Glossary - Philips DVDR7250H/05 User Manual

Glossary

Analogue: Sound that has not been turned into
numbers. Analogue sound varies, while digital sound
has specifi c numerical values. These sockets send
audio through two channels, the left and right.
Aspect ratio: The ratio of vertical and horizontal
sizes of a displayed image. The horizontal vs. vertical
ratio of conventional TVs is 4:3, and that of wide-
screens is 16:9.
AUDIO OUT sockets: Red and white sockets on
the back of the system that send audio to another
system (TV, Stereo, etc.).
Chapter: Sections of a picture or a music piece on
a DVD that are smaller than titles. A title is
composed of several chapters. Each chapter is
assigned a chapter number enabling you to locate
the chapter you want.
Digital: Sound that has been converted into
numerical values. Digital sound is available when
you use the DIGITAL AUDIO OUT COAXIAL or
OPTICAL sockets. These sockets send audio
through multiple channels, instead of just two
channels as analogue does.
Disc menu: A screen display prepared for allowing
selection of images, sounds, subtitles, multi-angles,
etc recorded on a DVD.
Dolby Digital: A surround sound system
developed by Dolby Laboratories containing up to
six channels of digital audio (front left and right,
surround left and right, centre and subwoofer).
Finalise: A process that makes playback of a
recorded DVD±R or CD-R possible on device that
can play such media. You can fi nalise DVD±R on
this unit. After fi nalising, the disc becomes play only
and you can no longer record or edit on the disc.
Index Picture Screen: A screen that gives an
overview of a DVD±RW or DVD±R. An Index
Picture represents each recording.
HDD (Hard disk drive): This is a mass data
storage device used in computers, etc. Disks are
fl at, circular, rigid plates coated with a thin magnetic
media. Magnetic heads record data on the rapidly
spinning disks. This facilitates the reading and
writing of large amounts of data at high speed.
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JPEG: A very common digital still picture format.
A still-picture data compression system proposed
by the Joint Photographic Expert Group, which
features small decrease in image quality in spite of
its high compression ratio.
MP3: A fi le format with a sound data compression
system. "MP3" is the abbreviation of Motion Picture
Experts Group 1 (or MPEG-1) Audio Layer 3. By
using the MP3 format, one CD-R or CD-RW can
contain about 10 times more data then a regular
CD.
MPEG: Motion Picture Experts Group. A
collection of compression systems for digital audio
and video.
PBC: Playback Control. Refers to the signal
recorded on video CDs or SVCDs for controlling
playback. By using menu screens recorded on a
Video CD or SVCD that supports PBC, you can
enjoy interactive playback and searching.
PCM: Pulse Code Modulation. A digital audio
encoding system.
Progressive Scan: The progressive scan displays
twice the number of frames per seconds than
ordinary TV system. It offers higher picture
resolution and quality.
Region code: A system allowing discs to be played
only in the region designated. This unit will only play
discs that have compatible region codes. You can
fi nd the region code of your unit by looking on the
product label. Some discs are compatible with more
than one region (or ALL regions).
S-Video: Produces a clear picture by sending
separate signals for the luminance and the colour.
You can use S-Video only if your TV has an S-Video
In socket.
Title: The longest section of a movie or music
feature on DVD. Each title is assigned a title
number, enabling you to locate the title you want.
VIDEO OUT socket: Yellow socket on the back
of the system that sends the DVD picture video to
a TV.