<s>
A	O
fiber-optic	B-Device
patch	I-Device
cord	I-Device
is	O
a	O
fiber-optic	B-Architecture
cable	I-Architecture
capped	O
at	O
either	O
end	O
with	O
connectors	O
that	O
allow	O
it	O
to	O
be	O
rapidly	O
and	O
conveniently	O
connected	O
to	O
CATV	B-Protocol
,	O
an	O
optical	O
switch	O
or	O
other	O
telecommunication	O
equipment	O
.	O
</s>
<s>
Fiber	B-Device
optic	I-Device
patch	I-Device
cords	I-Device
are	O
characterized	O
by	O
:	O
</s>
<s>
A	O
fiber	B-Device
optic	I-Device
patch	I-Device
cord	I-Device
is	O
constructed	O
from	O
a	O
core	O
with	O
a	O
high	O
refractive	O
index	O
,	O
surrounded	O
by	O
a	O
coating	O
with	O
a	O
low	O
refractive	O
index	O
,	O
that	O
is	O
strengthened	O
by	O
aramid	O
yarns	O
and	O
surrounded	O
by	O
a	O
protective	O
jacket	O
.	O
</s>
<s>
An	O
UPC	O
inserted	O
core	O
cover	O
is	O
flat	O
and	O
is	O
used	O
in	O
SARFT	O
and	O
early	O
CATV	B-Protocol
.	O
</s>
<s>
Armored	O
fiber	B-Device
optic	I-Device
patch	I-Device
cord	I-Device
uses	O
a	O
flexible	O
stainless	O
steel	O
tube	O
inside	O
the	O
outer	O
jacket	O
as	O
the	O
armor	O
to	O
protect	O
the	O
fiber	O
glass	O
inside	O
.	O
</s>
<s>
Bend	O
insensitive	O
fiber	O
patch	O
cord	O
is	O
widely	O
used	O
in	O
FTTH	B-Architecture
.	O
</s>
<s>
Patch	O
cables	O
are	O
used	O
for	O
connections	O
to	O
CATV	B-Protocol
(	O
Cable	O
Television	O
)	O
,	O
telecommunication	O
networks	O
,	O
computer	O
fiber	O
networks	O
and	O
fiber	O
test	O
equipment	O
.	O
</s>
<s>
Applications	O
include	O
communication	O
rooms	O
,	O
FTTH	B-Architecture
(	O
Fiber	B-Architecture
to	I-Architecture
The	I-Architecture
Home	I-Architecture
)	O
,	O
LAN	B-General_Concept
(	O
Local	B-General_Concept
Area	I-General_Concept
Network	I-General_Concept
)	O
,	O
FOS	B-Algorithm
(	O
fiber	B-Algorithm
optic	I-Algorithm
sensor	I-Algorithm
)	O
,	O
Fiber	B-Architecture
Optic	I-Architecture
Communication	O
System	O
,	O
Optical	B-Architecture
fiber	I-Architecture
connected	O
and	O
transmitted	O
equipment	O
,	O
Defense	O
combat	O
readiness	O
,	O
etc	O
.	O
</s>
