CQpub0 Mikami
The experiment using this program is introduced on "Interface" No.2, CQ publishing Co.,Ltd, 2015. 本プログラムを使った実験は，CQ出版社のインターフェース 2015年2月号で紹介しています．
Dependencies: DSProcessingIO mbed
Diff: IIR_Coefficients.hpp
- Revision:
- 0:398107c96b1b
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/IIR_Coefficients.hpp Tue Jul 15 08:58:36 2014 +0000
@@ -0,0 +1,22 @@
+//--------------------------------------------------------------
+// Coefficients for IIR filter, Order = 6
+//--------------------------------------------------------------
+// Lowpass filter
+// Elliptic character
+// Sampling frequency: 10.00 kHz
+// Cutoff frequency: 0.50 kHz
+// Ripples in passband: 0.50 dB
+// Attenuation in stopband: 40.00 dB
+
+#include "Biquad.hpp"
+
+using namespace Mikami;
+
+const int ORDER_ = 6;
+
+const Biquad::Coefs ck_[ORDER_/2] = {
+ { 1.755914E+00f, -7.841154E-01f, -1.200026E+00f, 1.0f},
+ { 1.834544E+00f, -9.093489E-01f, -1.822074E+00f, 1.0f},
+ { 1.881858E+00f, -9.801108E-01f, -1.872779E+00f, 1.0f}};
+
+const float g0_ = 1.080597E-02f;