Beijing, China

Ningjuan Chang

This inventor holds 17 USPTO granted patents and 18 published patent applications and 5 EPO patents, primarily in Network Communication. Top assignees: Fujitsu Corporation, Fujitsu Connected Technologies Limited. Active years: 2016-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ningjuan Chang. Retrieved from https://idiyas.com/inventor/ningjuan-chang-pmdl6nuu

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

Calculating rank
USPTO Granted Patents = 17 

% Patents Active = 76.5

 

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 27(Granted Patents)


Company Filing History:


Years Active: 2016-2023

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Areas of Expertise:
Bearer Management
Resource Selection
Link Failure Analysis
Network Configuration
Device Communication
Multimedia Broadcast
Handover Methods
Connection Setup
17 patents (USPTO):Explore Patents

Title: The Innovative Mind of Ningjuan Chang: A Beacon in Network Technology

Introduction: Ningjuan Chang is a distinguished inventor based in Beijing, China, known for his remarkable contributions to network technology. With an impressive portfolio of 17 patents, he has made significant strides in the field, particularly in methods and systems that enhance communication efficiency and connectivity.

Latest Patents: Among his notable inventions are his latest patents that express his innovative spirit and technical foresight. One such patent is the "Network configuration method and apparatus and system," which focuses on a seamless handover process in mobile communication. This involves receiving a handover request message by a target primary eNB (evolved Node B) of user equipment, ensuring smooth transitions between network connections. Another significant patent is the "Bearer management apparatus and method, and communication system," which introduces a terminal capable of dual connectivity with a base station. This invention enhances mobile data transmission by allowing the terminal to manage its bearer efficiently, including changing, releasing, or deactivating a bearer among Secondary Cell Groups, alongside triggering a Packet Data Convergence Protocol (PDCP) status report for effective communication.

Career Highlights: Ningjuan Chang has had a notable career, having worked with prominent companies such as Fujitsu Corporation and Fujitsu Connected Technologies Limited. His tenure at these organizations has provided him with a robust platform to refine his skills and introduce groundbreaking solutions in the realm of network technology.

Collaborations: Throughout his career, Ningjuan has collaborated with fellow innovators, notably Weiwei Wang and Haibo Xu. These partnerships have allowed him to foster creativity and leverage diverse expertise during the development of his inventions, contributing to the overall advancement of technology in their field.

Conclusion: Ningjuan Chang’s extensive patent portfolio and contributions to network technology reflect his dedication to innovation. His inventions not only represent technological advancements but also position him as a leading figure in the global landscape of network solutions. His work, particularly in network configuration and management, will undoubtedly continue to influence the future of communication technology.

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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