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Aspect ratio
Aspect ratio refers to the length to height ratio of TV screens. The ratio of a standard TV is 4:3, while
the ratio of a high definition or wide TV is 16:9. The letterbox allows you to enjoy a picture with a
wider perspective on a standard 4:3 screen.
AVCHD™
AVCHD™ is a new format for high definition video camcorders which can record and play
high-resolution HD images.
AVI
Audio Video Interleave, known by its acronym AVI, is a multimedia container format. AVI files can
contain both audio and video data in a file container that allows synchronous audio-with-video
playback.
BD-Java
With some Blu-ray Disc™ which support Java™ applications, you can enjoy the interactive functions
such as games or interactive menus.
BD-Live™
BD-Live™ is a BD-video (BD-ROM version 2.5 Profile 2) which contains new functions (e.g.
Internet connection), in addition to the function.
Blu-ray 3D™
Blu-ray 3D™ is a BD-video (BD-ROM version 3 Profile 5.0) which contains 3D view function, in
addition to the BD-Live/BONUSVIEW function.
Blu-ray Disc
TM
Blu-ray Disc
TM
is a next generation optical video disc capable of storing five times more data than a
conventional DVD. The large capacity makes it possible to benefit from the features such as
high-definition videos, multichannel surround sound, interactive menus and so on.
Chapter
Just as a book is split up into several chapters, a title on a Blu-ray Disc™ video or DVD-video is
usually divided into chapters.
Digital Audio
Digital Audio is a sound signal that has been converted into numerical values. Digital sound can be
transmitted through multiple channels. Analogue sound can only be transmitted through two channels.
Dolby
®
Digital
The system to compress digital sound developed by Dolby Laboratories. It offers you sound of stereo
(2ch) or multichannel audio.
Dolby
®
Digital Plus
Dolby Digital Plus is 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.
Glossary
Glossary