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Paper Abstract and Keywords
Presentation 2010-03-04 17:20
Block Design Block Collaborative Decoding System in OFDM Wireless Communication Scheme
Yi Zhou, Osamu Takyu, Yohtaro Umeda (Tokyo Univ. of Science) RCS2009-300
Abstract (in Japanese) (See Japanese page) 
(in English) Collaborative decoding attracts much attention for improving the quality of received signal in wireless broadcasting for mobile communication. Incremental-Maximum Ratio Combining (I-MRC) is one of the conventional collaborative decoding methods. In I-MRC, the node having best quality-received signal makes the request of transferring the information signal from the node having the next best quality-received one. In the broadband wireless communication, the transmitted signal suffers from the frequency selective fading and thus in I-MRC, the significantly attenuated frequency spectrum components of information signal are also transferred to the best quality user. Therefore, these are the bottle neck for improving quality. In this paper, the collaborative decoding based on the method of block cooperation is proposed in OFDM system. In the proposed technique, the sharing of the significantly attenuated frequency spectrum components is avoided. In addition, for reducing the amount of exchanging pre-information (channel state information: CSI), the self selection of resource block is proposed. The effect of proposed collaborating technique is shown by computer simulation.
Keyword (in Japanese) (See Japanese page) 
(in English) Collaborative Decoding / OFDM / Block Cooperation / Block Design / Channel State Information(CSI) Reduction / / /  
Reference Info. IEICE Tech. Rep., vol. 109, no. 440, RCS2009-300, pp. 245-250, March 2010.
Paper # RCS2009-300 
Date of Issue 2010-02-24 (RCS) 
ISSN Print edition: ISSN 0913-5685    Online edition: ISSN 2432-6380
Copyright
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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)
Download PDF RCS2009-300

Conference Information
Committee RCS AN MoNA SR  
Conference Date 2010-03-03 - 2010-03-05 
Place (in Japanese) (See Japanese page) 
Place (in English) YRP 
Topics (in Japanese) (See Japanese page) 
Topics (in English) Mobile Communication Workshop 
Paper Information
Registration To RCS 
Conference Code 2010-03-RCS-AN-MoMuC-SR 
Language Japanese 
Title (in Japanese) (See Japanese page) 
Sub Title (in Japanese) (See Japanese page) 
Title (in English) Block Design Block Collaborative Decoding System in OFDM Wireless Communication Scheme 
Sub Title (in English)  
Keyword(1) Collaborative Decoding  
Keyword(2) OFDM  
Keyword(3) Block Cooperation  
Keyword(4) Block Design  
Keyword(5) Channel State Information(CSI) Reduction  
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1st Author's Name Yi Zhou  
1st Author's Affiliation Tokyo University of Science (Tokyo Univ. of Science)
2nd Author's Name Osamu Takyu  
2nd Author's Affiliation Tokyo University of Science (Tokyo Univ. of Science)
3rd Author's Name Yohtaro Umeda  
3rd Author's Affiliation Tokyo University of Science (Tokyo Univ. of Science)
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Speaker Author-1 
Date Time 2010-03-04 17:20:00 
Presentation Time 20 minutes 
Registration for RCS 
Paper # RCS2009-300 
Volume (vol) vol.109 
Number (no) no.440 
Page pp.245-250 
#Pages
Date of Issue 2010-02-24 (RCS) 


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