Patent · US Expired

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

US7355554B2 · kind B2 · utility

3Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 3, 2003
Grant dateApr 8, 2008
Priority date
Expiry dateOct 3, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01P1/2016
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.