| Paper Abstract and Keywords |
| Presentation |
2015-10-30 10:25
PAPR Reduction of Optical SSB Modulated Signal using LN Modulator Nonlinearity-based Peak Folding K. I. Amila Sampath, Katsumi Takano (Yamagata Univ) OCS2015-71 OPE2015-121 LQE2015-90 |
| Abstract |
(in Japanese) |
(See Japanese page) |
| (in English) |
Optical single sideband (SSB) modulation employs one-half of the spectrum bandwidth compared to that of intensity modulation. Due to the narrow bandwidth, optical SSB signal is tolerant to group velocity dispersion (GVD) and GVD of optical SSB signal can be compensated in electrical domain. However peak-to-average power ratio (PAPR) of carrier suppressed optical SSB (SSB-SC) signal becomes high because of the Hilbert-transformed signal component. High PAPR of optical SSB-SC signal causes nonlinear phase shifts by self-phase modulation (SPM) during the transmission and results a degraded signal at the receiver. We propose a simple technique to reduce PAPR of optical SSB-SC signal using peak folding. Nonlinear modulation curve of LN modulator was used to fold the peaks of Hilbert-transformed signal. PAPR of optical SSB-SC signal was reduced from 4.26 to 1.52 by using peak folding. As a result of PAPR reduction, SPM threshold of the studied system was improved by 3 dB. |
| Keyword |
(in Japanese) |
(See Japanese page) |
| (in English) |
Optical SSB / PAPR / Peak Folding / SSR / / / / |
| Reference Info. |
IEICE Tech. Rep., vol. 115, no. 278, LQE2015-90, pp. 149-153, Oct. 2015. |
| Paper # |
LQE2015-90 |
| Date of Issue |
2015-10-22 (OCS, OPE, LQE) |
| 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 |
OCS2015-71 OPE2015-121 LQE2015-90 |
| Conference Information |
| Committee |
OPE LQE OCS |
| Conference Date |
2015-10-29 - 2015-10-30 |
| Place (in Japanese) |
(See Japanese page) |
| Place (in English) |
Beppu International Convention Center |
| Topics (in Japanese) |
(See Japanese page) |
| Topics (in English) |
|
| Paper Information |
| Registration To |
LQE |
| Conference Code |
2015-10-OPE-LQE-OCS |
| Language |
Japanese |
| Title (in Japanese) |
(See Japanese page) |
| Sub Title (in Japanese) |
(See Japanese page) |
| Title (in English) |
PAPR Reduction of Optical SSB Modulated Signal using LN Modulator Nonlinearity-based Peak Folding |
| Sub Title (in English) |
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| Keyword(1) |
Optical SSB |
| Keyword(2) |
PAPR |
| Keyword(3) |
Peak Folding |
| Keyword(4) |
SSR |
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| 1st Author's Name |
K. I. Amila Sampath |
| 1st Author's Affiliation |
Yamagata University (Yamagata Univ) |
| 2nd Author's Name |
Katsumi Takano |
| 2nd Author's Affiliation |
Yamagata University (Yamagata Univ) |
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| Speaker |
Author-1 |
| Date Time |
2015-10-30 10:25:00 |
| Presentation Time |
25 minutes |
| Registration for |
LQE |
| Paper # |
OCS2015-71, OPE2015-121, LQE2015-90 |
| Volume (vol) |
vol.115 |
| Number (no) |
no.276(OCS), no.277(OPE), no.278(LQE) |
| Page |
pp.149-153 |
| #Pages |
5 |
| Date of Issue |
2015-10-22 (OCS, OPE, LQE) |