- freely available
Sensors 2017, 17(3), 435; https://doi.org/10.3390/s17030435
2. Background and Related Work
2.1. Duty Cycling Concept
2.2. Synchronous and Asynchronous Duty Cycling
2.3. Adaptive Duty Cycling Based on Mobility
3. Mobility-Aware Adaptive Duty Cycling Mechanism in Tunnel Excavation
3.1. Tracking Objects
3.2. Network Model
3.3. Energy Saving Strategy
4. Analysis and Evaluation
4.1. Energy Consumption
4.2. Expected Latency
4.3. Evaluation in Tunnel Excavation
Conflicts of Interest
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|The change of RSSI value|
|The probability that the of sensor nodes exceeds a threshold|
|The wake-up time of duty cycle interval|
|The sleep time of duty cycle interval|
|D||The duty cycle (i.e.,)|
|The power for wake-up|
|The expected energy consumption of periodic duty cycling mechanism with an fixed sleep time of|
|The expected energy consumption of adaptive duty cycling mechanism with two adjusted sleep time, and , according to its change of RSSI value.|
|The expected latency of periodic duty cycling mechanism with an fixed sleep time of|
|The expected latency of adaptive duty cycling mechanism with two adjusted sleep time, and , according to its change of RSSI value|
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