| 摘要 |
A data link transmission control method of performing data link transmission control comprises automatic repeat request control for transmission/reception of a packet between a mobile station and a plurality of base stations indicated in FIG. 11, wherein a first base station stores and makes a copy of packet in which identification information specifying the packet has been added to packet addressed to the mobile station, wherein the first base station delivers the packet copy to a second base station, wherein the second base station stores the delivered packet copy, and wherein one or more base stations comprising the first base station transmit to the mobile station the packet accompanied by the identification information, or the delivered packet copy.
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