Xiumei Yang

Title: The Innovative Contributions of Xiumei Yang

Introduction

Xiumei Yang, based in Shanghai, China, is a notable inventor recognized for her significant contributions to wireless communication technologies. With a total of two patents to her name, Yang has made impactful advancements in cognitive LTE systems, improving spectrum efficiency and reducing interference.

Latest Patents

Xiumei Yang's latest patents include:

1. **Methods, apparatuses, and computer program products for out-of-band sensing in a cognitive LTE system**: This invention provides methods and devices that perform out-of-band sensing on unlicensed frequency bands, enhancing the usability of wireless channels. The proposed method includes sending configuration messages to measure a primary system’s frequency, interpreting measurement reports, and determining channel usability based on energy detection thresholds. The innovation aims to improve spectrum efficiency and alleviate interference with LTE systems.

2. **Robust downlink timing synchronization method in LTE system**: This patent introduces a robust timing synchronization method intended to address the challenges posed by initial frequency offsets in environments with low signal-to-noise ratios. The methodology outlines a stepwise approach involving continuous storage of time domain signal sequences, narrowband filtering, and correlation value determination, ultimately ensuring accurate timing synchronization through detailed signal analysis.

Career Highlights

Throughout her career, Xiumei Yang has been associated with reputable organizations such as the Shanghai Research Centre for Wireless Communication and Nokia Technologies. Her work has led to groundbreaking innovations that streamline communication technologies, particularly in the rapidly evolving field of LTE systems.

Collaborations

Yang has had the privilege of collaborating with talented professionals like Yong Xiong and Guoqing Jia, contributing to a rich environment of innovation and shared knowledge in the wireless communication sector. These collaborations have further enhanced her expertise and impact in the field.

Conclusion

Xiumei Yang's dedication to innovation in wireless technologies underscores the transformative potential of her work. With her patents addressing critical challenges in cognitive LTE systems, she continues to pave the way for advancements in communication efficiency. Her contributions will undoubtedly influence future developments in this vital technology.