JP2011517517A - Ldpc符号化多値変調方式 - Google Patents
Ldpc符号化多値変調方式 Download PDFInfo
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- JP2011517517A JP2011517517A JP2010550714A JP2010550714A JP2011517517A JP 2011517517 A JP2011517517 A JP 2011517517A JP 2010550714 A JP2010550714 A JP 2010550714A JP 2010550714 A JP2010550714 A JP 2010550714A JP 2011517517 A JP2011517517 A JP 2011517517A
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- 230000010287 polarization Effects 0.000 claims description 41
- 239000006185 dispersion Substances 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 238000012549 training Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
- H03M13/255—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with Low Density Parity Check [LDPC] codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/2569—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to polarisation mode dispersion [PMD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
- H04B10/54—Intensity modulation
- H04B10/541—Digital intensity or amplitude modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/60—Receivers
- H04B10/61—Coherent receivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0057—Block codes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0057—Block codes
- H04L1/0058—Block-coded modulation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0064—Concatenated codes
- H04L1/0065—Serial concatenated codes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Optical Communication System (AREA)
- Error Detection And Correction (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
本出願は、米国特許法第119条(e)項の下、2008年3月13日に出願された米国特許仮出願番号第61/036,112号の利益を主張し、該米国特許仮出願の全内容および出願書類はすべての目的のために参照により本出願に組み込まれている。
Claims (1)
- 多レベル(M≧2)ブロック符号化変調システムで使用される偏波モード分散(PMD)補償方式であって、
kiがLDPC符号のi(i=1,2,...,m)番目の成分の情報ビット数を示し、nが全てのLDPC符号に対して同じとなる符号語長を示すとすると、符号化率ri=ki/nの異なる(n,ki)LDPC符号を使用して、m個の異なる情報源から発生したビットストリームを符号化するステップと、
LDPC符号器によって生成されたm個の出力をブロックインタリーバに行方向に書き込むステップと、
対応するM−ary信号配置点を2次元信号点配置図に決定するステップと、
x−送信チャネルを使用して送信されるシンボルおよびy−送信チャネルを使用して送信されるシンボルが生成されるように、偏波時間符号器の影響を通して符号化するステップと、
前記両シンボルを送信用の単一出力ストリームに合成するステップと、を含む偏波モード分散補償方式。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3611208P | 2008-03-13 | 2008-03-13 | |
US61/036,205 | 2008-03-13 | ||
US12/242,205 | 2008-09-30 | ||
US12/242,205 US8140934B2 (en) | 2008-03-13 | 2008-09-30 | LDPC-coded multilevel modulation scheme |
PCT/US2009/032939 WO2009114221A1 (en) | 2008-03-13 | 2009-02-03 | Ldpc-coded multilevel modulation scheme |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011517517A true JP2011517517A (ja) | 2011-06-09 |
JP5210399B2 JP5210399B2 (ja) | 2013-06-12 |
Family
ID=41064327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010550714A Expired - Fee Related JP5210399B2 (ja) | 2008-03-13 | 2009-02-03 | Ldpc符号化多値変調方式 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8140934B2 (ja) |
EP (1) | EP2274842B1 (ja) |
JP (1) | JP5210399B2 (ja) |
WO (1) | WO2009114221A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8175466B2 (en) * | 2009-03-10 | 2012-05-08 | Nec Laboratories America, Inc. | Methods and systems for polarization multiplexed multilevel modulation for optical communication |
FR2965992B1 (fr) * | 2010-10-08 | 2014-04-04 | Inst Telecom Telecom Paristech | Methode et systeme de transmission wdm a codage chromato-temporel |
US9768875B2 (en) | 2012-11-12 | 2017-09-19 | Ciena Corporation | Optical modulation schemes having reduced nonlinear optical transmission impairments |
US9143238B2 (en) * | 2012-11-12 | 2015-09-22 | Ciena Corporation | Optical modulation schemes having reduced nonlinear optical transmission impairments |
