Performance analysis of hybrid ARQ schemes in optical communications.
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| Title: | Performance analysis of hybrid ARQ schemes in optical communications. |
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| Authors: | Uyematsu, Tomohiko1, Asano, Maiko1, Okamoto, Eiji1 |
| Source: | Electronics & Communications in Japan, Part 3: Fundamental Electronic Science. 03/01/1997, Vol. 80 Issue 3, p73-82. 10p. |
| Subject Terms: | *OPTICAL communications, *ERROR-correcting codes, *ARTIFICIAL intelligence, *COMPUTATIONAL complexity, *ELECTRONIC data processing, *AUTOMATIC control systems |
| Abstract: | The channel in the intensity modulation-direct detection (IMDD) system, which is one of the typical optical communication systems, can be modeled as a Z-channel, where only “1-to-0” errors are produced. Consequently, by applying the all-unidirectional error-detecting code, error-free communication can be realized by using an ARQ (Automatic Repeat Request) scheme in which the codeword containing errors is retransmitted. From such a viewpoint, this paper discusses the application of a hybrid ARQ scheme to optical communications. First, the throughput is used as the evaluation measure. It is shown that the hybrid ARQ scheme (hybrid SR+GBN ARQ scheme), which combines a single-error correction/all-unidirectional error detection code (SEC/AUED code) with the selective Go-Back-N method is the ARQ scheme most suited to the optical communication from a practical viewpoint, including the fact that it can be realized using a receiver buffer with finite length. We propose an SEC/AUED code that allows coding/decoding with practicable computational complexity, even if the code length is great. The performance is evaluated for the hybrid SR+GBN ARQ scheme. It is shown that a throughput exceeding 99.8% can be realized if the error rate of the channel is less than 10-6. © 1997 Scripta Technica, Inc. Electron Comm Jpn Pt 3, 80(3): 73–82, 1997 [ABSTRACT FROM AUTHOR] |
| Database: | Academic Search Index |
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| Header | DbId: asx DbLabel: Academic Search Index An: 14076804 RelevancyScore: 1189 AccessLevel: 6 PubType: Academic Journal PubTypeId: academicJournal PreciseRelevancyScore: 1188.93701171875 |
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| Items | – Name: Title Label: Title Group: Ti Data: Performance analysis of hybrid ARQ schemes in optical communications. – Name: Author Label: Authors Group: Au Data: <searchLink fieldCode="AR" term="%22Uyematsu%2C+Tomohiko%22">Uyematsu, Tomohiko</searchLink><relatesTo>1</relatesTo><br /><searchLink fieldCode="AR" term="%22Asano%2C+Maiko%22">Asano, Maiko</searchLink><relatesTo>1</relatesTo><br /><searchLink fieldCode="AR" term="%22Okamoto%2C+Eiji%22">Okamoto, Eiji</searchLink><relatesTo>1</relatesTo> – Name: TitleSource Label: Source Group: Src Data: <searchLink fieldCode="JN" term="%22Electronics+%26+Communications+in+Japan%2C+Part+3%3A+Fundamental+Electronic+Science%22">Electronics & Communications in Japan, Part 3: Fundamental Electronic Science</searchLink>. 03/01/1997, Vol. 80 Issue 3, p73-82. 10p. – Name: Subject Label: Subject Terms Group: Su Data: *<searchLink fieldCode="DE" term="%22OPTICAL+communications%22">OPTICAL communications</searchLink><br />*<searchLink fieldCode="DE" term="%22ERROR-correcting+codes%22">ERROR-correcting codes</searchLink><br />*<searchLink fieldCode="DE" term="%22ARTIFICIAL+intelligence%22">ARTIFICIAL intelligence</searchLink><br />*<searchLink fieldCode="DE" term="%22COMPUTATIONAL+complexity%22">COMPUTATIONAL complexity</searchLink><br />*<searchLink fieldCode="DE" term="%22ELECTRONIC+data+processing%22">ELECTRONIC data processing</searchLink><br />*<searchLink fieldCode="DE" term="%22AUTOMATIC+control+systems%22">AUTOMATIC control systems</searchLink> – Name: Abstract Label: Abstract Group: Ab Data: The channel in the intensity modulation-direct detection (IMDD) system, which is one of the typical optical communication systems, can be modeled as a Z-channel, where only “1-to-0” errors are produced. Consequently, by applying the all-unidirectional error-detecting code, error-free communication can be realized by using an ARQ (Automatic Repeat Request) scheme in which the codeword containing errors is retransmitted. From such a viewpoint, this paper discusses the application of a hybrid ARQ scheme to optical communications. First, the throughput is used as the evaluation measure. It is shown that the hybrid ARQ scheme (hybrid SR+GBN ARQ scheme), which combines a single-error correction/all-unidirectional error detection code (SEC/AUED code) with the selective Go-Back-N method is the ARQ scheme most suited to the optical communication from a practical viewpoint, including the fact that it can be realized using a receiver buffer with finite length. We propose an SEC/AUED code that allows coding/decoding with practicable computational complexity, even if the code length is great. The performance is evaluated for the hybrid SR+GBN ARQ scheme. It is shown that a throughput exceeding 99.8% can be realized if the error rate of the channel is less than 10-6. © 1997 Scripta Technica, Inc. Electron Comm Jpn Pt 3, 80(3): 73–82, 1997 [ABSTRACT FROM AUTHOR] |
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| RecordInfo | BibRecord: BibEntity: Identifiers: – Type: doi Value: 10.1002/(SICI)1520-6440(199703)80:3<73::AID-ECJC8>3.0.CO;2-6 Languages: – Code: eng Text: English PhysicalDescription: Pagination: PageCount: 10 StartPage: 73 Subjects: – SubjectFull: OPTICAL communications Type: general – SubjectFull: ERROR-correcting codes Type: general – SubjectFull: ARTIFICIAL intelligence Type: general – SubjectFull: COMPUTATIONAL complexity Type: general – SubjectFull: ELECTRONIC data processing Type: general – SubjectFull: AUTOMATIC control systems Type: general Titles: – TitleFull: Performance analysis of hybrid ARQ schemes in optical communications. Type: main BibRelationships: HasContributorRelationships: – PersonEntity: Name: NameFull: Uyematsu, Tomohiko – PersonEntity: Name: NameFull: Asano, Maiko – PersonEntity: Name: NameFull: Okamoto, Eiji IsPartOfRelationships: – BibEntity: Dates: – D: 01 M: 03 Text: 03/01/1997 Type: published Y: 1997 Identifiers: – Type: issn-print Value: 10420967 Numbering: – Type: volume Value: 80 – Type: issue Value: 3 Titles: – TitleFull: Electronics & Communications in Japan, Part 3: Fundamental Electronic Science Type: main |
| ResultId | 1 |
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