Patent · US Expired

Antenna with lumped reactive matching elements between radiator and groundplate

US4827266A · kind A · utility

102Cited by
6References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 19, 1986
Grant dateMay 2, 1989
Priority date
Expiry dateFeb 19, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q9/0442
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

Between a circular conductor plate and a grounding conductor plate, lumped constant elements such as coils and capacitors are connected. As a result, the resonance frequency of an antenna can be changed in a wide range.

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