Yanan Liu

Title: Yanan Liu: Innovator in Terahertz On-Wafer Measurement

Introduction

Yanan Liu is a notable inventor based in Shijiazhuang, China. He has made significant contributions to the field of terahertz on-wafer measurement, particularly through his innovative calibration methods. His work has implications for improving the accuracy of high-frequency measurements, which are crucial in various technological applications.

Latest Patents

Yanan Liu holds a patent for an "On-wafer S-parameter calibration method." This method is designed to enhance the accuracy of S-parameter measurements on wafers. The process involves performing two-port calibration on a waveguide end face when a probe is not connected to a test system. It also includes one-port calibration on each of the two probe end faces when the probe is connected. Additionally, Liu's method fabricates a crosstalk calibration standard equal to the device under test in length on a substrate of the device under test. This innovation allows for accurate characterization and correction of crosstalk errors, thereby improving the overall accuracy of high-frequency on-wafer S-parameter measurements.

Career Highlights

Throughout his career, Yanan Liu has worked with the 13th Research Institute of China Electronics and the 13th Research Institute of China Electronics Technology Group Corporation. His experience in these institutions has allowed him to develop and refine his expertise in terahertz measurement technologies.

Collaborations

Yanan Liu has collaborated with several professionals in his field, including Aihua Wu and Chong Li. These collaborations have contributed to the advancement of research and development in on-wafer measurement techniques.

Conclusion

Yanan Liu's contributions to the field of terahertz on-wafer measurement through his innovative calibration methods highlight his role as a significant inventor. His work not only enhances measurement accuracy but also paves the way for future advancements in high-frequency technologies.