Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment

The forward error correction (FEC) and interleaver realizations used in a 5.4 km horizontal-path link experiment incorporated several unique elements that were specifically tailored to address turbulence-induced fading. To facilitate optimization studies, this hardware was designed to afford a high...

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Main Author: Greco, Joseph Anthony, Jr.
Other Authors: Lincoln Laboratory
Format: Article
Language:en_US
Published: The International Society for Optical Engineering 2010
Online Access:http://hdl.handle.net/1721.1/52731
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author Greco, Joseph Anthony, Jr.
author2 Lincoln Laboratory
author_facet Lincoln Laboratory
Greco, Joseph Anthony, Jr.
author_sort Greco, Joseph Anthony, Jr.
collection MIT
description The forward error correction (FEC) and interleaver realizations used in a 5.4 km horizontal-path link experiment incorporated several unique elements that were specifically tailored to address turbulence-induced fading. To facilitate optimization studies, this hardware was designed to afford a high degree of flexibility in the FEC code structure and interleaver length. An essential aspect of this structure was the standards-compliant client interface, which provided seamless connectivity to fiber-based terrestrial networks. Through the use of an OTU1 (2.667 Gbaud) architecture with nonstandard interleaving, error-free transmission was achieved in the presence of strong scintillation that produced fade events that frequently exceeded 10 ms in duration. This work was sponsored by the Department of Defense, RRCO DDR&E, under Air Force Contract FA8721-05-C-0002. Opinions, interpretations, conclusions and recommendations are those of the authors and are not necessarily endorsed by the United States Government.
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spelling mit-1721.1/527312022-09-26T12:11:21Z Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment Greco, Joseph Anthony, Jr. Lincoln Laboratory Greco, Joseph Anthony, Jr. Greco, Joseph Anthony, Jr. The forward error correction (FEC) and interleaver realizations used in a 5.4 km horizontal-path link experiment incorporated several unique elements that were specifically tailored to address turbulence-induced fading. To facilitate optimization studies, this hardware was designed to afford a high degree of flexibility in the FEC code structure and interleaver length. An essential aspect of this structure was the standards-compliant client interface, which provided seamless connectivity to fiber-based terrestrial networks. Through the use of an OTU1 (2.667 Gbaud) architecture with nonstandard interleaving, error-free transmission was achieved in the presence of strong scintillation that produced fade events that frequently exceeded 10 ms in duration. This work was sponsored by the Department of Defense, RRCO DDR&E, under Air Force Contract FA8721-05-C-0002. Opinions, interpretations, conclusions and recommendations are those of the authors and are not necessarily endorsed by the United States Government. United States Department of Defense (Air Force Contract FA8721-05-C-0002) 2010-03-18T20:04:39Z 2010-03-18T20:04:39Z 2009-08 Article http://purl.org/eprint/type/JournalArticle 0277-786X http://hdl.handle.net/1721.1/52731 Greco, Joseph A. “Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment.” Free-Space Laser Communications IX. Ed. Arun K. Majumdar & Christopher C. Davis. San Diego, CA, USA: SPIE, 2009. 746409-7. © 2009 SPIE--The International Society for Optical Engineering en_US http://dx.doi.org/10.1117/12.826309 Proceedings of SPIE--the International Society for Optical Engineering; v.7464 Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. application/pdf The International Society for Optical Engineering SPIE
spellingShingle Greco, Joseph Anthony, Jr.
Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment
title Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment
title_full Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment
title_fullStr Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment
title_full_unstemmed Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment
title_short Design of the high-speed framing, FEC, and interleaving hardware used in a 5.4km free-space optical communication experiment
title_sort design of the high speed framing fec and interleaving hardware used in a 5 4km free space optical communication experiment
url http://hdl.handle.net/1721.1/52731
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