FR1462818A - Exploration par faisceaux dans des lasers d'injection - Google Patents

Exploration par faisceaux dans des lasers d'injection

Info

Publication number
FR1462818A
FR1462818A FR44845A FR44845A FR1462818A FR 1462818 A FR1462818 A FR 1462818A FR 44845 A FR44845 A FR 44845A FR 44845 A FR44845 A FR 44845A FR 1462818 A FR1462818 A FR 1462818A
Authority
FR
France
Prior art keywords
injection lasers
exploration
beam exploration
lasers
injection
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
FR44845A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1462818A publication Critical patent/FR1462818A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • 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
    • H01S5/0425—Electrodes, e.g. characterised by the structure
    • H01S5/04254—Electrodes, e.g. characterised by the structure characterised by the shape
    • 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
    • H01S5/0425—Electrodes, e.g. characterised by the structure
    • H01S5/04256—Electrodes, e.g. characterised by the structure characterised by the configuration
    • 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
    • H01S5/06251—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
    • H01S5/062—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
    • H01S5/06243—Controlling other output parameters than intensity or frequency controlling the position or direction of the emitted beam
    • 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
    • H01S5/1082—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 with a special facet structure, e.g. structured, non planar, oblique

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Semiconductor Lasers (AREA)
  • Radiation-Therapy Devices (AREA)
FR44845A 1965-02-26 1966-01-05 Exploration par faisceaux dans des lasers d'injection Expired FR1462818A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US435476A US3402366A (en) 1965-02-26 1965-02-26 Beam scanning in injection lasers

Publications (1)

Publication Number Publication Date
FR1462818A true FR1462818A (fr) 1966-12-16

Family

ID=23728572

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44845A Expired FR1462818A (fr) 1965-02-26 1966-01-05 Exploration par faisceaux dans des lasers d'injection

Country Status (7)

Country Link
US (1) US3402366A (fr)
CH (1) CH455077A (fr)
DE (1) DE1282211B (fr)
FR (1) FR1462818A (fr)
GB (1) GB1097023A (fr)
NL (1) NL143753B (fr)
SE (1) SE335893B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0298237A2 (fr) * 1987-06-13 1989-01-11 Deutsche Aerospace AG Barrière lumineuse

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3508111A (en) * 1966-09-21 1970-04-21 Ibm Light emitting semiconductor device with light emission from selected portion(s) of p-n junction
US3534290A (en) * 1967-02-01 1970-10-13 Gen Electric Semiconductor laser beacon for rotating an output beam
US3517337A (en) * 1967-10-26 1970-06-23 Ibm Modulation of scanning beams in injection lasers
US3543084A (en) * 1968-01-22 1970-11-24 Ppg Industries Inc Plasma arc gas heater
DE1789061A1 (de) * 1968-09-30 1971-12-23 Siemens Ag Laserdiode
US3605037A (en) * 1969-05-02 1971-09-14 Bell Telephone Labor Inc Curved junction laser devices
US3701044A (en) * 1970-06-29 1972-10-24 Bell Telephone Labor Inc Optical coupling of adjacent stripe contact geometry semiconductor lasers
NL7608561A (nl) * 1976-08-02 1978-02-06 Philips Nv Optische uitleeseenheid voor het aftasten van een registratiedrager voorzien van een stra- lingsreflekterende informatiestruktuur.
NL7801181A (nl) * 1978-02-02 1979-08-06 Philips Nv Injectielaser.
US4255717A (en) * 1978-10-30 1981-03-10 Xerox Corporation Monolithic multi-emitting laser device
HU191000B (en) * 1978-12-28 1986-12-28 Mta Koezponti Fizikai Kutato Intezete,Hu Method for making plane or spherical laser and equipment to this laser
JPS63199480A (ja) * 1987-02-16 1988-08-17 Sharp Corp 半導体レ−ザ走査装置
US4878222A (en) * 1988-08-05 1989-10-31 Eastman Kodak Company Diode laser with improved means for electrically modulating the emitted light beam intensity including turn-on and turn-off and electrically controlling the position of the emitted laser beam spot

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1389534A (fr) * 1962-12-31 1965-02-19 Ibm Dispositifs logiques
US3344365A (en) * 1963-06-03 1967-09-26 Rca Corp Laser system employing means with no moving parts for producing an angularly rotatable beam of coherent light
US3363195A (en) * 1963-07-01 1968-01-09 Bell Telephone Labor Inc Junction diode maser

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0298237A2 (fr) * 1987-06-13 1989-01-11 Deutsche Aerospace AG Barrière lumineuse
EP0298237A3 (en) * 1987-06-13 1989-05-10 Messerschmitt-Bolkow-Blohm Gesellschaft Mit Beschrankter Haftung Laser diode

Also Published As

Publication number Publication date
NL6601666A (fr) 1966-08-29
GB1097023A (en) 1967-12-29
DE1282211B (de) 1968-11-07
CH455077A (de) 1968-04-30
NL143753B (nl) 1974-10-15
US3402366A (en) 1968-09-17
SE335893B (fr) 1971-06-14

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