5. Glossary

holographic antenna

Antennas that use the principle of holography to shape and direct electromagnetic beams efficiently.

Ku band

Microwave frequency band between 18 and 27 GHz.

coherent holography

Technique for recording and reproducing three-dimensional still or moving images illuminated by a coherent wave (laser).

microwave holography

Application of the principle of optical holography in microwaves.

incoherent holography

Holography using incoherent light based on Fresnel diffraction.

microwave antenna holography; antenna microwave holography

Holographic technique for characterizing an antenna surface.

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