Dolph-Chebyshev Window Definition
Let
denote the desired window length. Then the zero-phase
Dolph-Chebyshev window is defined in the frequency domain by
[155]
![]() |
(4.48) |
where
![$ x_0>1$](http://www.dsprelated.com/josimages_new/sasp2/img547.png)
![]() |
(4.49) |
where
![$ \omega_c$](http://www.dsprelated.com/josimages_new/sasp2/img467.png)
![]() |
(4.50) |
Expanding
![$ W(\omega)$](http://www.dsprelated.com/josimages_new/sasp2/img246.png)
![]() |
(4.51) |
where
![$ M_h\isdef (M-1)/2$](http://www.dsprelated.com/josimages_new/sasp2/img551.png)
![$ w(n)$](http://www.dsprelated.com/josimages_new/sasp2/img460.png)
![$ M$](http://www.dsprelated.com/josimages_new/sasp2/img26.png)
Next Section:
Dolph-Chebyshev Window Main-Lobe Width
Previous Section:
Chebyshev Polynomials