video surveillance articles

Camera selection based on pixel density

Pixel density, in short, is the proportion of pixel size that can be recognized by human eye or machine vision (generally based on horizontal resolution pixels). The higher the camera resolution, the smaller the proportion of target picture pixels.

Application of P2P remote access technology in security video surveillance

P2P remote access technology solves the above pain points, is convenient, simple, stable and reliable. The core of P2P remote access is P2P penetration, peer-to-peer penetration, Peer to Peer.

5G

The development vision of 5G is to allow end users to always be connected to the Internet, that is, all things are connected. This should be the biggest feature of 5G compared to 3/4G.

RTSP in security video surveillance

RTSP is a protocol used more in security equipment. The full name is Real Time Streaming Protocol, a real-time streaming protocol.

Depth of field of Security video camera

This chapter mainly discusses the depth of field of the lens. For other parameters of the lens, please refer to the lens section.The depth of field of the lens is an important concept, which affects the effect and quality of video imaging. In practical applications, both P-iris and i-CS lenses can better present the image […]

Application of DDNS(dynamic domain name service ) in security

With the rapid development of network technology today, the use of dynamic domain name system (DDNS) in security has gradually declined, even disappeared. But now many network cameras, network hard disk video recorders still retain the function of DDNS. Here we review the use of DDNS and its application in the field of security. There […]

Security image sensor

ork technology and chip technology, security video surveillance has entered the era of network HD. CCD image sensor products are gradually eliminated, and CMOS image sensor has become the main.

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