Patent · US Expired

Compact omnidirectional antenna array

US4155091A · kind A · utility

14Cited by
3References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 12, 1977
Grant dateMay 15, 1979
Priority date
Expiry dateSep 12, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q21/29
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An omnidirectional antenna array comprising a ferrite antenna inductively coupled to one leg of a loop antenna that lies in a plane parallel to the long axis of the ferrite antenna. The output signal may be taken from either of the antennas.

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