Paper Abstract and Keywords |
Presentation |
2010-06-18 14:20
A Study on Adaptive Wireless Distributed Coding using Superposition Coded Modulation Naoyuki Takada, Shinsuke Ibi, Seiichi Sampei (Osaka Univ.) RCS2010-43 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
This paper proposes a methodology of adaptive coding based on extrinsic information transfer (EXIT) analysis for a joint channel-superposition coding in multiple access relay channel (MARC) over uplink amplify-and-forward (AF) relaying.
In this scenario, it is reasonable to consider the transmission model as concatenated structure of channel code and superposition modulation.
This consideration brings us to a joint detection with iterative manners.
However, when a bad quality link is included in the MARC, accuracy of information detection is severely deteriorated at the destination node.
To address this problem, we focus attention on mutual information of iterative behavior in EXIT analys.
The EXIT analysis reveals a mechanism to adaptively control optimum weighting factors in the superposition coding at the relay node with the aid of knowledge on channel state information in the MARC.
Numerical results given in this paper show the adaptive weighting factor control is effective in 80$\%$ or 90$\%$ channel realizations. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
channel coding / superposition modulation coding / joint channel-superposition coding / Iterative decoding / EXIT analysis / adaptive coding / / |
Reference Info. |
IEICE Tech. Rep., vol. 110, no. 77, RCS2010-43, pp. 151-156, June 2010. |
Paper # |
RCS2010-43 |
Date of Issue |
2010-06-10 (RCS) |
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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RCS2010-43 |
Conference Information |
Committee |
RCS |
Conference Date |
2010-06-17 - 2010-06-18 |
Place (in Japanese) |
(See Japanese page) |
Place (in English) |
Kyoto Univ. |
Topics (in Japanese) |
(See Japanese page) |
Topics (in English) |
First Presentation in IEICE Technical Committee, Railroad Communications, Inter-Vehicle Communications, Road to Vehicle Communications, Resource Control, Scheduling, Wireless Communication Systems, etc. |
Paper Information |
Registration To |
RCS |
Conference Code |
2010-06-RCS |
Language |
Japanese |
Title (in Japanese) |
(See Japanese page) |
Sub Title (in Japanese) |
(See Japanese page) |
Title (in English) |
A Study on Adaptive Wireless Distributed Coding using Superposition Coded Modulation |
Sub Title (in English) |
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Keyword(1) |
channel coding |
Keyword(2) |
superposition modulation coding |
Keyword(3) |
joint channel-superposition coding |
Keyword(4) |
Iterative decoding |
Keyword(5) |
EXIT analysis |
Keyword(6) |
adaptive coding |
Keyword(7) |
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Keyword(8) |
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1st Author's Name |
Naoyuki Takada |
1st Author's Affiliation |
Osaka University (Osaka Univ.) |
2nd Author's Name |
Shinsuke Ibi |
2nd Author's Affiliation |
Osaka University (Osaka Univ.) |
3rd Author's Name |
Seiichi Sampei |
3rd Author's Affiliation |
Osaka University (Osaka Univ.) |
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Speaker |
Author-1 |
Date Time |
2010-06-18 14:20:00 |
Presentation Time |
20 minutes |
Registration for |
RCS |
Paper # |
RCS2010-43 |
Volume (vol) |
vol.110 |
Number (no) |
no.77 |
Page |
pp.151-156 |
#Pages |
6 |
Date of Issue |
2010-06-10 (RCS) |
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