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Definition Of Terms
AVCHD (Advanced Video Codec High Definition)
The AVCHD is a high definition(HD) digital video camera
recorder format recording high-definition onto certain media
by using highly efficient codec technologies.
• “AVCHD” and the “AVCHD” logo are trademarks of
Panasonic Corporation and Sony Corporation.
BDAV
BDAV (Blu-ray Disc Audio/Visual, BD-AV) refers to one of the
application formats used for writable Blu-ray discs such as
BD-R, BD-RE, etc. BDAV is a recording format equivalent to
DVD-VR (VR mode) of the DVD specifications.
BD-J application
The BD-ROM format supports Java for interactive functions.
“BD-J” offers content providers almost unlimited functionality
when creating interactive BD-ROM titles.
• Java and all Java-based trademarks and logos are
trademarks or registered trademarks of Sun Microsystems,
Inc. in the U.S. and other countries.
BD-LIVE
A variety of interactive content is available from BD-LIVE
compatible Blu-ray discs via the internet.
• “BD-LIVE” logo is trademark of Blu-ray Disc Association.
BDMV
BDMV (Blu-ray Disc Movie, BD-MV) refers to one of the
application formats used for BD-ROM which is one of the Blu-
ray Disc specifications. BDMV is a recording format
equivalent to DVD-video of the DVD specification.
BD-R
A BD-R (Blu-ray Disc Recordable) is a recordable, write-once
Blu-ray Disc. Since contents can be recorded and cannot be
overwritten, a BD-R can be used to archive data or for storing
and distributing video material.
BD-RE
A BD-RE (Blu-ray Disc Rewritable) is a recordable and
rewritable Blu-ray Disc.
BD-ROM
BD-ROMs (Blu-ray Disc Read-Only Memory) are
commercially produced discs. Other than conventional movie
and video contents, these discs have enhanced features
such as interactive content, menu operations using pop-up
menus, selection of subtitle display, and slide shows.
Although a BD-ROM may contain any form of data, most BD-
ROM discs will contain movies in High Definition format for
playback on Blu-ray Disc players.
Blu-ray Disc (BD)
A disc format developed for recording/playing high-definition
(HD) video (for HDTV, etc.), and for storing large amounts of
data. A single layer Blu-ray Disc holds up to 25 GB, and a
dual-layer Blu-ray Disc holds up to 50 GB of data.
• “Blu-ray Disc”, “Blu-ray” and “Blu-ray Disc” logo are
trademarks of Blu-ray Disc Association.
BonusView
Some BD-ROMs have bonus contents and other data that
can be downloaded to the external memory(local storage) for
enjoyment.
• “BONUSVIEW” is trademark of Blu-ray Disc Association.
Dolby Digital
A sound system developed by Dolby Laboratories Inc. that
gives movie theater ambience to audio output when the
product is connected to a Dolby Digital processor or amplifier.
Dolby Digital Plus
A sound system developed as an extension to Dolby Digital.
This audio coding technology supports 7.1 multi-channel
surround sound.
Dolby TrueHD
Dolby TrueHD is a lossless coding technology that supports
up to 8 channels of multi-channel surround sound for the next
generation optical discs. The reproduced sound is true to the
original source bit-for-bit.
• Manufactured under license from Dolby Laboratories. Dolby
and the double-D symbol are trademarks of Dolby
Laboratories.
DTS
This is a digital sound system developed by DTS, Inc. for use
in cinemas.
DTS-HD High Resolution Audio
DTS-HD High Resolution Audio is a new technology
developed for the next generation high definition optical disc
format.
DTS-HD Master Audio
DTS-HD Master Audio is a lossless audio compression
technology developed for the next generation high definition
optical disc format.
• Manufactured under license under U.S. Patent #'s:
5,451,942; 5,956,674; 5,974,380; 5,978,762; 6,226,616;
6,487,535; 7,212,872; 7,333,929; 7,392,195; 7,272,567 &
other U.S. and worldwide patents issued & pending. DTS
and the Symbol are registered trademarks, & DTS-HD, DTS-
HD Master Audio, and the DTS logos are trademarks of
DTS, Inc. Product includes software.ⓒ DTS, Inc. All Rights
Reserved.
DVD Video
A disc format for storing MPEG-2 video on DVD, with
interactive menus, multiple soundtracks, subtitles, camera
angles, and so on.
• is a trademark of DVD format/Logo licensing
Corporation.
DVD-R
A DVD-R is a recordable, write-once DVD.
DVD-RW
A DVD-RW is a recordable and rewritable DVD. The DVD-R/
-RW has two different formats: VR format and Video format.
DVDs created in Video format have the same format as a
DVD video, while discs created in VR (Video Recording)
format allow the contents to be programmed or edited.
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