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function varargout = irrdf(varargin) % IRRDF M-file for irrdf.fig % IRRDF, by itself, creates a new IRRDF or raises the existing % singleton*. % % H = IRRDF returns the handle to a

% script that generates the figure 3.4 of Carrier modulation chapter snrindB=0:0.25:18; for i=1:length(snrindB), snr=10^(0.1*snrindB(i)); P2(i)=Qfunct(sqrt(2*snr)); P4(i)=2*Qfunct(sqrt(4*sn

function T=phispan(x,phitype,dilation,uo,a,bord1,bord2,Family,par); % USAGE T=phispan(x,phitype,dilation,uo,a,bord1,bord2) % % This function returns a matrix Tij that contains elements % \phi_

****************************************************************************** * FILE: c25cxrad2.mac --> macro file for radix 2 fft's based on 320c5x * *

%升余弦滚降系统 global dt t df N close all N=2^13; %采样点数 L=32; %每码元的采样点数 M=N/L %码元数 Rb=2; %码速率是2Mb/s Ts=1/Rb; %码元间隔 dt=Ts/L; %时域采样间隔 df=1/(N*dt) %频域采样间隔 T=N*dt %

% 理想低通滤波器系统 global dt t df N%定义全局变量 N=2^13; %采样点数 L=32; %每码元的采样点数 M=N/L %码元数 Rb=2; %码速率是2 b/s Ts=1/Rb; %码元间隔 dt=Ts/L; %时域采样间隔 df=1/(N*dt) %频域采样间隔 T=N*dt %截短时间

%部分响应系统 global dt t df N N=2^13; %采样点数 L=32; %每码元的采样点数 M=N/L %码元数 Rb=2; %码速率是2Mb/s Ts=1/Rb; %码元间隔 dt=Ts/L; %时域采样间隔 df=1/(N*dt) %频域采样间隔 T=N*dt %截短时间 Bs=N*df/2

%---------------------------------------------------------------------------- % exa060603.m, for example 6.6.3; % To design IIR Butteworth bandstop DF by analog-lowpass, %通过模拟低通滤波器直接设计巴特沃斯阻带数字滤波器

/* pizza.c -- uses defined constants in a pizza context */ #include #define PI 3.14159 int main(void) { float area, circum, radius; printf("What is the radius of your pizza?\

#include"math.h" #define IIRNUMBER 2 #define SIGNAL1F 1000 #define SIGNAL2F 4500 #define SAMPLEF 10000 #define PI 3.1415926 float InputWave(); float IIR(); float fBn[IIRNUMBER]={ 0.0,0.