Beijing, China

Qizheng Li

This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: China Telecom Corporation Limited. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Qizheng Li. Retrieved from https://idiyas.com/inventor/qizheng-li

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 1 

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 1


Company Filing History:


Years Active: 2025

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1 patent (USPTO):Explore Patents

Title: Qizheng Li: Innovator in Downlink Signal Synchronization

Introduction

Qizheng Li is a notable inventor based in Beijing, China. He has made significant contributions to the field of telecommunications, particularly in the area of downlink signal synchronization. His innovative work has led to the development of a patented method that enhances the efficiency of optical networks.

Latest Patents

Qizheng Li holds a patent for a "Downlink signal synchronization method and system." This invention is designed for use in a wavelength division multiplexing passive optical network. The method involves detecting the loss of synchronization in downlink signals, which include both management channel signals and data channel signals. When synchronization is lost, the system can switch the optical network unit (ONU) to a specific sub-state to monitor recovery times and ensure efficient operation.

Career Highlights

Qizheng Li is currently employed at China Telecom Corporation Limited, where he continues to work on innovative solutions in telecommunications. His expertise in downlink signal synchronization has positioned him as a valuable asset in the industry. He has successfully contributed to advancements that improve network reliability and performance.

Collaborations

Qizheng Li collaborates with various professionals in his field, including his coworker Dezhi Zhang. Together, they work on projects that aim to enhance telecommunications technologies and address challenges in signal synchronization.

Conclusion

Qizheng Li's contributions to the field of telecommunications, particularly through his patented downlink signal synchronization method, demonstrate his innovative spirit and commitment to advancing technology. His work at China Telecom Corporation Limited continues to impact the industry positively.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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