Glossary
Analog: Sound that has not been turned intoMultichannel: DVD is specified to have each sound
numbers. Analog sound varies, while digital sound hastrack constitute one sound field. Multichannel refers
specific numerical values. These jacks send audioto a structure of sound tracks having three or more
through two channels, the left and right.channels.
Aspect ratio: The ratio of vertical and horizontalParental Control: A function of the DVD to limitEnglish
sizes of a displayed image. The horizontal vs. verticalplayback of the disc by the age of the users according
ratio of conventional TVs. is 4:3, and that of wide-to the limitation level in each country. The limitation
screens is 16:9.varies from disc to disc; when it is activated, playback
AUDIO OUT Jacks: Jacks on the back of the DVDwill be prohibited if the softwareOs level is higher than
System that send audio to another system (TV, Stereo,the user-set level.
etc.).PCM (Pulse Code Modulation): A system for
Bit Rate: The amount of data used to hold a givenconverting analog sound signal to digital signal for
length of music; measured in kilobits per seconds, orlater processing, with no data compression used in
kbps. Or, the speed at which you record. Generally,conversion.
the higher the bit rate, or the higher the recordingPlayback control (PBC): Refers to the signal
speed, the better the sound quality. However, higherrecorded on video CDs or SVCDs for controlling
bit rates use more space on a Disc.reproduction. By using menu screens recorded on a
Chapter: Sections of a picture or a music piece on aVideo CD or SVCD that supports PBC, you can enjoy
DVD that are smaller than titles. A title is composedinteractive-type software as well as software having a
of several chapters. Each chapter is assigned a chaptersearch function.
number enabling you to locate the chapter you want.Progressive Scan: It displays all the horizontal lines
Component Video Out Jacks: Jacks on the back ofof a picture at one time, as a signal frame. This system
the DVD System that send high-quality video to a TVcan convert the interlaced video from DVD into
that has Component Video In jacks (R/G/B, Y/Pb/Pr,progressive format for connection to a progressive
etc.).display. It dramatically increases the vertical
Disc menu: A screen display prepared for allowingresolution.
selection of images, sounds, subtitles, multi-angles, etcRegion code: A system for allowing discs to be
recorded on a DVD.played back only in the region designated beforehand.
Digital: Sound that has been converted intoThis unit will only play discs that have compatible
numerical values. Digital sound is available when youregion codes. You can find the region code of your
use the DIGITAL AUDIO OUT COAXIAL orunit by looking on the product label. Some discs are
OPTICAL jacks. These jacks send audio throughcompatible with more than one region (or ALL
multiple channels, instead of just two channels asregions).
analog does.Surround: A system for creating realistic three-
Dolby Digital: A surround sound system developeddimensional sound fields full of realism by arranging
by Dolby Laboratories containing up to six channelsmultiple speakers around the listener.
of digital audio (front left and right, surround left andTitle: The longest section of a picture or music
right, center and subwoofer).feature on DVD, music, etc., in video software, or the
JPEG: A very common digital still picture format. Aentire album in audio software. Each title is assigned a
still-picture data compression system proposed by thetitle number enabling you to locate the title you want.
Joint Photographic Expert Group, which features smallVIDEO OUT jack: Jack on the back of the DVD
decrease in image quality in spite of its highSystem that sends video to a TV.
compression ratio.
MP3: A file format with a sound data compression
system. OMP3� is the abbreviation of Motion Picture
Experts Group 1 (or MPEG-1) Audio Layer 3. By using
MP3 format. one CD-R or CD-RW can contain about
10 times as much data volume as a regular CD can.
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ACEC
