Method for transmitting data between wireless terminal device each other using network

PURPOSE: A data transmission method between wireless terminals using a network is provided to increase a data transmission speed by simplifying the progress of a data transmission step. CONSTITUTION: A wireless transmission terminal(110) selects specific information registered in an UPnP(Universal Plug and Play) service. The wireless transmission terminal transmits data to the wireless reception terminal by interlocking the wireless transmission terminal with a wireless reception terminal(120). The wireless reception terminal receives the data. A wireless connection apparatus(130) includes an AP(Access Point) regardless of the wireless transmission terminal and the wireless reception terminal. The wireless connection apparatus is the mobile AP of a terminal including a wireless sharing function.