DE60026497D1 - Optische dicht-wdm-multiplexer und -demultiplexer - Google Patents
Optische dicht-wdm-multiplexer und -demultiplexerInfo
- Publication number
- DE60026497D1 DE60026497D1 DE60026497T DE60026497T DE60026497D1 DE 60026497 D1 DE60026497 D1 DE 60026497D1 DE 60026497 T DE60026497 T DE 60026497T DE 60026497 T DE60026497 T DE 60026497T DE 60026497 D1 DE60026497 D1 DE 60026497D1
- Authority
- DE
- Germany
- Prior art keywords
- diversiters
- optical seal
- wdm multiplexers
- wdm
- multiplexers
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/03—WDM arrangements
- H04J14/0307—Multiplexers; Demultiplexers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0221—Power control, e.g. to keep the total optical power constant
- H04J14/02216—Power control, e.g. to keep the total optical power constant by gain equalization
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US274063 | 1999-03-22 | ||
US09/274,063 US6567196B1 (en) | 1999-03-22 | 1999-03-22 | Dense WDM optical multiplexer and demultiplexer |
PCT/US2000/007565 WO2000057590A1 (en) | 1999-03-22 | 2000-03-22 | Dense wdm optical multiplexer and demultiplexer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60026497D1 true DE60026497D1 (de) | 2006-05-04 |
DE60026497T2 DE60026497T2 (de) | 2006-09-28 |
Family
ID=23046603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60026497T Expired - Fee Related DE60026497T2 (de) | 1999-03-22 | 2000-03-22 | Optische dicht-wdm-multiplexer und -demultiplexer |
Country Status (5)
Country | Link |
---|---|
US (1) | US6567196B1 (de) |
EP (1) | EP1078487B1 (de) |
CA (1) | CA2333057A1 (de) |
DE (1) | DE60026497T2 (de) |
WO (1) | WO2000057590A1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6721508B1 (en) | 1998-12-14 | 2004-04-13 | Tellabs Operations Inc. | Optical line terminal arrangement, apparatus and methods |
US6968130B1 (en) * | 1999-09-07 | 2005-11-22 | Nokia Corporation | System and method for fully utilizing available optical transmission spectrum in optical networks |
US6760532B1 (en) * | 2000-01-28 | 2004-07-06 | Ciena Corporation | Optical device having dynamic channel equalization |
EP1220483A4 (de) * | 2000-07-31 | 2005-09-07 | Mitsubishi Electric Corp | Vorrichtung zum optischen wellenlängen multiplex |
US7340174B2 (en) | 2001-12-28 | 2008-03-04 | Nortel Networks Limited | Programmable OADM with chromatic dispersion, dispersion slope and amplitude ripple compensation, and method |
WO2002082706A2 (en) * | 2001-04-03 | 2002-10-17 | Nortel Networks Limited | High spectral efficiency, high performance optical mux and demux architecture |
JP2003185876A (ja) * | 2001-10-12 | 2003-07-03 | Photonixnet Corp | 波長多重化器及び波長多重化装置 |
JP4540289B2 (ja) * | 2002-06-28 | 2010-09-08 | 富士通株式会社 | 波長多重光伝送システムおよび波長多重光伝送方法 |
US7228025B1 (en) * | 2002-10-31 | 2007-06-05 | Finisar Corporation | Thin film interleaver |
US20110067181A1 (en) * | 2009-09-18 | 2011-03-24 | Shanna Luzzi | Baby changing table |
US9584247B1 (en) | 2014-01-10 | 2017-02-28 | Alcatel-Lucent Usa Inc. | Flexible ROADM-less optical hub and spoke node architecture for coherent transponders |
JP6372142B2 (ja) * | 2014-04-11 | 2018-08-15 | 沖電気工業株式会社 | 光波長分波器 |
US10277352B2 (en) | 2016-05-24 | 2019-04-30 | Ciena Corporation | Noise suppression and amplification systems and methods for colorless optical add/drop devices |
US11838101B2 (en) | 2018-01-26 | 2023-12-05 | Ciena Corporation | Upgradeable colorless, directionless, and contentionless optical architectures |
