Company Filing History:
Years Active: 2022
Title: Yumei Chang: Innovator in Reconfigurable Phase-Switched Screen Technology
Introduction
Yumei Chang is a prominent inventor based in Jiangsu, China, known for her innovative work in the field of electromagnetic systems. With a keen focus on developing advanced technologies, she has amassed a notable patent that reflects her contributions to the engineering community.
Latest Patents
Yumei Chang holds a patent for the invention titled "Reconfigurable wideband phase-switched screen based on artificial magnetic conductor." This groundbreaking invention discloses a novel reconfigurable wideband phase-switched screen (PSS) that utilizes an artificial magnetic conductor (AMC). The technology allows for the adjustment of gap capacitance between patches by varying the capacitance of varactors, enabling periodic units to have multiple continuous frequency points. The invention boasts a remarkable phase difference between adjacent frequency bands of 143°-217°. This innovation effectively absorbs incident electromagnetic waves across a wide frequency band, achieving a relative bandwidth of 45.2%. The PSS is designed with a simple structure that minimizes processing difficulty, maintaining a thickness of less than one-twentieth of the working wavelength. These features contribute to significant reductions in both size and cost.
Career Highlights
Yumei Chang is affiliated with the Nanjing University of Posts and Telecommunications, where she applies her expertise in technology and engineering to drive innovation forward. Her singular patent showcases her ability to blend creativity with technical knowledge, providing solutions in the field of electromagnetic wave management.
Collaborations
Throughout her career, Yumei has collaborated with esteemed colleagues such as Lin Wang and Bo Li. These partnerships have enriched her research endeavors and have facilitated the advancement of technologies within her field.
Conclusion
Yumei Chang stands out as a visionary inventor who has made significant strides in the development of reconfigurable phase-switched screen technology. Her patent reflects her dedication to innovation and her ability to address complex engineering challenges, further establishing her as a noteworthy figure in the realm of scientific invention.