Patents Assigned to UNIVSERSITEIT TWENTE
  • ELECTRONICALLY-STEERED KU-BAND PHASED ARRAY ANTENNA COMPRISING AN INTEGRATED PHOTONIC BEAMFORMER
    Publication number: 20130194134
    Abstract: A phased-array antenna that includes a photonic beamformer is disclosed. In some embodiments, a front stage of electrical-domain processing applies a 16-to-1 signal-combination ratio, a single stage of photonic beamforming applies a 4-to-1 signal-combination ratio, and a passive, electrical-domain, signal combiner applies a 32-to-1 signal-combination ratio.
    Type: Application
    Filed: October 3, 2012
    Publication date: August 1, 2013
    Applicant: UNIVSERSITEIT TWENTE
    Inventor: UNIVSERSITEIT TWENTE
  • Device Comprising a Polarization-Independent Micro-Resonator
    Publication number: 20080123188
    Abstract: Polarization-diverse optical devices and related methods are disclosed. In some embodiments, these devices and methods are realized by utilizing a four-port, wavelength-dependent optical coupler that is arranged to receive identical counter-propagating optical signals.
    Type: Application
    Filed: November 29, 2006
    Publication date: May 29, 2008
    Applicant: UNIVSERSITEIT TWENTE
    Inventors: Edwin Jan Klein, Douwe Harmen Geuzebroek, Alfred Driessen