Philips HTS9800W Guida Utente

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Glossary
Analog: Sound that has not been switched into 
numbers. Analog sound varies, while digital sound 
has specifi c numerical values. These jacks 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 Jacks: Red and white jacks on the 
back of the DVD system that send audio to 
another system (TV, Stereo, etc..)
Bit rate: The amount of data used to hold a
given length of music; measured in kilobits per
second, or kbps. Or, the speed at which you
record. Generally, the higher the bit rate, or the 
higher the recording speed, the better the sound 
quality. However, higher bit rates use more space 
on a disc.
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.
Component Video Out jacks: Jacks on the 
back of the DVD system that send high-quality 
video to a TV that has Component Video In jacks 
(R/G/B, Y/Pb/Pr, etc..)
Disc menu: A screen display prepared for
allowing a selection of images, sounds, subtitles, 
multi-angles, etc. to be recorded on a DVD.
DivX 3.11/4.x/5.x/6.x: The DivX
®
 code is a 
patent-pending, MPEG-4 based video compression 
technology, developed by DivX
®
 Networks, Inc., 
that can shrink digital video to sizes small enough 
to be transported over the internet, while 
maintaining high visual quality.
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, center and subwoofer.)
Dolby Digital EX: A surround sound system
developed by Dolby Laboratories containing up to 
seven channels of digital audio (front left and right, 
surround left and right, center front and rear 
subwoofer.)
Dolby Surround Pro Logic II: It is an improved 
matrix decoding technology that provides better 
spatiality and directionality on Dolby Surround 
program material, provides a convincing three 
dimensional sound fi eld on conventional stereo 
music recordings and is ideally suited to bring the 
surround experience to automotive sound. While 
conventional surround programming is fully 
compatible with Dolby Surround Pro Logic II 
decoders, soundtracks will be able to be encoded
specifi cally to take full advantage of Pro Logic II
playback, including separate left and right surround 
channels. (Such material also compatible with 
conventional Pro Logic decoders.)
DTS: Digital Theater Systems. This is a surround 
sound system, but it is different from Dolby 
Digital. The formats are developed by different 
companies.
HDMI:  High-Defi nition Multimedia Interface 
(HDMI) is a high-speed digital interface that can 
transmit uncompressed high defi nition video and 
digital multi-channel audio.  It delivers perfect 
picture and sound quality, completely free from 
noise.  HDMI is fully backward-compatible with 
DVI.
As required by the HDMI standard, connecting to 
HDMI or DVI products without HDCP (High-
bandwidth Digital Content Protection) will result 
in no Video or Audio output. 
HDCP (High-bandwidth Digital Content 
Protection) is a specifi cation that provides a 
secure transmission of digital contents between 
different devices (to prevent unauthorized 
copyright.)
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.