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Dolby Truehd; Dts Digital Surround - Sony STR-DG920 Operating Instructions Manual

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x Dolby TrueHD
Dolby TrueHD is Dolby's lossless audio
technology developed for high-definition
optical discs. Dolby TrueHD audio is bit-for-
bit identical to the original studio masters and
provides supreme-quality audio up to 8ch at
96 kHz/24 bit and up to 6ch at 192 kHz/24 bit.
Together with high-definition video, it offers
an unprecedented home theater experience.
x DTS 96/24
A high sound quality digital signal format. It
records audio at a sampling frequency and bit
rate of 96 kHz/24bit which is the highest
possible for DVD video. The number of
playback channels varies depending on the
x DTS Digital Surround
Digital audio encoding/decoding technology
for theaters developed by DTS, Inc. It
compresses audio less than Dolby Digital,
delivering a higher quality sound
Format for 6.1 channel playback with
surround back information. There are two
modes, "Discrete 6.1" which records all
channels independently, and "Matrix 6.1"
which matrixes surround back channel into
surround left and surround right channels. It is
ideal for playback of motion picture
Audio format which extends the conventional
DTS Digital Surround format.
This format consists of a core and an
extension, and the core part has DTS Digital
Surround compatibility. There are two kinds of
DTS-HD, DTS-HD High Resolution Audio
and DTS-HD Master Audio. DTS-HD High
Resolution Audio has a maximum
transmission rate of 6 Mbps, with lossy
compression (Lossy), and DTS-HD High
Resolution Audio corresponds to a maximum
sampling frequency of 96 kHz, and a
maximum of 7.1 ch. DTS-HD Master Audio
has a the maximum transmission rate of
24.5 Mbps, and uses lossless
compression(Lossless), and DTS-HD Master
Audio corresponds to a maximum sampling
frequency of 192 kHz, and a maximum of
7.1 ch.
x DTS Neo:6
This technology converts 2 channel stereo
recorded audio for 6.1 channel playback.
There are two modes to select according to the
playback source or your preference, CINEMA
for movies, and MUSIC for stereo sources
such as music.
x HDMI (High-Definition
Multimedia Interface)
HDMI (High-Definition Multimedia
Interface) is an interface that supports both
video and audio on a single digital connection,
allowing you to enjoy high quality digital
picture and sound. The HDMI specification
supports HDCP (High-bandwidth Digital
Contents Protection), a copy protection
technology that incorporates coding
technology for digital video signals.
x High Bitrate Audio
It refers to the audio formats of the
compression method (DTS-HD Master Audio,
Dolby TrueHD, etc.) which is a high bitrate
format recorded mainly on Blu-ray disc etc.


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