Method and system for providing interface compatibility between devices in system

[0037]Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that they can be readily implemented by those skilled in the art.

[0038]FIG. 1 is a block diagram of a video surveillance system in accordance with an embodiment of the present invention.

[0039]The video surveillance system includes a plurality of security devices 120 and 130, a security server 100, and an interface conversion server 200, all of which are connected to an IP-based network 150, e.g., the Internet.

[0040]Each of the security devices 120 and 130 collects video data captured in a surveillance area to provide the collected video data to the security server 100 or another security device through the network 150. The security device 120 may include a network camera (also referred to as Internet camera or IP (Internet Protocol) camera) and a video server such as a digital video recorder (DVR) and a network video recorder (NVR). The security devices 120