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Others
Glossary
AAC (Advanced Audio Coding)
A lossy compression and encoding scheme for digital audio.
Audio files which have been encoded with AAC generally
achieve better sound quality than MP3 at similar bit rates.
AACS (Advanced Access Content System)
A content protection scheme used with Blu-ray Disc.
AVCHD
AVCHD is a new format for high definition video camcorders
which can record and play high-resolution HD images.
BD-J
Some BD-Video discs contain Java application software
called BD-J, which enables various interactive functions
other than normal content playback.
BD-Live
BD-ROM version 2 Profile 2.0, which contains new functions
(e.g. Internet connection), in addition to the BONUSVIEW
function.
Bit rate
The amount of data of audio / video conveyed or processed
per second.
Bitstream
Audio signal which is compressed and converted to a digital
signal. It is converted to a compatible audio signal according
to the capability of the audio amplifier.
Chapter
Just as a book is split up into several chapters, a title on a
BD-Video or DVD-Video disc is usually divided into
chapters. See also Title.
Copy protection
The function for prevention of unauthorised copying of
broadcast programmes and video materials. For this reason,
this unit does not record broadcast programmes and videos
with an embedded copy-protection signal.
Copy-once broadcast
Digital broadcast programmes which allow you to record
only once for the copyright protection and prevention
of unauthorised copying. When a copy-once broadcast
programme is recorded then copied to another storage
device, the programme moves to the destination device,
and will be deleted from the original device.
CPRM (Content Protection for Recordable Media)
Copyright protection technology for the copy-once broadcast
programmes. To record copy-once programmes and/or the
dubbing-ten programmes to a DVD, a CPRM compatible
disc is needed.
Deep Colour
Deep colour reproduces more realistic colours without
colour banding than the traditional 8-bit colour system.
DivX
®
DivX
®
is a codec (compression / decompression) which
can compress images to a very small amount of data. The
software can compress video data from almost any devices
to the size that can be sent on the Internet without dropping
visual quality of the images.
Dolby Digital Plus
The next generation digital audio compression technology
developed as an extension to Dolby Digital. Blu-ray Disc
supports 7.1 multi-channel surround sound output.
Dolby Digital
A method to compress digital sound developed by Dolby
Laboratories. It offers you stereo sound (2ch) or multi-
channel audio.
DRC (Dynamic Range Control)
Dynamic range is audio level differences between the
minimum and maximum level in the audio source of a title
recorded in the Dolby Digital format. DRC makes it easier to
hear audio at a lower volume while viewing a movie at night.
EPG
Electronic Programme Guide.
Finalising
The process to make BD-R, DVD-RW/-R and DVD+RW/+R
discs recorded on this unit, compatible with other players.
GB (Gigabyte)
A unit for the capacity of storage devices and recording
media, such as HDDs / USB-HDDs / USB memory sticks /
discs (Blu-ray / DVD).
HD quality
The picture quality of High-Definition digital broadcasting.
The effective scan lines of the screen is 720 or 1080. HD
digital broadcasting enables higher picture and sound
quality than SD (Standard-Definition) broadcasting.
HDD (Hard Disk Drive)
Large capacity data storage device used in digital video
recorders, PCs, etc. HDD is able to read and write data
quickly, with high retrieval performance. This unit is
equipped with an internal HDD (You cannot replace the
internal HDD on your own).
HDMI (High-Definition Multimedia Interface)
A digital interface between an audio and video source. It
can transmit component video, audio and control signal with
one cable connection.
Initialisation (formatting)
This process initialises a recordable disc to be ready for
this unit or to change the recording method.
Interlace scanning (576i)
The process of building an image from two fields, which
has been used by the majority of televisions. The first field
consists of the odd numbered scan lines and the second
field even numbered lines. This process displays an image
at the frame rate of 25 frames per second.
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