Usable electrical energy can be harvested from ambient radio transmissions

S. Muhammad, J. Tiang, S. Wong, A. Smida, R. Ghayoula, A. Iqbal. A Dual-Band Ambient Energy Harvesting Rectenna Design for Wireless Power Communications. 2021. https://doi.org/10.1109/ACCESS.2021.3096834

Demonstrates a dual-band ambient energy harvesting rectenna capable of harvesting usable DC voltage from GSM transmissions.

Sunanda Roy, Jun Jiat Tiang, Mardeni Bin Roslee, Md Tanvir Ahmed, Abbas Z. Kouzani, M. A. Parvez Mahmud. Quad-Band Rectenna for Ambient Radio Frequency (RF) Energy Harvesting. 2021. https://doi.org/10.3390/s21237838

Presents a quad-band rectenna capable of scavenging ambient RF power from various communication bands to power low-energy devices.

Shweta Singh, Manish Kumar, Rahul Kumar. Powering the future: A survey of ambient RF-based communication systems for next-gen wireless networks. 2024. https://doi.org/10.1049/wss2.12094

Surveys ambient RF-based communication systems and confirms that leveraging ambient radio frequency signals for power transfer is a viable solution.

Abdul Quddious, M. Antoniades, P. Vryonides, S. Nikolaou. Voltage-Doubler RF-to-DC Rectifiers for Ambient RF Energy Harvesting and Wireless Power Transfer Systems. 2019. https://doi.org/10.5772/intechopen.89271

Discusses voltage-doubler RF-to-DC rectifiers essential for exploiting ambient radio frequency power and wireless power transfer.

Akib Jayed Islam, S. Salehin, S. U. Alam, S. Pranta, N. Das, Md. Sahidur Rahman, Md Nurul Absar Siddiky, Muhammad Enayetur Rahman. A Sustainable RF-Based Wireless Power Transfer System for Medical Applications. 2024. https://doi.org/10.1109/SPICSCON64195.2024.10940822

Explores a sustainable wireless power transfer system leveraging ambient RF signals to convert electromagnetic waves into direct current for medical devices.

Pangsui Usifu Linge, A. Pandey, Tony Gerges, Jean-Marc Duchamp, Philippe Benech, Jacques Verdier, P. Lombard, Fabien Mieyeville, Michel Cabrera, Pierre Tsafack, Bruno Allard. Evaluation of Recycled Cardboard Paper as an Eco-Friendly Substrate for Rectenna and Ambient Radio Frequency Energy Harvesting Application. 2024. https://doi.org/10.3390/electronics13132499

Evaluates recycled cardboard substrates for rectenna systems designed to harvest ambient radio-frequency energy at 2.45 GHz.

Saif Almadamegha, Rula Alrawashdeh, Saqer aferh. A Compact and Flexible Rectenna for 915 MHz Wireless Radio Frequency Energy Harvesting. 2025. https://doi.org/10.5455/jjee.204-1729017064

Proposes a compact rectenna system achieving high power conversion efficiency when capturing small amounts of power from ambient radio resources.

Bayat Sahar, A. Keshtkar, Zahra Bahrami. Radio Frequency Energy Harvesting with Multi Band Rectenna in GSM 1800, UMTS2100 and WiFi. 2024. https://doi.org/10.1109/ICEE63041.2024.10667717

Presents a multi-band rectenna designed for efficient ambient radio frequency energy harvesting across GSM, UMTS, and WiFi frequency bands.

Cuong Nguyen Quoc, Minh Thuy Le, Toan Do Trong. Simultaneous Wireless Information and Power Transfer with Wi-Fi: Powering IoT Devices. 2024. https://doi.org/10.1109/APMC60911.2024.10867474

Proposes an arrangement of Wi-Fi frames and unoccupied time slots to enhance radio-frequency energy harvesting and RF-to-DC conversion efficiency.

Nabeel Ali, Sherif S Hekal. Rectenna Design for Radio Frequency Wireless Energy Harvesting. 2022. https://doi.org/10.31695/ijasre.2022.8.4.8

Provides a summary of radio-frequency energy harvesting techniques and validates rectenna designs that combine antennas and rectifiers for energy gathering.

Pankaj Chandra Kar, Md Ariful Islam. Design and performance analysis of a rectenna system for charging a mobile phone from ambient EM waves.. 2023. https://doi.org/10.1016/j.heliyon.2023.e13964

Analyzes a rectenna system designed to harvest ambient electromagnetic waves to supplement device charging.