Survey on Multiband RF Energy Harvesting
Eman M. Abdelhady, E., Abdel Kader, H., Al Awamry, A. (2018). Survey on Multiband RF Energy Harvesting. EKB Journal Management System, 1(1), 46-54. doi: 10.21608/bjest.2018.445228
Eman M. Eman M. Abdelhady; Hala M. Abdel Kader; Amr A. Al Awamry. "Survey on Multiband RF Energy Harvesting". EKB Journal Management System, 1, 1, 2018, 46-54. doi: 10.21608/bjest.2018.445228
Eman M. Abdelhady, E., Abdel Kader, H., Al Awamry, A. (2018). 'Survey on Multiband RF Energy Harvesting', EKB Journal Management System, 1(1), pp. 46-54. doi: 10.21608/bjest.2018.445228
Eman M. Abdelhady, E., Abdel Kader, H., Al Awamry, A. Survey on Multiband RF Energy Harvesting. EKB Journal Management System, 2018; 1(1): 46-54. doi: 10.21608/bjest.2018.445228

Survey on Multiband RF Energy Harvesting

Benha Journal of Engineering Science and Technology
Volume 1, Issue 1, July 2018, Page 46-54  XML PDF (605.08 K)
Document Type: Research Article
DOI: 10.21608/bjest.2018.445228
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Authors
Eman M. Eman M. Abdelhady1; Hala M. Abdel Kader2; Amr A. Al Awamry3
1Modern Academy for Engineering and Technology, Cairo
2Shoubra Faculty of Engineering, Banha, Egypt
3Benha Faculty of Engineering, Banha, Egypt
Abstract
Modern life style depending on wireless technologies has made the surrounding environment full of free wireless energy. RF energy harvester exploits this free energy and converts it  to DC power which is used as power sources for many low power applications as wireless sensor network (WSN) and internet of things (IOT). RF harvester circuit contains antenna, matching network, rectifier/voltage multiplier, power storage element and finally load represented in targeted application. Each part has many challenges in its design to improve the coveted performance. Antenna aims to collect most accessible power from the ambient, matching network aims to deliver the collected power to rectifier with minimum reflection, rectifier/voltage multiplier aims to use a topology that achieve high output dc power with suitable sensitivity. Overall Performance of RF harvester can be progressed by increasing the collected power from the ambient; it depends on availability of wireless energy in the surroundings or ability of harvester design to capture more power from available ambient wireless energy. From this view point many researchers propose many designs to capture more power by receiving from multiple frequency bands at the same time using multiband RF harvester. So, this paper presents an outline of some recent achieved work in multiband RF harvesters and the achieved results
Keywords
RF energy harvester; multiband; rectifier
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