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 filterInfo
- 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
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
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)
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)
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 |
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 |
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. |
DE69415576T2 (de) * | 1993-03-15 | 1999-06-17 | Canon Kk | Optische Vorrichtungen und optische Übertragungssystemen die diese verwenden |
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 |
-
2001
- 2001-02-22 SE SE0100611A patent/SE0100611L/sv not_active Application Discontinuation
-
2002
- 2002-02-21 WO PCT/IB2002/000535 patent/WO2002067391A1/en not_active Application Discontinuation
- 2002-02-22 US US10/080,492 patent/US6904065B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE0100611D0 (sv) | 2001-02-22 |
US20020114373A1 (en) | 2002-08-22 |
WO2002067391A1 (en) | 2002-08-29 |
US6904065B2 (en) | 2005-06-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |