Virtualizing power cords by wireless power transmission and energy harvesting

Yoshihiro Kawahara, Wei Wei, Yoshiaki Narusue, Ryo Shigeta, Tohru Asami, Manos Tentzeris

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

    5 Citations (Scopus)

    Abstract

    In this paper, we introduce two different approaches for the virtualization of power cords for electrical devices. The first approach is a new concept for routing electric power by wireless transfer on two-dimensional surfaces, such as floors and walls. Unlike any other existing wireless power transfer scheme, this method can deliver electric power over a wide range with minimal loss. We realize this method using multi-hop displacement of a magnetic antenna array. Each array element can be selectively resonated with adjacent elements to deliver power without physical contact. The second approach utilizes far-field RF energy harvesting. Using an efficient voltage multiplier and adaptive software-based control, it is possible to operate low-power wireless sensors continuously.

    Original languageEnglish
    Title of host publicationRSW 2013 - 2013 IEEE Radio and Wireless Symposium - RWW 2013
    Pages37-39
    Number of pages3
    DOIs
    Publication statusPublished - 2013
    Publication typeA4 Article in conference proceedings
    Event2013 IEEE Radio and Wireless Symposium, RSW 2013 - 2013 7th IEEE Radio and Wireless Week, RWW 2013 - Austin, TX, United States
    Duration: 20 Jan 201323 Jan 2013

    Conference

    Conference2013 IEEE Radio and Wireless Symposium, RSW 2013 - 2013 7th IEEE Radio and Wireless Week, RWW 2013
    Country/TerritoryUnited States
    CityAustin, TX
    Period20/01/1323/01/13

    Keywords

    • RF energy harvesting
    • Wireless power transmission

    ASJC Scopus subject areas

    • Computer Networks and Communications
    • Computer Science Applications
    • Electrical and Electronic Engineering
    • Communication

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