Glossary
Analog: Sound that has not been turned intoMP3: A file format with a sound data compression
numbers. Analog sound varies, while digital sound hassystem. OMP3� is the abbreviation of Motion Picture
specific numerical values. These jacks send audioExperts Group 1 (or MPEG-1) Audio Layer 3. By using
through two channels, the left and right.MP3 format. one CD-R or CD-RW can contain about
Aspect ratio: The ratio of vertical and horizontal10 times as much data volume as a regular CD can.English
sizes of a displayed image. The horizontal vs. verticalMultichannel: DVD is specified to have each sound
ratio of conventional TVs. is 4:3, and that of wide-track constitute one sound field. Multichannel refers
screens is 16:9.to a structure of sound tracks having three or more
AUDIO OUT Jacks: Jacks on the back of the DVDchannels.
System that send audio to another system (TV, Stereo,Parental Control: A function of the DVD to limit
etc.).playback of the disc by the age of the users according
Bit Rate: The amount of data used to hold a givento the limitation level in each country. The limitation
length of music; measured in kilobits per seconds, orvaries from disc to disc; when it is activated, playback
kbps. Or, the speed at which you record. Generally,will be prohibited if the softwareOs level is higher than
the higher the bit rate, or the higher the recordingthe user-set level.
speed, the better the sound quality. However, higherPCM (Pulse Code Modulation): A system for
bit rates use more space on a Disc.converting analog sound signal to digital signal for
Chapter: Sections of a picture or a music piece on alater processing, with no data compression used in
DVD that are smaller than titles. A title is composedconversion.
of several chapters. Each chapter is assigned a chapterPlayback control (PBC): Refers to the signal
number enabling you to locate the chapter you want.recorded on video CDs or SVCDs for controlling
Component Video Out Jacks: Jacks on the back ofreproduction. By using menu screens recorded on a
the DVD System that send high-quality video to a TVVideo CD or SVCD that supports PBC, you can enjoy
that has Component Video In jacks (R/G/B, Y/Pb/Pr,interactive-type software as well as software having a
etc.).search function.
Disc menu: A screen display prepared for allowingProgressive Scan: It displays all the horizontal lines
selection of images, sounds, subtitles, multi-angles, etcof a picture at one time, as a signal frame. This system
recorded on a DVD.can convert the interlaced video from DVD into
Digital: Sound that has been converted intoprogressive format for connection to a progressive
numerical values. Digital sound is available when youdisplay. It dramatically increases the vertical
use the DIGITAL AUDIO OUT COAXIAL orresolution.
OPTICAL jacks. These jacks send audio throughRegion code: A system for allowing discs to be
multiple channels, instead of just two channels asplayed back only in the region designated beforehand.
analog does.This unit will only play discs that have compatible
Dolby Digital: A surround sound system developedregion codes. You can find the region code of your
by Dolby Laboratories containing up to six channelsunit by looking on the product label. Some discs are
of digital audio (front left and right, surround left andcompatible with more than one region (or ALL
right, center and subwoofer).regions).
DTS: Digital Theatre Systems. This is a surroundTitle: The longest section of a picture or music
sound system, but it is different from Dolby Digital.feature on DVD, music, etc., in video software, or the
The formats were developed by different companies.entire album in audio software. Each title is assigned a
JPEG: A very common digital still picture format. Atitle number enabling you to locate the title you want.
still-picture data compression system proposed by theVIDEO OUT jack: Jack on the back of the DVD
Joint Photographic Expert Group, which features smallSystem that sends video to a TV.
decrease in image quality in spite of its high
compression ratio.
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ACEC
