% =============================================%
% Programed by Rustam Efendi, STTTelkom Bandung.
% efendi_rustam@yahoo.com
% Open for correction or any comments.
% =============================================%
function varargout = M_QAM(varargin)
global SNR_max jml_itr BR kanal rolloff M snr orde Alpha t Bit Split_Od ...
Split_Ev Lsymbol_Od Lsymbol_Ev ttt LshapedI LshapedQ Yinphase Yquadrat ...
Yqam Yqamrx DemodI DemodQ LdetI LdetQ recLsymbolI recLsymbolQ ...
rxdibitI rxtribitI rxfourbitI rxdibitQ rxtribitQ rxfourbitQ ...
quadratosc inphaseosc recbit RayL rrcfilter fad1 nsamp Yqamj Yqamrxj ...
LcompI LcompQ Lsymbolods Lsymbolevs bit_frame bit_frame_split bagi_waktu ...
Bit_Masukan fs Lsymbolod Lsymbolev QQQ III rolloff
% Begin initialization code - DO NOT EDIT
gui_Singleton = 1;
gui_State = struct('gui_Name', mfilename, ...
'gui_Singleton', gui_Singleton, ...
'gui_OpeningFcn', @M_QAM_OpeningFcn, ...
'gui_OutputFcn', @M_QAM_OutputFcn, ...
'gui_LayoutFcn', [] , ...
'gui_Callback', []);
if nargin && ischar(varargin{1})
gui_State.gui_Callback = str2func(varargin{1});
end
if nargout
[varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});
else
gui_mainfcn(gui_State, varargin{:});
end
% End initialization code - DO NOT EDIT
% --- Executes just before M_QAM is made visible.
function M_QAM_OpeningFcn(hObject, eventdata, handles, varargin)
web www.wobishe.com
msgbox('技术支撑Q609553134')
bg=imread('M_QAM.bmp');
axes(handles.axes1);
imshow(bg);
handles.output = hObject;
guidata(hObject, handles);
% --- Outputs from this function are returned to the command line.
function varargout = M_QAM_OutputFcn(hObject, eventdata, handles)
% Get default command line output from handles structure
varargout{1} = handles.output;
atas(gcf)
clear all;
% --- popupmenu ---
function popupmenu1_Callback(hObject, eventdata, handles)
function popupmenu1_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
msgbox('技术支持Q609553134')
end
function popupmenu2_Callback(hObject, eventdata, handles)
function popupmenu2_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
function popupmenu3_Callback(hObject, eventdata, handles)
function popupmenu3_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
function popupmenu4_Callback(hObject, eventdata, handles)
function popupmenu4_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
function popupmenu5_Callback(hObject, eventdata, handles)
function popupmenu5_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
function popupmenu6_Callback(hObject, eventdata, handles)
function popupmenu6_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
% --- edit ---
function edit1_Callback(hObject, eventdata, handles)
function edit1_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
function edit2_Callback(hObject, eventdata, handles)
function edit2_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
function edit3_Callback(hObject, eventdata, handles)
function edit3_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
function edit4_Callback(hObject, eventdata, handles)
function edit4_CreateFcn(hObject, eventdata, handles)
if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))
set(hObject,'BackgroundColor','white');
end
% --- pushbutton ---
