DE69425362D1 - Verfahren und Vorrichtung zur Steuerung eines Halbleiterlasers - Google Patents

Verfahren und Vorrichtung zur Steuerung eines Halbleiterlasers

Info

Publication number
DE69425362D1
DE69425362D1 DE69425362T DE69425362T DE69425362D1 DE 69425362 D1 DE69425362 D1 DE 69425362D1 DE 69425362 T DE69425362 T DE 69425362T DE 69425362 T DE69425362 T DE 69425362T DE 69425362 D1 DE69425362 D1 DE 69425362D1
Authority
DE
Germany
Prior art keywords
controlling
semiconductor laser
laser
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
Application number
DE69425362T
Other languages
English (en)
Other versions
DE69425362T2 (de
Inventor
Norman F Rolfe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agfa Corp
Original Assignee
Agfa Corp
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 Agfa Corp filed Critical Agfa Corp
Publication of DE69425362D1 publication Critical patent/DE69425362D1/de
Application granted granted Critical
Publication of DE69425362T2 publication Critical patent/DE69425362T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
    • H01S5/042—Electrical excitation ; Circuits therefor
    • 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
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
    • H01S5/06832—Stabilising during amplitude 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
    • H01S5/04—Processes or apparatus for excitation, e.g. pumping, e.g. by electron beams
    • H01S5/042—Electrical excitation ; Circuits therefor
    • H01S5/0427—Electrical excitation ; Circuits therefor for applying modulation to the laser
    • 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
    • H01S5/06209—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium by varying the potential of the electrodes in single-section lasers
    • H01S5/06213—Amplitude 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
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
DE69425362T 1994-01-12 1994-12-22 Verfahren und Vorrichtung zur Steuerung eines Halbleiterlasers Expired - Fee Related DE69425362T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/180,828 US5512932A (en) 1994-01-12 1994-01-12 Method and apparatus for driving a semiconductor laser device

Publications (2)

Publication Number Publication Date
DE69425362D1 true DE69425362D1 (de) 2000-08-31
DE69425362T2 DE69425362T2 (de) 2001-02-22

Family

ID=22661896

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69425362T Expired - Fee Related DE69425362T2 (de) 1994-01-12 1994-12-22 Verfahren und Vorrichtung zur Steuerung eines Halbleiterlasers

Country Status (4)

Country Link
US (1) US5512932A (de)
EP (1) EP0663709B1 (de)
JP (1) JP2942163B2 (de)
DE (1) DE69425362T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH087316A (ja) * 1994-06-21 1996-01-12 Canon Inc 光学的情報記録再生装置
TW432234B (en) * 1997-08-20 2001-05-01 Advantest Corp Optical signal transmission apparatus and method
US6496526B1 (en) * 2000-10-18 2002-12-17 Xerox Corporation Current switching driver with controlled bias and ON states
US6606330B2 (en) * 2001-05-07 2003-08-12 Lexmark International, Inc. Laser drive compensation by duty cycle and power
DE10358957A1 (de) * 2003-12-15 2005-07-07 Deutsche Thomson-Brandt Gmbh Kompatibler optischer Abtaster mit verbessertem Lasermodulator für Aufzeichnungs- oder Wiedergabegeräte optischer Aufzeichnungsträger
CN103887706B (zh) * 2014-03-20 2016-05-18 常州华达科捷光电仪器有限公司 一种激光控制电路、控制方法及具有该控制电路的激光墨线仪

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61288478A (ja) * 1985-06-14 1986-12-18 Sharp Corp 半導体レ−ザ駆動方法
JPS6396979A (ja) * 1986-10-14 1988-04-27 Matsushita Electric Ind Co Ltd レ−ザダイオ−ド駆動回路
US4751524A (en) * 1987-01-20 1988-06-14 Data Recording Systems, Inc. Constant power laser driver
US4899344A (en) * 1987-12-07 1990-02-06 Ricoh Co., Ltd. Semiconductor laser control apparatus
JPH0795610B2 (ja) * 1991-01-17 1995-10-11 インターナショナル・ビジネス・マシーンズ・コーポレイション レーザ駆動装置及び光ディスク駆動装置
US5170403A (en) * 1991-05-31 1992-12-08 Digital Equipment Corporation Modulation circuit for grayscale laser printing
JPH05190949A (ja) * 1992-01-13 1993-07-30 Rohm Co Ltd レ−ザ−ダイオ−ド駆動回路

Also Published As

Publication number Publication date
US5512932A (en) 1996-04-30
EP0663709A3 (de) 1996-03-06
EP0663709A2 (de) 1995-07-19
DE69425362T2 (de) 2001-02-22
JP2942163B2 (ja) 1999-08-30
JPH07312452A (ja) 1995-11-28
EP0663709B1 (de) 2000-07-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee