卫星测控射频链路安全防护能力分析与设计Analysis and Design of Security Protection Capability of Satellite TT&C RF Link
李文东,张莎莎,赵鹏飞,张涛
摘要(Abstract):
针对当前卫星测控射频链路面临的安全威胁,文章分析了不同测控体制的抗干扰能力,提出一种兼容直扩/扩跳频等多种体制的测控系统方案,采用多体制融合设计及基于窗函数的频域抗干扰算法,并在射频接收通道增加限幅器设计,在某遥感卫星的测控系统中应用,经过工程试验表明:此测控系统方案具备较高抗干扰能力和抗毁伤能力,可为其他有高抗干扰能力需求的卫星测控系统设计提供借鉴。
关键词(KeyWords): 卫星;测控链路;安全防护;抗干扰;高功率微波;扩跳频
基金项目(Foundation):
作者(Author): 李文东,张莎莎,赵鹏飞,张涛
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