US10454609B2 (en) | 2018-01-26 | 2019-10-22 | Ciena Corporation | Channel pre-combining in colorless, directionless, and contentionless optical architectures |
US10715271B1 (en) * | 2019-09-30 | 2020-07-14 | Corning Research & Development Corporation | Dense wavelength division multiplexing fiber optic apparatuses and related equipment |
US10862610B1 (en) | 2019-11-11 | 2020-12-08 | X Development Llc | Multi-channel integrated photonic wavelength demultiplexer |
US11187854B2 (en) | 2019-11-15 | 2021-11-30 | X Development Llc | Two-channel integrated photonic wavelength demultiplexer |
US11272269B1 (en) | 2021-03-29 | 2022-03-08 | Ciena Corporation | Integrated band splitter for scaling dual-band ROADM |
US12153662B2 (en) | 2021-04-05 | 2024-11-26 | X Development Llc | Metastructured photonic device authentication |
US11536907B2 (en) | 2021-04-21 | 2022-12-27 | X Development Llc | Cascaded integrated photonic wavelength demultiplexer |
US11962351B2 (en) | 2021-12-01 | 2024-04-16 | X Development Llc | Multilayer photonic devices with metastructured layers |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62180307A (ja) * | 1986-02-04 | 1987-08-07 | Fujitsu Ltd | 光合波方法 |
JPS62280307A (ja) | 1986-05-30 | 1987-12-05 | Sumitomo Metal Mining Co Ltd | ニツケル微粉末の製造方法 |
WO1993013437A1 (en) * | 1992-01-02 | 1993-07-08 | Adc Telecommunications, Inc. | Overlapping fusion attenuator |
JP2826444B2 (ja) | 1993-07-12 | 1998-11-18 | 日本電気 株式会社 | 波長多重伝送用光ファイバ増幅器 |
CA2139957C (en) * | 1994-02-18 | 1999-02-09 | Andrew R. Chraplyvy | Multi-channel optical fiber communication system |
JP3751667B2 (ja) * | 1995-11-17 | 2006-03-01 | 富士通株式会社 | 偏波スクランブル式波長多重信号伝送方法 |
JPH09191303A (ja) * | 1996-01-09 | 1997-07-22 | Kokusai Denshin Denwa Co Ltd <Kdd> | 光伝送路 |
US5748350A (en) * | 1996-06-19 | 1998-05-05 | E-Tek Dynamics, Inc. | Dense wavelength division multiplexer and demultiplexer devices |
JPH10173264A (ja) * | 1996-12-09 | 1998-06-26 | Kokusai Denshin Denwa Co Ltd <Kdd> | 利得等化装置 |
JP3080219B2 (ja) * | 1997-01-17 | 2000-08-21 | 日本電気株式会社 | 波長多重方法、波長多重伝送システム及び光パスクロスコネクトシステム |
JPH10322313A (ja) * | 1997-05-16 | 1998-12-04 | Nec Corp | 波長多重伝送装置 |
US6281997B1 (en) * | 1997-09-11 | 2001-08-28 | Ciena Corporation | Dense WDM optical multiplexer and demultiplexer |
US6057959A (en) * | 1998-05-22 | 2000-05-02 | Ciena Corporation | Optical amplifier having substantially uniform spectral gain |
US6263126B1 (en) * | 1998-08-06 | 2001-07-17 | Avanex Corporation | Fiber optic dense wavelength division multiplexer utilizing a multi-stage parallel cascade method of wavelength separation |
IL128503A (en) * | 1999-02-11 | 2003-07-06 | Eci Telecom Ltd | Wdm multiplexer |
-
1999
- 1999-03-22 US US09/274,063 patent/US6567196B1/en not_active Expired - Lifetime
-
2000
- 2000-03-22 WO PCT/US2000/007565 patent/WO2000057590A1/en active IP Right Grant
- 2000-03-22 DE DE60026497T patent/DE60026497T2/de not_active Expired - Fee Related
- 2000-03-22 EP EP00918235A patent/EP1078487B1/de not_active Expired - Lifetime
- 2000-03-22 CA CA002333057A patent/CA2333057A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP1078487A1 (de) | 2001-02-28 |
WO2000057590A1 (en) | 2000-09-28 |
EP1078487B1 (de) | 2006-03-08 |
US6567196B1 (en) | 2003-05-20 |
DE60026497T2 (de) | 2006-09-28 |
CA2333057A1 (en) | 2000-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: KUDLEK & GRUNERT PATENTANWAELTE PARTNERSCHAFT, 803 |
|
8339 | Ceased/non-payment of the annual fee |