<s>
Windows	B-Operating_System
Mobile	I-Operating_System
was	O
a	O
family	O
of	O
mobile	B-Operating_System
operating	I-Operating_System
systems	I-Operating_System
developed	O
by	O
Microsoft	O
for	O
smartphones	B-Application
and	O
personal	B-Application
digital	I-Application
assistants	I-Application
.	O
</s>
<s>
Its	O
origin	O
dated	O
back	O
to	O
Windows	B-Operating_System
CE	I-Operating_System
in	O
1996	O
,	O
though	O
Windows	B-Operating_System
Mobile	I-Operating_System
itself	O
first	O
appeared	O
in	O
2000	O
as	O
Pocket	B-Device
PC	I-Device
2000	O
which	O
ran	O
on	O
Pocket	B-Device
PC	I-Device
PDAs	B-Application
.	O
</s>
<s>
It	O
was	O
renamed	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
"	O
in	O
2003	O
,	O
at	O
which	O
point	O
it	O
came	O
in	O
several	O
versions	O
(	O
similar	O
to	O
the	O
desktop	O
versions	O
of	O
Windows	B-Application
)	O
and	O
was	O
aimed	O
at	O
business	O
and	O
enterprise	O
consumers	O
.	O
</s>
<s>
When	O
initially	O
released	O
in	O
the	O
mid-2000s	O
,	O
it	O
was	O
to	O
be	O
the	O
portable	O
equivalent	O
of	O
what	O
Windows	B-Application
desktop	B-General_Concept
OS	I-General_Concept
was	O
:	O
a	O
major	O
force	O
in	O
the	O
then-emerging	O
mobile/portable	O
areas	O
.	O
</s>
<s>
Following	O
the	O
rise	O
of	O
newer	O
smartphone	B-Application
OSs	O
(	O
iOS	B-Operating_System
and	O
Android	B-Application
)	O
Windows	B-Operating_System
Mobile	I-Operating_System
never	O
equalled	O
the	O
success	O
and	O
faded	O
rapidly	O
in	O
the	O
following	O
years	O
.	O
</s>
<s>
By	O
February	O
2010	O
,	O
Microsoft	O
announced	O
the	O
more	O
modern	O
and	O
consumer-focused	O
Windows	B-Protocol
Phone	I-Protocol
to	O
supersede	O
Windows	B-Operating_System
Mobile	I-Operating_System
.	O
</s>
<s>
As	O
a	O
result	O
,	O
Windows	B-Operating_System
Mobile	I-Operating_System
has	O
been	O
deprecated	B-General_Concept
since	O
existing	O
devices	O
and	O
software	O
are	O
incompatible	O
with	O
Windows	B-Protocol
Phone	I-Protocol
.	O
</s>
<s>
The	O
last	O
version	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
,	O
released	O
after	O
the	O
announcement	O
of	O
Windows	B-Protocol
Phone	I-Protocol
,	O
was	O
6.5.5	O
.	O
</s>
<s>
After	O
this	O
,	O
Microsoft	O
ceased	O
development	O
on	O
Windows	B-Operating_System
Mobile	I-Operating_System
in	O
order	O
to	O
concentrate	O
on	O
Windows	B-Protocol
Phone	I-Protocol
.	O
</s>
<s>
Microsoft	O
released	O
a	O
similarly-named	O
Windows	B-Operating_System
10	I-Operating_System
Mobile	I-Operating_System
in	O
2015	O
which	O
was	O
part	O
of	O
the	O
Windows	B-Protocol
Phone	I-Protocol
series	O
,	O
and	O
it	O
is	O
unrelated	O
to	O
the	O
former	O
Windows	B-Operating_System
Mobile	I-Operating_System
operating	B-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
Most	O
versions	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
have	O
a	O
standard	O
set	O
of	O
features	O
,	O
such	O
as	O
multitasking	B-Operating_System
and	O
the	O
ability	O
to	O
navigate	O
a	O
file	O
system	O
similar	O
to	O
that	O
of	O
Windows	B-Application
9x	O
and	O
Windows	B-Device
NT	I-Device
,	O
including	O
support	O
for	O
many	O
of	O
the	O
same	O
file	O
types	O
.	O
</s>
<s>
Internet	B-Application
Explorer	I-Application
Mobile	I-Application
is	O
the	O
default	O
web	B-Application
browser	I-Application
,	O
and	O
Windows	B-Device
Media	I-Device
Player	I-Device
is	O
the	O
default	O
media	B-Device
player	I-Device
used	O
for	O
playing	O
digital	O
media	O
.	O
</s>
<s>
The	O
mobile	O
version	O
of	O
Microsoft	B-Application
Office	I-Application
is	O
the	O
default	O
office	O
suite	O
.	O
</s>
<s>
Internet	B-Protocol
Connection	I-Protocol
Sharing	I-Protocol
,	O
supported	O
on	O
compatible	O
devices	O
,	O
allows	O
the	O
phone	O
to	O
share	O
its	O
Internet	O
connection	O
with	O
computers	O
via	O
USB	O
and	O
Bluetooth	B-Protocol
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
supports	O
virtual	B-Application
private	I-Application
networking	I-Application
over	O
PPTP	B-Protocol
protocol	O
.	O
</s>
<s>
The	O
Radio	O
Interface	O
Layer	O
provides	O
the	O
system	O
interface	O
between	O
the	O
Cell	O
Core	O
layer	O
within	O
the	O
Windows	B-Operating_System
Mobile	I-Operating_System
OS	O
and	O
the	O
radio	O
protocol	O
stack	O
used	O
by	O
the	O
wireless	O
modem	O
hardware	O
.	O
</s>
<s>
The	O
user	B-Application
interface	I-Application
changed	O
dramatically	O
between	O
versions	O
,	O
only	O
retaining	O
similar	O
functionality	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
is	O
based	O
on	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
kernel	B-Operating_System
and	O
first	O
appeared	O
as	O
the	O
Pocket	B-Device
PC	I-Device
2000	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
It	O
includes	O
a	O
suite	O
of	O
basic	O
applications	O
developed	O
with	O
the	O
Microsoft	B-Library
Windows	I-Library
API	I-Library
,	O
and	O
is	O
designed	O
to	O
have	O
features	O
and	O
appearance	O
somewhat	O
similar	O
to	O
desktop	O
versions	O
of	O
Windows	B-Application
.	O
</s>
<s>
It	O
allowed	O
third	O
party	O
developers	O
to	O
develop	O
software	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
with	O
no	O
restrictions	O
imposed	O
by	O
Microsoft	O
.	O
</s>
<s>
Software	O
applications	O
were	O
purchasable	O
from	O
Windows	B-Operating_System
Marketplace	I-Operating_System
for	I-Operating_System
Mobile	I-Operating_System
during	O
the	O
service	O
's	O
lifespan	O
.	O
</s>
<s>
Most	O
early	O
Windows	B-Operating_System
Mobile	I-Operating_System
devices	O
came	O
with	O
a	O
stylus	B-Device
,	O
which	O
can	O
be	O
used	O
to	O
enter	O
commands	O
by	O
tapping	O
it	O
on	O
the	O
screen	O
.	O
</s>
<s>
The	O
primary	O
touch	O
input	O
technology	O
behind	O
most	O
devices	O
were	O
resistive	B-Device
touchscreens	I-Device
which	O
often	O
required	O
a	O
stylus	B-Device
for	O
input	O
.	O
</s>
<s>
Later	O
devices	O
used	O
capacitive	B-Device
sensing	I-Device
which	O
does	O
not	O
require	O
a	O
stylus	B-Device
.	O
</s>
<s>
Along	O
with	O
touchscreens	B-Device
,	O
a	O
large	O
variety	O
of	O
form	O
factors	O
existed	O
for	O
the	O
platform	O
.	O
</s>
<s>
Microsoft	O
's	O
work	O
on	O
