Glossary - LiteOn DD-A300G User Manual

Glossary

480i/480p
Indicates the number of scanning lines and scanning
format of an image signal.
480i indicates 480 scanning lines with interlace format,
and 480p indicates 480 scanning lines with progressive
format.
576i/576p
Indicates the number of scanning lines and scanning
format of an image signal.
576i indicates 576 scanning lines with interlace format,
and 576p indicates 576 scanning lines with progressive
format.
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 letter box
allows you to enjoy a picture with a wider perspective.
Bitstream
The digital form of multi-channel audio data (e.g., 5.1-
channel) before it is decoded into its various channels.
Chapter / Title
Chapter is the smallest division and title is the largest
division on a DVD VIDEO. A chapter is a division of a
title and similar to a track for Video CD or Audio CD.
Component video
Video signals with three channels of separate informa-
tion that makes up the picture. There are some types of
component video, such as R/G/B and Y/Cb(Pb)/Cr(Pr).
Composite video
A single video signal commonly used in most consumer
video products that contains all luminance, color, and
synchronization information.
®
DivX VOD
®
DivX VOD (video-on-demand) service is designed to
protect copyrights of digital videos. Through an online
®
registration process, DivX VOD prevents unauthorized
downloads or file sharing. For more information, please
visit: http://www.divx.com/vod.
®
Dolby Digital
A six-channel system consisting of left, center, right, left
rear, right rear and LFE (Low-Frequency Effect channel,
for use with a sub-woofer) channels. It requires a Dolby
®
Digital decoder, either in the player or in an external
receiver to regenerate the sound. All processing is done in
the digital domain. Not all Dolby Digital discs contain six
(5.1) channels of information.
DVD-R
DVD-R is a recordable disc that is the same size as a
DVD-Video. Contents can be recorded only once to a
DVD-R, and will have the same format as a DVD-Video.
DVD-RW
DVD-RW is a recordable and rewritable disc that is the
same size as a DVD-Video. DVD-RW has two different
modes: VR mode and Video mode. DVD created in video
mode has the same format as a DVD-Video, while discs
created in VR(Video Recording)mode allow the contents
to be programmed or edited
DVD+R
DVD+R is a recordable disc that is the same size as a
DVD-Video. Contents can be recorded only once to a
DVD+R, and will have the same format as a DVD-Video.
DVD+RW
DVD+RW is a recordable and rewritable disc. Recording
can be erased and you can record on the same disc again
for the maximum of 1,000 times. DVD+RW use a record-
ing format that is comparable to a DVD-Video format.
Interlaced output
NTSC, the video signal standard, has 480 interlaced (I)
scan lines, The Interlaced scanning system
places lines of the second half of the picture in-between
lines of the first half of the picture.
HDCP
HDCP stands for 'High-bandwidth Digital Content Protec-
tion' which is developed by Intel Corporation to ensure
the integrity of digital content transmitted via HDMI/DVI
interface.
HDMI
HDMI is short for 'High-Definition Multimedia Interface'.
It is an all-digital interface which transmits uncompressed
high-definition video and multi-channel digital audio from
any audio/video source to display devices via a single
cable.
JPEG
A popular file format for still image compression and stor-
age. JPEG stands for 'Joint Photographic Experts Group'
There are two sub-types of the JPEG format as follows.
Baseline JPEG: used for digital cameras, the web, etc.
Lossless JPEG: an old type, rarely used now.
Linear PCM audio
PCM stands for 'Pulse Code Modulation'. Linear PCM
is the usual method for digitally encoding audio without
compression, and is used for the audio tracks on DVD
VIDEO discs, Audio CDs, etc.
MP3
MP3 (MPEG1 audio layer 3) is a compressed audio file
format. Files are recognized by their file extension .mp3 or
.MP3.
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