Patent · US Expired

Multimode, multispectral antenna

US4791427A · kind A · utility

19Cited by
17References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 22, 1985
Grant dateDec 13, 1988
Priority date
Expiry dateNov 22, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q3/14
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A multimode, multispectral antenna system (14) for detecting radiation from selected target regions in each of at least a pair of selected spectrum bandwidths through collimating lens (35), and rotatable, cooperative prisms (21) effective for collimating and scanning beams of radiation controllably with respect to said target regions.

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