电子学报
電子學報
전자학보
ACTA ELECTRONICA SINICA
2015年
1期
13-17
,共5页
汪勃%谌明%梁光明%敖宇
汪勃%諶明%樑光明%敖宇
왕발%심명%량광명%오우
扩频%频域%干扰抑制%门限
擴頻%頻域%榦擾抑製%門限
확빈%빈역%간우억제%문한
spread spectrum%frequency domain%interference suppression%threshold
传统的双门限窄带干扰抑制算法存在不能自适应处理大信噪比动态范围接收信号的问题。作者在双门限算法的基础上，提出了自适应三门限窄带干扰抑制算法的基本思想，并结合系统参数研究了门限系数选取方法、干扰检测与抑制方法。仿真结果表明该算法具有优良的抗干扰性能。
傳統的雙門限窄帶榦擾抑製算法存在不能自適應處理大信譟比動態範圍接收信號的問題。作者在雙門限算法的基礎上，提齣瞭自適應三門限窄帶榦擾抑製算法的基本思想，併結閤繫統參數研究瞭門限繫數選取方法、榦擾檢測與抑製方法。倣真結果錶明該算法具有優良的抗榦擾性能。
전통적쌍문한착대간우억제산법존재불능자괄응처리대신조비동태범위접수신호적문제。작자재쌍문한산법적기출상，제출료자괄응삼문한착대간우억제산법적기본사상，병결합계통삼수연구료문한계수선취방법、간우검측여억제방법。방진결과표명해산법구유우량적항간우성능。
Traditional dual threshold narrowband interference suppression algorithm cannot adaptively process received signal with large SNR dynamic range .Based on dual threshold algorithm ,the basic idea of adaptive tri-threshold narrowband interference suppression algorithm was proposed .Combining system parameters ,threshold coefficient selection method ,interference detection and suppression method were studied .Simulation results show that this algorithm has excellent anti-jamming performance .