handheld	B-Application
portable	B-Application
devices	I-Application
began	O
with	O
research	O
projects	O
in	O
1990	O
,	O
with	O
the	O
work	O
on	O
Windows	B-Operating_System
CE	I-Operating_System
beginning	O
in	O
1992	O
.	O
</s>
<s>
Initially	O
,	O
the	O
OS	O
and	O
the	O
user	B-Application
interface	I-Application
were	O
developed	O
separately	O
.	O
</s>
<s>
With	O
Windows	B-Operating_System
CE	I-Operating_System
being	O
based	O
on	O
Windows	B-Application
95	O
code	O
and	O
a	O
separate	O
team	O
handing	O
the	O
user	B-Application
interface	I-Application
which	O
was	O
codenamed	O
WinPad	O
(	O
later	O
Microsoft	O
At	O
Work	O
for	O
Handhelds	B-Application
)	O
.	O
</s>
<s>
Windows	B-Application
95	O
had	O
strong	O
pen	O
support	O
making	O
porting	O
easy	O
;	O
with	O
some	O
saying	O
"	O
At	O
this	O
time	O
,	O
Windows	B-Application
95	O
offers	O
outstanding	O
pen	O
support	O
.	O
</s>
<s>
WinPad	O
was	O
delayed	O
due	O
to	O
price	O
and	O
performance	O
issues	O
,	O
before	O
being	O
scrapped	O
in	O
early	O
1995	O
due	O
to	O
touchscreen	B-Device
driver	O
problems	O
relating	O
to	O
WriteTouch	O
technology	O
,	O
made	O
by	O
NCR	O
Microelectronic	O
Products	O
.	O
</s>
<s>
The	O
two	O
disbanded	O
groups	O
would	O
form	O
the	O
Pegasus	B-Operating_System
project	O
in	O
1995	O
.	O
Pegasus	B-Operating_System
would	O
work	O
on	O
the	O
hardware	O
side	O
of	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
OS	O
,	O
attempting	O
to	O
create	O
a	O
form	O
factor	O
similar	O
to	O
a	O
PC-esque	O
PDA	B-Application
like	O
WinPad	O
,	O
with	O
communications	O
functionality	O
like	O
Pulsar	O
.	O
</s>
<s>
Under	O
the	O
name	O
Handheld	B-Operating_System
PC	I-Operating_System
,	O
a	O
hardware	O
reference	O
guide	O
was	O
created	O
and	O
devices	O
began	O
shipping	O
in	O
1996	O
,	O
although	O
most	O
of	O
these	O
device	O
bore	O
little	O
resemblance	O
to	O
the	O
goal	O
of	O
a	O
pen-based	O
touchscreen	B-Device
handheld	B-Application
device	I-Application
.	O
</s>
<s>
A	O
specification	O
for	O
a	O
smaller	O
form	O
factor	O
under	O
the	O
name	O
Palm-size	B-Device
PC	I-Device
was	O
released	O
in	O
1998	O
.	O
</s>
<s>
Pocket	B-Device
PC	I-Device
2000	O
,	O
originally	O
codenamed	O
"	O
Rapier	O
"	O
,	O
was	O
released	O
on	O
April	O
19	O
,	O
2000	O
,	O
and	O
was	O
based	O
on	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
3.0	O
kernel	B-Operating_System
.	O
</s>
<s>
Pocket	B-Device
PC	I-Device
2000	O
was	O
the	O
debut	O
of	O
what	O
was	O
later	O
to	O
become	O
the	O
Windows	B-Operating_System
Mobile	I-Operating_System
operating	B-General_Concept
system	I-General_Concept
,	O
and	O
was	O
meant	O
to	O
be	O
a	O
successor	O
to	O
the	O
operating	B-General_Concept
system	I-General_Concept
aboard	O
Palm-size	B-Device
PCs	I-Device
.	O
</s>
<s>
Backwards	O
compatibility	O
was	O
retained	O
with	O
such	O
Palm-size	B-Device
PC	I-Device
applications	O
.	O
</s>
<s>
Pocket	B-Device
PC	I-Device
2000	O
was	O
intended	O
mainly	O
for	O
Pocket	B-Device
PC	I-Device
devices	O
;	O
however	O
,	O
several	O
Palm-size	B-Device
PC	I-Device
devices	O
had	O
the	O
ability	O
to	O
be	O
updated	O
also	O
.	O
</s>
<s>
Furthermore	O
,	O
several	O
Pocket	B-Device
PC	I-Device
2000	O
phones	O
were	O
released	O
(	O
under	O
the	O
name	O
Handheld	B-Operating_System
PC	I-Operating_System
2000	O
)	O
,	O
however	O
at	O
this	O
time	O
,	O
Microsoft	O
's	O
"	O
Smartphone	B-Application
"	O
hardware	O
platform	O
had	O
not	O
yet	O
been	O
created	O
.	O
</s>
<s>
At	O
this	O
time	O
,	O
Pocket	B-Device
PC	I-Device
devices	O
had	O
not	O
been	O
standardized	O
with	O
a	O
specific	O
CPU	O
architecture	O
.	O
</s>
<s>
As	O
a	O
result	O
,	O
Pocket	B-Device
PC	I-Device
2000	O
was	O
released	O
on	O
multiple	O
CPU	O
architectures	O
,	O
such	O
as	O
SH-3	O
,	O
MIPS	B-Device
,	O
and	O
ARM	B-Architecture
.	O
</s>
<s>
Removable	O
storage	O
card	O
formats	O
that	O
were	O
supported	O
were	O
CompactFlash	B-Device
and	O
MultiMediaCard	O
.	O
</s>
<s>
Aesthetically	O
,	O
the	O
original	O
Pocket	B-Device
PC	I-Device
operating	B-General_Concept
system	I-General_Concept
was	O
similar	O
in	O
design	O
to	O
the	O
then-current	O
Windows	B-Device
98	I-Device
,	O
Windows	B-Application
2000	I-Application
,	O
and	O
the	O
yet-to-be-released	O
Windows	B-Device
Me	I-Device
desktop	B-General_Concept
operating	I-General_Concept
systems	I-General_Concept
.	O
</s>
<s>
Crucially	O
,	O
the	O
Pocket	B-Device
PC	I-Device
had	O
a	O
less	O
cluttered	O
interface	O
more	O
suitable	O
for	O
a	O
mobile	B-Application
device	I-Application
,	O
unlike	O
the	O
interface	O
on	O
predeceasing	O
Palm-size	B-Device
PCs	I-Device
.	O
</s>
<s>
Mainstream	O
support	O
for	O
Pocket	B-Device
PC	I-Device
2000	O
ended	O
on	O
September	O
30	O
,	O
2005	O
,	O
and	O
extended	O
support	O
ended	O
on	O
October	O
9	O
,	O
2007	O
.	O
</s>
<s>
This	O
initial	O
release	O
had	O
multiple	O
built-in	O
applications	O
,	O
many	O
of	O
them	O
similarly	O
branded	O
to	O
match	O
their	O
desktop	O
counterparts	O
;	O
such	O
as	O
Microsoft	B-Operating_System
Reader	I-Operating_System
,	O
Microsoft	B-Application
Money	I-Application
,	O
Pocket	B-Application
Internet	I-Application
Explorer	I-Application
and	O
Windows	B-Device
Media	I-Device
Player	I-Device
.	O
</s>
<s>
A	O
version	O
of	O
Microsoft	B-Application
Office	I-Application
called	O
Pocket	B-Application
Office	I-Application
was	O
also	O
bundled	O
and	O
included	O
Pocket	B-Application
Word	I-Application
,	O
Pocket	B-Operating_System
Excel	I-Operating_System
and	O
Pocket	B-Application
Outlook	I-Application
.	O
</s>
<s>
Notes	O
,	O
a	O
note-taking	O
app	O
saw	O
its	O
first	O
release	O
and	O
would	O
be	O
supported	O
by	O
most	O
later	O
versions	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
.	O
</s>
<s>
Intelligent	B-Application
character	I-Application
recognition	I-Application
support	O
allowed	O
Notes	O
to	O
distinguish	O
styles	O
of	O
handwriting	O
to	O
be	O
learned	O
by	O
the	O
OS	O
during	O
processing	O
to	O
improve	O
accuracy	O
and	O
recognition	O
levels	O
.	O
</s>
<s>
Pocket	B-Device
PC	I-Device
2002	O
,	O
originally	O
codenamed	O
"	O
Merlin	O
"	O
,	O
was	O
