Specifications

Glossary
93
HDMI - stands for High-Denition Multimedia Interface and provides an easy and convenient way of
iconnecting digital audio-video components.
HDMI v1.x – different HDMI specications released by HDMI LLC.
HDCP - Stands for High-bandwidth Digital Content Protection. It is a copy-protection scheme developed
by Intel to be used in conjunction with DVI and HDMI connections.
I
Interlaced Video - a video image is made up of a series of still images played in rapid succession, this is
divided into a series of scan lines drawn on the display, Interlaced video draws all these scan lines in two
passes.
IP – Internet protocol.
IR – Infra Red, commonly used as a wireless line of sight control for AV equipment.
J
JPEG - stands for Joint Photographic Experts Group, a consortium that has developed and spread this
format worldwide. It is a compression format that efciently stores digital images.
K
L
LCD – Liquid Crystal Display, High quality LCD display gives a clearer picture with excellent colour,
contrast and detail, also used with some projectors.
LED – Light-emitting Diode, a semiconductor device that emits visible light when an electric current
passes through it.
LPCM - Linear Pulse Code Modulation is an uncompressed audio technology. Instead of compressing
sound data, it simply stores the information as it is, giving you an exact copy of the original. Various bit
and sampling rates can be used.
Luminance - This is the signal used in video systems to convey the light information of the picture.
M
MPEG4 - Stands for Motion Picture Experts Group and represents a family of digital audio and video
coding standards. MPEG4 has a high compression ratio, which creates a small le size that’s suitable for
personal computer and Internet applications.
Motion Adaptive Field Noise Reduction - This new noise-reduction technology reduces background
noise, without having an effect on moving objects.
N
NTSC - In the US and Japan, NTSC (National Standards Television Committee) is the standard used for all
video equipment. NTSC uses 525 lines to make up a TV picture and scans at 60Hz.
CYP A5 brochure 2011 QU…XA v2.indd 35 17/1/11 13:19:37