Electronically Scanned Arrays MATLAB® Modeling and Simulation

chapter five

Spaceborne Application of Electronically Scanned Arrays

Timothy Cooke

Northrop Grumman Electronic Systems

Contents

5.1    Introduction

5.2    Two-Body Orbit Propagation

5.3    Coordinate Systems

5.4    Computing Field of View

5.5    Projecting Antenna Patterns to Geodetic Coordinates

5.6    MATLAB Program Listings

5.6.1    defineOrbit.m

5.6.2    defineEarth.m

5.6.3    makeEllipse.m

5.6.4    defineESA.m

5.6.5    los2ecef.m

5.6.6    computeHorizon.m

5.6.7    computeFOV.m

5.6.8    main_example1.m

5.6.9    main_example2.m

5.6.10  main_example3.m

References

5.1    Introduction

Electronically scanned arrays (ESAs) have been used in spaceborne applications since 1978 when NASA began the SEASAT mission. SEASAT was the first synthetic aperture ...