Location History:
- Gaungzhou, CN (2017)
- Guangzhou, CN (2017 - 2018)
Company Filing History:
1 out of 10 
1 out of 9 
1 out of 13 Years Active: 2017-2018
Title: Feifei Jia: Innovator in Phase Shift Systems and Multi-Frequency Array Antennas
Introduction
Feifei Jia is a notable inventor based in Guangzhou, China. He has made significant contributions to the field of telecommunications and antenna technology. With a total of 3 patents, his work focuses on innovative systems that enhance signal transmission and reception.
Latest Patents
One of his latest inventions is a phase shift system designed to change the phases of signals transmitted to multiple radiation elements. This system includes at least two phase shifters that provide signals to the radiation elements. The phase shifters have a phase shift part that moves to alter the phases of the signals. Additionally, a phase shift drive device is connected to each phase shift part for synchronous linkage, allowing for a differential continuous phase distribution among the signals. This invention enables the formation of a phase shift system with a high number of ports, enhancing the overall performance of the system.
Another significant patent is the multi-frequency array antenna. This antenna consists of a reflective metal plate and two types of radiation column elements: a low-frequency radiation column element and a high-frequency radiation column element. The low-frequency element operates in a first frequency band, while the high-frequency element operates in a second frequency band. The design includes several radiation units arranged at specific distances, optimizing the antenna's functionality across different frequency ranges.
Career Highlights
Feifei Jia has worked with Comba Telecom Systems (China) Limited and Comba Telecom System (China) Ltd. His experience in these companies has allowed him to develop and refine his innovative ideas in telecommunications.
Collaborations
Throughout his career, Feifei has collaborated with talented individuals, including Peitao Liu and Shanqiu Sun. These collaborations have contributed to the advancement of his projects and inventions.
Conclusion
Feifei Jia is a prominent inventor whose work in phase shift systems and multi-frequency array antennas has made a significant impact in the field of telecommunications. His innovative patents and collaborations highlight his dedication to advancing technology.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.