数字通信世界
數字通信世界
수자통신세계
Digital communication World
2015年
10期
155-155,159
,共2页
导航定位%射频干扰%双模卫星导航接收机
導航定位%射頻榦擾%雙模衛星導航接收機
도항정위%사빈간우%쌍모위성도항접수궤
navigation and positioning%RF interference%dual-mode satellite navigation receiver
卫星导航定位技术在现在战争中发挥了重要作用,但导航信号极其微弱,容易受到潜在的无意干扰和有意地干扰。通过以双模卫星导航接收机为例,根据有意地射频干扰信号,着重研究射频干扰对双模卫星导航接收机干扰的机理、信号跟踪的影响及干扰效果,并进一步论述双模卫星导航接收机的抗干扰能力。
衛星導航定位技術在現在戰爭中髮揮瞭重要作用,但導航信號極其微弱,容易受到潛在的無意榦擾和有意地榦擾。通過以雙模衛星導航接收機為例,根據有意地射頻榦擾信號,著重研究射頻榦擾對雙模衛星導航接收機榦擾的機理、信號跟蹤的影響及榦擾效果,併進一步論述雙模衛星導航接收機的抗榦擾能力。
위성도항정위기술재현재전쟁중발휘료중요작용,단도항신호겁기미약,용역수도잠재적무의간우화유의지간우。통과이쌍모위성도항접수궤위례,근거유의지사빈간우신호,착중연구사빈간우대쌍모위성도항접수궤간우적궤리、신호근종적영향급간우효과,병진일보논술쌍모위성도항접수궤적항간우능력。
Satellite navigation technology plays an important role in modern war,but the GNSS signals are easily subject to intentional and malicious interference because they are extremely weak.According to the malicious RF interference,the interfering principle ,signal tracking effect and the interfering effect analysis of the dual-mode satellite navigation receiver are analyzed,and the anti-interference ability of the dual-mode satellite navigation receiver is made further discussion.