JP2007509555A5 - - Google Patents
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- Publication number
- JP2007509555A5 JP2007509555A5 JP2006536097A JP2006536097A JP2007509555A5 JP 2007509555 A5 JP2007509555 A5 JP 2007509555A5 JP 2006536097 A JP2006536097 A JP 2006536097A JP 2006536097 A JP2006536097 A JP 2006536097A JP 2007509555 A5 JP2007509555 A5 JP 2007509555A5
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- JP
- Japan
- 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.)
- Granted
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Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10349891A DE10349891A1 (de) | 2003-10-25 | 2003-10-25 | Optisches Netzwerk und Verstärkerknoten dafür |
| PCT/EP2004/052641 WO2005041451A1 (en) | 2003-10-25 | 2004-10-22 | Optical network and amplifier node therefore |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007509555A JP2007509555A (ja) | 2007-04-12 |
| JP2007509555A5 true JP2007509555A5 (enExample) | 2007-12-06 |
| JP4607892B2 JP4607892B2 (ja) | 2011-01-05 |
Family
ID=34485062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006536097A Expired - Fee Related JP4607892B2 (ja) | 2003-10-25 | 2004-10-22 | 光ネックワーク、及び光ネックワークの増幅器ノード |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7831148B2 (enExample) |
| EP (1) | EP1687918B1 (enExample) |
| JP (1) | JP4607892B2 (enExample) |
| CN (1) | CN1918829B (enExample) |
| AT (1) | ATE361598T1 (enExample) |
| DE (2) | DE10349891A1 (enExample) |
| WO (1) | WO2005041451A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8891957B2 (en) * | 2011-07-13 | 2014-11-18 | Tyco Electronics Subsea Communications Llc | Method and system for fault recovery in an optical network |
| US10341039B1 (en) * | 2016-12-28 | 2019-07-02 | Juniper Networks, Inc. | Methods and apparatus for separating the wavelength switching function from the channel equalization function in a reconfigurable optical add/drop multiplexer (ROADM) |
| CN119519883A (zh) * | 2024-10-29 | 2025-02-25 | 浙江海数科技有限公司 | 利用波分复用技术的异地通信平台 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5532864A (en) * | 1995-06-01 | 1996-07-02 | Ciena Corporation | Optical monitoring channel for wavelength division multiplexed optical communication system |
| JP4036489B2 (ja) * | 1995-08-23 | 2008-01-23 | 富士通株式会社 | 波長多重信号を光増幅する光増幅器を制御するための方法と装置 |
| KR100219719B1 (ko) * | 1997-07-15 | 1999-09-01 | 윤종용 | 감시가능한 파장분할다중화 광증폭기 제어시스템 및 그 제어방법 |
| US6381049B1 (en) * | 1997-12-15 | 2002-04-30 | Ditech Corporation | Multi-port optical multiplexer element |
| FR2776440A1 (fr) * | 1998-03-17 | 1999-09-24 | Nec Corp | Circuit de derivation optique de signal de supervision, repeteur d'amplification optique et systeme de supervision |
| US6057959A (en) * | 1998-05-22 | 2000-05-02 | Ciena Corporation | Optical amplifier having substantially uniform spectral gain |
| US6411407B1 (en) * | 1998-09-17 | 2002-06-25 | Alcatel | Method for providing a bidirectional optical supervisory channel |
| US6362916B2 (en) * | 1998-09-25 | 2002-03-26 | Fiver Laboratories | All fiber gain flattening optical filter |
| JP3670156B2 (ja) * | 1999-03-18 | 2005-07-13 | 富士通株式会社 | 監視光信号を伝送するための方法、装置及びシステム |
| US6885824B1 (en) * | 2000-03-03 | 2005-04-26 | Optical Coating Laboratory, Inc. | Expandable optical array |
| GB2362525B (en) * | 2000-05-18 | 2002-07-24 | Marconi Comm Ltd | Radiation power equalization in wavelength division multiplexing (WDM) optical communication system |
| US6766113B1 (en) * | 2000-06-16 | 2004-07-20 | Lucent Technologies Inc. | Control channel processor and switching mechanism |
| US6623185B1 (en) * | 2000-06-16 | 2003-09-23 | Lucent Technologies Inc. | Loss of signal detector for low-level optical signals |
| WO2002091027A2 (en) * | 2001-05-09 | 2002-11-14 | Ciena Corporation | Method and system for controlling amplifier power in an optical communications network having add/drop capability |
| JP4481540B2 (ja) * | 2001-12-07 | 2010-06-16 | 富士通株式会社 | 光増幅器 |
| FR2838190B1 (fr) * | 2002-04-08 | 2004-10-15 | Cit Alcatel | Dispositif de mesure et/ou de controle dynamique de perte de puissance dans une ligne de transmission optique a canal de supervision, et procede associe |
| DE10335419A1 (de) * | 2003-08-02 | 2005-02-17 | Marconi Communications Gmbh | Wellenlängenselektive optische Signalverarbeitungsvorrichtung |
| CN1314036C (zh) * | 2004-01-15 | 2007-05-02 | 华硕电脑股份有限公司 | 可减少托盘水平偏摆的方法及光驱 |
-
2003
- 2003-10-25 DE DE10349891A patent/DE10349891A1/de not_active Withdrawn
-
2004
- 2004-10-22 EP EP04791296A patent/EP1687918B1/en not_active Expired - Lifetime
- 2004-10-22 WO PCT/EP2004/052641 patent/WO2005041451A1/en not_active Ceased
- 2004-10-22 US US10/576,640 patent/US7831148B2/en not_active Expired - Fee Related
- 2004-10-22 JP JP2006536097A patent/JP4607892B2/ja not_active Expired - Fee Related
- 2004-10-22 AT AT04791296T patent/ATE361598T1/de not_active IP Right Cessation
- 2004-10-22 CN CN2004800315133A patent/CN1918829B/zh not_active Expired - Fee Related
- 2004-10-22 DE DE602004006298T patent/DE602004006298T2/de not_active Expired - Lifetime