sam_inverse.m

很多matlab的源代码

h0=figure('position',[10 10 800 500],...
    'name','采样信号的重建');
 
Fs_text=uicontrol('style','text',...
    'position',[650 450 100 20],...
    'string','采样频率（Hz）');

Fs_1=uicontrol('style','radiobutton',...
    'position',[650 440 50 20],...
    'string','5000',...
    'value',1,...
    'callback',[...
        'set(Fs_1,''value'',1),',...
        'set(Fs_2,''value'',0),',...
        'Fs=5000;',...
        'sam_inverse_sub;']);


Fs_2=uicontrol('style','radiobutton',...
    'position',[650 420 50 20],...
    'string','1000',...
    'value',0,...
    'callback',[...
    'set(Fs_1,''value'',0),',...
    'set(Fs_2,''value'',1),',...
    'Fs=1000;',...
    'sam_inverse_sub;']);

type_text=uicontrol('style','text',...
    'position',[650 380 100 20],...
    'string','内插方法');

type_1=uicontrol('style','radiobutton',...
    'position',[650 360 100 20],...
    'string','sinc函数',...
    'value',1,...
    'callback',[...
        'set(type_1,''value'',1),',...
        'set(type_2,''value'',0),',...
        'set(type_3,''value'',0),',...
        'set(type_4,''value'',0),',...
        'type=1;',...
        'sam_inverse_sub;']);

type_2=uicontrol('style','radiobutton',...
    'position',[650 340 100 20],...
    'string','零阶保持',...
    'value',0,...
    'callback',...
        ['set(type_1,''value'',0),',...
        'set(type_2,''value'',1),',...
        'set(type_3,''value'',0),',...
        'set(type_4,''value'',0),',...
        'type=2;',...
        'sam_inverse_sub;']);

type_3=uicontrol('style','radiobutton',...
    'position',[650 320 100 20],...
    'string','一阶保持',...
    'value',0,...
    'callback',[...
        'set(type_1,''value'',0),',...
        'set(type_2,''value'',0),',...
        'set(type_3,''value'',1),',...
        'set(type_4,''value'',0),',...
        'type=3;',...
        'sam_inverse_sub;']);

type_4=uicontrol('style','radiobutton',...
    'position',[650 300 100 20],...
    'string','三次样条内插',...
    'value',0,...
    'callback',[...
        'set(type_1,''value'',0),',...
        'set(type_2,''value'',0),',...
        'set(type_3,''value'',0),',...
        'set(type_4,''value'',1),',...
        'type=4;',...
        'sam_inverse_sub;']);

Hc_close=uicontrol(gcf,'style','push',...
   'position',[650 80 80 25],...
   'string','Close',...
   'Callback','close');

Fs=5000;
type=1;
sam_inverse_sub;