Near field effects of millimeter-wave power transmission for medical applications

Hargsoon Yoon, Kyo D. Song, Kunik Lee, Jaehwan Kim, Sang H. Choi

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

5 Scopus citations

Abstract

An integration of micro devices system and wireless power transmission (WPT) technology offers a great potential to revolutionize current health care devices. The system integration of wireless power transmission devices with smart microsensors is crucial for replacing a power storage devices and miniaturizing wireless biomedical systems. Our research goal is to replace battery power supply with an implantable millimeter-wave rectenna. Recently, a hat system with a small millimeter-wave antenna which can feed millimeter-wave power to thin-film rectenna array embedding Schottky diodes was introduced for neural sensing and stimulation applications. In order to prove the design concept and investigate wireless power coupling efficiency under the system design, near-field wireless power transmission was studied in terms of wave frequency and distance. Also, in this paper, we will present the influence of biological objects to the wireless power transmission, simulating the experimental conditions of human objects for future medical applications.

Original languageEnglish
Title of host publicationNanosensors, Biosensors, and Info-Tech Sensors and Systems 2011
DOIs
StatePublished - 2011
Externally publishedYes
EventNanosensors, Biosensors, and Info-Tech Sensors and Systems 2011 - San Diego, CA, United States
Duration: 7 Mar 20109 Mar 2010

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume7980
ISSN (Print)0277-786X

Conference

ConferenceNanosensors, Biosensors, and Info-Tech Sensors and Systems 2011
Country/TerritoryUnited States
CitySan Diego, CA
Period7/03/109/03/10

Keywords

  • Efficiency
  • Microwave Power Transmission
  • Near-field Effects
  • Transmission Rates

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