Страница 2 из 5

Энергетический расчет канала дальней тропосферной радиосвязи (Программа для ЭВМ)

Шлома Владимир

function edit21_CreateFcn(hObject, eventdata, handles)

if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))

set(hObject,'BackgroundColor','white');

end

function edit22_Callback(hObject, eventdata, handles)

function edit22_CreateFcn(hObject, eventdata, handles)

if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))

set(hObject,'BackgroundColor','white');

end

function popupmenu1_Callback(hObject, eventdata, handles)

contents = get(hObject,'Value');

global n

switch contents

case 1

n=1;

case 2

n = 2;

case 3

n = 4;

end

function popupmenu1_CreateFcn(hObject, eventdata, handles)

if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))

set(hObject,'BackgroundColor','white');

end

function radiobutton5_Callback(hObject, eventdata, handles)

global tipcan

if get (handles.radiobutton5,'value') == 1

set(handles.radiobutton6,'value',0);

set(handles.uipanel13,'visible','off');

set(handles.uipanel12,'visible','on');

tipcan=2;

end

function radiobutton6_Callback(hObject, eventdata, handles)

global tipcan

if get (handles.radiobutton6,'value') == 1

set(handles.radiobutton5,'value',0);

set(handles.uipanel13,'visible','on');

set(handles.uipanel12,'visible','off');

tipcan=1;

end

function listbox6_Callback(hObject, eventdata, handles)

global Tm

contents = get(hObject,'Value');

switch contents

case 1

Tm=1;

case 2

Tm = 2;

case 3

Tm = 3;

case 4

Tm = 4;

case 5

Tm = 5;

otherwise

end

function listbox6_CreateFcn(hObject, eventdata, handles)

if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))

set(hObject,'BackgroundColor','white');

end

function listbox7_Callback(hObject, eventdata, handles)

global kan

contents = get(hObject,'Value');

switch contents

case 1

kan=2;

case 2

kan = 1;

otherwise

end

function listbox7_CreateFcn(hObject, eventdata, handles)

if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))

set(hObject,'BackgroundColor','white');

end

function listbox10_Callback(hObject, eventdata, handles)

global Sez

contents = get(hObject,'Value');

switch contents

case 1

Sez=1;

case 2

Sez = 2;

case 3

Sez = 3;

otherwise

end

function listbox10_CreateFcn(hObject, eventdata, handles)

if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))

set(hObject,'BackgroundColor','white');

end

function listbox11_Callback(hObject, eventdata, handles)

global Tp

contents = get(hObject,'Value');

switch contents

case 1

Tp=1;

case 2

Tp = 2;

case 3

Tp = 3;

case 4

Tp = 4;

otherwise

end

function listbox11_CreateFcn(hObject, eventdata, handles)

if ispc && isequal(get(hObject,'BackgroundColor'), get(0,'defaultUicontrolBackgroundColor'))

set(hObject,'BackgroundColor','white');

end

function pushbutton1_Callback(hObject, eventdata, handles)

global Pvh1vt

global Lm1z

global Pvh1med

global L2z

global L2

global Pvh2

global h02

global Zap2

global h0t1

global Lz

global h01

global L1

global Zap1

global Rpred

global Lbz

global L0

global Lmz

global Pvh2medvt

global tipcan

global n

global TIPp

global Tm

global kan

global Sez

global Tp

global L0r

global L2med

global Pvh2vt

global m

global h0t2

global Pcht1

global Nk

global Pch2

global Lk

f = str2num(char(get(handles.edit1,'String')))

P=str2num(char(get(handles.edit2,'String'))); Pfr=str2double(char(get(handles.edit3,'String')));

Gr=str2num(char(get(handles.edit4,'String')));

a=str2double(char(get(handles.edit5,'String')));

h=str2num(char(get(handles.edit6,'String')));

Ugr=str2num(char(get(handles.edit7,'String')));

Fe=str2double(char(get(handles.edit8,'String')));

Pfp=str2double(char(get(handles.edit9,'String')));

Gp=str2num(char(get(handles.edit10,'String')));

Ugp=str2num(char(get(handles.edit13,'String')));

dfk=str2num(char(get(handles.edit22,'String')));

nk=str2num(char(get(handles.edit21,'String')));

m=str2num(char(get(handles.edit23,'String')));

