Dual-Band Wireless Power Transmission Using Coupled Metamaterial Resonators for Wireless Sensor Networks

Safiullah Khan, Thomas F. Eibert

Research output: Contribution to journalConference articlepeer-review

Abstract

A metamaterial based dual-band microwave energy harvester is investigated. The miniaturized unit cell is com[1]posed of two distinct types of resonators, a rectangular split ring resonator coupled together with a T-type resonator, to achieve the desired resonances at 7.16 GHz and 9.25 GHz. The resonance frequencies can be controlled independently with very few parameters. The structure is backed by a metal film. A via on each of the resonating elements is used to divert the current to resistive loads. The power conversion efficiency and the power harvesting efficiency for the structure at 7.16 GHz (9.25 GHz) are 74.7% (65.6%) and 60.5% (51%), respectively.

Original languageEnglish
Pages (from-to)1625-1626
Number of pages2
JournalInternational Conference on Metamaterials, Photonic Crystals and Plasmonics
StatePublished - 2019
Event10th International Conference on Metamaterials, Photonic Crystals and Plasmonics, META 2019 - Lisbon, Portugal
Duration: 23 Jul 201926 Jul 2019

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