Patent · US Expired

Multilayered, planar antenna with annular feed slot, passive resonator and spurious wave traps

US5539420A · kind A · utility

45Cited by
7References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 30, 1994
Grant dateJul 23, 1996
Priority date
Expiry dateJun 30, 2014

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q9/0414
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A plane antenna suitable for space applications in particular comprises a passive resonator coupled to a feedline by a looped slot.

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