| 摘要 |
A packet transfer system for transferring data from or to a plurality of terminals while sectioning the data into given data-length packets, the system having a communication system that has the plurality of terminals, a base station connected through a wireless line with the plurality of terminals and a switching office connected through one or more wired lines with the base station, the wired lines being of shared channels that the plurality of terminals can use commonly and a leased channel that one terminal can use exclusively. When the amount of data transferred from or to one of the plurality of terminals is greater than a predetermined value, one of the shared channels is assigned exclusively to the one of the plurality of terminals or the leased channel is assigned to the one of the plurality of terminals.
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