Patent · US Expired

System of concentric microwave antennas

US5995058A · kind A · utility

13Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 24, 1998
Grant dateNov 30, 1999
Priority date
Expiry dateFeb 24, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q13/10
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A system with two concentric antennas for two bands of microwave frequencies includes between the two concentric antennas a system for eliminating or attenuating propagation of waves from the inner antenna to the outer antenna.

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