Patent ID: 6658247
Filing Date: 2003-12-02
Classification: H04W

Abstract:
A portable radio telephone terminal apparatus for receiving data transmitted as blocks of a predetermined size, comprising:monitoring means for monitoring whether a call is received using a control channel; call receiving means for receiving the call using a call channel; data receiving means for receiving the blocks of data using a download channel, wherein the blocks are received one at a time; and control means for switching between the call channel and the download channel when the call is completed, for obtaining a total number of blocks of data to be received, and for tracking a number of blocks of received data, wherein when the call is completed and the call channel is switched to the download channel the control means determines whether a download has started by checking whether any of the blocks of data has been received, and when the control means determines that the download has started a next block of data is downloaded and the control channel is monitored by the monitor means to determine whether the call is received, and when the call is not received a further block of data is downloaded and the download channel is switched to the control channel, this step being repeated until the total number of blocks of data is received.