ATE133517T1 - Erbiumdotierte faserverstärker mit modifizierter spektraler verstärkung - Google Patents

Erbiumdotierte faserverstärker mit modifizierter spektraler verstärkung

Info

Publication number
ATE133517T1
ATE133517T1 AT91909735T AT91909735T ATE133517T1 AT E133517 T1 ATE133517 T1 AT E133517T1 AT 91909735 T AT91909735 T AT 91909735T AT 91909735 T AT91909735 T AT 91909735T AT E133517 T1 ATE133517 T1 AT E133517T1
Authority
AT
Austria
Prior art keywords
filter
waveguide
erbum
gain
fiber reinforcement
Prior art date
Application number
AT91909735T
Other languages
English (en)
Inventor
David Neil Payne
Paul Roos Morkel
Richard Ian Laming
Masao C O Seiko Inst Tachibana
Takatsukashinden
Original Assignee
Univ Southampton
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10676308&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE133517(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Univ Southampton filed Critical Univ Southampton
Application granted granted Critical
Publication of ATE133517T1 publication Critical patent/ATE133517T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/293—Signal power control
    • H04B10/294—Signal power control in a multiwavelength system, e.g. gain equalisation
    • H04B10/2941—Signal power control in a multiwavelength system, e.g. gain equalisation using an equalising unit, e.g. a filter
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/10007—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers
    • H01S3/10023—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating in optical amplifiers by functional association of additional optical elements, e.g. filters, gratings, reflectors
    • 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
    • H01S2301/00—Functional characteristics
    • H01S2301/04—Gain spectral shaping, flattening
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/0632—Thin film lasers in which light propagates in the plane of the thin film
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/0632—Thin film lasers in which light propagates in the plane of the thin film
    • H01S3/0635—Thin film lasers in which light propagates in the plane of the thin film provided with a periodic structure, e.g. using distributed feed-back, grating couplers
    • 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
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Integrated Circuits (AREA)
AT91909735T 1990-05-21 1991-05-21 Erbiumdotierte faserverstärker mit modifizierter spektraler verstärkung ATE133517T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9011330A GB2246234A (en) 1990-05-21 1990-05-21 Optical amplifier with shaped spectral gain

Publications (1)

Publication Number Publication Date
ATE133517T1 true ATE133517T1 (de) 1996-02-15

Family

ID=10676308

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91909735T ATE133517T1 (de) 1990-05-21 1991-05-21 Erbiumdotierte faserverstärker mit modifizierter spektraler verstärkung

Country Status (6)