released	O
in	O
October	O
4	O
,	O
2001	O
,	O
and	O
was	O
based	O
on	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
3.0	O
kernel	B-Operating_System
,	O
like	O
with	O
Pocket	B-Device
PC	I-Device
2000	O
.	O
</s>
<s>
Although	O
targeted	O
mainly	O
for	O
240×320	O
(	O
QVGA	O
)	O
Pocket	B-Device
PC	I-Device
devices	O
,	O
Pocket	B-Device
PC	I-Device
2002	O
was	O
also	O
used	O
for	O
Pocket	B-Device
PC	I-Device
phones	I-Device
(	O
Pocket	B-Device
PC	I-Device
2002	O
Phone	O
Edition	O
)	O
,	O
and	O
for	O
the	O
first	O
time	O
,	O
smartphones	B-Application
(	O
Smartphone	B-Operating_System
2002	I-Operating_System
)	O
.	O
</s>
<s>
These	O
Pocket	B-Device
PC	I-Device
2002	O
Smartphones	B-Application
were	O
mainly	O
GSM	O
devices	O
.	O
</s>
<s>
With	O
future	O
releases	O
,	O
the	O
Pocket	B-Device
PC	I-Device
and	O
Smartphone	B-Application
lines	O
would	O
increasingly	O
collide	O
as	O
the	O
licensing	O
terms	O
were	O
relaxed	O
allowing	O
OEMs	O
to	O
take	O
advantage	O
of	O
more	O
innovative	O
,	O
individual	O
design	O
ideas	O
.	O
</s>
<s>
Aesthetically	O
,	O
Pocket	B-Device
PC	I-Device
2002	O
was	O
meant	O
to	O
be	O
similar	O
in	O
design	O
to	O
the	O
then	O
newly	O
released	O
Windows	B-Application
XP	I-Application
.	O
</s>
<s>
Newly	O
added	O
or	O
updated	O
programs	O
include	O
Windows	B-Device
Media	I-Device
Player	I-Device
8	O
with	O
streaming	O
capability	O
;	O
MSN	B-Protocol
Messenger	I-Protocol
,	O
and	O
Microsoft	B-Operating_System
Reader	I-Operating_System
2	O
,	O
with	O
Digital	O
rights	O
management	O
support	O
.	O
</s>
<s>
Upgrades	O
to	O
the	O
bundled	O
version	O
of	O
Office	B-Application
Mobile	I-Application
include	O
a	O
spell	B-Application
checker	I-Application
and	O
word	O
count	O
tool	O
in	O
Pocket	B-Application
Word	I-Application
and	O
improved	O
Pocket	B-Application
Outlook	I-Application
.	O
</s>
<s>
Connectivity	O
was	O
improved	O
with	O
file	O
beaming	O
on	O
non-Microsoft	O
devices	O
such	O
as	O
Palm	B-Operating_System
OS	I-Operating_System
,	O
the	O
inclusion	O
of	O
Terminal	B-Protocol
Services	I-Protocol
and	O
Virtual	B-Application
private	I-Application
networking	I-Application
support	O
,	O
and	O
the	O
ability	O
to	O
synchronize	O
folders	O
.	O
</s>
<s>
Other	O
upgrades	O
include	O
an	O
enhanced	O
UI	B-Application
with	O
theme	O
support	O
and	O
savable	O
downloads	O
and	O
WAP	B-Protocol
in	O
Pocket	B-Application
Internet	I-Application
Explorer	I-Application
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
,	O
initially	O
named	O
as	O
Pocket	B-Device
PC	I-Device
2003	O
and	O
originally	O
codenamed	O
"	O
Ozone	O
"	O
,	O
was	O
the	O
first	O
release	O
under	O
the	O
Windows	B-Operating_System
Mobile	I-Operating_System
banner	O
,	O
released	O
on	O
June	O
23	O
,	O
2003	O
,	O
based	O
on	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
4.x	O
kernel	B-Operating_System
.	O
</s>
<s>
It	O
came	O
in	O
four	O
editions	O
:	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
for	O
Pocket	B-Device
PC	I-Device
Premium	O
Edition	O
"	O
,	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
for	O
Pocket	B-Device
PC	I-Device
Professional	O
Edition	O
"	O
,	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
for	O
Smartphone	B-Application
"	O
and	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
for	O
Pocket	B-Device
PC	I-Device
Phone	I-Device
Edition	I-Device
"	O
.	O
</s>
<s>
The	O
last	O
was	O
designed	O
especially	O
for	O
Pocket	B-Device
PCs	I-Device
which	O
include	O
phone	O
functionalities	O
.	O
</s>
<s>
The	O
Professional	O
Edition	O
was	O
used	O
in	O
Pocket	B-Device
PC	I-Device
budget	O
models	O
.	O
</s>
<s>
It	O
lacked	O
a	O
number	O
of	O
features	O
that	O
were	O
in	O
the	O
Premium	O
Edition	O
,	O
such	O
as	O
a	O
client	O
for	O
L2TP/IPsec	B-Application
VPNs	B-Application
.	O
</s>
<s>
All	O
versions	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
were	O
powered	O
by	O
Windows	B-Operating_System
CE	I-Operating_System
4.20	O
.	O
</s>
<s>
Communications	O
interface	O
were	O
enhanced	O
with	O
Bluetooth	B-Protocol
device	O
management	O
,	O
which	O
allowed	O
for	O
Bluetooth	B-Protocol
file	O
beaming	O
support	O
,	O
Bluetooth	B-Protocol
headset	O
support	O
and	O
support	O
for	O
Bluetooth	B-Protocol
add-on	O
keyboards	O
.	O
</s>
<s>
A	O
puzzle	O
game	O
titled	O
Jawbreaker	B-Language
is	O
among	O
the	O
preinstalled	O
programs	O
.	O
</s>
<s>
Other	O
features/built	O
-in	O
applications	O
included	O
the	O
following	O
:	O
enhanced	O
Pocket	B-Application
Outlook	I-Application
with	O
vCard	O
and	O
vCal	B-Language
support	O
,	O
improved	O
Pocket	B-Application
Internet	I-Application
Explorer	I-Application
and	O
SMS	O
reply	O
options	O
for	O
Phone	O
Edition	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
Second	O
Edition	O
,	O
also	O
known	O
as	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
SE	O
"	O
,	O
was	O
released	O
on	O
March	O
24	O
,	O
2004	O
,	O
and	O
first	O
offered	O
on	O
the	O
Dell	B-Operating_System
Axim	I-Operating_System
x30	I-Operating_System
.	O
</s>
<s>
It	O
was	O
based	O
on	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
4.x	O
kernel	B-Operating_System
.	O
</s>
<s>
This	O
was	O
the	O
last	O
version	O
which	O
allowed	O
users	O
to	O
back	O
up	O
and	O
restore	O
an	O
entire	O
device	O
through	O
ActiveSync	B-Operating_System
.	O
</s>
<s>
This	O
upgrade	O
allows	O
users	O
to	O
switch	O
between	O
portrait	O
and	O
landscape	O
modes	O
and	O
introduces	O
a	O
single-column	O
layout	O
in	O
Pocket	B-Application
Internet	I-Application
Explorer	I-Application
.	O
</s>
<s>
It	O
includes	O
support	O
for	O
Wi-Fi	O
Protected	O
Access	O
(	O
WPA	O
)	O
and	O
new	O
screen	B-General_Concept
resolutions	I-General_Concept
:	O
640×480	B-General_Concept
(	O
VGA	B-Protocol
)	O
,	O
240×240	O
,	O
and	O
480×480	O
.	O
</s>
<s>
It	O
was	O
powered	O
by	O
the	O
same	O
OS	O
as	O
with	O
Windows	B-Operating_System
Mobile	I-Operating_System
2003	O
,	O
which	O
was	O
Windows	B-Operating_System
CE	I-Operating_System
4.20	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
5.0	O
,	O
originally	O
codenamed	O
"	O
Magneto	O
"	O
,	O
was	O
released	O
