Data Collection Schemes for Animal Monitoring Using WSNs-Assisted by UAVs: WSNs-Oriented or UAV-Oriented

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. 2020 Jan 2;20(1):262. doi: 10.3390/s20010262

Algorithm 2 Simulation algorithm for SS process

1:
Initialize $s c h e m e$ , $r e c o l l e c t i n g T i m e$ , R, $s l o t T i m e$ , $t o t a l S l o t T D M A = f r a c R P$ , $r a n u r a T D M A = 0$ , $N_{c h}$ , N, $t i m e V e r t U A V$ , $t o t a l S l o t T D M A = \frac{U A V a l t i t u d e}{s p e e d V e r t U A V}$ , $v i s i t C H s = f a l s e$ , $v i s i t C H u a v o = f a l s e$ , $L = 100, 000$ , consumed energies in SS;
2:
for $l = 0$ to $l < L$ do
3:
if $s c h e m e = = “ W S N - O ”$ then
4:
if $s l o t T D M A < t o t a l S l o t T D M A$ then
5:
$t r a n s m i t T D M A w s n o ()$ ;
6:
$e n e r g y C o n s u m e d T D M A w s n o ()$ ;
7:
$s l o t T D M A + +$ ;
8:
end if
9:
if $t i m e V e r t U A V < t i e m p o V e r t T o t a l U A V$ then
10:
$v e r t F l i g h t U A V w s n o ()$ ;
11:
$e n e r g y C o n s u m e d V e r t U A V w s n o ()$ ;
12:
end if
13:
if $v i s i t C H w s n o = = f a l s e$ then
14:
$h o r F l i g h t U A V w s n o ()$ ;
15:
$e n e r g y C o n s u m e d H o r U A V w s n o ()$ ;
16:
if visited CHs by UAV == $N_{C H}$ then
17:
$v i s i t C H w s n o = T R U E$
18:
return UAV to BS;
19:
end if
20:
end if
21:
else
22:
if $s l o t T D M A < t o t a l S l o t T D M A$ then
23:
$t r a n s m i t T D M A u a v o ()$ ;
24:
$e n e r g y C o n s u m e d T D M A u a v o ()$ ;
25:
$s l o t T D M A + +$ ;
26:
end if
27:
if $t i m e V e r t U A V < t i e m p o V e r t T o t a l U A V$ then
28:
$v e r t F l i g h t U A V u a v o ()$ ;
29:
$e n e r g y C o n s u m e d V e r t U A V u a v o ()$ ;
30:
end if
31:
if $v i s i t C H u a v o = = f a l s e$ then
32:
$h o r F l i g h t U A V w s n o ()$ ;
33:
$e n e r g y C o n s u m e d H o r U A V w s n o ()$ ;
34:
if UAV visits CH_sink then
35:
$v i s i t C H u a v o o = T R U E$
36:
return UAV to BS;
37:
end if
38:
end if
39:
end if
40:
end for