CA2370910A1 - A wavelength filter that operates on sets of wavelength channels - Google Patents
A wavelength filter that operates on sets of wavelength channels Download PDFInfo
- Publication number
- CA2370910A1 CA2370910A1 CA002370910A CA2370910A CA2370910A1 CA 2370910 A1 CA2370910 A1 CA 2370910A1 CA 002370910 A CA002370910 A CA 002370910A CA 2370910 A CA2370910 A CA 2370910A CA 2370910 A1 CA2370910 A1 CA 2370910A1
- Authority
- CA
- Canada
- Prior art keywords
- wavelength
- demultiplexer
- signal
- wdm signal
- output
- 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.)
- Abandoned
Links
- 230000003595 spectral effect Effects 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 4
- 230000003287 optical effect Effects 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
- G02B6/12009—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides
- G02B6/12019—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides characterised by the optical interconnection to or from the AWG devices, e.g. integration or coupling with lasers or photodiodes
- G02B6/12021—Comprising cascaded AWG devices; AWG multipass configuration; Plural AWG devices integrated on a single chip
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0208—Interleaved arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0213—Groups of channels or wave bands arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/0205—Select and combine arrangements, e.g. with an optical combiner at the output after adding or dropping
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
- Optical Communication System (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/798,501 US7330659B2 (en) | 2001-03-02 | 2001-03-02 | Wavelength filter that operates on sets of wavelength channels |
| US09/798,501 | 2001-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2370910A1 true CA2370910A1 (en) | 2002-09-02 |
Family
ID=25173559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002370910A Abandoned CA2370910A1 (en) | 2001-03-02 | 2002-02-07 | A wavelength filter that operates on sets of wavelength channels |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7330659B2 (https=) |
| JP (1) | JP4832700B2 (https=) |
| CA (1) | CA2370910A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030031174A1 (en) * | 2001-08-09 | 2003-02-13 | Herzel Laor | Methods and systems for intact datagram routing |
| KR100474695B1 (ko) * | 2003-05-12 | 2005-03-10 | 삼성전자주식회사 | 파장분할다중 광통신망을 위한 양방향 광 분기/결합다중화기 |
| JP4530821B2 (ja) * | 2004-08-16 | 2010-08-25 | 富士通株式会社 | 光分岐挿入装置 |
| JP5164153B2 (ja) * | 2008-03-31 | 2013-03-13 | 日本電信電話株式会社 | 光波長群クロスコネクト装置 |
| US9197354B2 (en) * | 2010-08-26 | 2015-11-24 | Ciena Corporation | Concatenated optical spectrum transmission systems and methods |
| US8923672B2 (en) * | 2011-11-10 | 2014-12-30 | Alcatel Lucent | Wavelength router for a passive optical network |
| CN113740970A (zh) * | 2020-05-30 | 2021-12-03 | 华为技术有限公司 | 一种光栅及其特性调整方法、设备 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5444725A (en) * | 1994-09-30 | 1995-08-22 | At&T Ipm Corp. | Multifrequency laser |
| US5680450A (en) | 1995-02-24 | 1997-10-21 | Ericsson Inc. | Apparatus and method for canceling acoustic echoes including non-linear distortions in loudspeaker telephones |
| US5680490A (en) * | 1995-09-08 | 1997-10-21 | Lucent Technologies Inc. | Comb splitting system and method for a multichannel optical fiber communication network |
| US6545783B1 (en) * | 1996-10-29 | 2003-04-08 | Chorum Technologies Lp | Optical wavelength add/drop multiplexer |
| US6271949B1 (en) * | 1996-12-18 | 2001-08-07 | Nec Corporation | Optical communication system using wavelength-division multiplexed light |
| US6035080A (en) * | 1997-06-20 | 2000-03-07 | Henry; Charles Howard | Reconfigurable add-drop multiplexer for optical communications systems |
| US5960133A (en) * | 1998-01-27 | 1999-09-28 | Tellium, Inc. | Wavelength-selective optical add/drop using tilting micro-mirrors |
| US6212315B1 (en) * | 1998-07-07 | 2001-04-03 | Lucent Technologies Inc. | Channel power equalizer for a wavelength division multiplexed system |
| EP1030480A3 (en) | 1999-02-19 | 2002-06-12 | JDS Uniphase Inc. | Configurable optical circuit |
| EP1248961A2 (en) * | 1999-11-03 | 2002-10-16 | Steven A. Carlson | Optical shutter |
| US6697574B2 (en) * | 2000-03-31 | 2004-02-24 | At&T Corp. | Multiple input waveguide grating router for broadcast and multicast services |
| US6744986B1 (en) * | 2000-06-30 | 2004-06-01 | The United States Of America As Represented By The Secretary Of The Navy | Tunable wavelength add/drop multiplexer based on integrated optic devices |
-
2001
- 2001-03-02 US US09/798,501 patent/US7330659B2/en not_active Expired - Lifetime
-
2002
- 2002-02-07 CA CA002370910A patent/CA2370910A1/en not_active Abandoned
- 2002-02-27 JP JP2002050785A patent/JP4832700B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US20020122440A1 (en) | 2002-09-05 |
| US7330659B2 (en) | 2008-02-12 |
| JP2002330105A (ja) | 2002-11-15 |
| JP4832700B2 (ja) | 2011-12-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |