<s>
Hirose	B-Protocol
U.FL	I-Protocol
,	O
I-PEX	O
MHF	O
I	O
,	O
AMC	O
or	O
UMCC	O
is	O
a	O
miniature	O
RF	B-Protocol
connector	I-Protocol
for	O
high-frequency	O
signals	O
up	O
to	O
6GHz	O
manufactured	O
by	O
Hirose	O
Electric	O
Group	O
,	O
I-PEX	O
,	O
and	O
others	O
.	O
</s>
<s>
U.FL	B-Protocol
connectors	I-Protocol
are	O
commonly	O
used	O
in	O
applications	O
where	O
space	O
is	O
of	O
critical	O
concern	O
,	O
such	O
as	O
in	O
smartphones	O
and	O
Laptop	O
WiFi	O
cards	O
.	O
</s>
<s>
U.FL	B-Protocol
connectors	I-Protocol
are	O
commonly	O
used	O
inside	O
laptops	O
and	O
embedded	B-Architecture
systems	I-Architecture
to	O
connect	O
the	O
Wi-Fi	O
antenna	O
to	O
a	O
Mini	O
PCI	O
,	O
Mini	O
PCIe	O
or	O
M.2	O
WiFi	O
card	O
.	O
</s>
<s>
Female	O
U.FL	B-Protocol
connectors	I-Protocol
are	O
not	O
designed	O
with	O
reconnection	O
in	O
mind	O
,	O
and	O
they	O
are	O
only	O
rated	O
for	O
a	O
few	O
reconnects	O
(	O
approximately	O
30	O
mating	O
cycles	O
)	O
before	O
replacement	O
is	O
needed	O
.	O
</s>
<s>
The	O
female	O
U.FL	B-Protocol
connectors	I-Protocol
are	O
generally	O
not	O
sold	O
separately	O
,	O
but	O
rather	O
as	O
part	O
of	O
a	O
pigtail	B-Device
with	O
a	O
high-quality	O
1.32mm	O
doubly	O
shielded	O
cable	O
,	O
which	O
allows	O
for	O
a	O
low-loss	O
connection	O
,	O
insulated	O
with	O
fluorinated	O
resin	O
.	O
</s>
<s>
Much	O
like	O
many	O
other	O
electronic	O
components	O
,	O
Hirose	B-Protocol
U.FL	I-Protocol
connectors	O
were	O
protected	O
by	O
patents	O
and	O
trademarks	O
.	O
</s>
<s>
The	O
Hirose	O
W.FL	O
,	O
also	O
known	O
as	O
Amphenol	O
AMMC	O
,	O
is	O
an	O
ultra	O
small	O
RF	B-Protocol
connector	I-Protocol
used	O
in	O
handheld	O
electronic	O
products	O
.	O
</s>
<s>
Compared	O
to	O
its	O
predecessor	O
U.FL	B-Protocol
it	O
occupies	O
even	O
less	O
area	O
(	O
2.0mm	O
diameter	O
)	O
and	O
height	O
(	O
1.4mm	O
)	O
.	O
</s>
<s>
Like	O
U.FL	B-Protocol
,	O
W.FL	O
also	O
has	O
many	O
more	O
names	O
assigned	O
to	O
it	O
by	O
those	O
producing	O
compatible	O
connectors	O
.	O
</s>
