Ping Lu

Title: The Innovations of Ping Lu

Introduction

Ping Lu is a prominent inventor based in Raleigh, NC (US), known for his significant contributions to the field of digital phase-locked loops (PLL). With a total of 8 patents to his name, Lu has made remarkable advancements in technology that enhance synchronization and performance in electronic circuits.

Latest Patents

Among his latest patents, Lu has developed a calibrated digital phase-locked-loop (DPLL) circuit that improves synchronization between output clocks and reference clocks. This innovation includes a feedback circuit with a time-to-digital converter (TDC) that measures phase differences as time intervals. The calibration operating mode of the DPLL circuit allows for precise resolution of time measurements, which is crucial for maintaining clock domain synchronization. Additionally, Lu has worked on time-to-digital converters (TDC) that utilize a single-stage delay pair to achieve a wide input range and reduced quantization noise in PLL applications. These inventions demonstrate his ability to balance resolution, detection range, and PLL locking speed effectively.

Career Highlights

Ping Lu is currently employed at Microsoft Technology Licensing, LLC, where he continues to innovate and develop cutting-edge technologies. His work has significantly impacted the field of digital electronics, particularly in enhancing the performance of phase-locked loops.

Collaborations

Lu has collaborated with notable colleagues, including Minhan Chen and Bupesh Pandita, contributing to various projects that push the boundaries of technology.

Conclusion

Ping Lu's contributions to the field of digital phase-locked loops and time-to-digital converters highlight his expertise and innovative spirit. His work at Microsoft Technology Licensing, LLC, along with his collaborations, continues to shape the future of electronic circuit design.