SE518476C2 - Metod för att förbättra selektiviteten i ett avstämbart vågledarfilter - Google Patents

Metod för att förbättra selektiviteten i ett avstämbart vågledarfilter

Info

Publication number
SE518476C2
SE518476C2 SE0100610A SE0100610A SE518476C2 SE 518476 C2 SE518476 C2 SE 518476C2 SE 0100610 A SE0100610 A SE 0100610A SE 0100610 A SE0100610 A SE 0100610A SE 518476 C2 SE518476 C2 SE 518476C2
Authority
SE
Sweden
Prior art keywords
waveguide
semi
filter
waveguides
active
Prior art date
Application number
SE0100610A
Other languages
English (en)
Swedish (sv)
Other versions
SE0100610D0 (sv
SE0100610L (sv
Inventor
Jan-Olof Wesstroem
Original Assignee
Altitun Ab
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 Altitun Ab filed Critical Altitun Ab
Priority to SE0100610A priority Critical patent/SE518476C2/sv
Publication of SE0100610D0 publication Critical patent/SE0100610D0/xx
Priority to PCT/IB2002/000536 priority patent/WO2002067047A1/fr
Priority to US10/080,491 priority patent/US6665474B2/en
Publication of SE0100610L publication Critical patent/SE0100610L/
Publication of SE518476C2 publication Critical patent/SE518476C2/sv

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
    • G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
    • G02F1/3133—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type the optical waveguides being made of semiconducting materials
    • 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
    • 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
    • H01S3/0632—Thin film lasers in which light propagates in the plane of the thin film
    • 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
    • G02B2006/12083—Constructional arrangements
    • G02B2006/12107—Grating
    • 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
    • G02B2006/12147—Coupler
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction
    • G02F1/0151—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction modulating the refractive index
    • G02F1/0152—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction modulating the refractive index using free carrier effects, e.g. plasma effect
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
    • G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
    • G02F1/3135—Vertical structure
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/30—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
    • 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
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2308—Amplifier arrangements, e.g. MOPA

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Plasma & Fusion (AREA)
  • Optical Integrated Circuits (AREA)
  • Networks Using Active Elements (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
SE0100610A 2001-02-22 2001-02-22 Metod för att förbättra selektiviteten i ett avstämbart vågledarfilter SE518476C2 (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE0100610A SE518476C2 (sv) 2001-02-22 2001-02-22 Metod för att förbättra selektiviteten i ett avstämbart vågledarfilter
PCT/IB2002/000536 WO2002067047A1 (fr) 2001-02-22 2002-02-21 Procede d'amelioration de la selectivite dans un filtre de guide d'ondes accordable
US10/080,491 US6665474B2 (en) 2001-02-22 2002-02-22 Method of improving selectivity in a tunable waveguide filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0100610A SE518476C2 (sv) 2001-02-22 2001-02-22 Metod för att förbättra selektiviteten i ett avstämbart vågledarfilter

Publications (3)

Publication Number Publication Date
SE0100610D0 SE0100610D0 (sv) 2001-02-22
SE0100610L SE0100610L (sv) 2002-08-23
SE518476C2 true SE518476C2 (sv) 2002-10-15

Family

ID=20283098

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0100610A SE518476C2 (sv) 2001-02-22 2001-02-22 Metod för att förbättra selektiviteten i ett avstämbart vågledarfilter

Country Status (3)

Country Link
US (1) US6665474B2 (fr)
SE (1) SE518476C2 (fr)
WO (1) WO2002067047A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0100611L (sv) * 2001-02-22 2002-08-23 Altitun Ab Förfarande för att förlustkompensera ett avstämbart filter för en laser, jämte ett dylikt filter
US6763165B1 (en) * 2002-01-15 2004-07-13 Adc Telecommunications, Inc. Grating assisted coupler with controlled start

