Location History:
- Paris Cedex, FR (1976)
- Paris, FR (1981)
Company Filing History:
Years Active: 1976-1981
Title: The Innovations of Jean Gelin
Introduction
Jean Gelin is a notable inventor based in Paris, France. He has made significant contributions to the field of telecommunications and antenna technology. With a total of two patents to his name, Gelin's work showcases his innovative spirit and technical expertise.
Latest Patents
Gelin's latest patents include a Luneberg type passive reflector for circularly polarized waves. This invention consists of a woven cloth made partially of conductive wires located within a dielectric sphere. The surface of the sphere is covered with a set of parallel wires that are perpendicular to the conductive wires in the cloth. The conductive wires are less than five hundredths of a wavelength in diameter, and their spacing ranges between 1/4 and 1/20 of a wavelength. Additionally, Gelin has developed a shortened multi-rod broadband antenna. This antenna consists of a plurality of elementary radiators arranged as directrices of a cylinder, each surrounded by a ferromagnetic core. Each radiator has a different resonant frequency value, which is related to form a series.
Career Highlights
Jean Gelin is associated with the company Société Lignes Télégraphiques et Téléphoniques. His work in this organization has allowed him to further his research and development in innovative technologies.
Collaborations
Some of Gelin's coworkers include Bernard Chiron and François Dachert. Their collaboration has likely contributed to the advancement of their projects and innovations.
Conclusion
Jean Gelin's contributions to the field of telecommunications through his patents reflect his dedication to innovation. His work continues to influence the development of advanced technologies in this sector.
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