title: Inventor Spotlight - Alvin Siu-Chi Li

Introduction

Alvin Siu-Chi Li, based in San Diego, California, is a notable inventor with a rich background in developing innovative technologies. With a total of three patents to his name, Li has made significant contributions to the field of electronics and signal processing.

Latest Patents

Li's latest inventions demonstrate his expertise in refining digital-to-time conversion. His first patent, titled "Low power digital-to-time converter (DTC) linearization," details an apparatus that includes an input buffer for receiving input voltage and a ramp voltage generator. This invention contains a complex evaluation circuit and an output buffer designed for generating precise output voltages.

Another of his notable patents is the "Differential digital-to-time converter for even-order INL cancellation and supply noise/disturbance rejection." This patent describes a method for quantization noise cancellation within a phase-locked loop (PLL). The method involves strategically delaying both the reference and feedback signals and adjusting them based on a delta-sigma modulator error signal to enhance performance.

Career Highlights

Alvin Siu-Chi Li is currently employed at Qualcomm Incorporated, a leading company in the telecommunications industry. His role involves pioneering technologies that set new benchmarks in digital communication and electronic systems. Li’s work has earned him recognition within the tech community for its innovation and practical applications.

Collaborations

Throughout his career, Li has collaborated with esteemed colleagues such as Yiwu Tang and Dongmin Park. These partnerships highlight the synergy that exists within Qualcomm, where teams work together to tackle complex challenges in technology and develop cutting-edge solutions.

Conclusion

In conclusion, Alvin Siu-Chi Li stands out as an inventive force in the realms of electronics and signal processing. His patents reflect a commitment to advancing technology and improving efficiency in digital systems. As he continues to innovate at Qualcomm, the impact of his work will undeniably influence the industry for years to come.