High-Efficiency Simultaneous Wireless Information and Power Transmission (SWIPT) By Exploiting 2nd/3rd Harmonics

Hao Zhang, Yi Li, Si Ping Gao, Yong Xin Guo

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

Far-field wireless power transmission always suffers from antenna radiation/polarization misalignment, and unknown distances between a base station and rectenna ends. To solve such problem, 2nd/3rd harmonics generated from RF-to-dc rectification are exploited. Consequently, an interesting relationship between harmonic and radiation/polarization, distance can be established. To further realize high isolation between incidence and harmonic backscattered signals, novel diplexers are adopted. Together with a shared-aperture dual band antenna, a compact rectenna can be facilitated for high-efficiency simultaneous wireless information and power transmission (SWIPT) by exploiting 2nd/3rd harmonics.

Original languageEnglish
Title of host publication2021 IEEE MTT-S International Wireless Symposium, IWS 2021 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665435277
DOIs
StatePublished - 2021
Event2021 IEEE MTT-S International Wireless Symposium, IWS 2021 - Nanjing, China
Duration: 23 May 202126 May 2021

Publication series

Name2021 IEEE MTT-S International Wireless Symposium, IWS 2021 - Proceedings

Conference

Conference2021 IEEE MTT-S International Wireless Symposium, IWS 2021
Country/TerritoryChina
CityNanjing
Period23/05/2126/05/21

Keywords

  • Diplexer
  • Harmonics
  • RF-to-dc rectification
  • Wireless information
  • Wireless power transmission

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