China's state-owned global satellite navigation system, now embedded in over 2 billion devices and challenging US GPS dominance in positioning, timing, and strategic influence.
GPS jamming blinds navigation receivers while spoofing fakes their position; deployed by Russia, Iran, North Korea, and India, the attacks now threaten global aviation, shipping, and weapons guidance.
完整档案 ›The EU's global navigation satellite system, built for European autonomy from US GPS, now the world's most accurate civilian GNSS and a pillar of European strategic independence.
Four global satellite constellations compete to position phones, ships, and weapons, while jamming and spoofing have made signal integrity a front-line security question.
约40%的欧洲航空交通受影响；俄罗斯欺骗天线从3个增至36个；部长专机遭到干扰
欧盟启动伽利略第二代发射；中国将北斗整合至 37 颗卫星，谋求全球采用