Patent · US Expired

Microstrip phase shifting reflect array antenna

US6441787B1 · kind B1 · utility

20Cited by
12References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 2000
Grant dateAug 27, 2002
Priority date
Expiry dateFeb 1, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q19/104
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A circularly polarized reflect array antenna having a plurality of antenna elements, where each antenna element has an electrically conductive patch, at least two electrically conductive stubs positioned along the periphery of the patch, and at least two switches each operable to connect or disconnect the patch to one of the at least two stubs.

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