<s>
The	O
residual	B-Error_Name
bit	I-Error_Name
error	I-Error_Name
rate	I-Error_Name
(	O
RBER	B-Error_Name
)	O
is	O
a	O
receive	O
quality	O
metric	O
in	O
digital	O
transmission	O
,	O
one	O
of	O
several	O
used	O
to	O
quantify	O
the	O
accuracy	O
of	O
the	O
received	O
data	O
.	O
</s>
<s>
When	O
digital	O
communication	O
systems	O
are	O
being	O
designed	O
,	O
the	O
maximum	O
acceptable	O
residual	B-Error_Name
bit	I-Error_Name
error	I-Error_Name
rate	I-Error_Name
can	O
be	O
used	O
,	O
along	O
with	O
other	O
quality	O
metrics	O
,	O
to	O
calculate	O
the	O
minimum	O
acceptable	O
signal-to-noise	O
ratio	O
in	O
the	O
system	O
.	O
</s>
