Papers

Papers tagged with : Beam waveguide

04
Oct
2017
Co-authors:
Roger Appleby / Richard Wylde / Stuart Froud / Phil Atkin / Elena Saenz

This paper describes the detailed electromagnetic modelling and design of a scatterometer to be used at the European Space Agency, for characterization in transmission and reflection of smooth as...

11
Apr
2011

This paper presents a method of analysing beam waveguide systems, based on Physical Optics and Complex Conical Beams. The analysis procedure for one reflector consists of calculating the field...

12
Apr
2010

Instruments for Earth observation working from WBand up to mm-wave frequencies mainly use quasi-optical feed systems (QOF) to illuminate the corresponding reflector antennas. The final design of...

10
Jun
2007

In a quasi-optical network the beams are usually focused and guided through the system by means of curved and planar mirrors. Physical Optics (PO) is an accurate analysis tool for these elements,...

18
Sep
2002

A fast physical optics (PO) method is presented which in two steps calculates the scattered field of an optical component in a beam waveguide (BWG). The first step involves a calculation of a set...

26
Mar
2002

A frame based Gaussian beam expansion method which can be used for analysis of quasi-optical beam waveguides is presented. The method is tested for the scattered field of an ellipsoid at 321 GHz...