Operating method of sensor node, operating method of data sink in sensor network, and sensor network
First Claim
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1. An operating method of a sensor node including at least one sensor, comprising:
- receiving a sensing request by the sensor node having a variable sensing condition;
determining whether an identifier included in the sensing request corresponds to the sensor node,wherein the sensing request comprises the sensor node identifier corresponding to a specific sensor node, sensing start time, sleep time until the sensing is started, and sensing period;
upon determining that the identifier corresponds to the sensor node, the variable sensing condition is adjusted on basis of the received sensing request by the sensor node; and
performing the sensing using the at least one sensor node according to the adjusted sensing condition by the sensor node.
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Abstract
Provided is an operating method of a sensor node. The operating method of a sensor node includes receiving a sensing request, adjusting a sensing condition on the basis of the received sensing request, and sensing according to the adjusted sensing condition.
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Citations
8 Claims
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1. An operating method of a sensor node including at least one sensor, comprising:
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receiving a sensing request by the sensor node having a variable sensing condition; determining whether an identifier included in the sensing request corresponds to the sensor node, wherein the sensing request comprises the sensor node identifier corresponding to a specific sensor node, sensing start time, sleep time until the sensing is started, and sensing period; upon determining that the identifier corresponds to the sensor node, the variable sensing condition is adjusted on basis of the received sensing request by the sensor node; and performing the sensing using the at least one sensor node according to the adjusted sensing condition by the sensor node. - View Dependent Claims (2, 3, 4, 5)
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6. An operating method of a data sink in a sensor network, comprising:
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obtaining a sensing condition; creating a sensing request on basis of the obtained sensing condition, wherein the sensing request comprises a sensor node identifier corresponding to a specific sensor node, sensing start time, sleep time until the sensing is started, and sensing period; transmitting the created sensing request; and receiving a sensing result corresponding to the transmitted sensing request, wherein the data sink is connected with a plurality of sensor nodes in the data sink, and the data sink processes the sensing results collected from the sensor nodes, wherein the sensing result corresponding to the transmitted sensing request is received from a portion of the plurality of sensor nodes identified by the sensing request. - View Dependent Claims (7)
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8. A sensor network, comprising:
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a plurality of sensor nodes; and a data sink; the data sink transmits sensing request having a sensing condition; and
at least one sensor node receiving the sensing condition,determining whether to perform sensing, based on the identifier included in the received sensing condition corresponds to the sensor node, wherein the sensing request comprises the sensor node identifier corresponding to a specific sensor node, sensing start time, sleep time until the sensing is started, and sensing period; upon determining to perform the sensing, performing the sensing according to the received sensing condition, and transmitting a sensing result to the data sink, wherein the data sink processes the sensing results collected from the sensor nodes.
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Specification