Patent · US Expired

Sub-reflector for dual-reflector antenna system

US6628238B2 · kind B2 · utility

3Cited by
2References
19Claims
0Family size

Inventors

Key dates

Filing dateNov 19, 2001
Grant dateSep 30, 2003
Priority date
Expiry dateNov 19, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q19/192
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An antenna includes a feed generating a communication signal. A sub-reflector is positioned to reflect the communication's signal to form a sub-reflective signal. A main reflector is positioned to reflect the sub-reflective signal. The sub-reflector has an elliptical rim.

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