<s>
The	O
Sony	B-Language
Ericsson	I-Language
Satio	I-Language
(	O
U1	O
)	O
is	O
a	O
smartphone	B-Application
,	O
announced	O
by	O
Sony	O
Ericsson	O
at	O
the	O
Mobile	O
World	O
Congress	O
in	O
Barcelona	O
,	O
Spain	O
on	O
15	O
February	O
2009	O
as	O
the	O
Idou	O
(	O
pronounced	O
"	O
I	O
do	O
"	O
)	O
.	O
</s>
<s>
The	O
front	O
of	O
the	O
phone	O
is	O
dominated	O
by	O
a	O
,	O
16:9	O
ratio	O
360x640	O
TFT	O
resistive	O
touchscreen	B-Device
.	O
</s>
<s>
At	O
the	O
bottom	O
of	O
the	O
touchscreen	B-Device
are	O
three	O
small	O
buttons	O
:	O
green	O
(	O
left	O
)	O
,	O
white	O
(	O
centre	O
)	O
,	O
and	O
red	O
(	O
right	O
)	O
.	O
</s>
<s>
In	O
terms	O
of	O
software	O
,	O
Satio	B-Language
uses	O
the	O
Symbian	B-Operating_System
OS	I-Operating_System
9.4	O
operating	O
system	O
,	O
which	O
is	O
created	O
collaboratively	O
under	O
the	O
stewardship	O
of	O
the	O
Symbian	B-Application
Foundation	I-Application
as	O
"	O
Symbian^1	O
"	O
.	O
</s>
<s>
It	O
is	O
Sony	O
Ericsson	O
's	O
first	O
non-UIQ	O
Symbian	B-Operating_System
device	O
,	O
after	O
UIQ	B-Language
's	O
development	O
closed	O
down	O
earlier	O
that	O
year	O
.	O
</s>
<s>
It	O
uses	O
the	O
PlayNow	B-Protocol
service	O
,	O
Sony	O
Ericsson	O
's	O
mobile	O
content	O
platform	O
,	O
and	O
is	O
part	O
of	O
the	O
company	O
's	O
new	O
Entertainment	O
Unlimited	O
service	O
.	O
</s>
<s>
In	O
terms	O
of	O
connectivity	O
,	O
it	O
is	O
Wi-Fi-enabled	O
and	O
has	O
a	O
GPS	O
chip	O
for	O
navigation	O
and	O
location-based	B-Application
services	I-Application
.	O
</s>
<s>
Sony	B-Language
Ericsson	I-Language
Satio	I-Language
and	O
then	O
Sony	B-Language
Ericsson	I-Language
Vivaz	I-Language
are	O
the	O
latest	O
additions	O
by	O
Sony	O
Ericsson	O
to	O
the	O
Symbian	B-Operating_System
OS	I-Operating_System
family	O
of	O
phones	O
.	O
</s>
<s>
Afterwards	O
,	O
they	O
were	O
succeeded	O
by	O
the	O
Sony	B-Device
Xperia	I-Device
line	O
of	O
Android	B-Application
Smartphones	B-Application
.	O
</s>
