ITU-R p.1546 calculator: Test_D06.m - File Exchange

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Highlights from
ITU-R p.1546 calculator

ITUP1546(varargin) ITUP1546 M-file for ITUP1546.fig
D06(f,h1,h2) 17 An approximation to the 0.6 Fresnel clearance path length
Emax(d,t,path) 2 Maximum field-strength values
FindDNominals(d)
P1546FieldStr(d,f,t,heff,vara... P1546FieldStr ITU 1546-3 Field strength calculator
P1546FieldStrbeta(d,f,t,heff,... P1546FieldStr ITU 1546-3 Field strength calculator
Qi(x) 15 An approximation to the inverse complementary cumulative normal distribution
Step_12(f,tca) Step 12: If information on the terrain clearance angle at a
Step_13(d,f,t,eff,eff1) Step 13: Calculate the estimated field strength due to tropospheric
Step_14(h2,f,path,varargin) Step 14: Correct the field strength for receiving/mobile antenna height
Step_15(d,h1,ha,f,env) Step 15: If applicable, reduce the field strength by adding the
Step_16() Step 16: If the field strength at a receiving/mobile antenna adjacent to
Step_17(E,Efs,Ese,ds,dtotal) Step 17: If necessary, limit the resulting field strength to the maximum
Step_18(fs,f) Step 18: If required, convert field strength to equivalent basic transmission loss for the path using
V(Kv,h1)
d =FS_find_dnew(FS,f,heff,T,p... FS_FIND_D ITU 1546 Field strength calculator: Find d for known Fieldstrength
find_d(FS,f,heff,T,path,h2) Peverted code the code find the closest value d value that equates the
h1Calc(d,heff,ha,hb,path) 3 Determination of transmitting/base antenna height, h1
h2corr(h2,f,varargin)
searchclosest(x,v) The following code tidbit is by Dr. Murtaza Khan, modified to return
step6_10(figure,h1,dinf,dsup,... function E = step6_10(figure,h1,dinf,dsup,d,path,f,Emaxvalue,t)
step7_normal(figureStep6,h1,d...
step81(tabulatedValues,h1,din... Step 8: Obtain the field strength exceeded at 50% locations for a
step814_815(tabulatedValues,h... Step 8.1.4: Obtain the field strength exceeded at 50% locations
step82(tabulatedValues,h1,din... Step 8.2: For a transmitting/base antenna height h1 less than 10 m
P1546validation.m
Test_D06.m
Test_Emax.m
Test_FindDNominals.m
Test_P1546FieldStr.m
Test_Qi.m
Test_V.m
Test_h1Calc.m
Test_searchclosest.m
Test_step6_10.m
Test_step7_normal.m
Test_step81.m
Test_step814_815.m
Test_step82.m
View all files

from ITU-R p.1546 calculator by Jef Statham
This an implementation of the ITU-R p.1546 model. Mixed land a sea paths not implemented.

Test_D06.m

%Test function D = D06 (f,h1,h2)
%Test_D06
% 
clc, close all,
%Test 1
h1 =9;
h2 = 20;
f = 200;
'Test 1' 
Df = 0.0000389*200*9*20;
Dh = 4.1*(sqrt(9)+sqrt(20));
a = Df*Dh/(Df+Dh);
b = D06(f,h1,h2);
isequal(a,b)
%Test 1 end
%Test 2
h1 =9;
h2 = 20;
f = .1;
'Test 2' 
a = 0.001;
b = D06(f,h1,h2);
isequal(a,b)
%Test 1 end

Highlights from ITU-R p.1546 calculator

Highlights from
ITU-R p.1546 calculator