FilterOfOrder             package:signal             R Documentation

_F_i_l_t_e_r _o_f _g_i_v_e_n _o_r_d_e_r _a_n_d _s_p_e_c_i_f_i_c_a_t_i_o_n_s.

_D_e_s_c_r_i_p_t_i_o_n:

     IIR filter specifications, including order, frequency cutoff,
     type, and possibly others.

_U_s_a_g_e:

     FilterOfOrder(n, Wc, type, ...)

_A_r_g_u_m_e_n_t_s:

       n: filter order 

      Wc: cutoff frequency 

    type: filter type, normally one of "low", "high", "stop", or "pass" 

     ...: other filter description characteristics, possibly including
          'Rp' for dB of pass band ripple or 'Rs' for dB of stop band
          ripple, depending on filter type (Chebyshev, etc.). 

_D_e_t_a_i_l_s:

     The filter is

_V_a_l_u_e:

     A list of class 'FilterOfOrder' with the following elements
     (repeats of the input arguments): 

       n: filter order 

      Wc: cutoff frequency 

    type: filter type, normally one of "low", "high", "stop", or "pass" 

     ...: other filter description characteristics, possibly including
          'Rp' for dB of pass band ripple or 'Rs' for dB of stop band
          ripple, depending on filter type (Chebyshev, etc.). 

_A_u_t_h_o_r(_s):

     Tom Short

_R_e_f_e_r_e_n_c_e_s:

     Octave Forge <URL: http://octave.sf.net>

_S_e_e _A_l_s_o:

     'filter', 'butter' and 'buttord' 'cheby1' and 'cheb1ord', and
     'ellip' and 'ellipord'

