Abstract
In this paper, we investigate an energy-efficient Long Range (LoRa) wireless network powered by hybrid energy which consists of an energy harvesting source and the grid. The grid allows to compensate for the randomness and intermittency of the harvested energy. The aim is to propose a dynamic energy-efficient resource management scheme for LoRa wireless networks that enables green Internet of Things (IoT). Hence, we formulate a grid energy cost minimization problem subject to minimum received signal-to-noise ratio (SNR), and channel, spreading factor (SF) and energy availability constraints. The formulated problem is simplified and decoupled into two sub-problems which allows to derive the optimal resource management solution but with high computational complexity. Then, we propose a low complexity heuristic channel and SF assignment, and energy management algorithm for dynamic LoRa wireless networks. Numerical results shows the efficient use of renewable energy in green dynamic LoRa wireless networks.
| Original language | English |
|---|---|
| Title of host publication | 2022 IEEE Wireless Communications and Networking Conference, WCNC 2022 |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 830-835 |
| Number of pages | 6 |
| ISBN (Electronic) | 9781665442664 |
| DOIs | |
| Publication status | Published - 19 May 2022 |
| Event | 2022 IEEE Wireless Communications and Networking Conference, WCNC 2022 - Austin, United States Duration: 10 Apr 2022 → 13 Apr 2022 |
Publication series
| Name | IEEE Wireless Communications and Networking Conference, WCNC |
|---|---|
| Volume | 2022-April |
| ISSN (Print) | 1525-3511 |
Conference
| Conference | 2022 IEEE Wireless Communications and Networking Conference, WCNC 2022 |
|---|---|
| Country/Territory | United States |
| City | Austin |
| Period | 10/04/22 → 13/04/22 |
Bibliographical note
Funding Information:ACKNOWLEDGMENT This work was made possible by NPRP-Standard (NPRP-S) Thirteen (13th) Cycle grant # NPRP13S-0205-200265 from the Qatar National Research Fund (QNRF) (a member of Qatar Foundation) and the TÜBITAK—QNRF Joint Funding Program grant (AICC03-0324-200005) from the Scientific and Technological Research Council of Turkey and QNRF. The findings herein reflect the work, and are solely the responsibility, of the authors.
Publisher Copyright:
© 2022 IEEE.
Funding
ACKNOWLEDGMENT This work was made possible by NPRP-Standard (NPRP-S) Thirteen (13th) Cycle grant # NPRP13S-0205-200265 from the Qatar National Research Fund (QNRF) (a member of Qatar Foundation) and the TÜBITAK—QNRF Joint Funding Program grant (AICC03-0324-200005) from the Scientific and Technological Research Council of Turkey and QNRF. The findings herein reflect the work, and are solely the responsibility, of the authors.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- energy harvesting
- LoRa
- resource management
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