| 摘要 |
PURPOSE: An Internet phone device having an extensible Bluetooth interface is provided to insert a Bluetooth module capable of adding a general wireless communication extensible pack to the Internet phone device, thereby easily extending functions of a wireless Internet phone, a cordless phone, and an LAN access point. CONSTITUTION: An Internet phone device comprises a keypad(350) including a dial pad, a handset(370), an Ethernet controller(310), a controller, and a memory for temporarily storing a control program of the controller and data. The controller comprises as follows. A universal processor(110) sets a call according to an operation of the keypad(350), transceives a voice call through the Ethernet controller(310), and controls an entire system. A digital signal processor(130) compresses/restores a voice signal between the handset(370) and the universal processor(110). An extensible interface(400) is connected to the universal processor(110) as the first interface for data communication with an extensible wireless communication module, and is connected to the digital signal processor(130) as the second interface for voice call communication with the extensible wireless communication module.
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