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IP Cameras - A New Booming Market

What is an IP camera? handy when a greater detail of video is
In simplest terms, an IP Camera is a needed. Network Cameras can come with two
stand-alone device that transmits audio methods of Zooming: Optical and Digital.
and video through a standard CAT5 Network One is called Digital Zoom.
Cable. It has a built-in web server which Digital Zoom discards pixels around the
allows the camera to run individually edge of the video fitting the remaining
without a PC having to be connected. It pixels into the same space to give the
also allows you to view the audio and appearance of Zooming in. This comes with
video by connecting directly to the the expense of resolution and causes the
camera with your internet browser without Zoomed image to look very pixilated.
any software being installed. This allows A post was made on the forums that
you access the camera from any location, addresses the differences between digital
even over the Internet. Click here to zoom and optical zoom. Click here to view
learn more about IP cameras. the post.
IP cameras have many advantages over Infrared
tradition CCTV security cameras. Some of When needing to view video in the dark,
these features include wireless Infrared is the way to go. Cameras can
connectivity, the ability to view video come with a built-in IR (Infrared) lens
remotely over the Internet, the ability or the ability for an add-on IR lens to
to record to a remote location and ... be equipped. Infrared is a wave of light
Advanced features of Network Cameras can that is outside of the visible part of
offer added security for certain the color spectrum. Infrared illuminators
applications. These features include, shine this wave of light which the lens
Motion Detection, Pan/Tilt/Zoom, picks up.
Infrared, Analog Output and Two-way Analog Output
Audio. Some cameras come with an Analog Output
Lets discuss these features in greater to configure your camera to be notified
detail. of opened doors, alarms, or other events.
Motion Detection Once notified of these events, the camera
Some Network Cameras come with a feature will start taking snapshots or video.
called Motion Detection. Hot-Spots can be Two-way Audio
setup within the video frame to detect A Majority of cameras have audio built-in
motion. Once motion is detected, the to the camera. This allows you to hear
camera will begin recording or generate a audio along with the video the camera
snapshot which can be Emailed or sent to displays. Some cameras come with Two-Way
a web server via FTP of the detected Audio.
motion. Snapshots can also be sent of There are two types of Two-Way Audio. One
images prior to the motion and after the is a Full-Duplex Two-Way Audio that
motion. allows the user at the PC to hear audio
Pan/Tilt/Zoom from the camera and also speak back to
Having the ability to Pan and Tilt adds the camera and have audio come out of the
greater security if you have a large camera itself. Some cameras have a
viewing area. Once logged into a Network speaker port on the back to plug in
Camera with Pan and Tilt capabilities, external speakers which will give off the
controls appear next to your video audio. The second type is a Two-Way Audio
allowing you to move the camera left, within the camera itself. The camera will
right, up and down. The controls can be pickup audio and send the audio to the
used even over the Internet. speakers hookedup to the camera.
Along with the Pan and Tilt feature, some In the next article we will be addressing
cameras come with Zoom. Zooming is also how IP cameras work.




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