System and Method for Internet phone and Home Automation using a very short range codeless communication system

PURPOSE: An Internet telephone using system using a very shortest distance wireless intercommunication system and using method thereof, and home automation system and using method thereof is provided to use an Internet telephone by a function similar to a general telephone and a method similar to the call of the general telephone using a wireless device and perform a centralized control using one wireless device to perform a control and a supervision irrespective of a position of the apparatus. CONSTITUTION: An Internet call is received(40) in a standby mode(10), a telephone conversation is performed(41) and the telephone conversation is stopped(43), and an Internet program of a CPU is converted into a receiving state(44) and then it is converted into the standby mode(10). If a home management mode is selected through a mode selection(50) in the standby mode, a device for performing the management and a mode to a kind of the management are selected(60). A wireless device transmits a mode selection data to the CPU, and the CPU executes a corresponding mode program(61). A feedback of the executed result is performed from the CPU to the wireless device for performing the monitoring. If an Internet telephone mode is selected through the mode selection(50) in the standby mode, the CPU calls an Internet telephone program(70). The Internet telephone program is initialized and waits in a transmission state(72). If a user dials the wireless device(72), the wireless device transmits dialed information to the CPU by wireless and the CPU performs an emulation of the dialing. If a callee is on the telephone, the telephone conversation is stopped(74) and the Internet telephone program is stopped(78). The mode is stopped(80) or it is converted into an Internet program transmission state(71).