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全相位数字滤波 (The All Phase Digital
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2010-01-12
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本 文提出全相位DFT数字滤波器，全相位FIR滤波器及全相位FFr频谱分析.全相位数字滤波器它有良好的滤波
器频率特性，适用放频谱分析，多路复用和扩频通信中窄带干扰抑制等频域自适应滤波器.
关健词:全相位DFT滤波器;全相位FIR滤波器;全相位FFT频谱分析;
The All Phase Digital Filter
Wa ng Z ha oh ua H ou Z he ng xin S uF e i
(Sc ho olo f I n fo rm ati on E n gin ee rin g,T i a njin U niv ers ity ,Ti anjin,30 0072)
Ab st rac t:T hisp aperin troducesa a lp haseD Frd igitalfi lter,a lp haseF IRf iltera nda llph aseF FTf requencya nalysis.T his
al phase digital filters have good frequency performance. Whereas it is suited for the design of frequency domain adaptive filter
which can be applied to lots of fields such as frequency analysis, multiplex and suppressing narrow-band interference in PN
spread-spectrum systems.
Ke yw o rds: alp haseD Frf ilter;allph aseF IRfi lter,al lph aseF Frfr equencya nalysis
器频率特性，适用放频谱分析，多路复用和扩频通信中窄带干扰抑制等频域自适应滤波器.
关健词:全相位DFT滤波器;全相位FIR滤波器;全相位FFT频谱分析;
The All Phase Digital Filter
Wa ng Z ha oh ua H ou Z he ng xin S uF e i
(Sc ho olo f I n fo rm ati on E n gin ee rin g,T i a njin U niv ers ity ,Ti anjin,30 0072)
Ab st rac t:T hisp aperin troducesa a lp haseD Frd igitalfi lter,a lp haseF IRf iltera nda llph aseF FTf requencya nalysis.T his
al phase digital filters have good frequency performance. Whereas it is suited for the design of frequency domain adaptive filter
which can be applied to lots of fields such as frequency analysis, multiplex and suppressing narrow-band interference in PN
spread-spectrum systems.
Ke yw o rds: alp haseD Frf ilter;allph aseF IRfi lter,al lph aseF Frfr equencya nalysis
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