at	O
Microsoft	O
's	O
Mobile	O
and	O
Embedded	O
Developers	O
Conference	O
2005	O
in	O
Las	O
Vegas	O
,	O
May	O
9	O
–	O
12	O
,	O
2005	O
,	O
and	O
was	O
based	O
on	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
kernel	B-Operating_System
.	O
</s>
<s>
Microsoft	O
offered	O
mainstream	O
support	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
5	O
through	O
October	O
12	O
,	O
2010	O
,	O
and	O
extended	O
support	O
through	O
October	O
13	O
,	O
2015	O
.	O
</s>
<s>
It	O
was	O
first	O
offered	O
on	O
the	O
Dell	B-Operating_System
Axim	I-Operating_System
x51	O
.	O
</s>
<s>
It	O
used	O
the	O
.NET	B-Operating_System
Compact	I-Operating_System
Framework	I-Operating_System
1.0	O
SP3	O
,	O
an	O
environment	O
for	O
programs	O
based	O
on	O
.NET	B-Application
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
5.0	O
included	O
Microsoft	B-Operating_System
Exchange	I-Operating_System
Server	I-Operating_System
"	O
push	O
"	O
functionality	O
improvements	O
that	O
worked	O
with	O
Exchange	O
2003	O
SP2	O
.	O
</s>
<s>
With	O
AKU2	B-Operating_System
software	O
upgrades	O
all	O
WM	O
5.0	O
devices	O
supported	O
DirectPush	B-Operating_System
.	O
</s>
<s>
This	O
continued	O
the	O
trend	O
of	O
Windows-based	O
devices	O
moving	O
from	O
using	O
RAM	O
as	O
their	O
primary	O
storage	O
medium	O
to	O
the	O
use	O
of	O
a	O
combination	O
of	O
RAM	O
and	O
flash	O
memory	O
(	O
in	O
use	O
,	O
no	O
distinction	O
between	O
the	O
two	O
is	O
obvious	O
to	O
users	O
)	O
.	O
</s>
<s>
Everything	O
is	O
backed	O
up	O
in	O
the	O
flash	O
memory	O
,	O
so	O
unlike	O
prior	O
devices	O
,	O
WM5	B-Operating_System
devices	O
lose	O
no	O
data	O
if	O
power	O
is	O
lost	O
.	O
</s>
<s>
New	O
to	O
5.0	O
,	O
OS	O
updates	O
were	O
released	O
as	O
adaptation	B-Operating_System
kit	I-Operating_System
upgrades	I-Operating_System
,	O
with	O
AKU	O
3.5	O
being	O
the	O
final	O
released	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
5	O
comes	O
with	O
Microsoft	B-Application
Office	I-Application
Mobile	I-Application
which	O
includes	O
PowerPoint	O
Mobile	O
,	O
Excel	O
Mobile	O
with	O
graphing	O
capability	O
and	O
Word	O
Mobile	O
with	O
the	O
ability	O
to	O
insert	O
tables	O
and	O
graphics	O
.	O
</s>
<s>
Media	O
management	O
and	O
playback	O
was	O
enhanced	O
with	O
Picture	O
and	O
Video	O
package	O
,	O
which	O
converged	O
the	O
management	O
of	O
videos	O
and	O
pictures	O
and	O
Windows	B-Device
Media	I-Device
Player	I-Device
10	I-Device
Mobile	O
.	O
</s>
<s>
Among	O
new	O
hardware	O
features	O
were	O
enhanced	O
Bluetooth	B-Protocol
support	O
,	O
default	O
QWERTY	O
keyboard-support	O
and	O
a	O
management	O
interface	O
for	O
Global	O
Positioning	O
System	O
(	O
GPS	O
)	O
.	O
</s>
<s>
Improvements	O
were	O
made	O
to	O
ActiveSync	B-Operating_System
4.2	O
with	O
15%	O
increased	O
synchronization	O
speed	O
.	O
</s>
<s>
Business	O
customers	O
benefited	O
from	O
a	O
new	O
error	O
reporting	O
facility	O
similar	O
to	O
that	O
present	O
in	O
desktop	O
and	O
server	O
Windows	B-Application
systems	O
.	O
</s>
<s>
DirectShow	B-Library
was	O
also	O
natively	O
added	O
.	O
</s>
<s>
This	O
release	O
was	O
the	O
first	O
to	O
include	O
DirectDraw	O
with	O
hardware	O
acceleration	O
,	O
replacing	O
the	O
deprecated	B-General_Concept
graphics	O
component	O
of	O
GAPI	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
5.0	O
requires	O
at	O
least	O
64MB	O
of	O
ROM	O
(	O
it	O
's	O
advisable	O
to	O
have	O
64MB	O
of	O
RAM	O
)	O
,	O
and	O
the	O
device	O
must	O
run	O
an	O
ARM	B-Architecture
compatible	O
processor	O
such	O
as	O
the	O
Intel	B-Application
XScale	I-Application
or	O
the	O
Samsung	O
and	O
Texas	O
Instruments	O
ARM	B-Architecture
compatibles	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
,	O
formerly	O
codenamed	O
"	O
Crossbow	O
"	O
,	O
was	O
released	O
on	O
February	O
12	O
,	O
2007	O
at	O
the	O
3GSM	O
World	O
Congress	O
2007	O
and	O
was	O
based	O
on	O
the	O
Windows	B-Operating_System
CE	I-Operating_System
5.2	I-Operating_System
kernel	B-Operating_System
.	O
</s>
<s>
It	O
comes	O
in	O
three	O
different	O
versions	O
:	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
Standard	O
"	O
for	O
Smartphones	B-Application
(	O
phones	O
without	O
touchscreens	B-Device
)	O
,	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
Professional	O
"	O
for	O
Pocket	B-Device
PCs	I-Device
with	O
phone	O
functionality	O
,	O
and	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
Classic	O
"	O
for	O
Pocket	B-Device
PCs	I-Device
without	O
cellular	O
radios	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
is	O
powered	O
by	O
Windows	B-Operating_System
CE	I-Operating_System
5.0	I-Operating_System
(	O
version	O
5.2	O
)	O
and	O
is	O
strongly	O
linked	O
to	O
the	O
then	O
newly	O
introduced	O
Windows	B-Application
Live	O
and	O
Exchange	O
2007	O
products	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
Standard	O
was	O
first	O
offered	O
on	O
the	O
Orange	O
's	O
SPV	O
E650	O
,	O
while	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
Professional	O
was	O
first	O
offered	O
on	O
the	O
O2	O
's	O
Xda	O
Terra	O
.	O
</s>
<s>
Aesthetically	O
,	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
was	O
meant	O
to	O
be	O
similar	O
in	O
design	O
to	O
the	O
then	O
newly	O
released	O
Windows	B-Application
Vista	I-Application
.	O
</s>
<s>
Functionally	O
,	O
it	O
works	O
much	O
like	O
Windows	B-Operating_System
Mobile	I-Operating_System
5	O
,	O
but	O
with	O
much	O
better	O
stability	O
.	O
</s>
<s>
Along	O
with	O
the	O
announcement	O
of	O
Office	B-Application
Mobile	I-Application
6.1	O
with	O
support	O
for	O
Office	O
2007	O
document	O
formats	O
(	O
pptx	O
,	O
docx	O
,	O
xlsx	O
)	O
;	O
OneNote	B-Application
Mobile	O
,	O
a	O
companion	O
to	O
Microsoft	B-Application
Office	I-Application
OneNote	I-Application
was	O
added	O
to	O
the	O
already	O
installed	O
version	O
.	O
</s>
<s>
In	O
addition	O
to	O
the	O
newly	O
included	O
programs	O
with	O
Office	B-Application
Mobile	I-Application
improvements	O
were	O
made	O
to	O
existing	O
applications	O
.	O
</s>
<s>
Such	O
as	O
HTML	O
email	O
support	O
in	O
Outlook	B-Application
Mobile	I-Application
