After publishing the emergency communication options last week, I was made aware of couple of recent presentations on Satellite backhaul options. The first one is from Richard Deasington of iDirect at MWC 2015:
The other one is from Vince Onuigbo of Hughes. As can be seen above, the biggest issue with Satellites is the latency which is 600ms for the geostationary satellites. Anyway, here is their presentation: