Paper Abstract and Keywords |
Presentation |
2013-10-17 11:40
A Study on Semi-Blind Interference Alignment with Multiple Users Manato Takai (Shizuoka Univ.), Koji Ishibashi (UEC), Tadahiro Wada (Shizuoka Univ.) RCS2013-148 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
When multiple transmitters transmit their information simultaneously
using the same frequency, the strong interference occurs at every
receiver side, which degrades the overall performance of the network.
A key concept of that arises in the context of the interference
channel is interference alignment (IA) that refers to an overlap of
signal spaces occupied by undesired interference at each receiver
while keeping desired signal spaces distinct.
However, all the channel responses are required at every transmitter
and receiver to realize the IA, which are practically demanding.
Hence, semi-blind IA (S-BIA) scheme has been proposed for 2×2
user X channels, which only requires local channel responses
corresponding to each transmitter and can achieve 4/3
degrees-of-freedom (DoF).
In this paper, we propose S-BIA for M×2 user X channels
composed of M transmitters and 2 receivers and analyze the channel
capacity of S-BIA in order to show that S-BIA can achieve the
2M/(M+1) DoF similar to the conventional IA. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
Semi-Blind Interference Alignment (S-BIA) / Degrees-of-freedom(DoF) / Interference Channels / Orthogonal Frequency Division Multiplexing (OFDM) / Channel Capacity / / / |
Reference Info. |
IEICE Tech. Rep., vol. 113, no. 246, RCS2013-148, pp. 37-42, Oct. 2013. |
Paper # |
RCS2013-148 |
Date of Issue |
2013-10-10 (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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RCS2013-148 |
Conference Information |
Committee |
RCS |
Conference Date |
2013-10-17 - 2013-10-18 |
Place (in Japanese) |
(See Japanese page) |
Place (in English) |
Sophia Univ. |
Topics (in Japanese) |
(See Japanese page) |
Topics (in English) |
Wireless Communication Schemes, Wireless Communication Systems, Wireless Standards, etc. |
Paper Information |
Registration To |
RCS |
Conference Code |
2013-10-RCS |
Language |
Japanese |
Title (in Japanese) |
(See Japanese page) |
Sub Title (in Japanese) |
(See Japanese page) |
Title (in English) |
A Study on Semi-Blind Interference Alignment with Multiple Users |
Sub Title (in English) |
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Keyword(1) |
Semi-Blind Interference Alignment (S-BIA) |
Keyword(2) |
Degrees-of-freedom(DoF) |
Keyword(3) |
Interference Channels |
Keyword(4) |
Orthogonal Frequency Division Multiplexing (OFDM) |
Keyword(5) |
Channel Capacity |
Keyword(6) |
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Keyword(7) |
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Keyword(8) |
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1st Author's Name |
Manato Takai |
1st Author's Affiliation |
Shizuoka University (Shizuoka Univ.) |
2nd Author's Name |
Koji Ishibashi |
2nd Author's Affiliation |
The University of Electro-Communications (UEC) |
3rd Author's Name |
Tadahiro Wada |
3rd Author's Affiliation |
Shizuoka University (Shizuoka Univ.) |
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Speaker |
Author-1 |
Date Time |
2013-10-17 11:40:00 |
Presentation Time |
20 minutes |
Registration for |
RCS |
Paper # |
RCS2013-148 |
Volume (vol) |
vol.113 |
Number (no) |
no.246 |
Page |
pp.37-42 |
#Pages |
6 |
Date of Issue |
2013-10-10 (RCS) |
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