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Don’t Replace, Upgrade
hil Doyle, Managing Director, encoder. This allows operators to maintain their which can easily be stored, shared and viewed.
P
UK and Ireland, at Axis existing investment, while reaping the many The video encoder also includes a wealth
Communications, looks at advantages of IP-based technology. of clever analytics software such as
how organisations can A video encoder converts the incoming footfall analysis, video motion detection,
upgrade to IP-network signals of an analogue camera into a digital active tampering alarms or audio detection for
camera, without having to replace their video stream. It uses universal compression more effective video surveillance. This means
existing CCTV equipment. standards such as Motion JPEG, MPEG-4 or that network video solutions can be used for
With theft, crime and physical damage on the H.264 to reduce the size files of the original much more than just security.
rise the need for robust, effective surveillance video data. The video stream is identical to that Another advantage of investing in a video
systems has increased. coming from a network camera and can be fully encoder is improved scalability and flexibility.
Approximately 95 % of the estimated 40 integrated into a network video system. Network video technology has the capacity to
million surveillance cameras installed in the The video can then be accessed remotely provide a higher level of integration with other
world are analogue; however, a shift towards enabling multiple authorised users to view live functions and services, making it a continually
IP-based network cameras is starting to take and recorded video at any time and from developing system. Use of open standard
place. An IP-based system offers numerous virtually any networked location in the world. protocols and networks for communications
benefits such as being able to store images on Whereas analogue CCTV is largely reactive in enables easy system integration with equipment
the company network which makes them easier terms of providing forensic evidence and from a wide range of manufacturers. In other
to store, share and search, and they also offer analogue camera images cannot easily be words, network video systems can grow with a
improved image quality. distributed for analysis or investigation, network user’s needs as it is very straight forward to add
However, with the average lifespan of an video solutions provide an easy way to capture new cameras or move them around in an
analogue surveillance camera being five to and distribute high quality video over any kind IP-based system. Changing to digital
seven years and an existing coaxial cable of IP network or the Internet. The video can be technology means investing in a system that will
infrastructure representing a significant stored at remote locations for convenience and last well into the future.
investment, many organisations may want to security then distributed to multiple locations in
avoid or at least postpone buying a new the world with no loss of image quality. A Cost Effective Solution
surveillance system. In addition, in buildings An IP-based system delivers high quality Perhaps one of the most significant
with no Ethernet infrastructure, adding a images with higher resolution and allows users advantages of this equipment is that it is
modern network can be a cost that cannot be to clearly capture an incident in progress and extremely cost effective. There is a common
easily justified. identify persons or objects involved. The image misconception that network video solutions are
quality from analogue cameras is often significantly more costly than traditional
Reaping the Benefits criticised for being poor and unusable, analogue systems, this is not the case.
Upgrading an analogue CCTV to an IP-based whereas network video solutions deliver High An IP-based surveillance system typically has a
system is now possible with the use of a video Definition Television (HDTV) quality images lower total cost of ownership than a traditional
analogue CCTV system as the network video
application can piggyback off an organisation’s
existing infrastructure. IP-based networks and
wireless options are also much less expensive
alternatives than the traditional coaxial and
cabling used for analogue CCTV systems.
Maintenance and upgrade is usually cheaper
too. Based on a typical deployment scenario,
the cost to acquire, install and operate an
IP-based system is 3.4 % lower than an
analogue-based solution.
With their many advantages, it is not
surprising that IP-based video solutions are
rapidly gaining market share. Therefore with
the use of video encoders, organisations can
upgrade their existing analogue CCTV to
benefit from an IP-based system without having
to worry about blowing their budgets.
Enquiry N
o
199
Enquire via:
Our online database Post using See inside back cover and
at www.cpbsonline.eu Enquiry Card Fax to 01435 863897
31
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