现代计算机:上半月版
現代計算機:上半月版
현대계산궤:상반월판
Modern Computer
2012年
7期
3-6
,共4页
卞东亮%陈长兴%彭沙沙%牛德智
卞東亮%陳長興%彭沙沙%牛德智
변동량%진장흥%팽사사%우덕지
BOC调制信号%频率检测%平方倍频检测法
BOC調製信號%頻率檢測%平方倍頻檢測法
BOC조제신호%빈솔검측%평방배빈검측법
BOC Modulation Signal%Frequency Detection%Square Multiplier Detection
通过对BOC信号机理的研究,提出用平方倍频检测法来检测BOC调制信号的载波频率,利用其相关性对解调出的BOC基带信号的副载波频率以及伪随机码速率进行检测.并通过MatLab模拟仿真BOC(1,1)信号来测试算法的有效性,结果表明该算法能有效地实现对BOC信号的载波频率、副载波频率和扩频码速率的检测。
通過對BOC信號機理的研究,提齣用平方倍頻檢測法來檢測BOC調製信號的載波頻率,利用其相關性對解調齣的BOC基帶信號的副載波頻率以及偽隨機碼速率進行檢測.併通過MatLab模擬倣真BOC(1,1)信號來測試算法的有效性,結果錶明該算法能有效地實現對BOC信號的載波頻率、副載波頻率和擴頻碼速率的檢測。
통과대BOC신호궤리적연구,제출용평방배빈검측법래검측BOC조제신호적재파빈솔,이용기상관성대해조출적BOC기대신호적부재파빈솔이급위수궤마속솔진행검측.병통과MatLab모의방진BOC(1,1)신호래측시산법적유효성,결과표명해산법능유효지실현대BOC신호적재파빈솔、부재파빈솔화확빈마속솔적검측。
Through the mechanism of the BOC signal, proposes a method named Square Multiplier Detection to detect carrier frequency of BOC modulated signal. Detests the subcarrier frequency and the pseudo-random code rate of BOC baseband signal by the correlation of BOC. With the BOC (1, 1) signal, the Matlab simulation tests the validity of the algorithm which can effectively achieve the detection results of BOC signal carrier frequency, subcarrier frequency and spread spectrum code rate.