t2d.csv

我自己改写的Remez,FIR滤波器参数计算程序

Frequency, Amplitude, Amp_dB
0.000000e+000, 9.995510e-001, -3.900406e-003
1.956947e-003, 9.995524e-001, -3.888247e-003
3.913894e-003, 9.995566e-001, -3.851840e-003
5.870841e-003, 9.995636e-001, -3.791392e-003
7.827789e-003, 9.995733e-001, -3.707249e-003
9.784736e-003, 9.995856e-001, -3.599893e-003
1.174168e-002, 9.996006e-001, -3.469942e-003
1.369863e-002, 9.996181e-001, -3.318143e-003
1.565558e-002, 9.996379e-001, -3.145374e-003
1.761252e-002, 9.996601e-001, -2.952638e-003
1.956947e-002, 9.996845e-001, -2.741059e-003
2.152642e-002, 9.997109e-001, -2.511876e-003
2.348337e-002, 9.997391e-001, -2.266441e-003
2.544031e-002, 9.997691e-001, -2.006210e-003
2.739726e-002, 9.998005e-001, -1.732739e-003
2.935421e-002, 9.998333e-001, -1.447675e-003
3.131115e-002, 9.998673e-001, -1.152748e-003
3.326810e-002, 9.999022e-001, -8.497663e-004
3.522505e-002, 9.999378e-001, -5.406052e-004
3.718200e-002, 9.999738e-001, -2.271978e-004
3.913894e-002, 1.000010e+000, 8.847332e-005
4.109589e-002, 1.000047e+000, 4.043873e-004
4.305284e-002, 1.000083e+000, 7.184952e-004
4.500978e-002, 1.000118e+000, 1.028731e-003
4.696673e-002, 1.000153e+000, 1.333023e-003
4.892368e-002, 1.000188e+000, 1.629306e-003
5.088063e-002, 1.000221e+000, 1.915534e-003
5.283757e-002, 1.000252e+000, 2.189692e-003
5.479452e-002, 1.000282e+000, 2.449809e-003
5.675147e-002, 1.000310e+000, 2.693969e-003
5.870841e-002, 1.000336e+000, 2.920330e-003
6.066536e-002, 1.000360e+000, 3.127131e-003
6.262231e-002, 1.000381e+000, 3.312709e-003
6.457926e-002, 1.000400e+000, 3.475510e-003
6.653620e-002, 1.000416e+000, 3.614104e-003
6.849315e-002, 1.000429e+000, 3.727198e-003
7.045010e-002, 1.000439e+000, 3.813647e-003
7.240705e-002, 1.000446e+000, 3.872467e-003
7.436399e-002, 1.000449e+000, 3.902850e-003
7.632094e-002, 1.000450e+000, 3.904169e-003
7.827789e-002, 1.000446e+000, 3.875994e-003
8.023483e-002, 1.000440e+000, 3.818100e-003
8.219178e-002, 1.000430e+000, 3.730476e-003
8.414873e-002, 1.000416e+000, 3.613333e-003
8.610568e-002, 1.000399e+000, 3.467111e-003
8.806262e-002, 1.000379e+000, 3.292482e-003
9.001957e-002, 1.000356e+000, 3.090362e-003
9.197652e-002, 1.000330e+000, 2.861904e-003
9.393346e-002, 1.000300e+000, 2.608507e-003
9.589041e-002, 1.000268e+000, 2.331810e-003
9.784736e-002, 1.000234e+000, 2.033694e-003
9.980431e-002, 1.000198e+000, 1.716277e-003
1.017613e-001, 1.000159e+000, 1.381906e-003
1.037182e-001, 1.000119e+000, 1.033150e-003
1.056751e-001, 1.000077e+000, 6.727895e-004
1.076321e-001, 1.000035e+000, 3.038050e-004
1.095890e-001, 9.999919e-001, -7.064004e-005
1.115460e-001, 9.999485e-001, -4.472155e-004
1.135029e-001, 9.999053e-001, -8.224449e-004
1.154599e-001, 9.998627e-001, -1.192728e-003
1.174168e-001, 9.998211e-001, -1.554365e-003
1.193738e-001, 9.997809e-001, -1.903586e-003
1.213307e-001, 9.997425e-001, -2.236580e-003
