<s>
Multi-hop	B-General_Concept
routing	I-General_Concept
(	O
or	O
multihop	B-General_Concept
routing	I-General_Concept
)	O
is	O
a	O
type	O
of	O
communication	O
in	O
radio	O
networks	O
in	O
which	O
network	O
coverage	O
area	O
is	O
larger	O
than	O
radio	O
range	O
of	O
single	O
nodes	O
.	O
</s>
<s>
Since	O
the	O
transceiver	O
is	O
the	O
major	O
source	O
of	O
power	O
consumption	O
in	O
a	O
radio	O
node	O
and	O
long	O
distance	O
transmission	O
requires	O
high	O
power	O
,	O
in	O
some	O
cases	O
multi-hop	B-General_Concept
routing	I-General_Concept
can	O
be	O
more	O
energy	O
efficient	O
than	O
single-hop	O
routing	O
.	O
</s>
<s>
Typical	O
applications	O
of	O
multi-hop	B-General_Concept
routing	I-General_Concept
:	O
</s>
