SE0100611L - Förfarande för att förlustkompensera ett avstämbart filter för en laser, jämte ett dylikt filter - Google Patents

Förfarande för att förlustkompensera ett avstämbart filter för en laser, jämte ett dylikt filter

Info

Publication number
SE0100611L
SE0100611L SE0100611A SE0100611A SE0100611L SE 0100611 L SE0100611 L SE 0100611L SE 0100611 A SE0100611 A SE 0100611A SE 0100611 A SE0100611 A SE 0100611A SE 0100611 L SE0100611 L SE 0100611L
Authority
SE
Sweden
Prior art keywords
amplifying
tuning
filter
tunable
laser
Prior art date
Application number
SE0100611A
Other languages
Unknown language ( )
English (en)
Other versions
SE0100611D0 (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 SE0100611A priority Critical patent/SE0100611L/sv
Publication of SE0100611D0 publication Critical patent/SE0100611D0/sv
Priority to PCT/IB2002/000535 priority patent/WO2002067391A1/en
Priority to US10/080,492 priority patent/US6904065B2/en
Publication of SE0100611L publication Critical patent/SE0100611L/sv

Links

Classifications

    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/062—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes
    • H01S5/0625—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in multi-section lasers
    • H01S5/06255—Controlling the frequency of the radiation
    • H01S5/06258—Controlling the frequency of the radiation with DFB-structure
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/1028—Coupling to elements in the cavity, e.g. coupling to waveguides adjacent the active region, e.g. forward coupled [DFC] structures
    • H01S5/1032—Coupling to elements comprising an optical axis that is not aligned with the optical axis of the active region
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/12—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
    • H01S5/1228—DFB lasers with a complex coupled grating, e.g. gain or loss coupling

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Integrated Circuits (AREA)
SE0100611A 2001-02-22 2001-02-22 Förfarande för att förlustkompensera ett avstämbart filter för en laser, jämte ett dylikt filter SE0100611L (sv)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SE0100611A SE0100611L (sv) 2001-02-22 2001-02-22 Förfarande för att förlustkompensera ett avstämbart filter för en laser, jämte ett dylikt filter
PCT/IB2002/000535 WO2002067391A1 (en) 2001-02-22 2002-02-21 A method of compensating for losses in a tuneable laser filter, and a filter of such kind
US10/080,492 US6904065B2 (en) 2001-02-22 2002-02-22 Method and apparatus for compensating losses in a tunable laser filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0100611A SE0100611L (sv) 2001-02-22 2001-02-22 Förfarande för att förlustkompensera ett avstämbart filter för en laser, jämte ett dylikt filter

Publications (2)

Publication Number Publication Date
SE0100611D0 SE0100611D0 (sv) 2001-02-22
SE0100611L true SE0100611L (sv) 2002-08-23

Family

ID=20283099

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0100611A SE0100611L (sv) 2001-02-22 2001-02-22 Förfarande för att förlustkompensera ett avstämbart filter för en laser, jämte ett dylikt filter

Country Status (3)

Country Link
US (1) US6904065B2 (sv)
SE (1) SE0100611L (sv)
WO (1) WO2002067391A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101374964B (zh) * 2005-12-09 2013-07-17 贝勒研究院 外周血液白细胞转录模式的模块水平分析

Family Cites Families (23)

* 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 (en) 1989-03-10 1997-06-04 Canon Kabushiki Kaisha Photodetector using wavelength selective optical coupler
EP0431527B1 (en) * 1989-12-04 1995-03-15 Canon Kabushiki Kaisha Optical coupling device using wavelength selective optical coupler
US5022730A (en) * 1989-12-12 1991-06-11 At&T Bell Laboratories Wavelength tunable optical filter
EP0466082B1 (en) * 1990-07-09 1997-05-02 Canon Kabushiki Kaisha Method of modulating light and optical modulator
JP3123672B2 (ja) 1992-01-16 2001-01-15 キヤノン株式会社 光半導体素子
US5253314A (en) * 1992-01-31 1993-10-12 At&T Bell Laboratories Tunable optical waveguide coupler
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 (en) * 1993-03-15 1998-12-30 Canon Kabushiki Kaisha Optical devices and optical communication systems using the optical device
US5559912A (en) * 1995-09-15 1996-09-24 International Business Machines Corporation Wavelength-selective devices using silicon-on-insulator
US5699378A (en) * 1995-10-06 1997-12-16 British Telecommunications Public Limited Company Optical comb filters used with waveguide, laser and manufacturing method of same
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
US5926493A (en) * 1997-05-20 1999-07-20 Sdl, Inc. Optical semiconductor device with diffraction grating structure
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
US6421363B1 (en) * 1998-03-17 2002-07-16 Marek A. Osinski Semiconductor lasers and amplifiers with grating-induced anisotropic waveguide
SE520951C2 (sv) 1998-06-17 2003-09-16 Ericsson Telefon Ab L M Multivåglängdsselektiv switch för switchning och omdirigering av optiska våglängder
US6330378B1 (en) * 2000-05-12 2001-12-11 The Trustees Of Princeton University Photonic integrated detector having a plurality of asymmetric waveguides
SE518476C2 (sv) * 2001-02-22 2002-10-15 Altitun Ab Metod för att förbättra selektiviteten i ett avstämbart vågledarfilter

Also Published As

Publication number Publication date
WO2002067391A1 (en) 2002-08-29
SE0100611D0 (sv) 2001-02-22
US20020114373A1 (en) 2002-08-22
US6904065B2 (en) 2005-06-07

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Legal Events

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