[发明专利]一种多滤波器组及利用其进行滤波的方法

摘要

本发明提供了一种多滤波器组及利用多滤波器组进行滤波的方法。所述多滤波器组包括矩阵低通滤波器P(ω)和矩阵高通滤波器Q(ω)，并且，k＝0,1,…,9。该多滤波器组同时具有平衡性和对称性，和较佳的时频分辨性能，还具有正交性、紧支撑性、高消失矩。

主权项

一种多滤波器组，其特征在于，所述多滤波器组包括矩阵低通滤波器P(ω)和矩阵高通滤波器Q(ω)，并且，k＝0,1,…，9，其中，P0=0.00026917098525-0.00087250062827-0.000023245834280.00007534989329,]]>P1=0.001046508602730.00339219107330-0.00009037736936-0.00029295249438,]]>P2=0.01380315585937-0.09216178454589-0.004845523705690.01980166518369,]]>P3=0.091987776571440.48253548208208-0.01232017469618-0.05585680362892,]]>P4=0.482535482082080.091987776571440.061018525663270.49253353698856,]]>P5=-0.092161784545890.013803155859370.492533536988560.06101852566327,]]>P6=0.003392191073300.00104650860273-0.05585680362892-0.01232017469618,]]>P7=-0.000872500628270.000269170985250.01980166518369-0.00484552370569,]]>P8=00-0.00029295249438-0.00009037736936,]]>P9=000.00007534989329-0.00002324583428;]]>Q0=0.00053981677565-0.001749781743620.00002324583428-0.00007534989329,]]>Q1=0.002098751093410.006802968179720.000090377369360.00029295249438,]]>Q2=0.01797005378070-0.153348067659520.00013609643127-0.00453635621344,]]>Q3=0.032292382340090.47440975019966-0.00598958536926-0.00349311904388,]]>Q4=-0.47440975019966-0.032292382340090.18612947402158-0.46399034971619,]]>Q5=0.15334806765952-0.017970053780700.46399034971619-0.18612947402158,]]>Q6=-0.00680296817972-0.002098751093410.003493119043880.00598958536926,]]>Q7=0.00174978174362-0.000539816775650.00453635621344-0.00013609643127,]]>Q8=00-0.00029295249438-0.00009037736936,]]>Q9=000.00007534989329-0.00002324583428.]]>