Correcting method and application of multi-size router for extensible large-scale sensor network

A sensor network, multi-scale technology, applied in data exchange networks, transmission systems, digital transmission systems, etc., to achieve the effects of low communication cost, low cost, and extended life cycle

Inactive Publication Date: 2006-01-11
WUHAN UNIV
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AI Technical Summary

Problems solved by technology

The present invention provides a new route correction method, based on the balance of intra-cluster collaborative computing cost and communication cost, avoids the shortcomings of the centralized route correction method, and adapts to the requirements of the self-organizing intelligent system; and uses the evidence theory to solve non-previous It not only makes the measurement of uncertainty more objective, but also makes the evidence reasoning framework rough and fast realization possible.

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  • Correcting method and application of multi-size router for extensible large-scale sensor network
  • Correcting method and application of multi-size router for extensible large-scale sensor network
  • Correcting method and application of multi-size router for extensible large-scale sensor network

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Embodiment Construction

[0049] The present invention utilizes the evidence theory, from route correction based on time-scheduled sleep mechanism, route correction based on time-scheduled sleep mechanism, route correction based on optimal coverage constraints, route correction based on faulty nodes, and route correction based on network energy balance Several other aspects to consider the issue of routing correction.

[0050] Evidence theory is an effective tool for describing uncertainty evidence without prior knowledge, and it is more objective than classical probabilistic methods. Intra-cluster distributed combination can avoid evidence combination "explosion", and it is easy to realize fast combination and fast algorithm of evidence.

[0051] The flooding method is a traditional routing method. Its principle is that when the source node has data to be transmitted to the destination node, it first sends a copy of the data to each of its neighbor nodes, and each neighbor node then transmits the copy...

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Abstract

This invention relates to a multi-dimension route correction method and application for scalable large-scale sensor network. The method includes combining cluster and flooding routes containing a route system based on cluster and flood, a sleep system based on time dispatch and a route correction method based on the optimum covered restriction, fault nodes and network energy balance. The realization process includes: generation of network organization and initial head node and distributed network generation and route correction. This method is used in route correction of large-scale expansion sensor dynamic network and autonomous intermediated piece service agent, autonomous manage intermediate service and energy balance, the optimum cover restriction and fault node judgment, time dispatch energy-save system, the uncertainty test of non-experienced knowledge and distributed coordinated algorithm data.

Description

technical field [0001] The invention relates to the new technology field of sensor networks, in particular to a multi-scale routing correction method and application of scalable large-scale sensor networks. Background technique [0002] Due to the strictly limited resources of sensor networks, traditional network routing technology cannot be directly applied to sensor networks. In addition, the research on sensor networks is changing from passive monitoring to self-management, self-configuration, and self-organizing intelligent networks. The routing correction and node performance evaluation of unattended large-scale sensor networks are the key technologies of the autonomous system, which determine the self-organization management and autonomy strategies of the sensor network, and directly affect the overall performance and life cycle of the sensor network. This is a critical issue for reliable and efficient smart sensor networks. [0003] Due to the characteristics, applic...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L12/56H04L12/701H04W40/02
CPCY02D30/70
Inventor 李德识孙涛陈健钟婧雷鸣李微
Owner WUHAN UNIV
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