Biomedical Engineering Reference
In-Depth Information
subject.to.the.following.constraints:
.
1.. Each.WLL.terminal.must.be.connected.to.only.one.repeater:
x
=
1,
∀ ∈
i T
ij
j N
.
2.. The.maximum.number.of.WLL.terminals. max
c
. that.can.be.connected.
to.one.repeater:
x
c
y
,
∀ ∈
j N
ij
max
j
i T
.
3.. The. value. of. the. received. signal. strength. at. the. repeater. on. grid. j .
must. be. larger. than. or. equal. to. P r . to. satisfy. the. coverage. perfor-
mance.∀ j N :
(
P G
0 +
+
(
G
)
L
)
y
P
,
∀ ∈
j N
b
r
j
j
j
r
.
4.. The. total. number. of. repeaters. to. be. installed. must. be. within. the.
range.of.[ R min ,. R max ]:
R
y
R
min
j
max
j N
.
5.. The.total.number.of.terminals.| T |.supported.cannot.exceed.the.sum.
of.maximum.capacity.of.all.installed.repeaters:
C
y
| |
T
max
j
j N
.
6.. A.repeater.cannot.be.installed.on.grid. j .where.a.terminal.is.located.
j N :
y
+
z
1,
∀ ∈
j N
j
j
.
7.. The. integer. variables. x ij ,. y j ,. and. z j . are. limited. to. be. 0. or. 1. only.
i T ,.∀ j N :
x y z
,
,
{0, 1},
∀ ∈
i T
,
∀ ∈
j N
ij
j
j
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