Patent · US Expired

Simplified phase shifter circuit

US5148062A · kind A · utility

25Cited by
4References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 19, 1991
Grant dateSep 15, 1992
Priority date
Expiry dateDec 19, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K17/6871
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A phase shifter network which alternates between structurally dual networks is provided. In particular, the phase shifter has a topography which permits the network to be configured as alternatively T or .pi. networks of low pass and high pass delay circuits in accordance with states of a single control signal fed to the phase shifter.

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