DE69901419D1 - Optischer Verstärkungsentzerrer - Google Patents

Optischer Verstärkungsentzerrer

Info

Publication number
DE69901419D1
DE69901419D1 DE69901419T DE69901419T DE69901419D1 DE 69901419 D1 DE69901419 D1 DE 69901419D1 DE 69901419 T DE69901419 T DE 69901419T DE 69901419 T DE69901419 T DE 69901419T DE 69901419 D1 DE69901419 D1 DE 69901419D1
Authority
DE
Germany
Prior art keywords
optical gain
gain equalizer
equalizer
optical
gain
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
Application number
DE69901419T
Other languages
English (en)
Other versions
DE69901419T2 (de
Inventor
Jonathan Paul King
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.)
Nortel Networks Corp
Original Assignee
Nortel Networks Corp
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 Nortel Networks Corp filed Critical Nortel Networks Corp
Application granted granted Critical
Publication of DE69901419D1 publication Critical patent/DE69901419D1/de
Publication of DE69901419T2 publication Critical patent/DE69901419T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G02B6/26—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
    • G02B6/29346—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 wave or beam interference
    • G02B6/2935—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means
    • G02B6/29352—Mach-Zehnder configuration, i.e. comprising separate splitting and combining means in a light guide
    • G02B6/29355—Cascade arrangement of interferometers
    • 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
    • G02B6/24—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
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/06754—Fibre amplifiers
    • 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
    • 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
    • G02B2006/12133—Functions
    • G02B2006/12159—Interferometer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S2301/00—Functional characteristics
    • H01S2301/04—Gain spectral shaping, flattening

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Plasma & Fusion (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
DE69901419T 1998-12-01 1999-08-24 Optischer Verstärkungsentzerrer Expired - Fee Related DE69901419T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/209,387 US6321000B1 (en) 1998-12-01 1998-12-01 Optical equalizer

Publications (2)

Publication Number Publication Date
DE69901419D1 true DE69901419D1 (de) 2002-06-13
DE69901419T2 DE69901419T2 (de) 2003-02-27

Family

ID=22778569

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69901419T Expired - Fee Related DE69901419T2 (de) 1998-12-01 1999-08-24 Optischer Verstärkungsentzerrer

Country Status (4)

Country Link
US (1) US6321000B1 (de)
EP (1) EP1009078B1 (de)
CA (1) CA2282939A1 (de)
DE (1) DE69901419T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6721585B1 (en) 1998-10-15 2004-04-13 Sensidyne, Inc. Universal modular pulse oximeter probe for use with reusable and disposable patient attachment devices
US7245953B1 (en) 1999-04-12 2007-07-17 Masimo Corporation Reusable pulse oximeter probe and disposable bandage apparatii
USRE41912E1 (en) 1998-10-15 2010-11-02 Masimo Corporation Reusable pulse oximeter probe and disposable bandage apparatus
GB9827602D0 (en) * 1998-12-15 1999-02-10 Northern Telecom Ltd Optical equaliser
JP4356210B2 (ja) * 2000-08-03 2009-11-04 住友電気工業株式会社 光フィルタ
US6429962B1 (en) * 2000-12-05 2002-08-06 Chorum Technologies Lp Dynamic gain equalizer for optical amplifiers
US7023611B2 (en) * 2001-02-16 2006-04-04 Ezconn Corporation Optical equalization with beam counter-propagation
US6920345B2 (en) 2003-01-24 2005-07-19 Masimo Corporation Optical sensor including disposable and reusable elements
US7215841B2 (en) * 2004-12-21 2007-05-08 Intel Corporation Extracting phase error in waveguides
US7486851B2 (en) * 2005-04-27 2009-02-03 Avanex Corporation Tunable single-channel dispersion compensator for high-speed optical systems
EP1956968B1 (de) 2005-11-29 2020-04-15 Masimo Corporation Optischer sensor mit einweg- und wiederverwendbaren elementen
US8600467B2 (en) 2006-11-29 2013-12-03 Cercacor Laboratories, Inc. Optical sensor including disposable and reusable elements
US8344209B2 (en) 2008-07-14 2013-01-01 Syngenta Participations Ag Plant regulatory sequences
US8989831B2 (en) 2009-05-19 2015-03-24 Masimo Corporation Disposable components for reusable physiological sensor
US10989599B2 (en) * 2018-02-15 2021-04-27 Nucript LLC System and method for spectral filtering of optical signals
US11561449B2 (en) * 2020-11-11 2023-01-24 Lumentum Operations Llc Constant phase difference dithering control for mach-zehnder interferometer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4829598A (en) * 1987-01-22 1989-05-09 Siemens Aktiengesellschaft Optical receiver with an optical coupler and an electronic amplifier
EP0590379B1 (de) * 1992-09-30 1997-07-02 Siemens Aktiengesellschaft Optische Übertragungseinrichtung für die Übertragung optischer Signale im Wellenlängenmultiplex auf einer Vielzahl benachbarter optischer Trägerwellenlängen
JPH06276154A (ja) 1993-03-19 1994-09-30 Nippon Telegr & Teleph Corp <Ntt> 光利得等化回路
US5541766A (en) 1994-11-30 1996-07-30 At&T Corp. Gain control for optically amplified systems
JP3556379B2 (ja) 1996-03-07 2004-08-18 富士通株式会社 光伝送システム
US5694498A (en) * 1996-08-16 1997-12-02 Waveband Corporation Optically controlled phase shifter and phased array antenna for use therewith
GB9712020D0 (en) * 1997-06-09 1997-08-06 Northern Telecom Ltd Equalisation, pulse shaping and regeneration of optical signals
US5953467A (en) * 1997-09-23 1999-09-14 Lucent Technologies Inc. Switchable optical filter

Also Published As

Publication number Publication date
DE69901419T2 (de) 2003-02-27
CA2282939A1 (en) 2000-06-10
EP1009078B1 (de) 2002-05-08
EP1009078A1 (de) 2000-06-14
US6321000B1 (en) 2001-11-20

Similar Documents

Publication Publication Date Title
DE69941102D1 (de) Optischer Verstärker
FI982273A (fi) Optisen WDM-signaalin vahvistus
DE69943195D1 (de) Kopfhörer
DE69835466D1 (de) Optischer Verstärker
DE69913619D1 (de) Unidirektionaler optischer Verstärker
DE60002082D1 (de) Optischer multipassverstärker
DE69808421D1 (de) Optisches Dämpfungsglied
IT1267648B1 (it) Amplificatore ottico.
DE69941883D1 (de) Lautsprecher
DK199801716A (da) Hovedsæt
DE69901419D1 (de) Optischer Verstärkungsentzerrer
DE69938710D1 (de) Optischer verstärker
NO20011957D0 (no) Bildedekoder
DE69911152D1 (de) Symmetrischer Verstärker
DE69939359D1 (de) Verstärker
DE69934564D1 (de) Lautsprecher
DE69901970T2 (de) Optischer Steckverbinder
GB9827386D0 (en) Optical amplifier
DE59900752D1 (de) Optischer neigungsmesser
DE59903285D1 (de) Aufnehmer
DE69935049D1 (de) Optischer Datenträger
DE19983479T1 (de) Lautsprecher
DE69943142D1 (de) Optisches Aufzeichnungsverfahren
DE69940877D1 (de) Optisches Aufzeichnungsverfahren
IT1311745B1 (it) Dispositivo di amplificazione ottico con funzione di equalizzazione di guadagno

Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8339 Ceased/non-payment of the annual fee