Key Takeaways IRDM completed two-way NB-IoT messaging tests over its LEO network, validating NTN Direct's core technology.NTN Direct aligns with 3GPP standards, using software-defined satellites & Nordic's low-power IoT module.IRDM expands trials and partnerships, though competition, low entry barriers and leverage remain concerns.Iridium Communications Inc. (IRDM)  has successfully completed on-air testing of Iridium NTN Direct, marking a pivotal moment in the satellite and telecom industries. By transmitt ...