1.232877e-001, 9.997065e-001, -2.549528e-003
1.252446e-001, 9.996732e-001, -2.838638e-003
1.272016e-001, 9.996431e-001, -3.100185e-003
1.291585e-001, 9.996166e-001, -3.330550e-003
1.311155e-001, 9.995941e-001, -3.526264e-003
1.330724e-001, 9.995759e-001, -3.684051e-003
1.350294e-001, 9.995625e-001, -3.800880e-003
1.369863e-001, 9.995541e-001, -3.874011e-003
1.389432e-001, 9.995510e-001, -3.901050e-003
1.409002e-001, 9.995534e-001, -3.880000e-003
1.428571e-001, 9.995615e-001, -3.809318e-003
1.448141e-001, 9.995755e-001, -3.687972e-003
1.467710e-001, 9.995953e-001, -3.515498e-003
1.487280e-001, 9.996211e-001, -3.292062e-003
1.506849e-001, 9.996525e-001, -3.018517e-003
1.526419e-001, 9.996896e-001, -2.696469e-003
1.545988e-001, 9.997320e-001, -2.328330e-003
1.565558e-001, 9.997793e-001, -1.917388e-003
1.585127e-001, 9.998310e-001, -1.467863e-003
1.604697e-001, 9.998866e-001, -9.849687e-004
1.624266e-001, 9.999453e-001, -4.749745e-004
1.643836e-001, 1.000006e+000, 5.473822e-005
1.663405e-001, 1.000069e+000, 5.956171e-004
1.682975e-001, 1.000131e+000, 1.137883e-003
1.702544e-001, 1.000192e+000, 1.670477e-003
1.722114e-001, 1.000251e+000, 2.181005e-003
1.741683e-001, 1.000306e+000, 2.655692e-003
1.761252e-001, 1.000355e+000, 3.079337e-003
1.780822e-001, 1.000396e+000, 3.435262e-003
1.800391e-001, 1.000427e+000, 3.705278e-003
1.819961e-001, 1.000446e+000, 3.869647e-003
1.839530e-001, 1.000450e+000, 3.907045e-003
1.859100e-001, 1.000437e+000, 3.794537e-003
1.878669e-001, 1.000404e+000, 3.507550e-003
1.898239e-001, 1.000348e+000, 3.019848e-003
1.917808e-001, 1.000265e+000, 2.303520e-003
1.937378e-001, 1.000153e+000, 1.328964e-003
1.956947e-001, 1.000007e+000, 6.487921e-005
1.976517e-001, 9.998248e-001, -1.521738e-003
1.996086e-001, 9.996011e-001, -3.465593e-003
2.015656e-001, 9.993321e-001, -5.803091e-003
2.035225e-001, 9.990136e-001, -8.572325e-003
2.054795e-001, 9.986409e-001, -1.181306e-002
2.074364e-001, 9.982094e-001, -1.556673e-002
2.093933e-001, 9.977143e-001, -1.987640e-002
2.113503e-001, 9.971504e-001, -2.478674e-002
2.133072e-001, 9.965126e-001, -3.034401e-002
2.152642e-001, 9.957956e-001, -3.659601e-002
2.172211e-001, 9.949938e-001, -4.359208e-002
2.191781e-001, 9.941018e-001, -5.138300e-002
2.211350e-001, 9.931136e-001, -6.002100e-002
2.230920e-001, 9.920236e-001, -6.955971e-002
2.250489e-001, 9.908258e-001, -8.005409e-002
2.270059e-001, 9.895141e-001, -9.156038e-002
2.289628e-001, 9.880825e-001, -1.041361e-001
2.309198e-001, 9.865248e-001, -1.178399e-001
2.328767e-001, 9.848349e-001, -1.327317e-001
2.348337e-001, 9.830065e-001, -1.488723e-001
2.367906e-001, 9.810335e-001, -1.663236e-001
2.387476e-001, 9.789095e-001, -1.851487e-001
2.407045e-001, 9.766286e-001, -2.054113e-001
2.426614e-001, 9.741844e-001, -2.271762e-001
2.446184e-001, 9.715710e-001, -2.505087e-001
2.465753e-001, 9.687824e-001, -2.754753e-001
2.485323e-001, 9.658126e-001, -3.021429e-001
