China’s new-generation BeiDou-3, with 2-way messaging, goes global in 2020 with 3 satellite launches this year

by Peter B. de Selding

PARIS — The China Satellite Navigation Office expects to complete the buildout of its third-generation BeiDou positioning, navigation and timing — plus 2-way messaging — network by 2020 with the launch of three satellites this year.

The satellites, once in service, will complete the four-year BeiDou-3 (BDS-3) development phase, which has already seen the launch of 14 medium-Earth-orbit satellites and, most recently, a geostationary-orbit satellite launched in November.

The navigation office in December declared the primary BDS-3 system completed . . .

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