Specifications
Glossary
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D
DAC (D/A converter) - An IC Chip that converts digital signals into analogue.
Deep Colour - is a term used to describe a gamut (colour space) comprising a billion or more colors. The
HDMI 1.3 specication supports Deep Colour bit depths. It denes bit depths for Deep Color as 30 (10)
bits (1.073 billion colors), 36 (12) bits (68.71 billion colors), and 48 (16) bits (281.5 trillion colors).
Dolby TrueHD - Dolby TrueHD is an advanced lossless multi-channel audio codec developed by Dolby
Laboratories which is intended primarily for high-denition home-entertainment equipment such as Blu-
ray discs.
Dolby Digital Plus (DD+) – a digital audio compression format developed from the earlier Dolby Digital
increasing quality and available channels.
DTS-HD Master Audio - is a lossless audio codec created by Digital Theater System, developed from the
earlier DTS with increased sampling frequency and bit rate.
Dynamic Range - Dynamic range describes the ratio of the quietist sound to the loudest sound in a
musical instrument or piece of electronic equipment.
Downscaling –is the reduction of video signal from one size (resolution) to another
DVI – Digital Video Interface is a video interface standard designed to provide very high visual quality on
digital display devices such as at panel LCD displays and digital projectors.
Digital Noise Reduction - Eliminates unwanted colour noise from the video signal for smoother image
reproduction.
De-interlaced Video – a video image is made up of a series of still images played in rapid succession, this
is divided into a series of scan lines drawn on the display, De-interlaced video draws all these scan lines
in one pass.
E
Ethernet - A PC interface used to connect computers and peripherals in a Local Area Network (LAN).
F
Full HD – 1920 x 1080p (progressive) video resolution.
G
H
HD – High Denition.
HD Ready - TVs that can display High Denition content in both 720p and 1080i formats as a minimum
standard.
HDD – Hard disk drive.
HDTV – High denition Television.
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