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Page 1: More Spacecraft Antennas - homepages.wmich.eduhomepages.wmich.edu/~johnson/ece5950/PDF/May 24 ECE 5950.pdf · Objectives today: ... You have been assigned to watch a documentary movie

More Spacecraft Antennas

Objectives today:

Large Gaseous Planet Report Demo

SC Antennas – Review & Continue

Galileo

Cassini

Juno

HGA, MGA & LGA details

Fourier Transform Relationship

Near Field E(x)

Far Field E(ψ), ψ=sin(φ)

Use WolframAlpha for HW#3, but √2π more needed

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Giant Gas Planet Report

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Giant Gas Planet Report

Page 4: More Spacecraft Antennas - homepages.wmich.eduhomepages.wmich.edu/~johnson/ece5950/PDF/May 24 ECE 5950.pdf · Objectives today: ... You have been assigned to watch a documentary movie

Giant Gas Planet Report

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Galileo

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Cassini

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Juno

Page 9: More Spacecraft Antennas - homepages.wmich.eduhomepages.wmich.edu/~johnson/ece5950/PDF/May 24 ECE 5950.pdf · Objectives today: ... You have been assigned to watch a documentary movie

Juno

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Juno

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Juno HGA Beam Pattern

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Juno HGA Specs

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Juno MGA

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Juno MGA Specs

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Juno LGA

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Juno LGA Specs

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Antenna Types

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Aperture Gain

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Aperture and Far Fields

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Aperture and Far Fields

Page 21: More Spacecraft Antennas - homepages.wmich.eduhomepages.wmich.edu/~johnson/ece5950/PDF/May 24 ECE 5950.pdf · Objectives today: ... You have been assigned to watch a documentary movie

Aperture and Far Fields

Page 22: More Spacecraft Antennas - homepages.wmich.eduhomepages.wmich.edu/~johnson/ece5950/PDF/May 24 ECE 5950.pdf · Objectives today: ... You have been assigned to watch a documentary movie

Aperture and Far Fields

Page 23: More Spacecraft Antennas - homepages.wmich.eduhomepages.wmich.edu/~johnson/ece5950/PDF/May 24 ECE 5950.pdf · Objectives today: ... You have been assigned to watch a documentary movie

Aperture and Far Fields

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Fourier-Transform Relationship

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Fourier-Transform Relationship

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Examples from Kraus

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Examples from Kraus

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Fourier-Transform Relationship

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Fourier-Transform Relationship

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