Patent · US Expired

Broadband spiral antenna

US4114164A · kind A · utility

31Cited by
3References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 17, 1976
Grant dateSep 12, 1978
Priority date
Expiry dateDec 17, 1996

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q21/29
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A broadband spiral antenna including a tubular member having a planar surface at one end, a planar spiral element supported on the planar surface and radiating outward from a central position on the planar surface to an edge position on the planar surface, and an array of dipole elements supported on and extending around the tubular member and coupled to the planar spiral at the edge position.

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