Last information for analog video surveillance including HD-TVI, HD-CVI and AHD, as well as Sony Effio 960H. HD analog cameras adopt progressive scan CMOS image sensor to deliver 720p and 1080p HD video. Compared with traditional analog camera, the HD analog camera can deliver superior quality images. Different from IP camera, analog camera can deliver uncompressed and loss-less, no video latency video over coaxial cable up to 500 meters. HD analog system become popular technology enables user to upgrade existing CCTV system to high definition video surveillance system.

IP video surveillance systems mainly consist IP cameras and NVRs. Internet Protocol (IP) camera for video surveillance applications, transmitting H.265/H.264 compressed video over network, can be easily accessed anywhere, anytime through different network devices including smartphones and PCs. IP cameras can utilize megapixel CMOS image sensors to capture high definition video with different image resolution such as 720p, 1080p, 3MP, 4MP, 5MP, 6MP, 8MP, 12MP etc. Most of IP cameras adopt standalone system design based on SoCs from TI, Hisilicon, Ambarella. NVRs are Linux based video recorder can store video footage on HDDs, allow users to playback or retrieve video easily. Complying ONVIF protocol, each of IP video surveillance devices can work together.

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