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Livio Gratton

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Shaping Aviation Integrity   April 1, 2008
By: Boris Pervan,Juan Blanch,Livio Gratton,Per Enge,Todd Walter

Relative RAIM and absolute RAIM both enable an aircraft to raise a flag within seconds of receiving faulty data. This article evaluates the protection-level equations for both methods, and examines them in the light of GNSS constellations optimized for 24, 27, and 30 satellites.




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