Xizeng Dai

Title: Innovations by Xizeng Dai: A Focus on Uplink Signal Technology

Introduction: Xizeng Dai, an accomplished inventor based in Beijing, China, holds seven patents that significantly contribute to advancements in telecommunications. His expertise revolves around improving uplink signal transmission and estimating the arrival time of radio signals, showcasing his commitment to enhancing communication technology.

Latest Patents: Among his noteworthy inventions, Xizeng Dai has recently patented an "Uplink Signal Sending Method and Terminal." This innovation describes various uplink signal sending methods and apparatuses. One of the key features of his method involves determining a symbol that requires puncturing, which helps the terminal to send an uplink signal efficiently based on that symbol. Moreover, the terminal can inform the source and/or target cells about the needed punctured symbol, enabling these cells to enhance the decoding process of the uplink signal, thereby improving overall communication reliability.

Another significant patent by Dai is the "Method and Device for Estimating a Time of Arrival of a Radio Signal." This invention proposes a method for estimating the time of arrival (ToA) of a radio signal made up of M subsignals across M subcarriers, where M is an integer greater than or equal to two. This technique enhances ToA estimation accuracy, especially in challenging multipath fading environments, while minimizing the necessity for extensive channel information.

Career Highlights: Xizeng Dai has made remarkable contributions while working at Huawei Technologies Co., Limited. His ability to innovate in the field of telecommunications has positioned him as a valuable asset to the company, further driving its technological advancements and global competitiveness.

Collaborations: Throughout his career, Xizeng Dai has collaborated with noteworthy colleagues, including Anjian Li and Jing Han, who contribute their expertise to further enhance the projects within Huawei. These collaborations are integral to refining their innovative solutions in the telecommunications sector.

Conclusion: Xizeng Dai exemplifies the innovative spirit necessary for pushing the boundaries of telecommunications technology. With seven patents to his name, his contributions, particularly in uplink signal transmission and time estimation methods, indicate a promising future for enhanced communication systems. His work continues to pave the way for advancements that will benefit the industry and society at large.