NL184715C - Halfgeleiderlaserinrichting. - Google Patents

Halfgeleiderlaserinrichting.

Info

Publication number
NL184715C
NL184715C NLAANVRAGE7906948,A NL7906948A NL184715C NL 184715 C NL184715 C NL 184715C NL 7906948 A NL7906948 A NL 7906948A NL 184715 C NL184715 C NL 184715C
Authority
NL
Netherlands
Prior art keywords
semiconductor laser
laser device
semiconductor
laser
Prior art date
Application number
NLAANVRAGE7906948,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7906948A (nl
NL184715B (nl
Original Assignee
Hitachi Ltd
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
Priority claimed from JP11467678A external-priority patent/JPS5541741A/ja
Priority claimed from JP3682279U external-priority patent/JPS55137575U/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of NL7906948A publication Critical patent/NL7906948A/nl
Publication of NL184715B publication Critical patent/NL184715B/xx
Application granted granted Critical
Publication of NL184715C publication Critical patent/NL184715C/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
    • H01S5/20—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
    • H01S5/30—Structure or shape of the active region; Materials used for the active region
    • H01S5/32—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
    • 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
    • H01S5/2004—Confining in the direction perpendicular to the layer 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
    • H01S5/22—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
    • H01S5/227—Buried mesa structure ; Striped active layer
    • H01S5/2275—Buried mesa structure ; Striped active layer mesa created by etching

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Geometry (AREA)
  • Semiconductor Lasers (AREA)
NLAANVRAGE7906948,A 1978-09-20 1979-09-18 Halfgeleiderlaserinrichting. NL184715C (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP11467678A JPS5541741A (en) 1978-09-20 1978-09-20 Semiconductor laser device
JP11467678 1978-09-20
JP3682279U JPS55137575U (xx) 1979-03-23 1979-03-23
JP3682279 1979-03-23

Publications (3)

Publication Number Publication Date
NL7906948A NL7906948A (nl) 1980-03-24
NL184715B NL184715B (nl) 1989-05-01
NL184715C true NL184715C (nl) 1989-10-02

Family

ID=26375924

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7906948,A NL184715C (nl) 1978-09-20 1979-09-18 Halfgeleiderlaserinrichting.

Country Status (6)

Country Link
US (1) US4315226A (xx)
CA (1) CA1147045A (xx)
DE (1) DE2937930A1 (xx)
FR (1) FR2437083B1 (xx)
GB (1) GB2031644B (xx)
NL (1) NL184715C (xx)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3016778A1 (de) * 1980-04-30 1981-11-05 Siemens AG, 1000 Berlin und 8000 München Laser-diode
US4438446A (en) * 1981-05-29 1984-03-20 Bell Telephone Laboratories, Incorporated Double barrier double heterostructure laser
JPS586191A (ja) * 1981-07-03 1983-01-13 Hitachi Ltd 半導体レ−ザ装置
JPS5947790A (ja) * 1982-09-13 1984-03-17 Hitachi Ltd 半導体レ−ザ装置
CA1218136A (en) * 1983-01-17 1987-02-17 Toshihiro Kawano Semiconductor laser device
JPS60154689A (ja) * 1984-01-25 1985-08-14 Hitachi Ltd 発光素子およびこれを用いた光通信装置
GB2154059B (en) * 1984-01-25 1987-10-28 Hitachi Ltd Light emitting chip and communication apparatus using the same
US4773074A (en) * 1987-02-02 1988-09-20 University Of Delaware Dual mode laser/detector diode for optical fiber transmission lines
RO102871B1 (en) * 1990-04-20 1993-08-16 Inst De Fizica Si Tehnologia M High power laser diode
US5559819A (en) * 1994-04-19 1996-09-24 Nippondenso Co., Ltd. Semiconductor laser device
RO109906B1 (ro) * 1994-09-09 1995-06-30 Prahova Iulian Basara Petrescu Dioda laser, de mare putere
EP1218973A4 (en) * 1999-09-03 2005-11-16 Univ California LASER SOURCE ACCORDABLE OPTICAL MODULATOR INT GR
JP3655588B2 (ja) * 1999-12-24 2005-06-02 ロッシュ ディアグノスティクス ゲゼルシャフト ミット ベシュレンクテル ハフツング テストエレメント分析システム
US6724795B2 (en) 2002-05-10 2004-04-20 Bookham Technology, Plc Semiconductor laser
JP5916414B2 (ja) * 2012-02-09 2016-05-11 日本オクラロ株式会社 光半導体装置
US10084282B1 (en) 2017-08-14 2018-09-25 The United States Of America As Represented By The Secretary Of The Air Force Fundamental mode operation in broad area quantum cascade lasers
US11031753B1 (en) * 2017-11-13 2021-06-08 The Government Of The United States Of America As Represented By The Secretary Of The Air Force Extracting the fundamental mode in broad area quantum cascade lasers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5248066B2 (xx) * 1974-03-04 1977-12-07
US3855607A (en) * 1973-05-29 1974-12-17 Rca Corp Semiconductor injection laser with reduced divergence of emitted beam
US4077019A (en) * 1976-01-05 1978-02-28 Xerox Corporation Transverse mode control in double-heterostructure lasers utilizing substrate loss

Also Published As

Publication number Publication date
NL7906948A (nl) 1980-03-24
US4315226A (en) 1982-02-09
GB2031644B (en) 1983-01-19
DE2937930A1 (de) 1980-04-17
FR2437083B1 (fr) 1986-02-21
FR2437083A1 (fr) 1980-04-18
NL184715B (nl) 1989-05-01
GB2031644A (en) 1980-04-23
CA1147045A (en) 1983-05-24

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Discontinued because of reaching the maximum lifetime of a patent

Free format text: 19990918