2.504892e-001, 9.626558e-001, -3.305791e-001
2.524462e-001, 9.593065e-001, -3.608521e-001
2.544031e-001, 9.557591e-001, -3.930307e-001
2.563601e-001, 9.520084e-001, -4.271843e-001
2.583170e-001, 9.480492e-001, -4.633825e-001
2.602740e-001, 9.438766e-001, -5.016955e-001
2.622309e-001, 9.394860e-001, -5.421940e-001
2.641879e-001, 9.348729e-001, -5.849488e-001
2.661448e-001, 9.300332e-001, -6.300310e-001
2.681018e-001, 9.249631e-001, -6.775123e-001
2.700587e-001, 9.196589e-001, -7.274643e-001
2.720157e-001, 9.141176e-001, -7.799590e-001
2.739726e-001, 9.083361e-001, -8.350685e-001
2.759295e-001, 9.023120e-001, -8.928652e-001
2.778865e-001, 8.960432e-001, -9.534215e-001
2.798434e-001, 8.895277e-001, -1.016810e+000
2.818004e-001, 8.827644e-001, -1.083104e+000
2.837573e-001, 8.757522e-001, -1.152375e+000
2.857143e-001, 8.684906e-001, -1.224697e+000
2.876712e-001, 8.609795e-001, -1.300143e+000
2.896282e-001, 8.532193e-001, -1.378787e+000
2.915851e-001, 8.452107e-001, -1.460700e+000
2.935421e-001, 8.369550e-001, -1.545958e+000
2.954990e-001, 8.284540e-001, -1.634632e+000
2.974560e-001, 8.197097e-001, -1.726798e+000
2.994129e-001, 8.107250e-001, -1.822529e+000
3.013699e-001, 8.015028e-001, -1.921899e+000
3.033268e-001, 7.920469e-001, -2.024982e+000
3.052838e-001, 7.823613e-001, -2.131852e+000
3.072407e-001, 7.724506e-001, -2.242585e+000
3.091977e-001, 7.623199e-001, -2.357255e+000
3.111546e-001, 7.519745e-001, -2.475938e+000
3.131115e-001, 7.414205e-001, -2.598708e+000
3.150685e-001, 7.306642e-001, -2.725643e+000
3.170254e-001, 7.197126e-001, -2.856818e+000
3.189824e-001, 7.085728e-001, -2.992311e+000
3.209393e-001, 6.972525e-001, -3.132199e+000
3.228963e-001, 6.857599e-001, -3.276559e+000
3.248532e-001, 6.741033e-001, -3.425471e+000
3.268102e-001, 6.622918e-001, -3.579013e+000
3.287671e-001, 6.503343e-001, -3.737266e+000
3.307241e-001, 6.382406e-001, -3.900311e+000
3.326810e-001, 6.260205e-001, -4.068230e+000
3.346380e-001, 6.136840e-001, -4.241104e+000
3.365949e-001, 6.012417e-001, -4.419018e+000
3.385519e-001, 5.887042e-001, -4.602057e+000
3.405088e-001, 5.760825e-001, -4.790307e+000
3.424658e-001, 5.633876e-001, -4.983855e+000
3.444227e-001, 5.506309e-001, -5.182789e+000
3.463796e-001, 5.378237e-001, -5.387201e+000
3.483366e-001, 5.249778e-001, -5.597181e+000
3.502935e-001, 5.121048e-001, -5.812823e+000
3.522505e-001, 4.992164e-001, -6.034223e+000
3.542074e-001, 4.863245e-001, -6.261477e+000
3.561644e-001, 4.734408e-001, -6.494686e+000
3.581213e-001, 4.605773e-001, -6.733949e+000
3.600783e-001, 4.477457e-001, -6.979372e+000
3.620352e-001, 4.349577e-001, -7.231060e+000
3.639922e-001, 4.222249e-001, -7.489123e+000
3.659491e-001, 4.095590e-001, -7.753671e+000
3.679061e-001, 3.969712e-001, -8.024820e+000
3.698630e-001, 3.844728e-001, -8.302688e+000
3.718200e-001, 3.720748e-001, -8.587395e+000
3.737769e-001, 3.597880e-001, -8.879068e+000
