CA1118085A - Methode pour supprimer les pulsations laser tout en controlant simultanement la puissance du laser - Google Patents

Methode pour supprimer les pulsations laser tout en controlant simultanement la puissance du laser

Info

Publication number: CA1118085A
Authority: CA; Canada
Prior art keywords: layer; laser; waveguide; active layer; active
Prior art date: 1979-08-22
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

CA000334250A

Other languages

English (en)

Inventor

John C. Dyment

Kiuchi D. Chik

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.)

Nortel Networks Ltd

Original Assignee

Northern Telecom 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.)

1979-08-22

Filing date

1979-08-22

Publication date

1982-02-09

1979-08-22 Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd

1979-08-22 Priority to CA000334250A priority Critical patent/CA1118085A/fr

1982-02-09 Application granted granted Critical

1982-02-09 Publication of CA1118085A publication Critical patent/CA1118085A/fr

Status Expired legal-status Critical Current

Links

230000010349 pulsation Effects 0.000 title claims abstract description 15
230000001629 suppression Effects 0.000 title claims description 12
238000000034 method Methods 0.000 title description 2
238000012544 monitoring process Methods 0.000 title 1
239000004065 semiconductor Substances 0.000 claims abstract description 16
230000010355 oscillation Effects 0.000 claims abstract description 11
230000002459 sustained effect Effects 0.000 claims abstract description 11
230000008878 coupling Effects 0.000 claims abstract description 10
238000010168 coupling process Methods 0.000 claims abstract description 10
238000005859 coupling reaction Methods 0.000 claims abstract description 10
230000001052 transient effect Effects 0.000 claims abstract description 8
230000002269 spontaneous effect Effects 0.000 claims abstract description 6
239000000758 substrate Substances 0.000 claims description 11
PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 claims description 8
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
235000012239 silicon dioxide Nutrition 0.000 claims description 3
239000000377 silicon dioxide Substances 0.000 claims description 3
BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 claims description 2
229910052751 metal Inorganic materials 0.000 claims 4
239000002184 metal Substances 0.000 claims 4
239000000463 material Substances 0.000 claims 2
230000002093 peripheral effect Effects 0.000 claims 1
230000001902 propagating effect Effects 0.000 claims 1
230000003287 optical effect Effects 0.000 abstract description 15
239000013307 optical fiber Substances 0.000 abstract description 4
230000007547 defect Effects 0.000 abstract description 2
239000000835 fiber Substances 0.000 description 17
JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 8
229910001218 Gallium arsenide Inorganic materials 0.000 description 8
239000011248 coating agent Substances 0.000 description 6
238000000576 coating method Methods 0.000 description 6
230000015572 biosynthetic process Effects 0.000 description 4
230000001419 dependent effect Effects 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 4
230000005540 biological transmission Effects 0.000 description 2
229910052681 coesite Inorganic materials 0.000 description 2
229910052906 cristobalite Inorganic materials 0.000 description 2
238000002347 injection Methods 0.000 description 2
239000007924 injection Substances 0.000 description 2
238000009877 rendering Methods 0.000 description 2
229910052682 stishovite Inorganic materials 0.000 description 2
229910052905 tridymite Inorganic materials 0.000 description 2
AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 1
229910001369 Brass Inorganic materials 0.000 description 1
239000010951 brass Substances 0.000 description 1
230000009977 dual effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000005530 etching Methods 0.000 description 1
239000011521 glass Substances 0.000 description 1
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
239000010931 gold Substances 0.000 description 1
229910052737 gold Inorganic materials 0.000 description 1
238000009434 installation Methods 0.000 description 1
230000010354 integration Effects 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
230000003534 oscillatory effect Effects 0.000 description 1
238000010791 quenching Methods 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
238000005476 soldering Methods 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
238000003631 wet chemical etching Methods 0.000 description 1

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
- H01S5/10—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
- H01S5/12—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 the resonator having a periodic structure, e.g. in distributed feedback [DFB] lasers
- H01S5/125—Distributed Bragg reflector [DBR] lasers
- 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
- H01S5/11—Comprising a photonic bandgap structure

Landscapes

Physics & Mathematics (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Physics & Mathematics (AREA)
Electromagnetism (AREA)
Optics & Photonics (AREA)
Optical Couplings Of Light Guides (AREA)

CA000334250A 1979-08-22 1979-08-22 Methode pour supprimer les pulsations laser tout en controlant simultanement la puissance du laser Expired CA1118085A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000334250A CA1118085A (fr)	1979-08-22	1979-08-22	Methode pour supprimer les pulsations laser tout en controlant simultanement la puissance du laser

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000334250A CA1118085A (fr)	1979-08-22	1979-08-22	Methode pour supprimer les pulsations laser tout en controlant simultanement la puissance du laser

Publications (1)

Publication Number	Publication Date
CA1118085A true CA1118085A (fr)	1982-02-09

Family

ID=4114980

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000334250A Expired CA1118085A (fr)	1979-08-22	1979-08-22	Methode pour supprimer les pulsations laser tout en controlant simultanement la puissance du laser

Country Status (1)

Country	Link
CA (1)	CA1118085A (fr)

1979
- 1979-08-22 CA CA000334250A patent/CA1118085A/fr not_active Expired

Legal Events

Date	Code	Title	Description
1999-02-09	MKEX	Expiry

Publication	Publication Date	Title
EP0169567B1 (fr)	1991-10-09	Dispositif laser à semi-conducteur
US4786132A (en)	1988-11-22	Hybrid distributed bragg reflector laser
JP2692913B2 (ja)	1997-12-17	グレーティング結合型表面発光レーザ素子およびその変調方法
EP0314490B1 (fr)	1992-08-12	Laser à semi-conducteur
US5995692A (en)	1999-11-30	Light emitting device module
EP1515406A2 (fr)	2005-03-16	Module optique et dispositif optique de transmission
JPH0449793B2 (fr)	1992-08-12
US7760782B2 (en)	2010-07-20	Distributed bragg reflector type directly modulated laser and distributed feed back type directly modulated laser
JP2001320124A (ja)	2001-11-16	変調器集積化光源及び光通信用モジュール
US4297651A (en)	1981-10-27	Methods for simultaneous suppression of laser pulsations and continuous monitoring of output power
EP0150214B1 (fr)	1989-09-13	Laser a cavites couplees
US6273620B1 (en)	2001-08-14	Semiconductor light emitting module
CA2165711C (fr)	1999-07-06	Source lumineuse a semiconducteurs produisant une lumiere tres puissante, a spectre large
EP0206745B1 (fr)	1992-09-30	Dispositif laser à semi-conducteur
US4644552A (en)	1987-02-17	Semiconductor laser
CA1118085A (fr)	1982-02-09	Methode pour supprimer les pulsations laser tout en controlant simultanement la puissance du laser
JPH03195076A (ja)	1991-08-26	外部共振器型波長可変半導体レーザ
JP2732604B2 (ja)	1998-03-30	分布帰還型レーザ
US4764937A (en)	1988-08-16	Semiconductor laser array device
JPH1117286A (ja)	1999-01-22	波長可変レーザ装置
US20250125584A1 (en)	2025-04-17	Distributed feedback lasers with tunable distributed bragg reflector integration
JP7560005B1 (ja)	2024-10-02	光半導体装置
JP3311238B2 (ja)	2002-08-05	光半導体装置、及びその製造方法
JP3127635B2 (ja)	2001-01-29	半導体レーザ
US20020117678A1 (en)	2002-08-29	Semiconductor laser module