The first NAS server I've run into that features a surveillance system is the Synology DS107+, and I was very impressed. Thursday, D-Link announced two NAS servers that work more like Internet-based surveillance products--or network video recorders (NVRs)--than storage devices. They are the DNS-722-4 and the DNS-726-4.
Both products are based ...
What are outdoor security cameras and how in the world do I know what is the best outdoor security camera that I need to choose. Here are a few tips on how you can choose one.
If you are using a dome cameras then consider the following:
Because its an outdoor ...
A video server or a video encoder digitalizes analog signals and distributes digital images directly over an IP-based network, changing analog cameras into digital network cameras. A video server/encoder has analog video channels, image digitizer, image compressor and web server with network interface. This is ideal for migrating existing analog ...
Digital Image Sizes
Format
PAL
NTSC
QCIF
176 × 144
176 × 120
CIF
352 × 288
352 × 240
2CIF
704 × 288
704 × 240
4CIF
704 × 576
704 × 480
1/2D1
720 × 288
720 × 240
D1
720 × 576
720 × 480
VGA
640 x 480
SVGA
800 x 600
XVGA
1024 x 768
SXGA
1280 x 1024
UXGA
1600 x 1200
CIF = Common Intermediate Format (Q=Quarter)
The NTSC equivalent of CIF is SIF (Standard ...
A network camera can be described as a camera and computer combined in one intelligent unit. It captures and transmits live images directly over an IP network (eg: LAN,intranet/internet). Network cameras provide an easy way to capture and distribute high quality video over any kind of IP network ...
August 9th 2007
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In the vortex of time, there is a long history of defeat and victory, joy and sorrow, applause and banality glowing with timidity. Through the vicissitude of the formation of the society, man has spread his supremacy and dominance over the whole world with the help of technology. It is ...
August 9th 2007
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With times proceeding, there is a massive breakthrough in the formation of the society. People get confused to come to conclusion regarding the refinement of the society. Due to vagaries of misfortune, it is the fact that there will be no chance of the complete termination of evil spirit from ...
August 9th 2007
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With the coming of technological advancement, it is very easy to keep the well track of person’s movements with the help of electronic surveillance camera. It helps man to minimize the degree of crime and wrong doings.
It is the fact that the role of spy camera is great in ...
August 9th 2007
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Over the few decades, there is a massive change in global scenario. Kaleidoscope of the recurrence of anti-national activities has had a great impact on the generation. The society has to suffer the brunt of subversion, chauvinism, vandalism. There is a particular section in the world which tries on the ...
August 9th 2007
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With the abrupt deterioration in moral values, man cannot judge a person on blank belief. The authenticity of data regarding the activities of a person is in need of proper evidence. Seeing is believing. Therefore, the popularity of surveillance increases day by day for its reliability and authentic representation.
In this ...