RPC Logistics need for High Security
University Of East Anglia
Check Your Security Ltd is an East of England based systems design and build integration company specialising in CCTV/IP-CCTV, structured cabling systems, Fibre cabling, Access control and Intruder security systems.
CIF
What is CIF?Common Intermediate Format
Used in CCTV and other video encoding. It is used to standardise the horizontal and vertical resolutions in pixels of YUV or luminance, (brightness), and chrominace (colour) sequences of the video signal. A CIF is sometimes described as a quarter of the full resolution of the video signal i.e. 4CIF.
Common Resolutions (PAL):
- CIF 352X288
- 4CIF 704X576
Limit of Analogue cameras
- 9CIF 1056X720
- 16CIF 1056X864
Most CCTV systems use a maximum of 4CIF True digital systems being able to go higher something that the majority of analogue systems can not do.
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