HD-TVI means High Definition Transport Video Interface, It is a DSP-TVI technology developed by Techpoint(2012), and the Chipset was sold to Intersil , Chinese manufacture, such as Hikvision put this technology into their new product.
The feature of HD-TVI: ● 1080P/720P( 25/30 fps) video signal ● Long transmission distance at 300-500 m ● No Video loss ● Real-time preview without delay ● Transmit video signal, audio signal and dual-way data communication, 3 signal transmission over one coaxial cable. ● Follow same connection structure with original analogue system without cable (Coax / UTP) changed, which means users can just change their old analog cameras and DVRs to TVI cameras and DVRs to get a brand new1080p surveillance system, don’t need any other special knowledge and extra cost. HD-TVI vs HD-SDI
HD-TVI vs IPC
So compared with IPC, the advantage of HD-TVI is
● No compression, so no video quality loss. ● Real-time video display, without any transmission signal delay. ● Low requirement for network bandwidth.
HD-TVI vs HD-CVI
TVI comes from a US-based company that does not supply to only one manufacture, the chipset is open, not sealed, you can DIY your HD-TVI system with different brand. while HD-CVI, no matter camera or DVR, should be bought from original company or authorized company. Customers like to match their DVR&Camera with different brand, because wide choice may mean more cost saving.
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