AU2001255190A1 - Wavelength monitor for wdm systems - Google Patents

Wavelength monitor for wdm systems

Info

Publication number
AU2001255190A1
AU2001255190A1 AU2001255190A AU5519001A AU2001255190A1 AU 2001255190 A1 AU2001255190 A1 AU 2001255190A1 AU 2001255190 A AU2001255190 A AU 2001255190A AU 5519001 A AU5519001 A AU 5519001A AU 2001255190 A1 AU2001255190 A1 AU 2001255190A1
Authority
AU
Australia
Prior art keywords
wavelength monitor
wdm systems
wdm
systems
wavelength
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
Application number
AU2001255190A
Inventor
Steven P Georgis
Robert T. Weverka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Network Photonics Inc
Original Assignee
Network Photonics Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Network Photonics Inc filed Critical Network Photonics Inc
Publication of AU2001255190A1 publication Critical patent/AU2001255190A1/en
Abandoned legal-status Critical Current

Links

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
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4257—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to monitoring the characteristics of a beam, e.g. laser beam, headlamp beam
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/30—Measuring the intensity of spectral lines directly on the spectrum itself
    • G01J3/32—Investigating bands of a spectrum in sequence by a single detector
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
    • G02B6/2931—Diffractive element operating in reflection
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
    • G02B6/29313—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide characterised by means for controlling the position or direction of light incident to or leaving the diffractive element, e.g. for varying the wavelength response
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
    • G02B6/29382—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM including at least adding or dropping a signal, i.e. passing the majority of signals
    • G02B6/29385—Channel monitoring, e.g. by tapping
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/29395—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device configurable, e.g. tunable or reconfigurable
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
AU2001255190A 2000-04-18 2001-03-22 Wavelength monitor for wdm systems Abandoned AU2001255190A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09551256 2000-04-18
US09/551,256 US6707550B1 (en) 2000-04-18 2000-04-18 Wavelength monitor for WDM systems
PCT/US2001/009442 WO2001079795A1 (en) 2000-04-18 2001-03-22 Wavelength monitor for wdm systems

Publications (1)

Publication Number Publication Date
AU2001255190A1 true AU2001255190A1 (en) 2001-10-30

Family

ID=24200494

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001255190A Abandoned AU2001255190A1 (en) 2000-04-18 2001-03-22 Wavelength monitor for wdm systems

Country Status (7)

Country Link
US (1) US6707550B1 (en)
EP (1) EP1282809A1 (en)
JP (1) JP2004501346A (en)
CN (1) CN1437703A (en)
AU (1) AU2001255190A1 (en)
CA (1) CA2406369A1 (en)
WO (1) WO2001079795A1 (en)

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US6407851B1 (en) 2000-08-01 2002-06-18 Mohammed N. Islam Micromechanical optical switch
US6795605B1 (en) 2000-08-01 2004-09-21 Cheetah Omni, Llc Micromechanical optical switch
US7145704B1 (en) 2003-11-25 2006-12-05 Cheetah Omni, Llc Optical logic gate based optical router
US6721473B1 (en) 2001-02-02 2004-04-13 Cheetah Omni, Llc Variable blazed grating based signal processing
US6445502B1 (en) 2001-02-02 2002-09-03 Celeste Optics, Inc. Variable blazed grating
US20040208553A1 (en) * 2002-07-03 2004-10-21 Lucent Technologies Inc. Method and apparatus for optical layer network management
US7475299B1 (en) * 2004-02-06 2009-01-06 Cisco Technology Inc. Method and system for real-time bit error ratio determination
JP4822727B2 (en) * 2005-03-30 2011-11-24 富士通株式会社 Wavelength multiplex transmission apparatus, leakage light prevention method, and wavelength multiplex communication system
US7429983B2 (en) 2005-11-01 2008-09-30 Cheetah Omni, Llc Packet-based digital display system
JP4495071B2 (en) * 2005-11-18 2010-06-30 日本電信電話株式会社 Wavelength selective switch
US7382953B1 (en) * 2007-02-09 2008-06-03 Gemfire Corporation Folded AWG architecture
US8660437B1 (en) * 2010-11-24 2014-02-25 Emcore Corporation Minimizing distortion due to wavelength dependent loss in WDM optical networks
CN104184518B (en) * 2013-05-22 2017-02-08 中国电信股份有限公司 Monitoring device and method for optical wavelength division multiplexing transmission system
US9941961B2 (en) 2014-09-25 2018-04-10 Nec Corporation Signal detection device and signal detection method
US10663401B2 (en) * 2017-05-15 2020-05-26 The Boeing Company System and method for high speed low noise in-process hyperspectral non-destructive evaluation for rapid composite manufacturing

