<s>
A	O
Compatible	O
sideband	O
transmission	O
,	O
also	O
known	O
as	O
amplitude	B-Device
modulation	I-Device
equivalent	I-Device
(	O
AME	O
)	O
or	O
Single	B-Device
sideband	I-Device
reduced-carrier	O
(	O
SSB-RC	O
)	O
,	O
is	O
a	O
type	O
of	O
single	B-Device
sideband	I-Device
RF	O
modulation	B-Application
in	O
which	O
the	O
carrier	O
is	O
deliberately	O
reinserted	O
at	O
a	O
lower	O
level	O
after	O
its	O
normal	O
suppression	O
to	O
permit	O
reception	O
by	O
conventional	O
AM	O
receivers	O
.	O
</s>
<s>
The	O
benefits	O
of	O
compatible-sideband	O
over	O
conventional	O
AM	O
are	O
increased	O
spectral	B-Protocol
efficiency	I-Protocol
due	O
to	O
a	O
reduction	O
in	O
bandwidth	O
of	O
50%	O
as	O
well	O
as	O
a	O
decrease	O
in	O
wasted	O
power	O
.	O
</s>
<s>
This	O
modulation	B-Application
is	O
currently	O
mostly	O
used	O
in	O
high	B-Algorithm
frequency	I-Algorithm
military	O
communications	O
.	O
</s>
