Targa DRH-5500x, Руководство пользователя и информация по обслуживанию

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Glossary
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Glossary
480i/480p (576i/576p)
Indicates the number of scanning lines and scanning
format of an image signal.
480i/576i indicates 480/576 scanning lines with
interlaced format, and 480p/576p indicates 480/576
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-screen TV is 16:9.
Bit Stream
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 a division of a video title on a DVD disc.
Component Video
Video signals with three channels of separate
information that makes up the picture. There are
several 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.
CPRM (Content Protection for Recordable
Media)
CPRM is a technology developed to prevent digital
content from being copied more than once.
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.
DRM
DRM (Digital Rights Management) is a digital
technology for protecting the copyright of intellectual
property. Digital Rights Management has been
designed to control the licensing and rights
management for digital movie and audio material as
well as software, electronic documents and e-books
allowing for payment management and use control.
DTS
®
(Digital Theater Systems)
DTS ® is a Digital Surround audio encoding format
configured with six (5.1) channels, similar to Dolby
Digital
® . It requires a DTS ® decoder, either in the player
or in an external receiver to regenerate the sound. All
processing is done in the digital domain. Not all DTS
discs contain six (5.1) channels of information.
HDCP (High-bandwidth Digital Content
Protection)
HDCP is developed by Intel Corporation to ensure the
integrity of digital content transmitted via HDMI/DVI
interface.
HDMI (High-Definition Multimedia Interface)
HDMI 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.
Interlaced / Progressive Scan
The two modes refer to the methods by which a video
image is updated. In ‘Interlaced Scan’ mode, image is
updated by alternating sets of odd and even scan lines.
In ‘Progressive Scan’ mode, scan lines for an image are
refreshed in every pass and by a sequential order.
JPEG (Joint Photographic Experts Group)
A popular file format for still image compression and
storage. There are two sub-types of the JPEG formats:
(1) Baseline JPEG: used for digital cameras, the web,
etc. (2) Lossless JPEG: an old type, rarely used now.
Linear PCM (Pulse Code Modulation) Audio
Linear PCM is a method to digitally encoding audio
without compression, and is used for the audio tracks
on DVD-Video discs, Audio CDs, etc.
MP3
MP3 (MPEG-1 audio layer 3) is a compressed audio
file format. Files are recognized by their file extension
.mp3 or .MP3.
MP3pro
MP3pro is an enhancement to the MP3 audio
compression algorithm that compensates the large loss
of quality MP3 experiences at lower sampling rates
(below approx. 96 kbps) by adding the proprietary
patented Spectral Band Replication (SBR) technology.
MPEG (Motion Picture Experts Group)
MPEG is an international standard for compressing
digital video/audio content. MPEG-1 is used for VCD
and music. MPEG-2 is used for SVCD and DVD-
Video. MPEG-4 is used for DVD-Video and other
digital videos.