1 Department of Electronics and communication Engineering, DRR Government Polytechnic, Davanagere, Karnataka, India.
2 Department of Electronics and communication Engineering, Gomatesh Polytechnic, Belagavi, Karnataka, India.
Review Article
World Journal of Advanced Research and Reviews, 2019, 01(02), 108-117
Article DOI: 10.30574/wjarr.2019.1.2.0139
Received on 02 March 2019; revised on 15 March 2019; accepted on 22 March 2019
The proliferation of Internet of Things (IoT) applications has created an unprecedented demand for autonomous, battery-operated sensor nodes capable of extended operational lifetimes. This paper presents a comprehensive analysis of ultra-low power design methodologies for IoT sensors, with particular emphasis on energy harvesting techniques and advanced power management strategies. Through systematic examination of circuit-level optimizations, energy harvesting mechanisms, and intelligent power management protocols, this research demonstrates potential energy consumption reductions of up to 95% compared to conventional designs. The study evaluates various energy harvesting sources including solar, thermal, vibration, and radio frequency energy, while proposing novel power management architectures that dynamically adapt to environmental conditions and application requirements. Experimental results indicate that properly designed ultra-low power IoT sensors can achieve operational lifetimes exceeding 10 years with minimal maintenance, making them viable for large-scale deployment in smart city infrastructure, environmental monitoring, and industrial automation applications.
Iot Sensors; Ultra-Low Power Design; Energy Harvesting; Power Management; Wireless Sensor Networks
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Jyothikumari G and Shankar S Miraji. Ultra-low power design for iot sensors: energy harvesting and power management techniques. World Journal of Advanced Research and Reviews, 2019, 1(2), 108-117. Article DOI: https://doi.org/10.30574/wjarr.2019.1.2.0139