<s>
The	O
Ericsson	B-Language
R380	I-Language
is	O
a	O
GSM	O
smartphone	B-Application
developed	O
by	O
Ericsson	O
Mobile	O
Communications	O
.	O
</s>
<s>
It	O
combines	O
the	O
functions	O
of	O
a	O
mobile	O
phone	O
and	O
a	O
personal	B-Application
digital	I-Application
assistant	I-Application
(	O
PDA	B-Application
)	O
,	O
and	O
was	O
introduced	O
at	O
CEBIT	O
on	O
18	O
March	O
1999	O
.	O
</s>
<s>
Released	O
in	O
November	O
2000	O
,	O
it	O
was	O
the	O
first	O
device	O
marketed	O
as	O
a	O
'	O
smartphone	B-Application
 '	O
.	O
</s>
<s>
In	O
December	O
1999	O
,	O
the	O
magazine	O
Popular	O
Science	O
appointed	O
Ericsson	B-Language
R380	I-Language
to	O
one	O
of	O
the	O
most	O
important	O
advances	O
in	O
science	O
and	O
technology	O
.	O
</s>
<s>
The	O
display	O
was	O
a	O
black	O
and	O
white	O
touchscreen	B-Device
,	O
partially	O
covered	O
by	O
a	O
flip	O
which	O
,	O
when	O
opened	O
,	O
reveals	O
a	O
large	O
wide	O
display	O
.	O
</s>
<s>
For	O
that	O
reason	O
it	O
can	O
be	O
considered	O
the	O
clear	O
forerunner	O
of	O
the	O
popular	O
P800/P900	O
series	O
of	O
smartphones	B-Application
.	O
</s>
<s>
It	O
predates	O
the	O
UIQ	B-Language
user	B-Application
interface	I-Application
which	O
runs	O
on	O
those	O
later	O
phones	O
,	O
but	O
again	O
,	O
the	O
heritage	O
is	O
clear	O
.	O
</s>
<s>
The	O
R380	O
ran	O
the	O
EPOC	B-Language
Release	O
5.1	O
operating	O
system	O
,	O
which	O
can	O
thus	O
be	O
considered	O
the	O
first	O
Symbian	B-Operating_System
OS	I-Operating_System
device	O
.	O
</s>
<s>
It	O
uses	O
a	O
sophisticated	O
user	B-Application
interface	I-Application
that	O
originated	O
as	O
'	O
Emerald	O
 '	O
,	O
one	O
of	O
the	O
device	O
family	O
reference	O
designs	O
(	O
DFRD	O
)	O
that	O
was	O
planned	O
by	O
Symbian	B-Operating_System
Ltd	O
.	O
</s>
<s>
The	O
user	B-Application
interface	I-Application
(	O
UI	O
)	O
was	O
developed	O
at	O
Ericsson	O
's	O
Software	O
Applications	O
Laboratory	O
in	O
Warrington	O
,	O
UK	O
.	O
</s>
