<s>
The	O
term	O
personal	B-Application
communicator	I-Application
has	O
been	O
used	O
with	O
several	O
meanings	O
.	O
</s>
<s>
Around	O
1990	O
the	O
next	O
generation	O
digital	O
mobile	O
phones	O
were	O
called	O
digital	O
personal	B-Application
communicators	I-Application
.	O
</s>
<s>
Another	O
definition	O
,	O
coined	O
in	O
1991	O
,	O
is	O
for	O
a	O
category	O
of	O
handheld	B-Application
devices	I-Application
that	O
provide	O
personal	B-Application
information	I-Application
manager	I-Application
functions	O
and	O
packet	B-Protocol
switched	I-Protocol
wireless	B-General_Concept
data	O
communications	O
capabilities	O
over	O
wireless	B-General_Concept
wide	I-General_Concept
area	I-General_Concept
networks	I-General_Concept
such	O
as	O
cellular	O
networks	O
.	O
</s>
<s>
These	O
devices	O
are	O
now	O
commonly	O
referred	O
to	O
as	O
smartphones	B-Application
.	O
</s>