.	O
</s>
<s>
A	O
large	O
number	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
users	O
are	O
enterprise	O
users	O
business	O
environments	O
were	O
targeted	O
.	O
</s>
<s>
With	O
Server	O
Search	O
on	O
Microsoft	O
Exchange	O
2007	O
,	O
Out	O
of	O
Office	O
Replies	O
with	O
Microsoft	O
Exchange	O
2007	O
,	O
and	O
search	O
ability	O
for	O
contacts	O
in	O
an	O
Exchange	B-Operating_System
Server	I-Operating_System
Address	O
Book	O
being	O
implemented	O
.	O
</s>
<s>
To	O
aid	O
development	O
for	O
programmers	O
,	O
.NET	B-Operating_System
Compact	I-Operating_System
Framework	I-Operating_System
v2	O
SP2	O
is	O
now	O
preinstalled	O
with	O
the	O
OS	O
.	O
</s>
<s>
Developers	O
and	O
users	O
also	O
have	O
access	O
to	O
Microsoft	B-Operating_System
SQL	I-Operating_System
Server	I-Operating_System
2005	I-Operating_System
Compact	I-Operating_System
Edition	I-Operating_System
for	O
storage	O
and	O
retrieval	O
of	O
information	O
.	O
</s>
<s>
AJAX	B-Device
,	O
JavaScript	B-Language
,	O
and	O
XMLDOM	B-General_Concept
support	O
were	O
added	O
to	O
Internet	B-Application
Explorer	I-Application
Mobile	I-Application
along	O
with	O
improved	O
devicewide	O
Internet	B-Protocol
Sharing	I-Protocol
.	O
</s>
<s>
Communication	O
abilities	O
were	O
further	O
enhanced	O
with	O
a	O
new	O
Microsoft	O
Bluetooth	B-Protocol
Stack	O
and	O
VoIP	B-Application
(	O
Internet	O
calling	O
)	O
support	O
with	O
acoustic	O
echo	O
cancellation	O
and	O
MSRT	B-Algorithm
audio	O
codec	O
.	O
</s>
<s>
To	O
improve	O
security	O
Microsoft	O
added	O
Storage	O
Card	O
Encryption	O
so	O
that	O
encryption	O
keys	O
are	O
lost	O
if	O
device	O
is	O
cold-booted	B-Operating_System
.	O
</s>
<s>
Further	O
updates	O
both	O
,	O
security	O
and	O
feature	O
,	O
can	O
now	O
also	O
be	O
provided	O
using	O
Operating	B-General_Concept
System	I-General_Concept
Live	O
Update	O
.	O
</s>
<s>
Among	O
other	O
improvements	O
:	O
320×320	O
and	O
800×480	O
(	O
WVGA	O
)	O
screen	B-General_Concept
resolution	I-General_Concept
support	O
(	O
The	O
S01SH	O
or	O
"	O
Em	O
One	O
"	O
by	O
Sharp	O
was	O
the	O
first	O
and	O
only	O
device	O
to	O
have	O
an	O
800×480	O
screen	O
on	O
WM5	B-Operating_System
)	O
,	O
Improved	O
Remote	B-Protocol
Desktop	I-Protocol
access	O
(	O
available	O
for	O
only	O
certain	O
Pocket	B-Device
PCs	I-Device
)	O
,	O
Customer	O
Feedback	O
option	O
,	O
Smartfilter	O
for	O
searching	O
within	O
programs	O
and	O
Unlicensed	O
Mobile	O
Access	O
(	O
UMA	O
)	O
support	O
for	O
select	O
operators	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
6.1	O
was	O
announced	O
April	O
1	O
,	O
2008	O
,	O
and	O
was	O
based	O
on	O
the	O
Windows	O
CE	O
5.x	O
kernel	B-Operating_System
.	O
</s>
<s>
It	O
is	O
a	O
minor	O
upgrade	O
to	O
the	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
platform	O
with	O
various	O
performance	O
enhancements	O
and	O
a	O
redesigned	O
Home	O
screen	O
featuring	O
horizontal	O
tiles	O
that	O
expand	O
on	O
clicking	O
to	O
display	O
more	O
information	O
,	O
although	O
this	O
new	O
home	O
screen	O
is	O
featured	O
only	O
on	O
Windows	B-Operating_System
Mobile	I-Operating_System
Standard	O
edition	O
.	O
</s>
<s>
Several	O
other	O
changes	O
such	O
as	O
threaded	O
SMS	O
,	O
full	O
page	O
zooming	O
in	O
Internet	O
Explorer	O
and	O
'	O
Domain	O
Enroll	O
 '	O
were	O
also	O
added	O
,	O
along	O
with	O
a	O
"	O
mobile	O
"	O
version	O
of	O
the	O
Microsoft	B-Application
OneNote	I-Application
program	O
and	O
an	O
interactive	O
"	O
Getting	O
Started	O
"	O
wizard	O
.	O
</s>
<s>
Domain	O
Enroll	O
is	O
functionality	O
to	O
connect	O
the	O
device	O
to	O
System	B-Operating_System
Center	I-Operating_System
Mobile	I-Operating_System
Device	I-Operating_System
Manager	I-Operating_System
2008	O
,	O
a	O
product	O
to	O
manage	O
mobile	B-Application
devices	I-Application
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
6.1	O
also	O
had	O
improved	O
bandwidth	O
efficiency	O
in	O
its	O
push-email	O
protocol	O
ActiveSync	B-Operating_System
up	O
to	O
40%	O
;	O
this	O
considerably	O
improved	O
battery	O
life	O
in	O
many	O
devices	O
.	O
</s>
<s>
The	O
version	O
of	O
Windows	B-Operating_System
CE	I-Operating_System
in	O
WM	O
6.0	O
is	O
5.2	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
6.5	O
is	O
a	O
stopgap	O
update	O
to	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.1	O
,	O
based	O
on	O
the	O
Windows	O
CE	O
5.x	O
kernel	B-Operating_System
,	O
intended	O
to	O
bridge	O
the	O
gap	O
between	O
version	O
6.1	O
and	O
the	O
then	O
yet-to-be	O
released	O
Windows	B-Operating_System
Mobile	I-Operating_System
7	O
(	O
Later	O
canceled	O
in	O
favor	O
of	O
Windows	B-Protocol
Phone	I-Protocol
7	O
)	O
,	O
that	O
arrived	O
in	O
2010	O
.	O
</s>
<s>
It	O
was	O
never	O
part	O
of	O
Microsoft	O
's	O
mobile	O
phone	O
roadmap	O
,	O
and	O
has	O
been	O
described	O
by	O
its	O
chief	O
executive	O
,	O
Steve	O
Ballmer	O
,	O
as	O
"	O
not	O
the	O
full	O
release	O
Microsoft	O
wanted	O
"	O
until	O
the	O
multi-touch-enabled	O
Windows	B-Operating_System
Mobile	I-Operating_System
7	O
(	O
now	O
replaced	O
by	O
Windows	B-Protocol
Phone	I-Protocol
)	O
arrived	O
in	O
2010	O
.	O
</s>
<s>
Ballmer	O
also	O
indicated	O
that	O
the	O
company	O
"	O
screwed	O
up	O
with	O
Windows	B-Operating_System
Mobile	I-Operating_System
"	O
,	O
he	O
lamented	O
that	O
Windows	B-Operating_System
Mobile	I-Operating_System
7	O
was	O
not	O
yet	O
available	O
and	O
that	O
the	O
Windows	B-Operating_System
Mobile	I-Operating_System
team	O
needed	O
to	O
try	O
to	O
recoup	O
losses	O
.	O
</s>
<s>
It	O
was	O
released	O
to	O
manufacturers	O
on	O
May	O
11	O
,	O
2009	O
;	O
the	O
first	O
devices	O
running	O
the	O
operating	B-General_Concept
system	I-General_Concept
appeared	O
in	O
late	O
October	O
2009	O
.	O
</s>
<s>
Several	O
phones	O
that	O
officially	O
shipped	O
with	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.1	O
can	O
be	O
officially	O
updated	O
to	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.5	O
.	O
</s>
<s>
This	O
update	O
includes	O
some	O
significant	O
new	O
added	O
features	O
,	O
such	O
as	O
a	O
revamped	O
GUI	B-Application
,	O
a	O
new	O
Today	O
screen	O
