ATE514242T1 - Optisches übertragungssystem und optischer filteraufbau für unterwasseranwendung - Google Patents
Optisches übertragungssystem und optischer filteraufbau für unterwasseranwendungInfo
- Publication number
- ATE514242T1 ATE514242T1 AT05292484T AT05292484T ATE514242T1 AT E514242 T1 ATE514242 T1 AT E514242T1 AT 05292484 T AT05292484 T AT 05292484T AT 05292484 T AT05292484 T AT 05292484T AT E514242 T1 ATE514242 T1 AT E514242T1
- Authority
- AT
- Austria
- Prior art keywords
- optical
- fibre
- pump
- amplifier assembly
- optical amplifier
- Prior art date
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
- H04B10/29—Repeaters
- H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
- H04B10/293—Signal power control
- H04B10/294—Signal power control in a multiwavelength system, e.g. gain equalisation
- H04B10/2941—Signal power control in a multiwavelength system, e.g. gain equalisation using an equalising unit, e.g. a filter
-
- 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
- H04B10/29—Repeaters
- H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
- H04B10/298—Two-way repeaters, i.e. repeaters amplifying separate upward and downward lines
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Lasers (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP05292484A EP1788731B1 (de) | 2005-11-21 | 2005-11-21 | Optisches Übertragungssystem und optischer Filteraufbau für Unterwasseranwendung |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE514242T1 true ATE514242T1 (de) | 2011-07-15 |
Family
ID=36097091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05292484T ATE514242T1 (de) | 2005-11-21 | 2005-11-21 | Optisches übertragungssystem und optischer filteraufbau für unterwasseranwendung |
Country Status (4)
Country | Link |
---|---|
US (1) | US7355787B2 (de) |
EP (1) | EP1788731B1 (de) |
CN (1) | CN100529938C (de) |
AT (1) | ATE514242T1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PT104931B (pt) * | 2009-12-31 | 2011-10-03 | Univ Aveiro | Método remoto e passivo de controlo de potência de bomba em sistemas de amplificação remota |
JPWO2012053320A1 (ja) * | 2010-10-22 | 2014-02-24 | 日本電気株式会社 | 励起光分配装置、励起光分配方法、光増幅システム及びノード装置 |
JP6673027B2 (ja) * | 2016-06-01 | 2020-03-25 | 日本電気株式会社 | 光中継システムおよび光中継方法 |
US10135221B2 (en) * | 2016-09-06 | 2018-11-20 | Tyco Electronics Subsea Communications Llc | Spatial division multiplexed optical communication systems and amplifiers for the same |
WO2018168593A1 (ja) * | 2017-03-13 | 2018-09-20 | 日本電気株式会社 | 光増幅モジュールおよび光増幅方法 |
CN110927902B (zh) * | 2019-11-26 | 2021-02-02 | 烽火海洋网络设备有限公司 | 一种海底远程泵浦光放大器封装结构 |
CN112563870B (zh) * | 2020-12-10 | 2023-01-06 | 长飞光纤光缆股份有限公司 | 一种宽光谱光纤放大系统 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5343320A (en) * | 1992-08-03 | 1994-08-30 | At&T Bell Laboratories | Pump laser control circuit for an optical transmission system |
US5430572A (en) * | 1993-09-30 | 1995-07-04 | At&T Corp. | High power, high gain, low noise, two-stage optical amplifier |
JPH07176813A (ja) * | 1993-12-17 | 1995-07-14 | Fujitsu Ltd | 光ファイバ増幅器 |
CA2320872A1 (en) * | 1998-02-20 | 1999-08-26 | Paul N. Freeman | Upgradable, gain flattened fiber amplifiers for wdm applications |
DE10004435A1 (de) * | 2000-02-02 | 2001-08-30 | Siemens Ag | Rauscharmer bidirektionaler optischer Verstärker |
US6384962B1 (en) * | 2000-06-07 | 2002-05-07 | Tycom (Us) Inc. | Method and apparatus to perform automatic gain equalization using raman amplifiers |
US6426833B1 (en) * | 2000-07-28 | 2002-07-30 | Ciena Corporation | Optical amplifier configuration including shared pumps |
US6618195B2 (en) * | 2001-04-20 | 2003-09-09 | Dorsal Networks Inc. | Pump assembly employing coupled radiation sources for multiple fibers |
CA2481678A1 (en) * | 2002-04-12 | 2003-10-23 | Corvis Corporation | Optical communication systems including optical amplifiers and amplification methods |
JP4122884B2 (ja) * | 2002-07-30 | 2008-07-23 | 日本電気株式会社 | 光中継器 |
-
2005
- 2005-11-21 EP EP05292484A patent/EP1788731B1/de not_active Not-in-force
- 2005-11-21 AT AT05292484T patent/ATE514242T1/de not_active IP Right Cessation
-
2006
- 2006-10-19 US US11/583,019 patent/US7355787B2/en active Active
- 2006-11-02 CN CNB200610143197XA patent/CN100529938C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1788731A1 (de) | 2007-05-23 |
EP1788731B1 (de) | 2011-06-22 |
CN100529938C (zh) | 2009-08-19 |
US20070115539A1 (en) | 2007-05-24 |
CN1971397A (zh) | 2007-05-30 |
US7355787B2 (en) | 2008-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |