对空时分组码（STBC）的性能仿真,用matlab，本科毕业设计可用，已调通。

h0 = figure('Units','points', ... 'Color',[0.8 0.8 0.8], ... 'Colormap','default', ... 'FileName','start.m', ... 'MenuBar','none', ... 'Name','Space-Time Block Coding ', ... 'NumberTitle','off', ... 'PaperPosition',[18 180 576 432], ... 'PaperUnits','points', ... 'Position',[230 150 275.25 350.5], ... 'Resize','off', ... 'Tag','UIFigure', ... 'ToolBar','none'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[18.75 317.5 93.75 18.75], ... 'String','Frame Length (Symbols)', ... 'Style','text', ... 'ToolTipString','This is the length of the frame in symbols', ... 'ForegroundColor','b', ... 'Tag','StaticText1'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[1 1 1], ... 'Callback','ui_check_params', ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[150.75 317.5 93.75 18.75], ... 'String','130', ... 'Style','edit', ... 'Tag','FrmLen'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[18.75 287.5 93.75 18.75], ... 'String','Number of Packets', ... 'Style','text', ... 'ToolTipString','This is the number of packets to be transmitted', ... 'ForegroundColor','b', ... 'Tag','StaticText1'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[1 1 1], ... 'Callback','ui_check_params', ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[150.75 287.5 93.75 18.75], ... 'String','100', ... 'Style','edit', ... 'Tag','NumofPkt'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'FontSize',9, ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[18.75 257.5 93.75 18.75], ... 'String','Modulation', ... 'Style','text', ... 'ForegroundColor','b', ... 'ToolTipString','Type of modulation is selectable.', ... 'Tag','StaticText1'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'ListboxTop',0, ... 'Position',[150.75 257.5 93.75 18.75], ... 'String',['BPSK ';'QPSK ';'8PSK ';'16QAM';], ... 'Style','popupmenu', ... 'Tag','Modulation', ... 'Value',1); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[18.75 227.5 93.75 18.75], ... 'String','Channel Model', ... 'Style','text', ... 'ToolTipString','This is the number of packets to be transmitted', ... 'ForegroundColor','b', ... 'Tag','StaticText1'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[18.75 207.5 93.75 18.75], ... 'String','AWGN', ... 'Style','checkbox', ... 'Tag','AWGN ', ... 'Value',1); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[78.75 207.5 93.75 18.75], ... 'String','Rayleigh', ... 'Style','checkbox', ... 'Tag','Rayleigh'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[18.75 187.5 203.75 18.75], ... 'String','Transmit Antenna Diversity', ... 'Style','text', ... 'ForegroundColor','b', ... 'ToolTipString','STBC not coded for 1x3, 2x3, 2x4, 3x2, 3x3, 4x2 and 4x3 systems!!', ... 'Tag','StaticText1'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[18.75 167.5 93.75 18.75], ... 'String','x1 ', ... 'Style','checkbox', ... 'Tag','1Tx'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[78.75 167.5 93.75 18.75], ... 'String','x2 ', ... 'Style','checkbox', ... 'Tag','2Tx', ... 'Value',1); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[138.75 167.5 93.75 18.75], ... 'String','x3', ... 'Style','checkbox', ... 'Tag','3Tx'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[198.75 167.5 93.75 18.75], ... 'String','x4', ... 'Style','checkbox', ... 'Tag','4Tx'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[18.75 147.5 203.75 13.5], ... 'String','Receive Antenna Diversity', ... 'Style','text', ... 'ForegroundColor','b', ... 'ToolTipString','STBC not coded for 1x3, 2x3, 2x4, 3x2, 3x3, 4x2 and 4x3 systems!!', ... 'Tag','StaticText1'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[18.75 127.5 103.75 13.5], ... 'String','x1', ... 'Style','checkbox', ... 'Tag','1Rx'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[78.75 127.5 103.75 13.5], ... 'String','x2', ... 'Style','checkbox', ... 'Tag','2Rx', ... 'Value',1); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[138.75 127.5 103.75 13.5], ... 'String','x3', ... 'Style','checkbox', ... 'Tag','3Rx'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[198.75 127.5 103.75 13.5], ... 'String','x4', ... 'Style','checkbox', ... 'Tag','4Rx'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[18.75 97.5 103.75 13.5], ... 'String','Channel Estimation', ... 'Style','checkbox', ... 'ForegroundColor','b', ... 'ToolTipString','Channel estimation is based on MMSE. Coding available only for 2x2 systems ', ... 'Tag','Channel_Est', ... 'Value',0); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ... 'Position',[138.75 97.5 103.75 13.5], ... 'String','Receive Correlation', ... 'Style','checkbox', ... 'ForegroundColor','b', ... 'ToolTipString','Coding available only for 2x2 systems. Enter correlation coefficient value between 0 and 1', ... 'Tag','Rx_corr', ... 'Value',0); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[1 1 1], ... 'Callback','ui_check_params', ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[138.75 77.5 23.75 13.5], ... 'String','0', ... 'Style','edit', ... 'Tag','corr_value'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'HorizontalAlignment','left', ... 'ListboxTop',0, ... 'Position',[18.75 77.5 93.75 13.5], ... 'String','Correlation Coefficient', ... 'Style','text', ... 'ForegroundColor','r', ... 'Tag','StaticText1'); h1 = uicontrol('Parent',h0, ... 'Units','points', ... 'BackgroundColor',[0.8 0.8 0.8], ... 'Callback','ui_check_params', ... 'ListboxTop',0, ...