HK1019824A1 - Q-switched semiconductor laser - Google Patents

Q-switched semiconductor laser

Info

Publication number
HK1019824A1
HK1019824A1 HK99103020A HK99103020A HK1019824A1 HK 1019824 A1 HK1019824 A1 HK 1019824A1 HK 99103020 A HK99103020 A HK 99103020A HK 99103020 A HK99103020 A HK 99103020A HK 1019824 A1 HK1019824 A1 HK 1019824A1
Authority
HK
Hong Kong
Prior art keywords
semiconductor laser
switched semiconductor
switched
laser
semiconductor
Prior art date
Application number
HK99103020A
Other languages
English (en)
Inventor
Bernd Sartorius
Martin Mohrle
Original Assignee
Hertz Inst Heinrich
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 Hertz Inst Heinrich filed Critical Hertz Inst Heinrich
Publication of HK1019824A1 publication Critical patent/HK1019824A1/xx

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
    • 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
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/082—Construction or shape of optical resonators or components thereof comprising three or more reflectors defining a plurality of resonators, e.g. for mode selection or suppression
    • 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
    • H01S5/0607—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature
    • 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
    • H01S5/0607—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature
    • H01S5/0608—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying physical parameters other than the potential of the electrodes, e.g. by an electric or magnetic field, mechanical deformation, pressure, light, temperature controlled by light, e.g. optical switch
    • 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
    • H01S5/0615—Q-switching, i.e. in which the quality factor of the optical resonator is rapidly changed
    • 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
    • H01S5/06253—Pulse modulation
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
HK99103020A 1996-03-29 1999-07-13 Q-switched semiconductor laser HK1019824A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19613704 1996-03-29
PCT/DE1997/000696 WO1997037406A1 (de) 1996-03-29 1997-03-27 Gütegesteuerter halbleiterlaser

Publications (1)

Publication Number Publication Date
HK1019824A1 true HK1019824A1 (en) 2000-02-25

Family

ID=7790589

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99103020A HK1019824A1 (en) 1996-03-29 1999-07-13 Q-switched semiconductor laser

Country Status (7)

Country Link
US (1) US6215805B1 (ja)
EP (1) EP0890204B1 (ja)
JP (1) JP3976788B2 (ja)
CA (1) CA2250509A1 (ja)
DE (2) DE59700897D1 (ja)
HK (1) HK1019824A1 (ja)
WO (1) WO1997037406A1 (ja)

