Method for sound source tracking and home network system using the same

Using the primary sound, it is disclosed which can determine the area of ​​the sound source-tracking method and a home network system using the same. By mounting a sound source tracking device and an electronic compass or the like intelligent mobile robots provides a way to visit the target based on the absolute direction or orientation of the sound source. In order to track the source in a position that can not take advantage of the vision information by voice information as complementary, not only it can accurately track the location of the sound source than, linked as a home server to the user through the cooperation of domestic service robots more can provide different interfaces and application services. Intelligent mobile robots, sound track, a home network system