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This paper presents a miniaturized RF energy harvesting system operating at 2.45 GHz, utilizing a six-stage Dickson rectifier and an L-type impedance matching network. The system achieves a DC output voltage of 4.8 V at 0 dBm input power, making it highly suitable for battery-free, low-power applications such as IoT sensors and wearable devices. The proposed architecture demonstrates high efficiency and compactness, even at low RF power levels, highlighting its potential for sustainable, maintenance-free wireless electronicses.

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Wireless Batteryless RF Energy Harvester for Smart Devices

  • 会议论文

  • 发表日期：

    2026年

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  • Muhammad Ameer Hamza,
  • Matteo Nardello,
  • Davide Brunelli

摘要

This paper presents a miniaturized RF energy harvesting system operating at 2.45 GHz, utilizing a six-stage Dickson rectifier and an L-type impedance matching network. The system achieves a DC output voltage of 4.8 V at 0 dBm input power, making it highly suitable for battery-free, low-power applications such as IoT sensors and wearable devices. The proposed architecture demonstrates high efficiency and compactness, even at low RF power levels, highlighting its potential for sustainable, maintenance-free wireless electronicses.