DE69510257D1 - Polarisationsselektiver Halbleiterlaser und optisches Kommunikationssystem unter Verwendung dieses Lasers - Google Patents
Polarisationsselektiver Halbleiterlaser und optisches Kommunikationssystem unter Verwendung dieses LasersInfo
- Publication number
- DE69510257D1 DE69510257D1 DE69510257T DE69510257T DE69510257D1 DE 69510257 D1 DE69510257 D1 DE 69510257D1 DE 69510257 T DE69510257 T DE 69510257T DE 69510257 T DE69510257 T DE 69510257T DE 69510257 D1 DE69510257 D1 DE 69510257D1
- Authority
- DE
- Germany
- Prior art keywords
- laser
- communication system
- optical communication
- polarization selective
- selective semiconductor
- 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
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
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
- H01S5/4031—Edge-emitting structures
- H01S5/4043—Edge-emitting structures with vertically stacked active layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
-
- 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
-
- 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
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
-
- 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
- H01S2301/14—Semiconductor lasers with special structural design for lasing in a specific polarisation mode
-
- 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
- H01S5/06233—Controlling other output parameters than intensity or frequency
- H01S5/06236—Controlling other output parameters than intensity or frequency controlling the polarisation, e.g. TM/TE polarisation switching
-
- 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
- H01S5/06256—Controlling the frequency of the radiation with DBR-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
- H01S5/06—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
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/3403—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers having a strained layer structure in which the strain performs a special function, e.g. general strain effects, strain versus polarisation
-
- 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
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/3403—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers having a strained layer structure in which the strain performs a special function, e.g. general strain effects, strain versus polarisation
- H01S5/3404—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers having a strained layer structure in which the strain performs a special function, e.g. general strain effects, strain versus polarisation influencing the polarisation
-
- 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
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/34—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers
- H01S5/3408—Structure or shape of the active region; Materials used for the active region comprising quantum well or superlattice structures, e.g. single quantum well [SQW] lasers, multiple quantum well [MQW] lasers or graded index separate confinement heterostructure [GRINSCH] lasers characterised by specially shaped wells, e.g. triangular
-
- 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
- H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
-
- 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
- H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
- H01S5/5009—Amplifier structures not provided for in groups H01S5/02 - H01S5/30 the arrangement being polarisation-insensitive
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Chemical & Material Sciences (AREA)
