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GB33
Appendix
Glossary
CVBS (Composite Video Baseband Signal)
A technology for transmitting video signals via a cable. Mixes luminance (brightness) and
the chrominance (colour) signals together.
Dolby Digital
An encoding system that digitally compresses up to 5.1 discrete channels of audio (left
front, centre, right front, left surround, right surround) into a single Bitstream. A low
frequency effect (LFE) channel is included providing the sound needed for special effects.
DVB (Digital Video Broadcasting)
A set of standards that define digital broadcasts using satellite, cable or terrestrial
systems.
EPG (Electronic Program Guide)
An electronic equivalent to a printed television listings magazine. It is an application
used with digital set-top boxes and digital television sets to list current and scheduled
programs that are or will be available on each channel, including a short summary or
commentary for each Program. The information supplied in the EPG is sent and updated
by the channel broadcaster.
Frequency
The property of a signal measured in cycles per second (=Hz).
FTA (Free- To-Air)
An unscrambled broadcaster allowing customers to view channels or services without
paying any subscription.
HDD (Hard Disk Drive)
The primary computer storage medium, which is made of one or more aluminum or
glass platters, coated with a ferromagnetic material.
HDMI (High-Definition Multimedia Interface)
An all-digital audio/video interface that supports standard, enhanced, or high-definition
video, plus multi-channel digital audio on a single cable. It transmits all ATSC HDTV
standards and supports 8-channel digital audio.
OTA (Over the Air)
A standard for the transmission of software for equipment, through a broadcast system.
Manufacturers reserve the right for deciding the release of the software for their
products.
PVR (Personal Video Recorder)
A video recorder that can record and pla als and are then demodulated by the tuner of
your TV or STBs.
RGB (Red – Green – Blue)
A technology for transmitting video signals via a cable. RGB is a system to represent
red, green, and blue colours on a TV or monitor display. Red, green, and blue can be
combined in various proportions to obtain any colour.
S/PDIF (Sony/Philips Digital Interface format)
A standard format for the transfer of digital audio signals. It allows the transfer of digital
audio between two devices without any conversion to and from analogue, which could
degrade the signal quality.
S-Video (Super-Video)
Sometimes referred to as Y/C video; a technology for transmitting video signals via
a cable. It is a video signal transmission in which the luminance (brightness) and the
chrominance (colour) signals are transmitted separately to achieve superior picture
clarity.
TSR (Time Shifted Recording)
A function that records the present program temporarily to support trick-play.
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