This inventor holds 6 USPTO granted patents and 2 published patent applications. Top assignee: Abb Schweiz Ag. Active years: 2026.
Company Filing History:
4 out of 2,901 
Years Active: 2026
Title: Innovations by Chunmeng Xu in Electrical Circuit Technology
Introduction
Chunmeng Xu is a notable inventor based in Raleigh, NC (US). He has made significant contributions to the field of electrical engineering, particularly in the development of technologies that enhance the safety and efficiency of electrical systems. His innovative work has led to the creation of a patented device that addresses critical issues in circuit protection.
Latest Patents
Chunmeng Xu holds a patent for a "di/dt sensor for fast detection of short circuit faults with a solid-state circuit breaker." This invention provides an electrical circuit and a method for detecting short circuit faults in a direct current (DC) electrical system. The circuit includes a first sensor that detects fault current and is installed on the main current path of a solid-state circuit breaker (SSCB) pole. Additionally, a second sensor detects the derivative of the fault current with respect to time, also installed on the SSCB pole. The outputs of both sensors are connected to an analog circuit, enhancing the reliability of fault detection.
Career Highlights
Chunmeng Xu is currently employed at Abb Schweiz AG, where he continues to innovate and develop advanced electrical solutions. His work at Abb Schweiz AG has positioned him as a key player in the field of electrical engineering, contributing to the company's reputation for cutting-edge technology.
Collaborations
Chunmeng Xu has collaborated with notable colleagues, including Govind S Chavan and Zhou Dong. These collaborations have fostered an environment of innovation and have led to the development of impactful technologies in the electrical engineering sector.
Conclusion
Chunmeng Xu's contributions to electrical circuit technology exemplify the importance of innovation in enhancing safety and efficiency in electrical systems. His patented inventions and ongoing work at Abb Schweiz AG highlight his role as a significant figure in the field of electrical engineering.