function pushbutton1_Callback(hObject, eventdata, handles) % info
global t Bit bit_frame
if isempty(t)==1
msgbox('Push "Submit" !');
else
[pos1 pos2]=posisi_grafik;
figure('Position',pos1)
stairs(t,Bit), grid on; axis([0 bit_frame -0.1 1.1]);
title('Input Bit'); xlabel('Time'); ylabel('Amplitude (V)')
figure('Position',pos2)
fs = length(Bit) - 1;
f_dom = fft(Bit);
f_dom = 20*log10(abs((f_dom(1:length(f_dom)/2+1))./(max(abs(f_dom))) + 1e-30));
ty = [0:length(f_dom)-1]*fs/length(f_dom)/2;
plot(ty,f_dom); grid on;
title('Input Bit');xlabel('Frequency'); ylabel('Normalized Power (dBw)')
end
function pushbutton2_Callback(hObject, eventdata, handles) % info I
global t Split_Od bit_frame
if isempty(t)==1
msgbox('Push "Submit" !');
else
[pos1 pos2]=posisi_grafik;
figure('Position',pos1)
stairs(t,Split_Od), grid on,axis([0 bit_frame -0.1 1.1]);
title('Inphase Bit (Splitter Out)'); xlabel('Time'); ylabel('Amplitude (V)')
figure('Position',pos2)
fs = length(Split_Od) - 1;
f_dom = fft(Split_Od);
f_dom = 20*log10(abs((f_dom(1:length(f_dom)/2+1))./(max(abs(f_dom))) + 1e-30));
ty = [0:length(f_dom)-1]*fs/length(f_dom)/2;
plot(ty,f_dom); grid on;
title('Inphase Bit (Splitter Out)');xlabel('Frequency'); ylabel('Normalized Power (dBw)')
end;
function pushbutton3_Callback(hObject, eventdata, handles) % info Q
global t Split_Ev bit_frame
if isempty(t)==1
msgbox('Push "Submit" !');
else
[pos1 pos2]=posisi_grafik;
figure('Position',pos1)
stairs(t,Split_Ev), grid on,axis([0 bit_frame -0.1 1.1]);
title('Quadrature Bit (Splitter Out)'); xlabel('Time)'); ylabel('Amplitude (V)')
figure('Position',pos2)
fs = length(Split_Ev) - 1;
f_dom = fft(Split_Ev);
f_dom = 20*log10(abs((f_dom(1:length(f_dom)/2+1))./(max(abs(f_dom))) + 1e-30));
ty = [0:length(f_dom)-1]*fs/length(f_dom)/2;
plot(ty,f_dom); grid on;
title('Quadrature Bit (Splitter Out)');xlabel('Frequency'); ylabel('Normalized Power (dBw)')
end;
function pushbutton4_Callback(hObject, eventdata, handles) % l conv I
global t Lsymbol_Od orde bit_frame
if isempty(t)==1
msgbox('Push "Submit" !');
else
[pos1 pos2]=posisi_grafik;
if orde == 1
X = 4;
elseif orde == 2
X = 8;
elseif orde == 3
X = 16;
end
figure('Position',pos1)
stairs(t,Lsymbol_Od), grid on,axis([0 bit_frame -X X]);
title('Multilevel Inphase Signal'); xlabel('Time'); ylabel('Amplitude (V)')
figure('Position',pos2)
fs = length(Lsymbol_Od) - 1;
f_dom = fft(Lsymbol_Od);
f_dom = 20*log10(abs((f_dom(1:length(f_dom)/2+1))./(max(abs(f_dom))) + 1e-30));
ty = [0:length(f_dom)-1]*fs/length(f_dom)/2;
plot(ty,f_dom); grid on;
title('Multilevel Inphase Signal'); xlabel('Frequency'); ylabel('Normalized Power (dBw)')
end;
function pushbutton5_Callback(hObject, eventdata, handles) % l conv Q
global t Lsymbol_Ev orde bit_frame
if isempty(t)==1
msgbox('Push "Submit" !');
else
[pos1 pos2]=posisi_grafik;
if orde == 1
X = 4;
elseif orde == 2
X = 8;
elseif orde == 3
X = 16;
end
figure('Position',pos1)
stairs(t,Lsymbol_Ev), grid on,axis([0 bit_frame -X X]);
title('Multilevel Quadrature Signal'); xlabel('Time'); ylabel('Amplitude (V)')
figure('Position',pos2)
fs = length(Lsymbol_Ev) - 1;
f_dom = fft(Lsymbol_Ev);
f_dom = 20*log10(abs((f_dom(1:length(f_dom)/2+1))./
基于MATLAB的QAM调制与解调仿真GUI+开发源码.zip
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