Glossary of Terms for Scopia Solution
1080p
See
Full HD
on page 99.
2CIF
2CIF describes a video resolution of 704 x 288 pixels (PAL) or 704 x 240 (NTSC). It is double the width
of CIF, and is often found in CCTV products.
2SIF
2SIF describes a video resolution of 704 x 240 pixels (NTSC) or 704 x 288 (PAL). This is often adopted
in IP security cameras.
4CIF
4CIF describes a video resolution of 704 x 576 pixels (PAL) or 704 x 480 (NTSC). It is four times the
resolution of CIF and is most widespread as the standard analog TV resolution.
4SIF
4SIF describes a video resolution of 704 x 480 pixels (NTSC) or 704 x 576 (PAL). This is often adopted
in IP security cameras.
720p
See
HD
on page 102.
AAC
AAC is an audio codec which compresses sound but with better results than MP3.
Alias
In H.323, an alias represents the unique name of an endpoint. Instead of dialling an IP address to reach
an endpoint, you can dial an alias, and the gatekeeper resolves it to an IP address.
User Guide for Scopia XT5000 Series Version 3.2
Glossary of Terms for Scopia Solution | 95