resembling	O
that	O
of	O
Microsoft	O
's	O
Zune	B-Library
player	O
with	O
vertically	O
scrollable	O
labels	O
(	O
called	O
'	O
Titanium	O
 '	O
)	O
in	O
terms	O
of	O
functionality	O
with	O
a	O
styling	O
similar	O
to	O
that	O
of	O
Windows	B-Device
7	I-Device
.	O
</s>
<s>
WM	O
6.5	O
also	O
includes	O
the	O
new	O
Internet	B-Application
Explorer	I-Application
Mobile	I-Application
6	O
browser	B-Application
,	O
with	O
improved	O
interface	O
.	O
</s>
<s>
Along	O
with	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.5	O
,	O
Microsoft	O
announced	O
several	O
cloud	B-Architecture
computing	I-Architecture
services	O
codenamed	O
"	O
SkyBox	O
"	O
,	O
"	O
SkyLine	O
"	O
,	O
"	O
SkyMarket	B-Operating_System
"	O
.	O
</s>
<s>
"	O
SkyBox	O
"	O
has	O
been	O
confirmed	O
as	O
My	B-Operating_System
Phone	I-Operating_System
,	O
while	O
"	O
SkyMarket	B-Operating_System
"	O
has	O
been	O
confirmed	O
as	O
Windows	B-Operating_System
Marketplace	I-Operating_System
for	I-Operating_System
Mobile	I-Operating_System
.	O
</s>
<s>
Whilst	O
this	O
version	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
does	O
not	O
natively	O
support	O
capacitive	O
screens	O
,	O
mobile	O
manufacturers	O
have	O
been	O
able	O
to	O
use	O
them	O
on	O
their	O
devices	O
.	O
</s>
<s>
In	O
the	O
months	O
following	O
this	O
release	O
,	O
development	O
shifted	O
from	O
Windows	B-Operating_System
Mobile	I-Operating_System
to	O
its	O
successor	O
Windows	B-Protocol
Phone	I-Protocol
.	O
</s>
<s>
6.5.1	O
brings	O
larger	O
user	B-Application
interface	I-Application
elements	O
,	O
including	O
icon	O
based	O
soft	O
buttons	O
(	O
rather	O
than	O
text	O
based	O
)	O
,	O
an	O
updated	O
contacts	O
app	O
,	O
native	O
support	O
for	O
A-GPS	O
,	O
improved	O
threaded	O
text	O
messaging	B-Protocol
,	O
and	O
performance	O
improvements	O
.	O
</s>
<s>
It	O
was	O
unofficially	O
ported	O
to	O
several	O
Windows	B-Operating_System
Mobile	I-Operating_System
phones	O
.	O
</s>
<s>
6.5.3	O
continues	O
the	O
trend	O
of	O
attempting	O
to	O
provide	O
a	O
more	O
finger-friendly	O
user	B-Application
interface	I-Application
with	O
several	O
new	O
usability	O
features	O
such	O
as	O
native	O
support	O
for	O
multitouch	B-Application
;	O
although	O
device	O
maker	O
HTC	O
Corporation	O
created	O
proprietary	B-Application
work-arounds	O
to	O
allow	O
multi-touch	B-Application
to	O
work	O
on	O
some	O
applications	O
it	O
installed	O
on	O
its	O
HD2	O
handset	O
(	O
However	O
,	O
Microsoft	O
applications	O
on	O
this	O
handset	O
,	O
such	O
as	O
the	O
Internet	O
Explorer	O
web	B-Application
browser	I-Application
,	O
did	O
not	O
support	O
multi-touch	B-Application
.	O
)	O
</s>
<s>
Internet	B-Application
Explorer	I-Application
Mobile	I-Application
6	O
has	O
also	O
received	O
some	O
major	O
updates	O
including	O
decreased	O
page	O
load	O
time	O
,	O
improved	O
memory	O
management	O
and	O
gesture	O
smoothing	O
.	O
</s>
<s>
Additional	O
features	O
include	O
threaded	O
email	O
and	O
Office	B-Application
Mobile	I-Application
2010	O
.	O
</s>
<s>
It	O
first	O
leaked	O
in	O
January	O
2010	O
,	O
and	O
was	O
unofficially	O
ported	O
to	O
some	O
Windows	B-Operating_System
Mobile	I-Operating_System
phones	O
.	O
</s>
<s>
The	O
name	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.5.5	O
has	O
been	O
applied	O
to	O
these	O
newer	O
builds	O
,	O
although	O
this	O
name	O
remained	O
unconfirmed	O
by	O
Microsoft	O
.	O
</s>
<s>
There	O
are	O
three	O
main	O
versions	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
for	O
various	O
hardware	O
devices	O
:	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
Professional	O
runs	O
on	O
smartphones	B-Application
with	O
touchscreens	B-Device
,	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
Standard	O
runs	O
on	O
mobile	O
phones	O
without	O
touchscreens	B-Device
,	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
Classic	O
which	O
runs	O
on	O
personal	B-Application
digital	I-Application
assistant	I-Application
or	O
Pocket	B-Device
PCs	I-Device
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
for	O
Automotive	O
and	O
Windows	B-Operating_System
Mobile	I-Operating_System
software	I-Operating_System
for	O
Portable	O
Media	O
Centers	O
are	O
among	O
some	O
specialty	O
versions	O
of	O
the	O
platform	O
.	O
</s>
<s>
Microsoft	O
had	O
over	O
50	O
handset	O
partners	O
,	O
when	O
Windows	B-Operating_System
Mobile	I-Operating_System
was	O
still	O
being	O
shipped	O
on	O
new	O
devices	O
.	O
</s>
<s>
80%	O
of	O
the	O
50	O
million	O
Windows	B-Operating_System
Mobile	I-Operating_System
devices	O
that	O
were	O
made	O
from	O
launch	O
to	O
February	O
2009	O
were	O
built	O
by	O
one	O
contract	O
manufacturing	O
group	O
,	O
HTC	O
,	O
which	O
makes	O
handsets	O
for	O
several	O
major	O
companies	O
under	O
their	O
brands	O
,	O
and	O
under	O
its	O
own	O
brand	O
.	O
</s>
<s>
On	O
January	O
10	O
,	O
2011	O
,	O
Microsoft	O
announced	O
Windows	B-Application
Embedded	O
Handheld	B-Application
6.5	O
.	O
</s>
<s>
The	O
operating	B-General_Concept
system	I-General_Concept
has	O
compatibility	O
with	O
Windows	B-Operating_System
Mobile	I-Operating_System
6.5	O
and	O
is	O
presented	O
as	O
an	O
enterprise	O
handheld	B-Application
device	I-Application
,	O
targeting	O
retailers	O
,	O
delivery	O
companies	O
,	O
and	O
other	O
companies	O
that	O
rely	O
on	O
handheld	B-Application
computing	O
.	O
</s>
<s>
Unlike	O
Windows	B-Protocol
Phone	I-Protocol
,	O
Windows	B-Application
Embedded	O
Handheld	B-Application
retains	O
backward	O
compatibility	O
with	O
legacy	O
Windows	B-Operating_System
Mobile	I-Operating_System
applications	O
.	O
</s>
<s>
Pocket	B-Device
PCs	I-Device
and	O
personal	B-Application
digital	I-Application
assistants	I-Application
were	O
originally	O
the	O
intended	O
platform	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
.	O
</s>
<s>
Beginning	O
with	O
version	O
6	O
devices	O
with	O
this	O
functionality	O
ran	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
Professional	O
"	O
and	O
those	O
that	O
lacked	O
it	O
ran	O
"	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
Classic	O
"	O
.	O
</s>
<s>
Microsoft	O
had	O
described	O
