搜索资源列表
zhixianfangcheng
- 输入平面上直线上采样的两个点坐标,求解直线方程。可方便得到一次方程-importation plane straight on the two sampling points coordinates and solving linear equations. Linear equation can be convenient
example4_6
- :滤波 fs=400 采样频率,必须大于两倍基带信号最高频率 ts=1/fs 采样时间间隔 T=5 时间窗大小 t=0:ts:T -hf1=zeros(1,N) hf1(f<=B1&f>=-B1)=1 y1=hf1.*fftshift(y) figure subplot(211) plot(f,abs(fftshift(y))/N,f,hf1, r-- ) axis([-fs/2,fs/2,0,1.2]) title( 原信号
example4_4
- 例4:在sinc(t)信号中叠加噪声,分析对应频谱 fs=100 采样频率,必须大于两倍基带信号最高频率 ts=1/fs 采样时间间隔 T=2 时间窗大小 - x=x+0.1*randn(1,N) x=awgn(x,-10, measured ) figure plot(t,x) title( 时域信号图 ) xlabel( t /s ) y=fft(x,N) figure if mod(N,2)~=0
data-acquisition-software-in-Delphi
- 用Delphi编写的数据采集软件,使用的是24位AD、8个通道,而且可以任意时候关闭和显示某个通道。将采集到的数据转化进制,并跟参考电压计算后,显示出实际采样的电压值。-With data acquisition software written in Delphi, using a 24-bit AD, 8 channels, but also can close any time and display a channel. The collected data into binary, a
ic5.rar
- AD8200芯片,是用以电流采集反馈的,精度值非常高,可以双向采样,价钱便宜,AD8200 chip, is used to the current collecting feedback, very high accuracy, can be two-way sampling, cheap
Delphi_CaiJi
- 一个数据采集卡程序,可设计采样频率,通道数,增益,存储数据图,保存数据图-a DAQ program