1) spectrum monitoring in low altitude
空中频谱监测
2) spectrum monitoring
频谱监测
1.
The design of a frontend circuit in the shortwave noise spectrum monitoring system is made by utilizing superheterodyne reception and direct digtal synthesis techniques.
利用超外差式接收和直接数字合成(DDS)技术设计了高频地波雷达频谱监测系统的前端电路。
3) frequency spectrum monitor
频谱监测
1.
This article proposes one practice case for a satellite frequency spectrum monitor system.
提出了一种卫星频谱监测系统的实践案例。
2.
By changing the working mode of the frequency spectrum monitor(FSM),the radar can run in the frequency segment with lower noise disturbances,and the ambient noise data obtained by FSM ca.
该方案通过灵活设计频谱监测部件的工作方式,不但能使雷达工作在干扰较低的频段,而且还可充分利用频谱监测所得的外界噪声数据。
4) real-time frequency spectrum monitoring(RTFSM)
实时频谱监测(RTFSM)
5) spectrum hole detection
频谱空穴检测
1.
This paper proposes a new spectrum hole detection scheme based on the cyclic-statistic according to the cyclostationarity of the primary user signal.
频谱空穴检测是认知无线电研究的关键技术。
补充资料：空中
①天空中。②指通过无线电信号传播而形成的：～信箱ㄧ～书场。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条