<s>
Electrically	O
operated	O
display	B-Device
devices	I-Device
have	O
developed	O
from	O
electromechanical	O
systems	O
for	O
display	O
of	O
text	O
,	O
up	O
to	O
all-electronic	O
devices	O
capable	O
of	O
full-motion	O
3D	O
color	O
graphic	O
displays	O
.	O
</s>
<s>
The	O
cathode	B-Device
ray	I-Device
tube	I-Device
was	O
the	O
workhorse	O
of	O
text	O
and	O
video	O
display	B-Device
technology	I-Device
for	O
several	O
decades	O
until	O
being	O
displaced	O
by	O
plasma	O
,	O
liquid	B-Device
crystal	I-Device
(	O
LCD	B-Device
)	O
,	O
and	O
solid-state	O
devices	O
such	O
as	O
thin-film	O
transistors	O
(	O
TFTs	O
)	O
,	O
LEDs	O
and	O
OLEDs	B-Device
.	O
</s>
<s>
With	O
the	O
advent	O
of	O
metal	B-Architecture
–	I-Architecture
oxide	I-Architecture
–	I-Architecture
semiconductor	I-Architecture
field-effect	I-Architecture
transistors	I-Architecture
(	O
MOSFETs	B-Architecture
)	O
,	O
integrated	O
circuit	O
(	O
IC	O
)	O
chips	O
,	O
microprocessors	B-Architecture
,	O
and	O
microelectronic	O
devices	O
,	O
many	O
more	O
individual	O
picture	B-Algorithm
elements	I-Algorithm
(	O
"	O
pixels	B-Algorithm
"	O
)	O
could	O
be	O
incorporated	O
into	O
one	O
display	B-Device
device	I-Device
,	O
allowing	O
graphic	O
displays	O
and	O
video	O
.	O
</s>
<s>
One	O
of	O
the	O
earliest	O
electronic	B-Device
displays	I-Device
is	O
the	O
cathode	B-Device
ray	I-Device
tube	I-Device
(	O
CRT	O
)	O
,	O
which	O
was	O
first	O
demonstrated	O
in	O
1897	O
and	O
made	O
commercial	O
in	O
1922	O
.	O
</s>
<s>
The	O
first	O
commercial	O
colour	B-Device
CRT	I-Device
was	O
produced	O
in	O
1954	O
.	O
</s>
<s>
CRTs	O
were	O
the	O
single	O
most	O
popular	O
display	B-Device
technology	I-Device
used	O
in	O
television	O
sets	O
and	O
computer	B-Device
monitors	I-Device
for	O
over	O
half	O
a	O
century	O
;	O
it	O
was	O
not	O
until	O
the	O
2000s	O
that	O
LCDs	B-Device
began	O
to	O
gradually	O
replace	O
them	O
.	O
</s>
<s>
A	O
derivative	O
of	O
CRTs	O
were	O
storage	B-General_Concept
tubes	I-General_Concept
,	O
which	O
had	O
the	O
ability	O
to	O
retain	O
information	O
displayed	O
on	O
them	O
,	O
unlike	O
standard	O
CRTs	O
which	O
need	O
to	O
be	O
refreshed	O
periodically	O
.	O
</s>
<s>
In	O
1968	O
,	O
Tektronix	O
introduced	O
the	O
Direct-View	O
Bistable	O
Storage	B-General_Concept
Tube	I-General_Concept
,	O
which	O
went	O
on	O
to	O
be	O
widely	O
used	O
in	O
oscilloscopes	O
and	O
computer	B-General_Concept
terminals	I-General_Concept
.	O
</s>
<s>
1922	O
Monochrome	O
cathode	B-Device
ray	I-Device
tube	I-Device
:	O
</s>
<s>
1954	O
Color	O
cathode	B-Device
ray	I-Device
tube	I-Device
for	O
the	O
display	O
of	O
color	O
television	O
:	O
</s>
<s>
1968	O
The	O
Direct-View	O
Bistable	O
Storage	B-General_Concept
Tube	I-General_Concept
CRT	O
retains	O
static	O
information	O
displayed	O
upon	O
it	O
,	O
written	O
using	O
a	O
steerable	O
electron	O
beam	O
that	O
can	O
be	O
turned	O
off	O
.	O
</s>
<s>
The	O
DVBST	O
was	O
used	O
in	O
vector	B-General_Concept
displays	I-General_Concept
of	O
early	O
computers	O
and	O
in	O
oscilloscopes	O
.	O
</s>
<s>
1955	O
Nixie	B-Application
tube	I-Application
:	O
</s>
<s>
1957	O
Split-flap	B-Device
display	I-Device
:	O
</s>
<s>
1967	O
Vacuum	B-General_Concept
fluorescent	I-General_Concept
display	I-General_Concept
as	O
used	O
in	O
consumer	O
electronics	O
.	O
</s>
<s>
1984	O
Super-twisted	B-General_Concept
nematic	I-General_Concept
display	I-General_Concept
(	O
STN	O
LCD	B-Device
)	O
to	O
improve	O
passive-matrix	O
LCDs	B-Device
,	O
allowing	O
for	O
the	O
first	O
time	O
higher	O
resolution	O
panels	O
with	O
540x270	O
pixels	B-Algorithm
.	O
</s>
<s>
1986	O
Color	O
Thin-film-transistor	B-Device
liquid-crystal	I-Device
display	I-Device
:	O
</s>
<s>
While	O
the	O
Digital	B-General_Concept
Light	I-General_Concept
Processing	I-General_Concept
(	O
DLP	O
)	O
imaging	O
device	O
was	O
invented	O
by	O
Texas	O
Instruments	O
,	O
the	O
first	O
DLP-based	O
projector	O
was	O
introduced	O
by	O
Digital	O
Projection	O
Ltd	O
in	O
1997	O
.	O
</s>
<s>
2003	O
Active-matrix	B-Algorithm
OLED	I-Algorithm
(	O
AMOLED	B-Algorithm
)	O
:	O
</s>
