Japan and South Korea are speeding up their plans for Non-Terrestrial Networks (NTN), aiming to expand satellite-based communications beyond traditional ground infrastructure.
In the early stages, both nations collaborated with Starlink, but Japan has outpaced South Korea in developing mobile direct-to-satellite services, focusing on HAPS and Ka-band networks.
Meanwhile, South Korea is eyeing self-reliance with Low Earth Orbit (LEO) technology.
Both nations collaborated with Starlink.
Author's summary: Japan and South Korea accelerate NTN plans.