IT1137926B - Laser a semiconduttore - Google Patents

Laser a semiconduttore

Info

Publication number
IT1137926B
IT1137926B IT22549/81A IT2254981A IT1137926B IT 1137926 B IT1137926 B IT 1137926B IT 22549/81 A IT22549/81 A IT 22549/81A IT 2254981 A IT2254981 A IT 2254981A IT 1137926 B IT1137926 B IT 1137926B
Authority
IT
Italy
Prior art keywords
semiconductor laser
laser
semiconductor
Prior art date
Application number
IT22549/81A
Other languages
English (en)
Other versions
IT8122549A0 (it
Inventor
Peter Jan De Waard
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of IT8122549A0 publication Critical patent/IT8122549A0/it
Application granted granted Critical
Publication of IT1137926B publication Critical patent/IT1137926B/it

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
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • 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
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe 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
    • H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
    • H01S5/2054—Methods of obtaining the confinement
    • H01S5/2059—Methods of obtaining the confinement by means of particular conductivity zones, e.g. obtained by particle bombardment or diffusion

Landscapes

  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Semiconductor Lasers (AREA)
IT22549/81A 1980-06-27 1981-06-24 Laser a semiconduttore IT1137926B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8003728A NL8003728A (nl) 1980-06-27 1980-06-27 Halfgeleiderlaser.

Publications (2)

Publication Number Publication Date
IT8122549A0 IT8122549A0 (it) 1981-06-24
IT1137926B true IT1137926B (it) 1986-09-10

Family

ID=19835526

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22549/81A IT1137926B (it) 1980-06-27 1981-06-24 Laser a semiconduttore

Country Status (10)

Country Link
US (1) US4429396A (it)
JP (1) JPS5739595A (it)
AU (1) AU7211281A (it)
CA (1) CA1173547A (it)
DE (1) DE3124240A1 (it)
ES (1) ES8204887A1 (it)
FR (1) FR2485823A1 (it)
GB (1) GB2079524B (it)
IT (1) IT1137926B (it)
NL (1) NL8003728A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2156585B (en) * 1984-03-16 1987-10-21 Hitachi Ltd Light-emitting device electrode
FR2575870B1 (fr) * 1985-01-10 1987-01-30 Sermage Bernard Laser a semi-conducteur muni de moyens de reinjection de l'emission spontanee dans la couche active
GB8913070D0 (en) * 1989-06-07 1989-07-26 Bt & D Technologies Ltd Semiconductor device
US20020108896A1 (en) * 2001-02-09 2002-08-15 Edward Malkin Filtration device and method of manufacturing the same

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000267B1 (en) * 1977-07-01 1981-07-08 The Post Office Light source in an optical communications system
FR2440616A1 (fr) * 1978-10-31 1980-05-30 Bouley Jean Claude Laser a injection a double heterostructure a profil d'indice de refraction

Also Published As

Publication number Publication date
ES503353A0 (es) 1982-05-16
FR2485823A1 (fr) 1981-12-31
AU7211281A (en) 1982-01-07
ES8204887A1 (es) 1982-05-16
NL8003728A (nl) 1982-01-18
US4429396A (en) 1984-01-31
IT8122549A0 (it) 1981-06-24
DE3124240A1 (de) 1982-06-16
GB2079524B (en) 1983-11-16
CA1173547A (en) 1984-08-28
GB2079524A (en) 1982-01-20
JPS5739595A (en) 1982-03-04
FR2485823B1 (it) 1984-07-13

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