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US6842466B1 (en) * 2000-07-18 2005-01-11 Nanyang Technological University Semiconductor passive Q-switch providing variable outputs
US6423963B1 (en) 2000-07-26 2002-07-23 Onetta, Inc. Safety latch for Raman amplifiers
US6456429B1 (en) 2000-11-15 2002-09-24 Onetta, Inc. Double-pass optical amplifier
US6433921B1 (en) 2001-01-12 2002-08-13 Onetta, Inc. Multiwavelength pumps for raman amplifier systems
US6731424B1 (en) 2001-03-15 2004-05-04 Onetta, Inc. Dynamic gain flattening in an optical communication system
DE10118959B4 (de) * 2001-04-10 2006-08-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Ansteuerung eines 3R Regenerators
DE10118965B4 (de) * 2001-04-10 2007-03-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Abstimmbarer, selbstpulsierender Mehrsektions-Laser zur optischen Taktfrequenzerzeugung und dessen Verwendung
DE10118958B4 (de) * 2001-04-10 2006-11-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optischer 3R Regenerator mit Wellenlängenumsetzung
US20050233997A1 (en) * 2001-05-18 2005-10-20 Sirna Therapeutics, Inc. RNA interference mediated inhibition of matrix metalloproteinase 13 (MMP13) gene expression using short interfering nucleic acid (siNA)
US6583926B1 (en) 2001-08-21 2003-06-24 Onetta, Inc. Optical amplifiers with age-based pump current limiters
US6731427B1 (en) 2001-09-06 2004-05-04 Onetta, Inc. Semiconductor optical amplifier systems
KR100453814B1 (ko) * 2002-02-07 2004-10-20 한국전자통신연구원 이종 회절격자를 가지는 반도체 광소자 및 그 제조 방법
JP4374862B2 (ja) * 2003-02-06 2009-12-02 三菱電機株式会社 半導体レーザ、半導体レーザの駆動方法および波長変換素子
KR100541913B1 (ko) * 2003-05-02 2006-01-10 한국전자통신연구원 추출 격자 브래그 반사기와 결합된 추출 격자 분포궤환파장가변 반도체 레이저
US20060014453A1 (en) * 2004-07-14 2006-01-19 Maia Maria L Flexible sign substrate with black in back
US7447246B2 (en) * 2004-10-27 2008-11-04 Jian-Jun He Q-modulated semiconductor laser
US20060104321A1 (en) * 2004-11-15 2006-05-18 Lightip Technologies Inc. Q-modulated semiconductor laser with electro-absorptive grating structures
JP4606248B2 (ja) * 2005-05-17 2011-01-05 三菱電機株式会社 半導体レーザ
US20060270298A1 (en) * 2005-05-25 2006-11-30 Cooley, Incorporated Textured and printed membrane that simulates fabric
JP4606271B2 (ja) * 2005-08-01 2011-01-05 三菱電機株式会社 半導体レーザ
CN100428589C (zh) * 2006-04-24 2008-10-22 何建军 Q-调制半导体激光器
GB2437593A (en) * 2006-04-25 2007-10-31 Jian-Jun He A q-modulated semiconductor laser
CN100377453C (zh) * 2006-05-12 2008-03-26 何建军 带有电吸收光栅结构的q-调制半导体激光器
US7593436B2 (en) * 2006-06-16 2009-09-22 Vi Systems Gmbh Electrooptically Bragg-reflector stopband-tunable optoelectronic device for high-speed data transfer
US20080018988A1 (en) * 2006-07-24 2008-01-24 Andrew Davidson Light source with tailored output spectrum
US7508858B2 (en) * 2007-04-30 2009-03-24 The Research Foundation Of State University Of New York Detuned duo-cavity laser-modulator device and method with detuning selected to minimize change in reflectivity
JPWO2009001861A1 (ja) * 2007-06-25 2010-08-26 日本電信電話株式会社 光変調信号生成装置および光変調信号生成方法
JP4626686B2 (ja) * 2008-08-14 2011-02-09 ソニー株式会社 面発光型半導体レーザ
WO2018037697A1 (ja) * 2016-08-23 2018-03-01 ソニー株式会社 半導体レーザ、電子機器、および半導体レーザの駆動方法
JP6897684B2 (ja) * 2016-08-25 2021-07-07 ソニーグループ株式会社 半導体レーザ、電子機器、および半導体レーザの駆動方法
WO2018073634A1 (en) * 2016-10-17 2018-04-26 Centre National De La Recherche Scientifique Laser source and method of manufacturing such
DE102017208705A1 (de) * 2017-05-23 2018-11-29 Robert Bosch Gmbh Sendeeinheit zur Emission von Strahlung in die Umgebung

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Publication number Priority date Publication date Assignee Title
JPS60263490A (ja) * 1984-06-12 1985-12-26 Matsushita Electric Ind Co Ltd 半導体レ−ザ装置
US5132977A (en) * 1989-09-07 1992-07-21 Massachusetts Institute Of Technology Coupled-cavity Q-switched laser
US4982405A (en) * 1989-09-07 1991-01-01 Massachusette Institute Of Technology Coupled-cavity Q-switched laser
US5408481A (en) * 1992-10-26 1995-04-18 The United States Of America As Represented By The Secretary Of The Navy Intracavity sum frequency generation using a tunable laser containing an active mirror
JP2546133B2 (ja) * 1993-04-30 1996-10-23 日本電気株式会社 狭帯域化面発光レーザ
US5461637A (en) * 1994-03-16 1995-10-24 Micracor, Inc. High brightness, vertical cavity semiconductor lasers
US5530711A (en) * 1994-09-01 1996-06-25 The United States Of America As Represented By The Secretary Of The Navy Low threshold diode-pumped tunable dye laser

Also Published As

Publication number Publication date
EP0890204B1 (de) 1999-12-22
CA2250509A1 (en) 1997-10-09
JP3976788B2 (ja) 2007-09-19
JP2000507744A (ja) 2000-06-20
WO1997037406A1 (de) 1997-10-09
DE59700897D1 (de) 2000-01-27
EP0890204A1 (de) 1999-01-13
US6215805B1 (en) 2001-04-10
DE19714384A1 (de) 1997-10-30

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20050327