Abstract: A mobile communication terminal according to the present invention comprises a processing unit for carrying out an operation intended for a data object such as content or a program, a channel builder for establishing a data channel for providing a data object to, for example, a player or a browser; and a data transceiver, while being connected to one of communication networks among a plurality of heterogeneous networks, for receiving a data object from an external server through the communication network, providing the received data to the processing unit through the data channel, checking the amount of remaining data to receive from the data object.