these	O
devices	O
as	O
"	O
a	O
handheld	B-Application
device	I-Application
that	O
enables	O
you	O
to	O
store	O
and	O
retrieve	O
e-mail	O
,	O
contacts	O
,	O
appointments	O
,	O
play	O
multimedia	O
files	O
,	O
games	O
,	O
exchange	O
text	O
messages	O
with	O
MSN	B-Protocol
Messenger	I-Protocol
,	O
browse	O
the	O
Web	O
,	O
and	O
more	O
"	O
.	O
</s>
<s>
From	O
a	O
technical	O
standpoint	O
Microsoft	O
also	O
specified	O
various	O
hardware	O
and	O
software	O
requirements	O
such	O
as	O
the	O
inclusion	O
of	O
a	O
touchscreen	B-Device
and	O
a	O
directional	O
pad	O
or	O
touchpad	O
.	O
</s>
<s>
Smartphones	B-Application
were	O
the	O
second	O
hardware	O
platform	O
after	O
Pocket	B-Device
PC	I-Device
to	O
run	O
Windows	B-Operating_System
Mobile	I-Operating_System
,	O
and	O
debuted	O
with	O
the	O
release	O
of	O
Pocket	B-Device
PC	I-Device
2002	O
.	O
</s>
<s>
Although	O
in	O
the	O
broad	O
sense	O
of	O
the	O
term	O
"	O
Smartphone	B-Application
"	O
,	O
both	O
Pocket	B-Device
PC	I-Device
phones	I-Device
and	O
Microsoft	O
branded	O
Smartphones	B-Application
each	O
fit	O
into	O
this	O
category	O
.	O
</s>
<s>
Microsoft	O
's	O
use	O
of	O
the	O
term	O
"	O
Smartphone	B-Application
"	O
includes	O
only	O
more	O
specific	O
hardware	O
devices	O
that	O
differ	O
from	O
Pocket	B-Device
PC	I-Device
phones	I-Device
.	O
</s>
<s>
Such	O
Smartphones	B-Application
were	O
originally	O
designed	O
without	O
touchscreens	B-Device
,	O
intended	O
to	O
be	O
operated	O
more	O
efficiently	O
with	O
only	O
one	O
hand	O
,	O
and	O
typically	O
had	O
lower	O
display	B-General_Concept
resolution	I-General_Concept
than	O
Pocket	B-Device
PCs	I-Device
.	O
</s>
<s>
Microsoft	O
's	O
focus	O
for	O
the	O
Smartphone	B-Application
platform	O
was	O
to	O
create	O
a	O
device	O
that	O
functioned	O
well	O
as	O
a	O
phone	O
and	O
data	O
device	O
in	O
a	O
more	O
integrated	O
manner	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
's	O
share	O
of	O
the	O
smartphone	B-Application
market	O
grew	O
from	O
its	O
inception	O
while	O
new	O
devices	O
were	O
being	O
released	O
.	O
</s>
<s>
In	O
Q1	O
2003	O
,	O
Windows	B-Operating_System
Mobile	I-Operating_System
was	O
the	O
third	O
largest	O
operating	B-General_Concept
system	I-General_Concept
in	O
the	O
smart	O
handheld	B-Application
market	O
,	O
behind	O
Symbian	B-Operating_System
and	O
Palm	B-Operating_System
OS	I-Operating_System
.	O
</s>
<s>
In	O
Q1	O
2004	O
,	O
Windows	B-Operating_System
Mobile	I-Operating_System
accounted	O
for	O
23%	O
of	O
worldwide	O
smartphone	B-Application
sales	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
was	O
projected	O
in	O
2005	O
to	O
overtake	O
Symbian	B-Operating_System
to	O
become	O
the	O
leading	O
mobile	B-Operating_System
OS	I-Operating_System
by	O
2010	O
.	O
</s>
<s>
In	O
Q3	O
2004	O
,	O
Windows	B-Operating_System
Mobile	I-Operating_System
(	O
CE	O
)	O
surpassed	O
Palm	B-Operating_System
OS	I-Operating_System
to	O
become	O
the	O
largest	O
PDA	B-Application
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
In	O
Q4	O
2005	O
Microsoft	O
shipped	O
2.2	O
million	O
PDAs	B-Application
,	O
which	O
increased	O
to	O
3.5	O
million	O
in	O
the	O
same	O
quarter	O
the	O
following	O
year	O
.	O
</s>
<s>
Windows	B-Operating_System
Mobile	I-Operating_System
saw	O
year	O
over	O
year	O
growth	O
between	O
2005	O
and	O
2006	O
of	O
38.8	O
%	O
which	O
according	O
to	O
Gartner	O
"	O
helped	O
Windows	B-Operating_System
Mobile	I-Operating_System
to	O
solidify	O
its	O
stronghold	O
on	O
the	O
market	O
"	O
.	O
</s>
<s>
Microsoft	O
licensed	O
Windows	B-Operating_System
Mobile	I-Operating_System
to	O
four	O
out	O
of	O
the	O
world	O
's	O
five	O
largest	O
mobile	O
phone	O
manufacturers	O
,	O
with	O
Nokia	O
being	O
the	O
exception	O
.	O
</s>
<s>
Gartner	O
research	O
data	O
showed	O
that	O
while	O
the	O
total	O
smartphone	B-Application
industry	O
grew	O
27%	O
between	O
2008	O
and	O
2009	O
,	O
Windows	B-Operating_System
Mobile	I-Operating_System
's	O
share	O
of	O
the	O
smartphone	B-Application
market	O
fell	O
2.7	O
%	O
in	O
that	O
same	O
period	O
.	O
</s>
<s>
At	O
one	O
time	O
Windows	B-Operating_System
Mobile	I-Operating_System
was	O
the	O
most	O
popular	O
handset	O
for	O
business	O
use	O
,	O
but	O
by	O
2009	O
this	O
was	O
no	O
longer	O
the	O
case	O
;	O
24%	O
of	O
planned	O
business	O
deployments	O
of	O
mobile	O
application	O
in	O
the	O
United	O
States	O
were	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
,	O
putting	O
it	O
in	O
3rd	O
place	O
,	O
behind	O
BlackBerry	B-Application
(	O
61%	O
)	O
and	O
iPhone	B-Operating_System
OS	I-Operating_System
(	O
27%	O
)	O
;	O
</s>
<s>
In	O
February	O
2009	O
,	O
Microsoft	O
signed	O
a	O
deal	O
with	O
the	O
third	O
largest	O
mobile	O
phone	O
maker	O
,	O
LG	O
Electronics	O
,	O
to	O
license	O
Windows	B-Operating_System
Mobile	I-Operating_System
OS	O
on	O
50	O
upcoming	O
LG	O
smartphone	B-Application
models	O
.	O
</s>
<s>
But	O
in	O
September	O
2009	O
,	O
Palm	O
,	O
Inc	O
.	O
announced	O
it	O
would	O
drop	O
Windows	B-Operating_System
Mobile	I-Operating_System
from	O
its	O
smartphone	B-Application
line-up	O
.	O
</s>
<s>
Gartner	O
estimated	O
that	O
by	O
the	O
third	O
quarter	O
of	O
2009	O
Windows	B-Operating_System
Mobile	I-Operating_System
's	O
share	O
of	O
worldwide	O
smartphone	B-Application
sales	O
was	O
7.9	O
%	O
.	O
</s>
<s>
By	O
August	O
2010	O
,	O
it	O
was	O
the	O
least	O
popular	O
smartphone	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
,	O
with	O
a	O
5%	O
share	O
of	O
the	O
worldwide	O
smartphone	B-Application
market	O
(	O
after	O
Symbian	B-Operating_System
,	O
BlackBerry	B-Application
OS	I-Application
,	O
Android	B-Application
and	O
iOS	B-Operating_System
)	O
.	O
</s>
<s>
An	O
October	O
2009	O
report	O
in	O
DigiTimes	O
said	O
that	O
Acer	O
will	O
shift	O
its	O
focus	O
from	O
Windows	B-Operating_System
Mobile	I-Operating_System
to	O
Google	B-Application
Android	I-Application
.	O
</s>
<s>
The	O
New	O
York	O
Times	O
reported	O
in	O
2009	O
that	O
Windows	B-Operating_System
Mobile	I-Operating_System
"	O
is	O
foundering	O
"	O
,	O
as	O
cellphone	O
makers	O
desert	O
it	O
in	O
favor	O
of	O