- Biophysics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Semiconductor Lasers (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7248194 | 1994-03-17 | ||
JP7063356A JPH07307530A (ja) | 1994-03-17 | 1995-02-27 | 偏波変調可能な半導体レーザ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69510257D1 true DE69510257D1 (de) | 1999-07-22 |
DE69510257T2 DE69510257T2 (de) | 2000-05-31 |
Family
ID=26404468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69510257T Expired - Fee Related DE69510257T2 (de) | 1994-03-17 | 1995-03-16 | Polarisationsselektiver Halbleiterlaser und optisches Kommunikationssystem unter Verwendung dieses Lasers |
Country Status (4)
Country | Link |
---|---|
US (1) | US5699373A (de) |
EP (1) | EP0674372B1 (de) |
JP (1) | JPH07307530A (de) |
DE (1) | DE69510257T2 (de) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5841799A (en) * | 1994-12-17 | 1998-11-24 | Canon Kabushiki Kaisha | Semiconductor laser, modulation method therefor and optical communication system using the same |
JPH08172237A (ja) * | 1994-12-17 | 1996-07-02 | Canon Inc | 半導体レーザ、その変調方式およびそれを用いた光通信システム |
JP3204485B2 (ja) * | 1995-03-31 | 2001-09-04 | キヤノン株式会社 | 光半導体装置及びその作製方法 |
JP3323725B2 (ja) * | 1995-12-08 | 2002-09-09 | キヤノン株式会社 | 偏波変調レーザ、その駆動方法及びそれを用いた光通信システム |
US5946336A (en) * | 1996-01-11 | 1999-08-31 | Canon Kabushiki Kaisha | Optical semiconductor apparatus, fabrication method thereof, modulation method therefor, light source apparatus and optical communication system or method using the same |
EP0825689A3 (de) * | 1996-08-22 | 2001-05-09 | Canon Kabushiki Kaisha | Optische Vorrichtung zur Schaltung polarisierten Ausgangslichtes, optischer Sender unter Verwendung derselben, und Verfahren zur Steuerung einer optischen Vorrichtung |
JP3518837B2 (ja) * | 1996-08-22 | 2004-04-12 | キヤノン株式会社 | 出力光の偏波を切り換えることができる半導体レーザ及び半導体レーザ装置及びその駆動方法 |
US6075799A (en) * | 1996-08-28 | 2000-06-13 | Canon Kabushiki Kaisha | Polarization selective semiconductor laser, optical transmitter using the same, optical communication system using the same and fabrication method of the same |
JPH118442A (ja) | 1996-10-07 | 1999-01-12 | Canon Inc | 光半導体デバイス、それを用いた光通信システム及び方法 |
JP2001042170A (ja) | 1999-07-28 | 2001-02-16 | Canon Inc | 光配線装置、その駆動方法およびそれを用いた電子機器 |
US6963598B1 (en) | 2000-05-23 | 2005-11-08 | Finisar Corporation | System and method for VCSEL polarization control |
US7065124B2 (en) | 2000-11-28 | 2006-06-20 | Finlsar Corporation | Electron affinity engineered VCSELs |
US6990135B2 (en) | 2002-10-28 | 2006-01-24 | Finisar Corporation | Distributed bragg reflector for optoelectronic device |
US6905900B1 (en) | 2000-11-28 | 2005-06-14 | Finisar Corporation | Versatile method and system for single mode VCSELs |
TWI227799B (en) * | 2000-12-29 | 2005-02-11 | Honeywell Int Inc | Resonant reflector for increased wavelength and polarization control |
US6836501B2 (en) * | 2000-12-29 | 2004-12-28 | Finisar Corporation | Resonant reflector for increased wavelength and polarization control |
TWI225723B (en) * | 2002-04-12 | 2004-12-21 | Univ Nat Taiwan | Two-pole different width multi-layered semiconductor quantum well laser with carrier redistribution to modulate light-emission wavelength |
US6965626B2 (en) | 2002-09-03 | 2005-11-15 | Finisar Corporation | Single mode VCSEL |
US6813293B2 (en) | 2002-11-21 | 2004-11-02 | Finisar Corporation | Long wavelength VCSEL with tunnel junction, and implant |
JP3897688B2 (ja) * | 2002-12-11 | 2007-03-28 | キヤノン株式会社 | 光電融合配線基板 |
US7298942B2 (en) | 2003-06-06 | 2007-11-20 | Finisar Corporation | Pluggable optical optic system having a lens fiber stop |