V=str2num(char(get(handles.edit24,'String')));

R=150;

dF=40;

Fk=nk*3100-1250;

Po=1e-4;

Tpr=99.0;

if Sez==1

disp('Введите климатические потери для района работы радиолинии в соответствии с картой')

Lk=str2num(char(get(handles.edit14,'String'))) ;

elseif Sez==2

Lk=str2num(char(get(handles.edit14,'String')));

end

l=30000/f; L0=22+20*log10(R*1e5/l);

L0r=22+20*log10(R*1e5/l)-Gr-Gp-Pfr-Pfp; disp(['L0r=', num2str(L0r),' дБ (потери в свободном пространстве при реальных антеннах)']);

Lmed=62.92*exp(-((l+18.19)/174)^2)+(0.07608*l^(-0.4984)+0.06596)*R; sig=5.116*exp(-((R-205.7)/577.5)^2);

if Sez==2

Lmed=Lmed-12;

sig=4.676*exp(-((R-124.9)/332.4)^2)+3.165*exp(-((R-382)/508.3)^2);

elseif Sez==3

Lmed=Lmed-6;

sig=6.118*exp(-((R-158.6)/547.8)^2); end

if tipcan==2

[Lbz]=Lbzam(Tpr,n);

sig1=0.177*exp(0.2585*sig)-23.48*exp(-0.2856*sig); F=0;

for x=0:0.5:30;

F=1/2+1/2*erf(log(10^(x/20))/(10^(sig1/20)));

if F>=Tpr/100

break;

end

Lmz=x;

Lz=Lbz+Lmz;

if Tm==1

B=10*log10(-4/n*log(2^n*Po

elseif Tm==2

B=10*log10(-2/n*log(2^n*Po));

elseif Tm==3 || Tm==4 || Tm==5

B=10*log10(-1/n*log(2^n*Po));

end

disp(['Lbz=', num2str(Lbz),' дБ (потери от быстрых замираний)']);

disp(['Lmz=', num2str(Lmz),' дБ (потери от медленных замираний)']);

elseif tipcan==1

B=35;

if sig<3

sig=3;

elseif sig>7

sig=7;

end

sigma=fix(sig);

[ Lz1 ] = Lzam(Tpr, n, sigma);

sigma=fix(sig)+1;

if sigma>7

Lz2=Lz1;

else

[ Lz2 ] = Lzam(Tpr, n, sigma);

end

sigdr=sig-fix(sig);

Lz=Lz1+(Lz2-Lz1)*sigdr;

end

disp(['Lz=', num2str(Lz),' дБ (потери от медленных и быстрых замираний)']);

delta=Ugr+Ugp+0.056*sqrt(h);

if abs(R-300)<abs(R-250)

R1=300;

elseif abs(R-250)<abs(R-200)

R1=250;

elseif abs(R-200)<abs(R-150)

R1=200;

elseif abs(R-150)<abs(R-100)

R1=150;

else

R1=100;

end

if R1==100

a1=10.09;

b1=0.2266;

c1=-10.33;

d1=-1.994;

elseif R1==150

a1=9.399;

b1=0.1913;

c1=-9.604;

d1=-1.576;

elseif R1==200

a1=7.04;

b1=0.2457;

c1=-7.011;

d1=-1.612;

elseif R1==250

a1=7.807;

b1=0.1683;

c1=-7.757;

d1=-1.013;

elseif R1==300

a1=7.073;

b1=0.2235;

c1=-7.159;

d1=-1.404;

end

Lp=a1*exp(b1*delta)+c1*exp(d1*delta);

X=h*100/l;

if X<12

if abs(R-400)<abs(R-300)

R2=400;

elseif abs(R-300)<abs(R-200)

R2=300;

elseif abs(R-200)<abs(R-150)

R2=200;

elseif abs(R-150)<abs(R-100)

R2=150;

else

R2=100;

end

if R2==100

a1=1.983e15;

b1=-54.05;

c1=9.514;

a2=18.74;

b2=-6.452;

c2=11.95;

elseif R2==150

a1=1.661e15;