DE3325420C2 - - Google Patents

Info

Publication number
DE3325420C2
DE3325420C2 DE3325420A DE3325420A DE3325420C2 DE 3325420 C2 DE3325420 C2 DE 3325420C2 DE 3325420 A DE3325420 A DE 3325420A DE 3325420 A DE3325420 A DE 3325420A DE 3325420 C2 DE3325420 C2 DE 3325420C2
Authority
DE
Germany
Prior art keywords
laser
transistor
circuit arrangement
resistor
arrangement according
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
Application number
DE3325420A
Other languages
German (de)
English (en)
Other versions
DE3325420A1 (de
Inventor
Joerg Dr.Rer.Nat. 7101 Flein De Angerstein
Elmar-Ernst Dr.Rer.Nat. 7100 Heilbronn De Wagner
Stefanos 7100 Neckargartsch De Dermitzakis
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.)
Vishay Semiconductor GmbH
Original Assignee
Telefunken Electronic GmbH
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 Telefunken Electronic GmbH filed Critical Telefunken Electronic GmbH
Priority to DE3325420A priority Critical patent/DE3325420A1/de
Priority to EP84107736A priority patent/EP0134960B1/de
Priority to US06/628,653 priority patent/US4674093A/en
Publication of DE3325420A1 publication Critical patent/DE3325420A1/de
Application granted granted Critical
Publication of DE3325420C2 publication Critical patent/DE3325420C2/de
Granted 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
    • H01S5/06—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
    • H01S5/06—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
DE3325420A 1983-07-14 1983-07-14 Schaltungsanordnung zur ansteuerung von halbleiter-lasern Granted DE3325420A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE3325420A DE3325420A1 (de) 1983-07-14 1983-07-14 Schaltungsanordnung zur ansteuerung von halbleiter-lasern
EP84107736A EP0134960B1 (de) 1983-07-14 1984-07-04 Schaltungsanordnung zur Ansteuerung von Halbleiterlasern
US06/628,653 US4674093A (en) 1983-07-14 1984-07-06 Circuit arrangement for actuating semiconductor lasers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3325420A DE3325420A1 (de) 1983-07-14 1983-07-14 Schaltungsanordnung zur ansteuerung von halbleiter-lasern

Publications (2)

Publication Number Publication Date
DE3325420A1 DE3325420A1 (de) 1985-01-31
DE3325420C2 true DE3325420C2 (enExample) 1989-08-10

Family

ID=6203982

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3325420A Granted DE3325420A1 (de) 1983-07-14 1983-07-14 Schaltungsanordnung zur ansteuerung von halbleiter-lasern

Country Status (3)

