Apparatus for data aggregation using zone scheduling in wireless sensor network and method thereof
First Claim
1. A data aggregation method comprising:
- generating a plurality of data aggregation trees according to a connection relationship of clusters of sensor nodes which configures a wireless sensor network using a geographical code (GGC);
selecting a single activation zone for each of the clusters which configures each of the plurality of data aggregation trees;
selecting a maximum energy tree, the maximum energy tree corresponding to one of the plurality of data aggregation trees having a maximum total residual energy based on the single activation zone; and
generating a tree list including activation zone information which corresponds to the maximum energy tree, and information about the maximum energy tree.
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Abstract
A data aggregation method and data aggregation apparatus are provided. More particularly the data aggregation method includes: generating a plurality of data aggregation trees according to connection relationships between clusters that constitute a sensor network using a geographical code (GGC), selecting a single activation zone for each of the clusters which configures each of the plurality of data aggregation trees, selecting a maximum energy tree having a maximum total residual energy from the plurality of data aggregation trees, based on the single activation zone, and generating a tree list including activation zone information which corresponds to the maximum energy tree, and information about the maximum energy tree.
12 Citations
23 Claims
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1. A data aggregation method comprising:
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generating a plurality of data aggregation trees according to a connection relationship of clusters of sensor nodes which configures a wireless sensor network using a geographical code (GGC); selecting a single activation zone for each of the clusters which configures each of the plurality of data aggregation trees; selecting a maximum energy tree, the maximum energy tree corresponding to one of the plurality of data aggregation trees having a maximum total residual energy based on the single activation zone; and generating a tree list including activation zone information which corresponds to the maximum energy tree, and information about the maximum energy tree. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A computer-readable storage medium storing a program for implementing a data aggregation method, the method comprising:
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generating a plurality of data aggregation trees according to a connection relationship of clusters of sensor nodes which configures a wireless sensor network using a geographical code (GGC); selecting a single activation zone for each of the clusters which configures each of the plurality of data aggregation trees; selecting a maximum energy tree, the maximum energy tree corresponding to one of the plurality of data aggregation trees having a maximum total residual energy based on the single activation zone; and generating a tree list including activation zone information which corresponds to the maximum energy tree, and information about the maximum energy tree.
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13. A data aggregation apparatus comprising:
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a tree generation unit for generating a plurality of data aggregation trees according to an association of clusters of sensor nodes in a wireless sensor network using a geographical code (GGC); a zone scheduling unit for selecting a single activation zone for each of the clusters which configures each of the plurality of data aggregation trees; a tree selection unit for selecting a maximum energy tree having a maximum total residual energy from the plurality of data aggregation trees based on the activation zone; and a list generation unit for generating a tree list including activation zone information which corresponds to the maximum energy tree, and information about the maximum energy tree. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23)
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Specification