Paper Abstract and Keywords |
Presentation |
2011-12-16 09:35
[Poster Presentation]
An Improvement Method of Frequency Spectrum Based OFDM Adaptive Array which Suppresses the Multipaths Beyond the Guard Interval Shosuke Nakamura, Tadatomo Sato (Tokyo City Univ.) WBS2011-44 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
In this paper, we focus on the temporal variation of the amplitude spectrum of received OFDM signal caused by long delay multipath wave over Guard Interval, we propose two improvement methods that suppress long delay multipath wave over Guard Interval and improve the bit error rate performance. One is the use of Short Pass Filter which cuts the delay waves over Guard Interval before averaging the amplitude spectrum for high-speed convergence of the weight vector of adaptive array. The other is the selective diversity which runs convergence algorithm from some initial weight vectors and demodulate data by using the weight vector of the largest amplitude spectrum in each subcarrier. We show the performance of improvement methods via computer simulations. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
OFDM / adaptive array / frequency spectrum / blind control / / / / |
Reference Info. |
IEICE Tech. Rep., vol. 111, no. 340, WBS2011-44, pp. 71-76, Dec. 2011. |
Paper # |
WBS2011-44 |
Date of Issue |
2011-12-08 (WBS) |
ISSN |
Print edition: ISSN 0913-5685 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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WBS2011-44 |
Conference Information |
Committee |
ITS WBS |
Conference Date |
2011-12-15 - 2011-12-16 |
Place (in Japanese) |
(See Japanese page) |
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(See Japanese page) |
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Poster Sessions, etc. |
Paper Information |
Registration To |
WBS |
Conference Code |
2011-12-ITS-WBS |
Language |
Japanese |
Title (in Japanese) |
(See Japanese page) |
Sub Title (in Japanese) |
(See Japanese page) |
Title (in English) |
An Improvement Method of Frequency Spectrum Based OFDM Adaptive Array which Suppresses the Multipaths Beyond the Guard Interval |
Sub Title (in English) |
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Keyword(1) |
OFDM |
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adaptive array |
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frequency spectrum |
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blind control |
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1st Author's Name |
Shosuke Nakamura |
1st Author's Affiliation |
Tokyo City University (Tokyo City Univ.) |
2nd Author's Name |
Tadatomo Sato |
2nd Author's Affiliation |
Tokyo City University (Tokyo City Univ.) |
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Speaker |
Author-1 |
Date Time |
2011-12-16 09:35:00 |
Presentation Time |
120 minutes |
Registration for |
WBS |
Paper # |
WBS2011-44 |
Volume (vol) |
vol.111 |
Number (no) |
no.340 |
Page |
pp.71-76 |
#Pages |
6 |
Date of Issue |
2011-12-08 (WBS) |
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