3.757339e-001, 3.476229e-001, -9.177834e+000
3.776908e-001, 3.355898e-001, -9.483826e+000
3.796477e-001, 3.236987e-001, -9.797181e+000
3.816047e-001, 3.119593e-001, -1.011804e+001
3.835616e-001, 3.003809e-001, -1.044655e+001
3.855186e-001, 2.889725e-001, -1.078287e+001
3.874755e-001, 2.777427e-001, -1.112715e+001
3.894325e-001, 2.666997e-001, -1.147955e+001
3.913894e-001, 2.558514e-001, -1.184025e+001
3.933464e-001, 2.452050e-001, -1.220941e+001
3.953033e-001, 2.347677e-001, -1.258723e+001
3.972603e-001, 2.245458e-001, -1.297390e+001
3.992172e-001, 2.145455e-001, -1.336961e+001
4.011742e-001, 2.047723e-001, -1.377458e+001
4.031311e-001, 1.952312e-001, -1.418901e+001
4.050881e-001, 1.859270e-001, -1.461315e+001
4.070450e-001, 1.768636e-001, -1.504723e+001
4.090020e-001, 1.680449e-001, -1.549150e+001
4.109589e-001, 1.594738e-001, -1.594622e+001
4.129159e-001, 1.511530e-001, -1.641167e+001
4.148728e-001, 1.430847e-001, -1.688814e+001
4.168297e-001, 1.352705e-001, -1.737594e+001
4.187867e-001, 1.277115e-001, -1.787540e+001
4.207436e-001, 1.204085e-001, -1.838685e+001
4.227006e-001, 1.133617e-001, -1.891067e+001
4.246575e-001, 1.065707e-001, -1.944724e+001
4.266145e-001, 1.000349e-001, -1.999697e+001
4.285714e-001, 9.375307e-002, -2.056029e+001
4.305284e-001, 8.772356e-002, -2.113767e+001
4.324853e-001, 8.194435e-002, -2.172962e+001
4.344423e-001, 7.641299e-002, -2.233666e+001
4.363992e-001, 7.112661e-002, -2.295936e+001
4.383562e-001, 6.608200e-002, -2.359834e+001
4.403131e-001, 6.127555e-002, -2.425426e+001
4.422701e-001, 5.670331e-002, -2.492783e+001
4.442270e-001, 5.236103e-002, -2.561984e+001
4.461840e-001, 4.824412e-002, -2.633111e+001
4.481409e-001, 4.434770e-002, -2.706258e+001
4.500978e-001, 4.066666e-002, -2.781523e+001
4.520548e-001, 3.719558e-002, -2.859017e+001
4.540117e-001, 3.392888e-002, -2.938861e+001
4.559687e-001, 3.086072e-002, -3.021188e+001
4.579256e-001, 2.798510e-002, -3.106146e+001
4.598826e-001, 2.529586e-002, -3.193901e+001
4.618395e-001, 2.278668e-002, -3.284638e+001
4.637965e-001, 2.045114e-002, -3.378565e+001
4.657534e-001, 1.828272e-002, -3.475919e+001
4.677104e-001, 1.627479e-002, -3.576969e+001
4.696673e-001, 1.442071e-002, -3.682027e+001
4.716243e-001, 1.271377e-002, -3.791451e+001
4.735812e-001, 1.114727e-002, -3.905663e+001
4.755382e-001, 9.714478e-003, -4.025161e+001
4.774951e-001, 8.408723e-003, -4.150540e+001
4.794521e-001, 7.223354e-003, -4.282522e+001
4.814090e-001, 6.151782e-003, -4.421998e+001
4.833659e-001, 5.187497e-003, -4.570084e+001
4.853229e-001, 4.324078e-003, -4.728213e+001
4.872798e-001, 3.555214e-003, -4.898269e+001
4.892368e-001, 2.874716e-003, -5.082810e+001
4.911937e-001, 2.276532e-003, -5.285452e+001
4.931507e-001, 1.754759e-003, -5.511565e+001
4.951076e-001, 1.303652e-003, -5.769676e+001
4.970646e-001, 9.176432e-004, -6.074652e+001
4.990215e-001, 5.913421e-004, -6.456322e+001