Patent · US Expired

Feed network for quadrifilar helix antenna

US5872549A · kind A · utility

25Cited by
9References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 1996
Grant dateFeb 16, 1999
Priority date
Expiry dateApr 30, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q11/08
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An antenna and antenna feed assembly for a communication handset is constructed as a unitary assembly in which each of the antenna and antenna feed, suitably a balun, conform to a cylindrical geometry and is small enough in size for handset applications.

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