Google	B-Application
's	I-Application
Android	I-Application
phone	O
platform	O
.	O
</s>
<s>
It	O
cited	O
the	O
difficulties	O
in	O
Microsoft	O
's	O
business	O
model	O
,	O
which	O
involves	O
charging	O
handset	O
manufacturers	O
up	O
to	O
$25	O
for	O
each	O
copy	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
,	O
while	O
rival	O
Google	O
gives	O
away	O
Android	B-Application
for	O
free	O
.	O
</s>
<s>
From	O
late	O
2009	O
analysts	O
and	O
media	O
reports	O
began	O
to	O
express	O
concerns	O
about	O
the	O
future	O
viability	O
of	O
the	O
Windows	B-Operating_System
Mobile	I-Operating_System
platform	O
,	O
and	O
whether	O
Microsoft	O
would	O
keep	O
supporting	O
it	O
into	O
the	O
future	O
.	O
</s>
<s>
Samsung	O
announced	O
in	O
November	O
2009	O
that	O
it	O
would	O
phase	O
out	O
the	O
Windows	B-Operating_System
Mobile	I-Operating_System
platform	O
,	O
to	O
concentrate	O
on	O
its	O
own	O
Bada	B-Operating_System
operating	I-Operating_System
system	I-Operating_System
,	O
Google	B-Application
's	I-Application
Android	I-Application
,	O
and	O
Microsoft	O
's	O
Windows	B-Protocol
Phone	I-Protocol
.	O
</s>
<s>
Software	O
could	O
be	O
developed	O
by	O
third	O
parties	O
for	O
the	O
Windows	B-Operating_System
Mobile	I-Operating_System
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
These	O
included	O
writing	O
native	O
code	O
with	O
Visual	B-Application
C++	I-Application
,	O
managed	O
code	O
that	O
worked	O
with	O
the	O
.NET	B-Operating_System
Compact	I-Operating_System
Framework	I-Operating_System
,	O
writing	O
code	O
in	O
Tcl-Tk	O
with	O
eTcl	O
,	O
GCC	O
using	O
CeGCC	O
,	O
Python	B-Language
using	O
PythonCE	O
or	O
server-side	B-Language
code	I-Language
that	O
could	O
be	O
deployed	O
using	O
Internet	B-Application
Explorer	I-Application
Mobile	I-Application
or	O
a	O
mobile	O
client	O
on	O
a	O
user	O
's	O
device	O
.	O
</s>
<s>
The	O
.NET	B-Operating_System
Compact	I-Operating_System
Framework	I-Operating_System
was	O
a	O
subset	O
of	O
the	O
.NET	B-Application
Framework	I-Application
and	O
hence	O
shared	O
many	O
components	O
with	O
software	O
development	O
on	O
desktop	O
clients	O
,	O
application	O
servers	O
,	O
and	O
web	O
servers	O
which	O
had	O
the	O
.NET	B-Application
Framework	I-Application
installed	O
,	O
thus	O
integrating	O
networked	O
computing	O
space	O
.	O
</s>
<s>
To	O
aid	O
developers	O
Microsoft	O
released	O
software	B-Application
development	I-Application
kits	I-Application
(	O
SDKs	O
)	O
that	O
worked	O
in	O
conjunction	O
with	O
their	O
Visual	B-Application
Studio	I-Application
development	O
environment	O
.	O
</s>
<s>
These	O
SDKs	O
included	O
emulator	B-Application
images	O
for	O
developers	O
to	O
test	O
and	O
debug	O
their	O
applications	O
while	O
writing	O
them	O
.	O
</s>
<s>
Microsoft	O
also	O
distributed	O
Visual	B-Application
Studio	I-Application
2008	I-Application
/	O
2005	O
Professional	O
Editions	O
,	O
and	O
server/database	O
counterparts	O
to	O
students	O
as	O
downloads	O
free	O
of	O
charge	O
via	O
its	O
DreamSpark	O
program	O
.	O
</s>
<s>
Third	O
party	O
integrated	B-Application
development	I-Application
environments	I-Application
could	O
also	O
be	O
used	O
to	O
write	O
software	O
such	O
as	O
Lazarus	B-Language
,	O
Resco	O
MobileForms	O
Toolkit	O
,	O
Lexico	O
,	O
NS	B-Device
Basic	I-Device
and	O
Basic4ppc	B-Language
.	O
</s>
<s>
Developer	O
communities	O
have	O
used	O
the	O
SDK	O
to	O
port	O
later	O
versions	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
OS	O
to	O
older	O
devices	O
and	O
making	O
the	O
OS	O
images	O
available	O
for	O
free	O
,	O
thus	O
providing	O
the	O
devices	O
with	O
newer	O
feature	O
sets	O
.	O
</s>
<s>
At	O
the	O
same	O
time	O
Microsoft	O
offered	O
upgrades	O
to	O
Windows	B-Operating_System
Mobile	I-Operating_System
6	O
versions	O
to	O
manufacturers	O
for	O
free	O
.	O
</s>
<s>
On	O
July	O
5	O
,	O
2009	O
,	O
Microsoft	O
opened	O
a	O
third-party	O
application	O
distribution	O
service	O
called	O
Windows	B-Operating_System
Marketplace	I-Operating_System
for	I-Operating_System
Mobile	I-Operating_System
.	O
</s>
<s>
In	O
2011	O
,	O
Windows	B-Operating_System
Marketplace	I-Operating_System
for	I-Operating_System
Mobile	I-Operating_System
stopped	O
accepting	O
new	O
admissions	O
.	O
</s>
<s>
In	O
the	O
early	O
years	O
of	O
Windows	B-Operating_System
Mobile	I-Operating_System
devices	O
were	O
able	O
to	O
be	O
managed	O
and	O
synced	O
from	O
a	O
remote	O
computer	O
using	O
ActiveSync	B-Operating_System
;	O
a	O
data	B-General_Concept
synchronization	I-General_Concept
technology	O
and	O
protocol	O
developed	O
by	O
Microsoft	O
,	O
originally	O
released	O
in	O
1996	O
.	O
</s>
<s>
This	O
allowed	O
servers	O
running	O
Microsoft	B-Operating_System
Exchange	I-Operating_System
Server	I-Operating_System
,	O
or	O
other	O
third	O
party	O
variants	O
,	O
to	O
act	O
as	O
a	O
personal	B-Application
information	I-Application
manager	I-Application
and	O
share	O
information	O
such	O
as	O
email	O
,	O
calendar	O
appointments	O
,	O
contacts	O
or	O
internet	O
favorites	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
Windows	B-Application
Vista	I-Application
,	O
ActiveSync	B-Operating_System
was	O
replaced	O
with	O
Windows	B-Operating_System
Mobile	I-Operating_System
Device	O
Center	O
.	O
</s>
<s>
Device	O
Center	O
is	O
included	O
with	O
Vista	B-Application
and	O
Windows	B-Device
7	I-Device
and	O
provides	O
many	O
front	B-Architecture
end	I-Architecture
enhancements	O
,	O
allowing	O
a	O
home	O
user	O
to	O
sync	O
PIM	O
information	O
with	O
Microsoft	B-Application
Outlook	I-Application
2003	O
and	O
later	O
,	O
photos	O
from	O
Windows	B-Application
Photo	O
Gallery	O
,	O
videos	O
or	O
music	O
from	O
Windows	B-Device
Media	I-Device
Player	I-Device
and	O
favorites	O
with	O
Internet	O
Explorer	O
;	O
without	O
the	O
need	O
for	O
a	O
server	O
back	B-Architecture
end	I-Architecture
.	O
</s>
<s>
Devices	O
at	O
this	O
time	O
also	O
included	O
a	O
base	O
driver	O
compatible	O
with	O
Mobile	B-Application
Device	I-Application
Center	O
so	O
a	O
user	O
can	O
connect	O
to	O
a	O
computer	O
without	O
a	O
need	O
for	O
any	O
configuration	O
.	O
</s>
