Patent · US Expired

Antenna feed system

US4152707A · kind A · utility

0Cited by
2References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 4, 1977
Grant dateMay 1, 1979
Priority date
Expiry dateAug 4, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q21/12
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An antennae feed or take-off for a plurality of antennae where the transmission line, connecting the antennae to the termination of the line, is in a closed loop whereby signal flows either direction and transmission line phase shifts are largely compensated.

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