List Of Abbreviations And Terms For Dvd Recorder - Hitachi DV-DS163E Service Manual

General Description > List of Abbreviations and Terms for DVD Recorder

2-7 List of Abbreviations and Terms for DVD Recorder

Index Abbreviation/Term
A AC3
B Black Level
C CPRM
CD-R
CD-RW
Component video
output terminals
D Decoder
Dynamic Range
Dolby AC3
DRC
DTS
DVD
DVD-Audio
DVD-R
DVD-RAM
DVD-RW
DVD-Video
DVD Video Format
DVD Video
Recording Format
HDMI
H
See Dolby AC3.
Function to correct the gradations on dark portions to make dark scenes easier-
to-see.
Content Protection for Recordable Media: Copyright protection function that is
suitable for online distribution of music.
One type of DVD standard disc, to which writing once is possible (recordable
type)
One type of CD standard disc, to which writing up to 1000 times is possible
Used for outputs of HDTV video signal format. Since signals for brightness and
colors are independently handled for components signals (Y: luminance signal;
PR/PB: chrominance signals), degrading of image will be reduced.
A device that decodes the data coded and recorded on DVD Video and restores it
to video and audio signals. This processing is referred to as decoding.
A difference between maximum and minimum levels of audio recorded on disc:
Measured in decibel (dB) units. If the dynamic range is compressed (audio
DRC), the minimum signal level will increase and the maximum signal level will
decrease: This will reduce the higher audio signal - such as burst sound - so that
the low-level audio signal - such as human voice - can be heard more clearly.
Audio coding format developed by Dolby Laboratories in U.S, also simply
referred as AC3 format: Supports 5-channel full-range sound and one channel for
sub-woofer sound playback.
Dynamic Range Control: Adjusting the audio range of maximum and minimum
levels (dynamic range) will improve audio signal when, for example, dialog is
hard to hear or user is watching movies late at night.
Digital Theater System: Sound system as for movie theaters developed by US
Digital Theater Systems, Inc. The number of channels provided by DTS is the
same for Dolby AC3.
Digital Versatile Disc. A huge amount of digital data for video (movie) and audio
can be recorded on this disc, whose size is the same as CD.
One type of DVD standard disc, on which high-quality audio can be recorded
One type of DVD standard disc, to which writing once is possible (recordable
type)
One type of DVD standard disc, to which writing up to 100,000 times is possible
One type of DVD standard disc, to which writing up to 1000 times is possible
One type of DVD standard disc, on which high-quality video and audio can be
recorded
Video recording/playback standard that applies to DVD-Video, DVD-R and DVD-
RW
Video recording/playback standard that applies to DVD-RAM and DVD-RW: This
allows versatile editing functions, differing from the DVD Video Format.
High-Defi nition Multimedia Interface: A digital video/audio input/output
interface standard, mainly applied to home electronics and AV devices.
The specifi cations of DVI (Digital Visual Interface), the display connection
technology, were compiled for AV devices.
Although multiple cables for video, audio and control signals were previously
necessary to connect devices, only one cable is needed with HDMI.
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Explanation