Patent · US Expired

Inline waveguide phase shifter with electromechanical means to change the physical dimension of the waveguide

US7157989B2 · kind B2 · utility

10Cited by
11References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 7, 2002
Grant dateJan 2, 2007
Priority date
Expiry dateJul 4, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01P1/182
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An inline phase shifter including a waveguide having a waveguide path and one of a micro-electromechanical device and a piezoelectric device positioned sufficiently adjacent to the waveguide for changing physical dimensions of the waveguide path upon actuation of the one device.

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