Patent · US Expired

Omnidirectional microstrip antenna

US4323900A · kind A · utility

25Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 1, 1979
Grant dateApr 6, 1982
Priority date
Expiry dateOct 1, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q1/38
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An electrically short, omnidirectional antenna formed with a strip conduc helically wound about the outside of a cylindrical ground plane. A layer (ideally, a very thick layer) of a nonconducting material preferably with a low dielectrical constant (i.e., .epsilon..sub.r .perspectiveto.1.0) separates the microstrip from the ground plane.

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