Abstract: A procedure downloading system includes a web server (2), a database server (1), a video server (6), and monitor computers (5) linking to the web server through a communication means (4). The web server includes: an IP (Internet Protocol) address obtaining module (22) for obtaining IP addresses from said monitor computers; an IP address determination module (23) for determining whether an obtained IP address is already in the database server; a download request receiving module (24) for receiving a procedure download request from a monitor computer if the obtained IP address is not in the database server; a procedure downloading module (25) for downloading a communication procedure to the monitor computer according to the received procedure download request; and a procedure installing module (26) for installing the downloaded communication procedure in the monitor computer. A related procedure downloading method is also disclosed.

Abstract: A remote audio controlling system for providing remote audio controlling services over a network environment includes a web server (2), a database (1), a number of monitor computers (5), a number of cameras (60), and a number of audio information output apparatuses (62). The monitor computers, cameras and audio information output apparatuses link to the web server through a network (4). The web server includes a video data obtaining module (22) for obtaining video data from the cameras; an audio data receiving module (23) for receiving audio data from the monitor computers; and an audio data transmitting module (24) for transmitting the received audio data to the audio information output apparatuses. A related remote audio controlling method is also disclosed.

Abstract: A system for remotely controlling cameras includes an application server (3), a database (5), and a plurality of client computers (1). The application server includes: a connecting module (31) for connecting a corresponding camera to the application server; a camera controlling module (32) for controlling and adjusting the cameras to obtain clearer signals; a video signal collecting module (33) for collecting video signals; a video signal compiling module (34) for compiling the video signals into video data that can be viewed by users; and a data transmitting module (35) for transmitting the video data to the client computers. A related method for remotely controlling cameras is also disclosed.