| Paper Abstract and Keywords |
| Presentation |
2009-10-15 13:20
Resource Allocation Scheme with Considering Proportional Fairness in Multi-user Downlink MIMO-OFDMA-CDM Systems Yasuhiro Fuwa, Eiji Okamoto, Yasunori Iwanami (Nagoya Inst. of Tech.) RCS2009-114 |
| Abstract |
(in Japanese) |
(See Japanese page) |
| (in English) |
In this paper, we propose a new resource allocation scheme that enhances a diversity effect with taking into account a proportional fairness (PF) in downlink MIMO-OFDMA-CDM (multiple input multiple output – orthogonal frequency division multiple access – code division multiplexing) systems. In the proposed scheme, spectral resources are allocated per subcarrier unit and full code-spreading is done for each user using all allocated subcarriers. This maximizes a frequency diversity effect and also enhances a multi-user diversity effect. Furthermore, the subcarrier allocation is based on the PF scheme which is not considered in conventional OFDMA-CDM schemes. The improved performances of BER and capacity are shown through computer simulations. |
| Keyword |
(in Japanese) |
(See Japanese page) |
| (in English) |
MIMO / OFDMA-CDM / proportional fairness / frequency diversity / multi-user diversity / / / |
| Reference Info. |
IEICE Tech. Rep., vol. 109, no. 229, RCS2009-114, pp. 25-30, Oct. 2009. |
| Paper # |
RCS2009-114 |
| Date of Issue |
2009-10-08 (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) |
| Download PDF |
RCS2009-114 |
| Conference Information |
| Committee |
RCS |
| Conference Date |
2009-10-15 - 2009-10-16 |
| Place (in Japanese) |
(See Japanese page) |
| Place (in English) |
ATR |
| Topics (in Japanese) |
(See Japanese page) |
| Topics (in English) |
Signal Processing and Transceiver Technologies on High-speed Wireless Packet Communication, Wireless Communication Systems, etc. |
| Paper Information |
| Registration To |
RCS |
| Conference Code |
2009-10-RCS |
| Language |
Japanese |
| Title (in Japanese) |
(See Japanese page) |
| Sub Title (in Japanese) |
(See Japanese page) |
| Title (in English) |
Resource Allocation Scheme with Considering Proportional Fairness in Multi-user Downlink MIMO-OFDMA-CDM Systems |
| Sub Title (in English) |
|
| Keyword(1) |
MIMO |
| Keyword(2) |
OFDMA-CDM |
| Keyword(3) |
proportional fairness |
| Keyword(4) |
frequency diversity |
| Keyword(5) |
multi-user diversity |
| Keyword(6) |
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| Keyword(7) |
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| Keyword(8) |
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| 1st Author's Name |
Yasuhiro Fuwa |
| 1st Author's Affiliation |
Nagoya Institute of Technology (Nagoya Inst. of Tech.) |
| 2nd Author's Name |
Eiji Okamoto |
| 2nd Author's Affiliation |
Nagoya Institute of Technology (Nagoya Inst. of Tech.) |
| 3rd Author's Name |
Yasunori Iwanami |
| 3rd Author's Affiliation |
Nagoya Institute of Technology (Nagoya Inst. of Tech.) |
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| Speaker |
Author-1 |
| Date Time |
2009-10-15 13:20:00 |
| Presentation Time |
20 minutes |
| Registration for |
RCS |
| Paper # |
RCS2009-114 |
| Volume (vol) |
vol.109 |
| Number (no) |
no.229 |
| Page |
pp.25-30 |
| #Pages |
6 |
| Date of Issue |
2009-10-08 (RCS) |