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Facilidade de uso
Glossary
Analogue
Optical
Audio signals produced from L/R audio output terminals of
Using optical fi bre cable for digital signal input/output from DVD,
general equipment is called analogue audio.
CD, etc., provides better sound quality for playback or recording
compared to analogue. Only possible with equipment that has
CPPM (Content Protection for Prerecorded Media)
an optical terminal.
This is the copyright protection technology which prevents fi le
copy of DVD audio.
PCM (Pulse Code Modulation)
This is one of the methods that enable analogue sounds to be
Decoder, Decode
converted to digital sounds without compression.
Decoder is the device to enable us to hear audio data that is
This method is used for music CD, etc.
encoded on DVD, etc., as a normal audio signal. This process is
called Decode.
Sampling frequency
Sampling is the process of converting the heights of sound wave
Deep Colour
(analogue signal) samples taken at set periods into digits (digital
This system can reproduce greater colour gradation (4096
encoding). Sampling frequency is the number of samples taken
steps) when connected to compatible TV and recorder etc.
per second, so larger numbers mean faithful reproduction of the
You can enjoy exceptionally rich, natural-looking colours, with
original sound.
smooth, detailed gradation and minimal colour banding.
Standby through function
Digital
When this system and TV and Blu-ray Disc player/DVD recorder
Blu-ray Disc players, DVD recorders, DVD players, and CD
etc. are connected with HDMI cables, image/audio from
players are usually equipped with digital output terminals.
Blu-ray Disc player/DVD recorder etc. can still be transmitted to
Connect through the digital terminal to enjoy digital surround
TV through this system even though the system is turned off.
sounds such as Dolby Digital and DTS.
This is useful when you want to enjoy late night viewing only
with the television’s speakers.
Dolby Digital
Images recorded with x.v.Colour or Deep Colour are also
Digital sound compression technology developed by Dolby
supported.
Laboratories.
Compatible with surround sound as well as 2-channel stereo
Surround signal
sound. With this technology, you can keep massive amount of
Audio signal made up with front speakers, center speaker
audio data in a disc effi ciently.
and surround speakers. For this system, surround signal is
automatically played by Dolby Virtual Speaker.
Dolby Pro Logic
This system can process not only Dolby Surround, but also
WHISPER-MODE SURROUND
other 2-channel sources to produce a 5.1-channel sound for
Even when the sound volume level is low, you can enjoy
a more realistic sound fi eld. It is also possible to enhance old
dynamic surround playback similarly as during normal playback.
movies recorded in stereo with this dynamic 5.1-channel sound.
This is convenient when listening at night.
This system uses Dolby Pro Logic to add surround effects to
stereo sources such as video cassettes and CDs.
x.v.Colour
This is a name of products compliant with ISO Standard for
Dolby Virtual Speaker
wider colour space: “xvYCC”. This system supports x.v.Colour.
This system allows you to enjoy a surround effect with two
front speakers. This is not merely a “virtual surround” effect, but
1080p
rather uses the optimal speaker arrangements and listening
This is one of the digital hi-vision images.
positions for 5.1-channel sound.
1080 is the number of effective scanning lines that constitute
the actual screen. This enables every detail to be beautifully
Down-sampling
expressed. Images are less fl ickered with progressive method
This is the process of resampling by reducing the sampling rate
that scans in order from the top. This system supports 1080p.
of a signal that was sampled at a certain rate.
5.1-channel surround
DTS (Digital Theater Systems)
Monaural and stereo use one channel and two channels
Surround system used in most movie theatres. Separation
respectively to reproduce sound, but 5.1-channel surround
works well between channels, resulting in realistic surround
uses 5 speakers and 1 subwoofer. The 5 channels are: 1 center
effects.
speaker, 2 front speakers, and 2 surround speakers at the
side of or to the rear of the sitting position. Sound output of the
Dynamic range
subwoofer is much narrower than the other speakers, and so
Dynamic range is the difference between the lowest level of
is considered as 0.1. This is called 5.1-channel surround when
sound that can be heard above the noise of the equipment and
played through all 5.1 channels, and with this system you can
the highest level of sound before distortion occurs.
Glossary
achieve a similar effect with Dolby Virtual Speaker.
HDMI (High Defi nition Multimedia Interface)
7.1-channel virtual surround
HDMI enables you to transmit digital audio and video signals
When playing back 7.1-channel LPCM signals with this function,
using a single cable.
you can enjoy wider sound fi eld effects as if another speaker is
You can also transmit control signals using HDMI connections.
added.
Multi-channel LPCM (Linear PCM)
This is the uncompressed audio signal encoded digitally. Multi-
channel LPCM signals used for Blu-ray Disc, DVD audio, etc.
other information
offer playback with higher-sound quality.
Troubleshooting and
Up to 7.1-channel LPCM signals can be input to this system.
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