中国首个“天通+北斗”国产星基高精度定位服务试商用|琪琪午夜伦伦电影理论片精东
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中新社武汉11月21日电 (记者 梁婷)“天通+北斗”国产星基高精度定位服务21日在武汉宣布正式开启试商用,助力北斗规模化应用,支撑中国综合PNT(定位、导航、授时)体系自主化建设。
天通卫星系统是中国首个自主研制的卫星移动通信系统。依托“天通一号”卫星移动通信系统资源,中国电信与中国科学院空天信息创新研究院联合开展技术攻关,建成中国首套全国产星基导航增强系统,可在天通卫星覆盖范围内,不依赖地面网由天通卫星实时广播增强信息,为陆海空天多场景提供实时动态分钟级收敛、厘米级定位服务。
据悉,“天通+北斗”星基导航增强系统重点面向偏远地区、海洋、低空、低轨等无网/弱网覆盖的区域提供服务,应用场景包括测量测绘、农机自动驾驶、智驾导航、海洋动力定位、海洋气象监测、海上施工建设、无人机巡检、无人机配送、低空通航等。
中国电信卫星公司副总经理、卫星研究院院长李屹寰表示,天通卫星的星基高精度定位服务能力与5G+北斗融合时空服务平台结合,有助于形成更泛在的天地一体无缝覆盖的数字时空基础服务能力。
空天地一体卫星互联网作为新型信息基础设施的“天空脊梁”,是打通“陆海空天”全域连接、实现“万物智联”的关键支撑。近年来,中国官方出台政策,深入挖掘天通等高轨卫星的应用潜力,推动手机、汽车、飞机等直连卫星,发展大众化卫星通信应用,促进形成规模效应。
中国电信集团市场部副总经理沈骏祥介绍,天通卫星不仅覆盖中国全境领土和领海,范围还延伸至东南亚、西太平洋等地区。未来,将持续深化卫星互联网与人工智能、量子等新技术融合,让卫星融入更多生活和行业场景。
天通一号卫星系统副总设计师王五兔透露,天通一号卫星下一代系统拟于2029年投入应用,将拓展新型业务,扩大市场规模。(完)
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