US9735921B2 (en) * | 2015-04-24 | 2017-08-15 | Nec Corporation | Ultra-high speed optical transport employing LDPC-coded modulation with non-uniform signaling |
KR101885126B1 (ko) * | 2016-11-07 | 2018-08-06 | 중앙대학교 산학협력단 | 협력 반복 복호에서 복호 가능 도수 분포 추정 방법 및 장치 |
CN113810116B (zh) * | 2017-09-01 | 2023-02-03 | 华为技术有限公司 | 光信号传输系统及光信号传输方法 |
CN109067468B (zh) * | 2018-06-07 | 2019-12-31 | 武汉邮电科学研究院有限公司 | 应用于直检光通信系统的kk传输方法及直检光通信系统 |
CN114448567B (zh) * | 2022-01-07 | 2023-07-25 | 重庆理工大学 | 一种面向fso系统的极化编码协作通信方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007074273A (ja) * | 2005-09-06 | 2007-03-22 | National Institute Of Information & Communication Technology | コヒーレント光伝送方法 |
JP2007311891A (ja) * | 2006-05-16 | 2007-11-29 | Mitsubishi Electric Corp | 送信装置、受信装置、送信方法、及び受信方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001067644A1 (en) * | 2000-03-06 | 2001-09-13 | University Of Southern California | Compensation for polarization-mode dispersion in multiple wavelength-division multiplexed channels |
US7224911B2 (en) * | 2001-06-07 | 2007-05-29 | Jds Uniphase Corporation | Adaptive distortion compensation in optical fiber communication networks |
DE60130930T2 (de) * | 2001-08-31 | 2008-07-17 | Fujitsu Ltd., Kawasaki | Polarisationsmodendispersion-kompensator |
US7197690B2 (en) * | 2002-05-31 | 2007-03-27 | Broadcom Corporation | Bandwidth efficient coded modulation scheme based on MLC (multi-level code) signals having multiple maps |
US7577207B2 (en) * | 2002-07-03 | 2009-08-18 | Dtvg Licensing, Inc. | Bit labeling for amplitude phase shift constellation used with low density parity check (LDPC) codes |
CN1695328A (zh) * | 2002-11-08 | 2005-11-09 | 皮雷利&C.有限公司 | 减少了偏振模色散的光通信线路和系统 |
US7590186B2 (en) * | 2006-03-23 | 2009-09-15 | Motorola, Inc. | Orthogonal frequency division multiplexing (OFDM) system receiver using low-density parity-check (LDPC) codes |
US8213795B2 (en) * | 2007-05-09 | 2012-07-03 | University Of Central Florida Research Foundation, Inc. | Systems and methods of polarization time coding for optical communications |
US20090080072A1 (en) * | 2007-09-26 | 2009-03-26 | Giovanni Barbarossa | Polarization mode dispersion compensation using an arrayed waveguide grating |
-
2008
- 2008-09-30 US US12/242,205 patent/US8140934B2/en not_active Expired - Fee Related
-
2009
- 2009-02-03 EP EP09720290.7A patent/EP2274842B1/en not_active Not-in-force
- 2009-02-03 WO PCT/US2009/032939 patent/WO2009114221A1/en active Application Filing
- 2009-02-03 JP JP2010550714A patent/JP5210399B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007074273A (ja) * | 2005-09-06 | 2007-03-22 | National Institute Of Information & Communication Technology | コヒーレント光伝送方法 |
JP2007311891A (ja) * | 2006-05-16 | 2007-11-29 | Mitsubishi Electric Corp | 送信装置、受信装置、送信方法、及び受信方法 |
Non-Patent Citations (2)
Title |
---|
JPN6013005687; Ivan B. Djordjevic: '「Using LDPC-Coded Modulation and Coherent Detection for Ultra Highspeed Optical Transmission」' JOURNAL OF LIGHTWAVE TECHNOLOGY VOL.25 NO.11, 200711, p.3619 - 3625 * |
JPN6013005690; Siavash M. Alamouti: '「A Simple Transmit Diversity Technique for Wireless Communications」' IEEE JOURNAL ON SELECT AREAS IN COMMUNICATIONS VOL.16 NO.8, 199810, p.1451 - 1458 * |
Also Published As
Publication number | Publication date |
---|---|
US8140934B2 (en) | 2012-03-20 |
EP2274842A1 (en) | 2011-01-19 |
EP2274842B1 (en) | 2015-10-07 |
US20090235143A1 (en) | 2009-09-17 |
JP5210399B2 (ja) | 2013-06-12 |
WO2009114221A1 (en) | 2009-09-17 |
EP2274842A4 (en) | 2014-08-20 |
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