New high-accuracy spacecraft VLBI tracking using high data-rate signal： A demonstration with Chang＇

• 作 者: ZHOU Huan XU DeZhen CHEN ShaoW
• 机 构: BeijingInstituteofTrackingandTelecommunicationsTechnology
• 出 处: 中国科学：技术科学英文版
• 发表日期: 2016年4期
• 关键词: 航天器导航 信号跟踪 VLBI 高精度 数据率 示范 位置跟踪 相位延迟 spacecraft VLBI tracking high data-rate si
• 基金项目: supported by the Key Techniques Research Program of China’s Lunar Exploration(Grant No.TY3Q20100009)

As the scientific data volume in deep-space exploration rapidly grows,spacecraft heavily relies on high data-rate signals that span several megahertz to transmit data back to Earth.Employing high data-rate signals for high-accuracy radiometric interferome