Key technologies the commercial satellite constellations need are on the horizon

WASHINGTON — If satellite constellations are to fulfill their promise of offering global communications services, they will need key technologies including low-cost antennas and laser cross-links, according to speakers at the Satellite 2018 conference here. “You’ve got to have ground antennas that are agile, affordable and can be produce in quantity,” said Erwin Hudson, Telesat Canada’s vice president for the Telesat LEO broadband constellation. Those antennas are on the horizon, he added, thanks in part to the investment of terrestrial communications companies in 5G networks. “We were upset when the…

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