The experiment using this program is introduced on "Interface" No.3, 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3月号で紹介しています.
Dependencies: DSProcessingIO mbed
DC_Cut_Coefficients.hpp@0:a5a171eda3f8, 2014-07-15 (annotated)
- Committer:
- CQpub0Mikami
- Date:
- Tue Jul 15 09:11:35 2014 +0000
- Revision:
- 0:a5a171eda3f8
- Child:
- 2:0b15cd2b79e3
1
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
CQpub0Mikami | 0:a5a171eda3f8 | 1 | //-------------------------------------------------------------- |
CQpub0Mikami | 0:a5a171eda3f8 | 2 | // Coefficients for IIR filter, Order = 2 |
CQpub0Mikami | 0:a5a171eda3f8 | 3 | //-------------------------------------------------------------- |
CQpub0Mikami | 0:a5a171eda3f8 | 4 | // Highpass filter |
CQpub0Mikami | 0:a5a171eda3f8 | 5 | // Butterworth filter |
CQpub0Mikami | 0:a5a171eda3f8 | 6 | // Sampling frequency: 10.00 kHz |
CQpub0Mikami | 0:a5a171eda3f8 | 7 | // Cutoff frequency: 0.05 kHz |
CQpub0Mikami | 0:a5a171eda3f8 | 8 | // Ripples in passband: 0.50 dB |
CQpub0Mikami | 0:a5a171eda3f8 | 9 | |
CQpub0Mikami | 0:a5a171eda3f8 | 10 | #include "Biquad.hpp" |
CQpub0Mikami | 0:a5a171eda3f8 | 11 | |
CQpub0Mikami | 0:a5a171eda3f8 | 12 | using namespace Mikami; |
CQpub0Mikami | 0:a5a171eda3f8 | 13 | |
CQpub0Mikami | 0:a5a171eda3f8 | 14 | const Biquad::Coefs c1_ = |
CQpub0Mikami | 0:a5a171eda3f8 | 15 | { 1.955578E+00f, -9.565437E-01f, -2.0f, 1.0f}; |
CQpub0Mikami | 0:a5a171eda3f8 | 16 | const float g0_ = 9.780305E-01f; |
CQpub0Mikami | 0:a5a171eda3f8 | 17 |