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Parade Technologies Ltd is making
bets on DisplayPort as the new video
interface for high-resolution
display devices. The analog and
mixed-signal fabless company, which
has a design house in Shanghai,
China, has taken a proactive part in
the spec definition.
Calling itself an early bird in
this new standard domain, Parade
sees DisplayPort as a serious
opportunity, given the right
engineering resources. The company
has expertise in areas like
high-speed interface and video
graphics and processing.
DisplayPort proponents like
Parade claim the technology can grow
and scale to high-end applications.
"Being a packet-based architecture,
it can be tailored for different
configurations," said Ding Lu, VP of
product development at Parade. "It
can occupy a single lane for smaller
displays, while it can offer four
lanes for higher-size displays."
DVI face-off
According to Lu, DVI is mostly
suited to PC video, while HDMI is a
DVI-like technology with audio and
secondary data to make it adaptable
to consumer electronics
applications.
"DVI has speed limitations and
this could be a factor for
high-resolution displays," Lu added.
"DisplayPort is targeted at the PC
market, but it is also applicable to
CE applications."
However, Lu acknowledged that
HDMI has a stronghold in the CE and
TV markets, and that it is likely to
stay in the lead.
DisplayPort, according to Lu, has
a technology edge in its low power
consumption and lower cost, and this
is bound to be a differentiating
factor as more and more users move
from a desktop PC to a notebook,
driving the need for power
reduction.
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