Tag Archives: AST

The NTN Spectrum Wars: Is MSS Becoming the Only Viable Path Forward?

By | August 12, 2025
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Are terrestrial spectrum-sharing frameworks like the FCC’s SCS and ISED’s SMCS failing to provide viable bandwidth, pushing Non-Terrestrial Network (NTN) operators to aggressively pursue Mobile Satellite Service (MSS) spectrum for greater independence and scalability? Recent developments suggest that the spectrum battle is shifting from terrestrial networks to orbital assets. There are growing indications that terrestrial… Read More »

How the Different Direct-to-Handset Satellite Constellations Stack Up

By | December 15, 2022
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Update – May 23, 2023: We have published a report detailing the technical performance of AST Space Mobile direct-to-handset LEO constellation. Click here for additional information. Different approaches are possible to enable Direct-to-Handset (DTH) satellite connectivity. For instance, there’s the approach by T-Mobile and SpaceX (see here) and by Apple and Globalstar (see here). AST… Read More »