Patent Number: 7,355,554

Title: Method of producing a photonic bandgap structure on a microwave device and slot type antennas employing such a structure

Abstract: The invention relates to a method of producing a photonic bandgap structure on a slot-type microwave device which is produced on a metallized substrate. According to the invention, periodically-spaced patterns are formed on the surface of the aforementioned substrate opposite the surface comprising the slot. The invention is suitable for slot-type antennas.

Inventors: Boisbouvier; Nicolas (Rennes, FR), Le Bolzer; Francoise (Rennes, FR), Louzir; Ali (Rennes, FR), Tarot; Anne-Claude (Etrelles, FR), Mahdjoubi; Kouroch (Cesson, FR)

Assignee: Thomson Licensing

International Classification: H01Q 13/10 (20060101)

Expiration Date: 2020-04-08 0:00:00