DOD Concerns about the FCC-Approved Ligado Network Open PDF Document Details Document Type Technical Report Publication Date Feb 05, 2021 Accession Number AD1169849 Entities People John R. Hoehn Kelley M . Sayler Organizations Library of Congress Tags Communities of Interest Energy and Power Technologies Space DTIC Thesaurus Topics Air Force Artificial Satellites Congress Department Of Defense Department Of Homeland Security Electromagnetic Spectra Engineering Frequency Bands Global Positioning Systems Homeland Security Internet Of Things Jet Aircraft L Band National Security Networks Power Levels Security Spectra United States Government