System and method to assure node connectivity in an ad hoc network
First Claim
1. A method to assure node connectivity in an ad hoc wireless network comprising a wireless main controller, a plurality of wireless nodes having a plurality of neighboring nodes and a plurality of wireless links connecting the wireless main controller, the plurality of wireless nodes and the plurality of neighboring nodes, the method comprising:
- computing a composite threshold for each of a plurality of neighboring nodes of a plurality of nodes, wherein computing the composite threshold further comprises;
identifying an energy level and a signal power level for each of the plurality of nodes;
determining a weighting factor;
identifying a normalized energy level for each of the plurality of neighboring nodes;
identifying a normalized signal power level for each of the plurality of neighboring nodes;
calculating the composite threshold for each of the neighboring nodes based on the relationship;
composite threshold=(weighting factor*normalized energy level)+(1-weighting factor)*normalized signal power level)assigning a mobility to each of the plurality of nodes based on the composite threshold for each of the plurality of neighboring nodes; and
using the mobility assigned to each of the plurality of nodes to assure node connectivity in the ad hoc network.
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Abstract
In accordance with the present invention is provided, a method to assure node connectivity in an ad hoc wireless network comprising a wireless main controller, a plurality of wireless nodes having a plurality of neighboring nodes and a plurality of wireless links connecting the wireless main controller, the plurality of wireless nodes and the plurality of neighboring nodes. The proposed method includes, computing a composite threshold for each of a plurality of neighboring nodes of a plurality of nodes, assigning a mobility to each of the plurality of nodes based on the composite threshold for each of the plurality of neighboring node and using the mobility assigned to each of the plurality of nodes to assure node connectivity in the ad hoc network.
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Citations
33 Claims
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1. A method to assure node connectivity in an ad hoc wireless network comprising a wireless main controller, a plurality of wireless nodes having a plurality of neighboring nodes and a plurality of wireless links connecting the wireless main controller, the plurality of wireless nodes and the plurality of neighboring nodes, the method comprising:
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computing a composite threshold for each of a plurality of neighboring nodes of a plurality of nodes, wherein computing the composite threshold further comprises; identifying an energy level and a signal power level for each of the plurality of nodes; determining a weighting factor; identifying a normalized energy level for each of the plurality of neighboring nodes; identifying a normalized signal power level for each of the plurality of neighboring nodes; calculating the composite threshold for each of the neighboring nodes based on the relationship;
composite threshold=(weighting factor*normalized energy level)+(1-weighting factor)*normalized signal power level)assigning a mobility to each of the plurality of nodes based on the composite threshold for each of the plurality of neighboring nodes; and using the mobility assigned to each of the plurality of nodes to assure node connectivity in the ad hoc network. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A system to assure node connectivity in an ad hoc wireless network comprising a wireless main controller, a plurality of wireless nodes having a plurality of neighboring nodes and a plurality of wireless links connecting the wireless main controller, the plurality of wireless nodes and the plurality of neighboring nodes, the system comprising:
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means for computing a composite threshold for each of a plurality of neighboring nodes of a plurality of nodes, wherein the means for computing a composite threshold further comprises means for; identifying an energy level and a signal power level for each of the plurality of nodes; determining a weighting factor; identifying a normalized energy level for each of the plurality of neighboring nodes; identifying a normalized signal power level for each of the plurality of neighboring nodes; calculating the composite threshold for each of the neighboring nodes based on the relationship;
composite threshold=(weighting factor*normalized energy level)+(1-weighting factor)*normalized signal power level); andmeans for assigning a mobility to each of the plurality of nodes based on the composite threshold for each of the plurality of neighboring nodes; and means for using the mobility assigned to each of the plurality of nodes to assure node connectivity in the ad hoc network. - View Dependent Claims (30, 31)
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32. A system to assure node connectivity in an ad hoc wireless network comprising a wireless main controller, a plurality of wireless nodes having a plurality of neighboring nodes and a plurality of wireless links connecting the wireless main controller, the plurality of wireless nodes and the plurality of neighboring nodes, the system comprising:
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a plurality of nodes for computing a composite threshold for each of a plurality of neighboring nodes and transmitting the composite threshold for each of a plurality of neighboring nodes to a main controller, wherein the composite threshold is computed by; identifying an energy level and a signal power level for each of the plurality of nodes; determining a weighting factor; identifying a normalized energy level for each of the plurality of neighboring nodes; identifying a normalized signal power level for each of the plurality of neighboring nodes; calculating the composite threshold for each of the neighboring nodes based on the relationship;
composite threshold=(weighting factor*normalized energy level)+(1-weighting factor)*normalized signal power level); anda main controller for assigning a mobility to each of the plurality of nodes based on the composite threshold for each of the plurality of neighboring nodes and transmitting the assigned mobility to each of the plurality of nodes to assure node connectivity in the ad hoc network.
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33. A computer readable medium for providing instructions for directing a processor to carry out a method to assure node connectivity in an ad hoc wireless network comprising a wireless main controller, a plurality of wireless nodes having a plurality of neighboring nodes and a plurality of wireless links connecting the wireless main controller, the plurality of wireless nodes and the plurality of neighboring nodes, the instructions including steps for computing a composite threshold for each of a plurality of neighboring nodes by identifying an energy level and a signal power level for each of the plurality of nodes, determining a weighting factor, identifying a normalized energy level for each of the plurality of neighboring nodes, identifying a normalized signal power level for each of the plurality of neighboring nodes, calculating the composite threshold for each of the neighboring nodes based on the relationship:
- composite threshold=(weighting factor*normalized energy level)+(1-weighting factor)*normalized signal power level), and transmitting the composite threshold for each of a plurality of neighboring nodes and means for assigning a mobility to each of the plurality of nodes based on the composite threshold for each of the plurality of neighboring nodes and transmitting the assigned mobility to each of the plurality of nodes to assure node connectivity in the ad hoc network.
Specification