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH084186B2 (ja) 1987-10-28 1996-01-17 国際電信電話株式会社 半導体レーザ
US4923264A (en) * 1989-01-18 1990-05-08 University Of Pittsburgh Of The Commonwealth System Of Higher Education Resonance coupled optical coupler with semiconductor waveguide layer comprising a multi-quantum-well structure
US5140149A (en) * 1989-03-10 1992-08-18 Canon Kabushiki Kaisha Optical apparatus using wavelength selective photocoupler
EP0386797B1 (fr) * 1989-03-10 1997-06-04 Canon Kabushiki Kaisha Photodétecteur utilisant un coupleur optique sélectif en longueur d'onde
DE69017852T2 (de) 1989-12-04 1995-08-10 Canon Kk Optisches Kopplergerät mit wellenlängeselektivem optischem Koppler.
US5022730A (en) 1989-12-12 1991-06-11 At&T Bell Laboratories Wavelength tunable optical filter
DE69125888T2 (de) * 1990-07-09 1997-11-20 Canon Kk Verfahren zur Lichtmodulation und optischer Modulator
JP3123672B2 (ja) * 1992-01-16 2001-01-15 キヤノン株式会社 光半導体素子
SE470454B (sv) * 1992-08-26 1994-04-11 Ericsson Telefon Ab L M Optisk filteranordning
BE1006207A3 (nl) 1992-09-24 1994-06-07 Imec Inter Uni Micro Electr Geintegreerd afstembaar optisch filter.
EP0620475B1 (fr) * 1993-03-15 1998-12-30 Canon Kabushiki Kaisha Dispositifs optiques et systèmes de communication optique qui les utilisent
US5559912A (en) 1995-09-15 1996-09-24 International Business Machines Corporation Wavelength-selective devices using silicon-on-insulator
US6198863B1 (en) 1995-10-06 2001-03-06 British Telecommunications Public Limited Company Optical filters
KR100211064B1 (ko) 1996-12-04 1999-07-15 정선종 비선형 박막을 갖는 광도파로
KR100289042B1 (ko) * 1997-12-23 2001-05-02 이계철 쌍격자구조를갖는수직결합형파장가변광필터
US6104739A (en) 1997-12-24 2000-08-15 Nortel Networks Corporation Series of strongly complex coupled DFB lasers
SE520951C2 (sv) * 1998-06-17 2003-09-16 Ericsson Telefon Ab L M Multivåglängdsselektiv switch för switchning och omdirigering av optiska våglängder

Also Published As

Publication number Publication date
US20020113670A1 (en) 2002-08-22
SE0100610D0 (sv) 2001-02-22
WO2002067047A1 (fr) 2002-08-29
US6665474B2 (en) 2003-12-16
SE0100610L (sv) 2002-08-23

Similar Documents

Publication Publication Date Title
DE69510257T2 (de) Polarisationsselektiver Halbleiterlaser und optisches Kommunikationssystem unter Verwendung dieses Lasers
DE69315872T2 (de) Optische Vorrichtung und Methode unter Benutzung dieser Vorrichtung, welche die Änderung einer über die beiden Anschlussenden eines verstärkenden Bereichs abfallenden Spannung ausnutzt
CA2048203C (fr) Amplificateur optique
JPH06194613A (ja) 同調光フィルタデバイス
Sysak et al. Integration of hybrid silicon lasers and electroabsorption modulators
DE69114282T2 (de) Optischer signalregenerator und optisches übertragungssystem, das diesen benutzt.
Numai et al. 1.5 μm tunable wavelength filter using a phase‐shift‐controlled distributed feedback laser diode with a wide tuning range and a high constant gain
US20050063044A1 (en) Variable-gain gain-clamped optical amplifiers
SE518476C2 (sv) Metod för att förbättra selektiviteten i ett avstämbart vågledarfilter
US4893162A (en) Integrated semiconductor arrangement of the coupling type between a photodetector and a light waveguide
JPH05243551A (ja) 半導体光集積素子
DE69429413T2 (de) Nanosekundenschneller, elektrisch abstimmbarer Fabry-Perot-Filter
Takeuchi et al. High-speed, high-power and high-efficiency photodiodes with evanescently coupled graded-index waveguide
EP0316194A1 (fr) Filtre à longueur d'onde réglable
US5397889A (en) Guided-wave photoreceptor based on quantum wells made of semiconductor materials, particularly for coherent communications system with polarization diversity
Ishii et al. Zero insertion loss operations in monolithically integrated WDM channel selectors
US9529153B2 (en) Optical apparatus including nested resonator
Zali et al. Design and Analysis of Polarization Insensitive O-Band Bulk SOA for active-passive photonic circuits
Amann et al. Tunable laser diodes utilizing transverse tuning scheme
EP0551863A1 (fr) Filtre optique à semi-conducteur et un système de communication optique l'utilisant
Fernier et al. Fast (300 ps) polarization insensitive semiconductor optical amplifier switch with low driving current (70 mA)
US6904065B2 (en) Method and apparatus for compensating losses in a tunable laser filter
Wang et al. Dynamics of InAs/GaAs quantum dot lasers epitaxially grown on Ge or Si substrate
Temkin et al. Single mode operation of 1.5‐μm cleaved‐coupled‐cavity InGaAsP lasers
Tauke-Pedretti et al. Cascaded double ring resonator filter with integrated SOAs

Legal Events

Date Code Title Description
NUG Patent has lapsed