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Spire Seeks OK for 872-Satellite Phase II of Lemur Constellation

Spire is asking for FCC International Bureau approval to deploy 872 satellites in the second phase of its Lemur-2 constellation. An application Tuesday said the number of simultaneously operational satellites won't exceed 175. Spire also asked for authority to use…

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multiple primary downlinks and uplinks to give it more flexibility in spectrum coordination, though only one primary downlink and uplink would be used for any one transmission between a satellite and ground station. It said that frequency would depend on Spire discussions with third parties, including NTIA. The earth imaging company also asked for bureau authority to measure refraction, reflection and other signal distortion with its previously authorized 100 Phase 1B and 1C satellites. The FCC in 2016 deferred action on Spire's 872-satellite Phase II request.