sensors deployed in different monitoring areas transmit monitoring data to the fusion center
and all links attempt to increase their transmission opportunities by unfairly acquiring channel access. However
the selfish behavior of a single link will aggravate the transmission conflicts between links
which will worsen the real-time data throughput sensitive to latency and seriously affect the performance of data fusion. In order to guarantee the real-time and reliable transmission of fusion data
this paper proposes a distributed scheduling strategy
named NCG-CSMA
based on game theory
which does not require players to interact to their own information with other competitors and guides each player to make rational decisions in a distributedway. Considering the value attribute and time characteristic of data packets
this strategy provides more transmission opportunities for packets that are urgent and of high value for data fusion
so asto guarantee the performance of data fusion. The simulation results have shown that the proposed strategy achieves good delay-guaranteed satisfaction compared with the existing strategies.
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references
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