GB9820737D0 - WDM optical signal transmission apparatus - Google Patents
WDM optical signal transmission apparatusInfo
- Publication number
- GB9820737D0 GB9820737D0 GBGB9820737.6A GB9820737A GB9820737D0 GB 9820737 D0 GB9820737 D0 GB 9820737D0 GB 9820737 A GB9820737 A GB 9820737A GB 9820737 D0 GB9820737 D0 GB 9820737D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical signal
- signal transmission
- transmission apparatus
- wdm optical
- wdm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- 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
- H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
- H04B10/2525—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using dispersion-compensating fibres
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2210/00—Indexing scheme relating to optical transmission systems
- H04B2210/25—Distortion or dispersion compensation
- H04B2210/254—Distortion or dispersion compensation before the transmission line, i.e. pre-compensation
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9276666A JPH11103286A (en) | 1997-09-25 | 1997-09-25 | Wavelength multiplexed light transmitting device |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9820737D0 true GB9820737D0 (en) | 1998-11-18 |
GB2330026A GB2330026A (en) | 1999-04-07 |
Family
ID=17572634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9820737A Withdrawn GB2330026A (en) | 1997-09-25 | 1998-09-23 | WDM optical signal dispersion compensation |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPH11103286A (en) |
CA (1) | CA2248626A1 (en) |
GB (1) | GB2330026A (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3678597B2 (en) | 1999-02-17 | 2005-08-03 | 日本電気通信システム株式会社 | Optical wavelength demultiplexing system and optical wavelength demultiplexing method |
WO2002011337A1 (en) * | 2000-07-31 | 2002-02-07 | Mitsubishi Denki Kabushiki Kaisha | Optical wavelength division multiplexing device |
US6571032B1 (en) * | 2000-11-06 | 2003-05-27 | Tyco Telecommunications (Us) Inc. | Apparatus and method for multiplexing and/or demultiplexing optical signals having substantially equal dispersion |
US7068946B2 (en) | 2001-01-23 | 2006-06-27 | At&T Corp. | Modulation scheme for tedons |
US6943935B2 (en) | 2001-03-16 | 2005-09-13 | Corning Incorporated | Dispersion-managed cable for raman-assisted transmission |
JP4576094B2 (en) * | 2003-03-03 | 2010-11-04 | 富士通株式会社 | Wavelength division multiplexing optical repeater transmission method and repeater |
JP4957234B2 (en) * | 2006-12-26 | 2012-06-20 | 日本電気株式会社 | Optical signal transmission device |
JP4936322B2 (en) * | 2007-02-27 | 2012-05-23 | 古河電気工業株式会社 | Nonlinear optical loop mirror and optical A / D converter |
US8351798B2 (en) * | 2007-10-16 | 2013-01-08 | Xtera Communications Ltd. | Phase shift keyed high speed signaling |
CN101826921B (en) * | 2009-03-06 | 2014-09-17 | 华为技术有限公司 | Chromatic dispersion gradient compensation method and device |
CN102484532B (en) * | 2009-09-02 | 2015-08-12 | 富士通株式会社 | Communication system, dispersion slope providing device, and communication method |
JP5487491B2 (en) * | 2011-12-02 | 2014-05-07 | 古河電気工業株式会社 | Nonlinear optical loop mirror and optical A / D converter |
CN108352900B (en) * | 2016-03-03 | 2021-01-29 | 华为技术有限公司 | Multiplexer/demultiplexer and passive optical network system |
CN110855366A (en) * | 2018-08-20 | 2020-02-28 | 华为技术有限公司 | Dispersion compensation method, dispersion compensation device and storage medium |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2743972B2 (en) * | 1992-06-09 | 1998-04-28 | 国際電信電話株式会社 | Optical amplification repeater transmission method and system device |
US5224183A (en) * | 1992-07-23 | 1993-06-29 | Alcatel Network Systems, Inc. | Multiple wavelength division multiplexing signal compensation system and method using same |
JP3396270B2 (en) * | 1993-08-10 | 2003-04-14 | 富士通株式会社 | Optical dispersion compensation method |
US5559920A (en) * | 1995-03-01 | 1996-09-24 | Lucent Technologies Inc. | Dispersion compensation in optical fiber communications |
GB2299473A (en) * | 1995-03-27 | 1996-10-02 | Hitachi Cable | Broadband long-distance optical fibre communications |
JPH0946318A (en) * | 1995-08-01 | 1997-02-14 | Fujitsu Ltd | Wavelength multiplexed optical transmission system and optical transmitter to be used for same |
-
1997
- 1997-09-25 JP JP9276666A patent/JPH11103286A/en active Pending
-
1998
- 1998-09-23 GB GB9820737A patent/GB2330026A/en not_active Withdrawn
- 1998-09-24 CA CA002248626A patent/CA2248626A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JPH11103286A (en) | 1999-04-13 |
GB2330026A (en) | 1999-04-07 |
CA2248626A1 (en) | 1999-03-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |