Paper Abstract and Keywords |
Presentation |
2018-06-15 11:00
Optimization of antenna beam considering estimated direction of arrival for wireless power transfer to drone Shota Mizuguchi, Ryuji Kohno (Yokohama National Univ) WPT2018-15 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
Recently,demands of an Unmanned Aerial Vehicle(UAV), especially a drone are rapidly spreading for wide variety of applications. However, drone’s flying time must be the most serious problem because a flying time of current drones is limited. In order to solve this problem this study focuses on Wireless Power Transfer(WPT) technology to recharge battery on a drone. In particular, a microwave transmission scheme of WPT can be selected because it is capable of long-distance power transmission. In WPT to recharge a on board battery, beamforming of transmitting antenna for WPT should be optimized considering angle, distance and fractuation of drone due to winds and mechanism of controlling drone. This study proposes a scheme of adaptive beamforming to control beam width of transmitting array antenna according to angle and distance between a drone and transmitting antenna of WPT. Fractuation of drone is taken into account for such adaptive controlling beam width. The greater transfering distance is, the smaller the error of the angle between drone and main beam is. Optimization of beam width is derived for most effectively power transfer corresponding to angle error. Performance improvement of the proposed scheme is demonstrated by computer simulation in comparison with conventional scheme. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
array antenna / drone / beam width / / / / / |
Reference Info. |
IEICE Tech. Rep., vol. 118, no. 87, WPT2018-15, pp. 27-30, June 2018. |
Paper # |
WPT2018-15 |
Date of Issue |
2018-06-07 (WPT) |
ISSN |
Online edition: ISSN 2432-6380 |
Copyright and reproduction |
All rights are reserved and no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Notwithstanding, instructors are permitted to photocopy isolated articles for noncommercial classroom use without fee. (License No.: 10GA0019/12GB0052/13GB0056/17GB0034/18GB0034) |
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WPT2018-15 |
Conference Information |
Committee |
EMCJ WPT |
Conference Date |
2018-06-14 - 2018-06-15 |
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(See Japanese page) |
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Paper Information |
Registration To |
WPT |
Conference Code |
2018-06-EMCJ-WPT |
Language |
Japanese |
Title (in Japanese) |
(See Japanese page) |
Sub Title (in Japanese) |
(See Japanese page) |
Title (in English) |
Optimization of antenna beam considering estimated direction of arrival for wireless power transfer to drone |
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array antenna |
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drone |
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beam width |
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1st Author's Name |
Shota Mizuguchi |
1st Author's Affiliation |
Yokohama National University (Yokohama National Univ) |
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Ryuji Kohno |
2nd Author's Affiliation |
Yokohama National University (Yokohama National Univ) |
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Speaker |
Author-1 |
Date Time |
2018-06-15 11:00:00 |
Presentation Time |
25 minutes |
Registration for |
WPT |
Paper # |
WPT2018-15 |
Volume (vol) |
vol.118 |
Number (no) |
no.87 |
Page |
pp.27-30 |
#Pages |
4 |
Date of Issue |
2018-06-07 (WPT) |
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