Country Link
EP (1) EP0535002B1 (de)
AT (1) ATE133517T1 (de)
DE (1) DE69116691T2 (de)
ES (1) ES2084815T3 (de)
GB (1) GB2246234A (de)
WO (1) WO1991018434A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5131069A (en) * 1991-08-12 1992-07-14 Corning Incorporated Fiber amplifier having modified gain spectrum
JPH05224158A (ja) * 1992-02-14 1993-09-03 Matsushita Electric Ind Co Ltd 光フィルター及びその光フィルターを用いた光増幅装置
GB2265751B (en) * 1992-03-23 1995-12-20 Univ Southampton Optical amplifier with automatic self adjusting gain spectrum
AU685747B2 (en) * 1992-06-01 1998-01-29 British Telecommunications Public Limited Company Filter with preselected attenuation/wavelength characteristic
JPH0697886A (ja) * 1992-09-14 1994-04-08 Ando Electric Co Ltd 変位素子を光スイッチとする波長可変光パルス発生器
GB9411061D0 (en) * 1994-06-02 1994-07-20 Northern Telecom Ltd Optical waveguide amplifiers
PE41196A1 (es) * 1994-07-25 1996-12-17 Pirelli Cavi Spa Sistema de telecomunicacion amplificado para transmisiones en multiplex por division de longitud de onda, capaz de limitar las variaciones en la potencia de salida
US6400497B1 (en) 1994-11-16 2002-06-04 Oki Electric Industry Co., Ltd. Optical fiber amplifier
FR2734648B1 (fr) 1995-05-24 1997-06-20 Alcatel Nv Source de longueurs d'onde multiples
GB9522943D0 (en) * 1995-08-05 1996-01-10 Samsung Electronics Co Ltd Erbium doped fiber amplifier
JPH0993200A (ja) * 1995-09-27 1997-04-04 Nec Corp 光増幅中継伝送装置
JPH09325227A (ja) * 1996-06-06 1997-12-16 Fujikura Ltd 光導波路グレーティング
US5949934A (en) * 1996-04-05 1999-09-07 Fujikura, Ltd. Optical waveguide grating and production method therefor
JPH09289349A (ja) * 1996-04-23 1997-11-04 Nec Corp 光イコライザおよびこれを用いた光増幅装置と波長多重光伝送装置
DE19647488A1 (de) * 1996-11-16 1998-05-20 Alsthom Cge Alcatel Optischer Verstärker für Signale einer großen Bandbreite und optisches Übertragungssystem mit einem solchen optischen Verstärker
CN1081414C (zh) * 1997-12-05 2002-03-20 清华大学 实现波分复用系统动态增益谱均衡的方法及其均衡放大器
SE522586C2 (sv) * 1998-04-01 2004-02-24 Ericsson Telefon Ab L M Optisk fiberförstärkare med förstärkningsutjämnande filter
DE19825037C2 (de) * 1998-06-04 2000-12-21 Zeiss Carl Jena Gmbh Kurzkohärente Lichtquelle und deren Verwendung
US6192179B1 (en) 1999-01-25 2001-02-20 Corning Incorporated Distributed resonant ring fiber filter
EP1037415A1 (de) * 1999-03-16 2000-09-20 PIRELLI CAVI E SISTEMI S.p.A. Abstimmbares optisches Filter
US6212002B1 (en) * 1999-06-09 2001-04-03 Industrial Technology Research Institute Optical amplifier
WO2003009011A2 (en) 2001-07-20 2003-01-30 Nufern Optical fiber grating having high temperature insensitivity
US6882776B2 (en) 2001-11-06 2005-04-19 Intel Corporation Method and apparatus of a semiconductor-based gain equalization device for optical amplifiers
US6904214B2 (en) 2002-05-14 2005-06-07 Nufern Method of providing an optical fiber having a minimum temperature sensitivity at a selected temperature
WO2021166107A1 (ja) * 2020-02-19 2021-08-26 日本電信電話株式会社 希土類添加ファイバ及び光ファイバ増幅器
CN115753607B (zh) * 2022-11-02 2025-12-12 库力索法高科股份有限公司 具信号整形的扫频激光光源系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA925626A (en) * 1969-07-23 1973-05-01 Sanders Associates Variable pulse laser
DE2248371C2 (de) * 1972-10-03 1985-12-05 Siemens AG, 1000 Berlin und 8000 München In einen optischen Wellenleiter für ein optisches Nachrichtenübertragungssystem integrierter Zwischenverstärker
US3988697A (en) * 1973-02-13 1976-10-26 Owens-Illinois, Inc. Glass laser discs with annular alkali lead borate coatings and uses thereof
US4768849A (en) * 1986-09-15 1988-09-06 Hicks Jr John W Filter tap for optical communications systems
IT1237136B (it) * 1989-10-30 1993-05-24 Pirelli Cavi Spa Amplificatore ottico a fibra attiva a larga banda di lunghezza d'onda di segnale.

Also Published As

Publication number Publication date
GB9011330D0 (en) 1990-07-11
EP0535002B1 (de) 1996-01-24
DE69116691T2 (de) 1996-08-01
GB2246234A (en) 1992-01-22
DE69116691D1 (de) 1996-03-07
EP0535002A1 (de) 1993-04-07
WO1991018434A1 (en) 1991-11-28
ES2084815T3 (es) 1996-05-16

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Legal Events

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