Family Cites Families (21)

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Publication number Priority date Publication date Assignee Title
JPH0746178B2 (en) 1985-09-27 1995-05-17 富士通株式会社 Optical wavelength multiplexing method
JPS6290042A (en) 1985-10-15 1987-04-24 Nippon Telegr & Teleph Corp <Ntt> Demultiplexing circuit
US4775216A (en) 1987-02-02 1988-10-04 Litton Systems, Inc. Fiber optic sensor array and method
GB2202404B (en) 1987-03-13 1991-01-02 Plessey Co Plc Apparatus for optical wavelength division multiplexing
US5414540A (en) 1993-06-01 1995-05-09 Bell Communications Research, Inc. Frequency-selective optical switch employing a frequency dispersive element, polarization dispersive element and polarization modulating elements
US5629992A (en) 1995-09-14 1997-05-13 Bell Communications Research, Inc. Passband flattening of integrated optical filters
JP3654458B2 (en) * 1995-10-31 2005-06-02 アークレイ株式会社 Light source device
US5745270A (en) 1996-03-28 1998-04-28 Lucent Technologies Inc. Method and apparatus for monitoring and correcting individual wavelength channel parameters in a multi-channel wavelength division multiplexer system
JPH109961A (en) 1996-06-21 1998-01-16 Kokusai Denshin Denwa Co Ltd <Kdd> Light wavelength monitoring apparatus
US5912748A (en) 1996-07-23 1999-06-15 Chorum Technologies Inc. Switchable wavelength router
US5745271A (en) 1996-07-31 1998-04-28 Lucent Technologies, Inc. Attenuation device for wavelength multiplexed optical fiber communications
US5832156A (en) 1996-10-31 1998-11-03 Lucent Technologies Inc. Article comprising an optical waveguide tap
EP0844465B1 (en) 1996-11-26 2002-12-18 Korea Atomic Energy Research Institute Method and system for spatial filtering of an extended radiation source with chromatic aberration of imaging optics in single-element detector measurement for monitoring of the extended radiation source
US5796479A (en) * 1997-03-27 1998-08-18 Hewlett-Packard Company Signal monitoring apparatus for wavelength division multiplexed optical telecommunication networks
FR2763139B1 (en) 1997-05-09 1999-07-30 Instruments Sa WAVELENGTH SELECTIVE AND MULTIPLEXER-DEMULTIPLEXER OPTICAL DEVICE
US6204946B1 (en) 1997-08-21 2001-03-20 Lucent Technologies Inc. Reconfigurable wavelength division multiplex add/drop device using micromirrors
US5969834A (en) 1997-09-03 1999-10-19 Ditech Corporation Method and apparatus for monitoring wavelength multiplexed optical signals
JP3745097B2 (en) 1997-10-14 2006-02-15 富士通株式会社 Optical device for wavelength monitoring and wavelength control
US6191860B1 (en) * 1998-02-06 2001-02-20 Orsense Ltd. Optical shutter, spectrometer and method for spectral analysis
US6278535B1 (en) * 1998-05-06 2001-08-21 Ciena Corporation SONET Jo byte message monitoring system
US6240109B1 (en) * 1999-02-25 2001-05-29 Lucent Technologies Inc Wavelength stabilization of wavelength division multiplexed channels

Also Published As

Publication number Publication date
JP2004501346A (en) 2004-01-15
WO2001079795A1 (en) 2001-10-25
CN1437703A (en) 2003-08-20
CA2406369A1 (en) 2001-10-25
US6707550B1 (en) 2004-03-16
EP1282809A1 (en) 2003-02-12

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