Country Link
US (1) US4674093A (enExample)
EP (1) EP0134960B1 (enExample)
DE (1) DE3325420A1 (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4709370A (en) * 1985-06-17 1987-11-24 Rca Corporation Semiconductor laser driver circuit
GB8520923D0 (en) * 1985-08-21 1985-09-25 Gen Electric Amplitude modulating output of laser diode
DE3629349A1 (de) * 1986-08-28 1988-03-10 Theralux Lichttechnische Anlag Triggerbarer impulsgenerator
JPS6381881A (ja) * 1986-09-25 1988-04-12 Minolta Camera Co Ltd レ−ザ発振装置
GB2208962B (en) * 1987-08-19 1991-05-08 Plessey Co Plc Power supply
US5036519A (en) * 1988-12-05 1991-07-30 Ricoh Company, Ltd. Semiconductor laser controller
GB8921483D0 (en) * 1989-09-22 1989-11-08 Imatronic Ltd Laser diode supply circuit
US5036189A (en) * 1990-04-03 1991-07-30 Raynet Corporation Thermal control for laser diode used in outside plant communications terminal
DE4026087C2 (de) * 1990-08-17 1996-12-12 Hell Ag Linotype Verfahren und Schaltungsanordnung zur Ansteuerung einer Laserdiode
US5123023A (en) * 1990-11-21 1992-06-16 Polaroid Corporation Laser driver with plural feedback loops
DE4110095C2 (de) * 1991-03-27 1998-02-12 Draegerwerk Ag Verfahren zur gasspektroskopischen Messung der Konzentration eines Gasbestandteiles
US5402432A (en) * 1993-06-01 1995-03-28 Quarton, Inc. Semi-conductor laser device constant power output controller
US5442648A (en) * 1994-07-19 1995-08-15 Spectra Physics Lasers, Inc. Noise rejection circuitry and laser system using the same
US5524015A (en) * 1994-07-19 1996-06-04 Spectra-Physics Lasers, Inc. Optical noise reduction circuitry for laser systems
AU5431898A (en) * 1996-11-21 1998-06-10 Boston Scientific Corporation Mucosal ablation using light
US6444970B1 (en) 1998-06-26 2002-09-03 Scimed Life Systems, Inc. Miniature low-noise photodiode system
KR100544204B1 (ko) * 2004-06-24 2006-01-23 삼성전자주식회사 광 출력 제어장치
US9312701B1 (en) 2015-07-16 2016-04-12 Wi-Charge Ltd System for optical wireless power supply
US10587090B1 (en) * 2015-12-31 2020-03-10 Soraa Laser Diode, Inc. Safe laser light
WO2017158605A1 (en) 2016-03-14 2017-09-21 Wi-Charge Ltd. System for optical wireless power supply
KR20240160246A (ko) * 2016-04-11 2024-11-08 위-차지 리미티드. 광 무선 전력 공급장치용 시스템
CN110995170B (zh) * 2019-12-25 2023-04-21 武汉邮电科学研究院有限公司 一种高动态范围的跨阻放大器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3898583A (en) * 1972-03-29 1975-08-05 Xerox Corp Laser stabilization technique
DE2218431C3 (de) * 1972-04-17 1986-10-23 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Kompensation des nichtlinearen Zusammenhanges zwischen angelegter Spannung und Lichtausstrahlung bei Lumineszenzdioden
US3909745A (en) * 1974-10-17 1975-09-30 Hughes Aircraft Co Laser transmitter system
CA1062824A (en) * 1975-02-10 1979-09-18 Western Electric Company, Incorporated Two-way telephone transmission system utilizing opto-couplers
US4109217A (en) * 1976-12-10 1978-08-22 Bell Telephone Laboratories, Incorporated Stabilization circuit for junction lasers
DE2854000C2 (de) * 1978-12-14 1982-04-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Schaltungsanordnung für eine schaltbare Konstantstromquelle für Lichtsender
DE2911858C2 (de) * 1979-03-26 1983-01-13 Robert Bosch Gmbh, 7000 Stuttgart Schaltung zur Begrenzung der von einem Halbleiterlaser abgegebenen Lichtleistung
US4339822A (en) * 1979-08-08 1982-07-13 Optical Information Systems, Inc. Diode laser digital modulator
US4277846A (en) * 1979-12-27 1981-07-07 Bell Telephone Laboratories, Incorporated Circuit for stabilizing the output of an injection laser

Also Published As

Publication number Publication date
US4674093A (en) 1987-06-16
EP0134960A1 (de) 1985-03-27
EP0134960B1 (de) 1987-07-22
DE3325420A1 (de) 1985-01-31

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Legal Events

Date Code Title Description
OM8 Search report available as to paragraph 43 lit. 1 sentence 1 patent law
OP8 Request for examination as to paragraph 44 patent law
8125 Change of the main classification

Ipc: H01S 3/103

D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: TEMIC TELEFUNKEN MICROELECTRONIC GMBH, 74072 HEILB

8327 Change in the person/name/address of the patent owner

Owner name: VISHAY SEMICONDUCTOR GMBH, 74072 HEILBRONN, DE

8339 Ceased/non-payment of the annual fee