EP1903328B1 (de) * | 2003-06-25 | 2011-12-21 | Canon Kabushiki Kaisha | Elektrisches Hochfrequenz-Signalsteuergerät und Sensorsystem |
US7433381B2 (en) | 2003-06-25 | 2008-10-07 | Finisar Corporation | InP based long wavelength VCSEL |
US7277461B2 (en) | 2003-06-27 | 2007-10-02 | Finisar Corporation | Dielectric VCSEL gain guide |
US7075962B2 (en) | 2003-06-27 | 2006-07-11 | Finisar Corporation | VCSEL having thermal management |
US7054345B2 (en) | 2003-06-27 | 2006-05-30 | Finisar Corporation | Enhanced lateral oxidation |
US7210857B2 (en) | 2003-07-16 | 2007-05-01 | Finisar Corporation | Optical coupling system |
US6887801B2 (en) | 2003-07-18 | 2005-05-03 | Finisar Corporation | Edge bead control method and apparatus |
JP4533044B2 (ja) * | 2003-08-27 | 2010-08-25 | キヤノン株式会社 | センサ |
JP4136858B2 (ja) * | 2003-09-12 | 2008-08-20 | キヤノン株式会社 | 位置検出装置、及び情報入力装置 |
US7031363B2 (en) | 2003-10-29 | 2006-04-18 | Finisar Corporation | Long wavelength VCSEL device processing |
JP4250573B2 (ja) * | 2004-07-16 | 2009-04-08 | キヤノン株式会社 | 素子 |
JP4546326B2 (ja) * | 2004-07-30 | 2010-09-15 | キヤノン株式会社 | センシング装置 |
US7596165B2 (en) | 2004-08-31 | 2009-09-29 | Finisar Corporation | Distributed Bragg Reflector for optoelectronic device |
US7829912B2 (en) | 2006-07-31 | 2010-11-09 | Finisar Corporation | Efficient carrier injection in a semiconductor device |
US7920612B2 (en) | 2004-08-31 | 2011-04-05 | Finisar Corporation | Light emitting semiconductor device having an electrical confinement barrier near the active region |
KR100594109B1 (ko) | 2005-01-20 | 2006-06-30 | 삼성전자주식회사 | 단일 모드 반도체 레이저 |
JP4290128B2 (ja) * | 2005-02-25 | 2009-07-01 | キヤノン株式会社 | センサ |
JP4402026B2 (ja) * | 2005-08-30 | 2010-01-20 | キヤノン株式会社 | センシング装置 |
JP4773839B2 (ja) * | 2006-02-15 | 2011-09-14 | キヤノン株式会社 | 対象物の情報を検出する検出装置 |
JP5132146B2 (ja) * | 2006-03-17 | 2013-01-30 | キヤノン株式会社 | 分析方法、分析装置、及び検体保持部材 |
JP4481946B2 (ja) | 2006-03-17 | 2010-06-16 | キヤノン株式会社 | 検出素子及び画像形成装置 |
JP4898472B2 (ja) | 2006-04-11 | 2012-03-14 | キヤノン株式会社 | 検査装置 |
JP5196750B2 (ja) | 2006-08-25 | 2013-05-15 | キヤノン株式会社 | 発振素子 |
JP4873746B2 (ja) * | 2006-12-21 | 2012-02-08 | キヤノン株式会社 | 発振素子 |
US7809040B2 (en) * | 2007-02-14 | 2010-10-05 | Canon Kabushiki Kaisha | Red surface emitting laser element, image forming device, and image display apparatus |
US8031752B1 (en) | 2007-04-16 | 2011-10-04 | Finisar Corporation | VCSEL optimized for high speed data |
JP5144175B2 (ja) * | 2007-08-31 | 2013-02-13 | キヤノン株式会社 | 電磁波を用いる検査装置及び検査方法 |
JP5665305B2 (ja) * | 2008-12-25 | 2015-02-04 | キヤノン株式会社 | 分析装置 |
JP5612842B2 (ja) | 2009-09-07 | 2014-10-22 | キヤノン株式会社 | 発振器 |
JP2014120633A (ja) | 2012-12-17 | 2014-06-30 | Canon Inc | スーパールミネッセントダイオード、スーパールミネッセントダイオードを備えている光干渉断層撮像装置、及びスーパールミネッセントダイオードの制御方法 |
JP6927153B2 (ja) * | 2018-05-30 | 2021-08-25 | 日本電信電話株式会社 | 半導体レーザ |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60189981A (ja) * | 1984-03-12 | 1985-09-27 | Nec Corp | 単一軸モ−ド半導体レ−ザ |
JPS6242593A (ja) * | 1985-08-20 | 1987-02-24 | Fujitsu Ltd | 半導体発光装置 |
JPS62144426A (ja) * | 1985-12-19 | 1987-06-27 | Matsushita Electric Ind Co Ltd | 光伝送装置 |
JP2876605B2 (ja) * | 1988-11-25 | 1999-03-31 | 東陶機器株式会社 | ワンタッチ着脱式自動水栓 |
JPH02159781A (ja) * | 1988-12-14 | 1990-06-19 | Toshiba Corp | 光通信装置 |
US5033053A (en) * | 1989-03-30 | 1991-07-16 | Canon Kabushiki Kaisha | Semiconductor laser device having plurality of layers for emitting lights of different wavelengths and method of driving the same |
EP0484923B1 (de) * | 1990-11-07 | 1994-04-13 | Nippon Telegraph And Telephone Corporation | Halbleiter-Wellenlängenwandler |
US5117469A (en) * | 1991-02-01 | 1992-05-26 | Bell Communications Research, Inc. | Polarization-dependent and polarization-diversified opto-electronic devices using a strained quantum well |
US5438584A (en) * | 1992-09-22 | 1995-08-01 | Xerox Corporation | Dual polarization laser diode with quaternary material system |
US5390209A (en) * | 1994-01-05 | 1995-02-14 | At&T Corp. | Article comprising a semiconductor laser that is non-degenerate with regard to polarization |
-
1995
- 1995-02-27 JP JP7063356A patent/JPH07307530A/ja active Pending
- 1995-03-16 DE DE69510257T patent/DE69510257T2/de not_active Expired - Fee Related
- 1995-03-16 EP EP95103866A patent/EP0674372B1/de not_active Expired - Lifetime
-
1996
- 1996-12-19 US US08/769,319 patent/US5699373A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69510257T2 (de) | 2000-05-31 |
EP0674372A1 (de) | 1995-09-27 |
US5699373A (en) | 1997-12-16 |
EP0674372B1 (de) | 1999-06-16 |
JPH07307530A (ja) | 1995-11-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69510257D1 (de) | Polarisationsselektiver Halbleiterlaser und optisches Kommunikationssystem unter Verwendung dieses Lasers | |
DE69521157D1 (de) | Polarisationsselektiver Halbleiterlaser, Lichtsender und optisches Kommunikationssystem unter Verwendung dieses Lasers | |
DE69408802D1 (de) | Polarisationsmodenselektiver Halbleiterlaser, Lichtquelle und optisches Kommunikationssystem unter Verwendung dieses Lasers | |
DE69607493D1 (de) | Polarisationsmodenselektiver Halbleiterlaser, Modulationsverfahren und optisches Kommunikationssystem unter Verwendung dieses Lasers | |
DE69834780D1 (de) | Halbleiterlaservorrichtung , optisches Kommunikationssystem unter Verwendung desselben und Herstellungsverfahren | |
DE69507347D1 (de) | Polarisationsselektiver Halbleiterlaser, Lichtsender, und optisches Kommunikationssystem unter Verwendung dieses Lasers | |
DE69526041D1 (de) | Halbleiterlaser, Modulationsverfahren und optisches Kommunikationssystem | |
DE69736015D1 (de) | Halbleiterlasermodul und optischer Faserverstärker | |
DE69638125D1 (de) | Optischer Verstärker und optisches Übertragungssystem unter Verwendung dieses Verstärkers | |
DE59700897D1 (de) | Gütegesteuerter halbleiterlaser | |
DE69125322D1 (de) | Optisches Wellenlängen-Multiplex-Kommunikationssystem und dafür verwendbarer optischer Faserverstärker | |
IL122489A0 (en) | Fiber optic laser system and associated lasing method | |
NO964572L (no) | Laser-innrettingssystem for håndskytevåpen | |
DE69801405D1 (de) | Mantelgepumpte Faserlaser | |
DE69737813D1 (de) | Optisches Kommunikationssystem mit optischer Verstärkung | |
DE69515475D1 (de) | Optischer faser-laser | |
DE69819977D1 (de) | Diffraktives optisches Element und optisches System unter Verwendung desselben | |
DE69316325D1 (de) | Hohlfasermembranemodul | |
DE69724521D1 (de) | Lichtquelle mit variabler Wellenlänge, optisches Kommunikationssystem unter Verwendung desselben, und Verfahren zur Regelung der Wellenlänge desselben | |
DE69840860D1 (de) | Faserbündel und Faserlasergerät unter Verwendung des Faserbündels | |
DE69737844T8 (de) | Laserdioden-Modul und Kopplungsmethode | |
EP0718937A3 (de) | Verfahren zum Betreiben einer breitbandiger polarisationsmodenselektiver Halbleiterlaser und optisches Kommunikationssystem | |
DE59700416D1 (de) | Bandleiterlaser | |
DE69620456D1 (de) | Halbleiterlaser und optisches plattenspeichergerät unter verwendung dieses lasers | |
IL120032A0 (en) | Glass fiber laser system using U-doped crystal Q-switch |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |