BeiDou Navigation Satellite System

The Beidou Navigation Satellite System ( BDS , simplified Chinese : 北斗卫星导航系统 ; traditional Chinese : 北斗衛星導航系統 ; pinyin : Běidǒu Weixing dǎoháng xìtǒng ) is a Chinese navigation satellite system. It consists of two separate satellite constellations – a limited test system that has been operating since 2000, and a full-scale global navigation system that is currently under construction. Continue Reading “BeiDou Navigation Satellite System”