TW459449B - Optical amplifier with power dependent feedback - Google Patents

Optical amplifier with power dependent feedback Download PDF

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Publication number
TW459449B
TW459449B TW089100569A TW89100569A TW459449B TW 459449 B TW459449 B TW 459449B TW 089100569 A TW089100569 A TW 089100569A TW 89100569 A TW89100569 A TW 89100569A TW 459449 B TW459449 B TW 459449B
Authority
TW
Taiwan
Prior art keywords
amplifier
optical
power
item
cavity
Prior art date
Application number
TW089100569A
Other languages
English (en)
Chinese (zh)
Inventor
Gregory John Cowle
Douglas Warren Hall
Thomas William Mcnamara
Chia Chi Wang
Original Assignee
Corning Inc
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 Corning Inc filed Critical Corning Inc
Application granted granted Critical
Publication of TW459449B publication Critical patent/TW459449B/zh

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/29Repeaters
    • H04B10/291Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form
    • H04B10/293Signal power control
    • H04B10/294Signal power control in a multiwavelength system, e.g. gain equalisation
    • H04B10/296Transient power control, e.g. due to channel add/drop or rapid fluctuations in the input power
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/13Stabilisation of laser output parameters, e.g. frequency or amplitude
    • H01S3/1301Stabilisation of laser output parameters, e.g. frequency or amplitude in optical amplifiers
    • H01S3/1302Stabilisation of laser output parameters, e.g. frequency or amplitude in optical amplifiers by all-optical means, e.g. gain-clamping
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J14/00Optical multiplex systems
    • H04J14/02Wavelength-division multiplex systems
    • H04J14/0221Power control, e.g. to keep the total optical power constant
    • H04J14/02216Power control, e.g. to keep the total optical power constant by gain equalization
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04JMULTIPLEX COMMUNICATION
    • H04J14/00Optical multiplex systems
    • H04J14/02Wavelength-division multiplex systems
    • H04J14/0201Add-and-drop multiplexing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q11/00Selecting arrangements for multiplex systems
    • H04Q11/0001Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005Switch and router aspects
    • H04Q2011/0037Operation
    • H04Q2011/0049Crosstalk reduction; Noise; Power budget

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
  • Optical Communication System (AREA)
TW089100569A 1999-01-06 2000-01-12 Optical amplifier with power dependent feedback TW459449B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11499699P 1999-01-06 1999-01-06

Publications (1)

Publication Number Publication Date
TW459449B true TW459449B (en) 2001-10-11

Family

ID=22358715

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089100569A TW459449B (en) 1999-01-06 2000-01-12 Optical amplifier with power dependent feedback

Country Status (8)

Country Link
EP (1) EP1142166A1 (ja)
JP (1) JP2002534815A (ja)
KR (1) KR20010113641A (ja)
CN (1) CN1357180A (ja)
AU (1) AU2361200A (ja)
CA (1) CA2357496A1 (ja)
TW (1) TW459449B (ja)
WO (1) WO2000041346A1 (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6414788B1 (en) 2000-10-02 2002-07-02 Onetta, Inc. Optical amplifier system with transient control
US6341034B1 (en) 2000-10-18 2002-01-22 Onetta Inc. Optical amplifier system with transient control using spectrally filtered input
US6498677B1 (en) 2000-10-23 2002-12-24 Onetta, Inc. Optical amplifier systems with transient control
US6441950B1 (en) 2000-11-03 2002-08-27 Onetta, Inc. Distributed raman amplifier systems with transient control
US6542287B1 (en) 2000-12-12 2003-04-01 Onetta, Inc. Optical amplifier systems with transient control
ITMI20010695A1 (it) * 2001-03-30 2002-09-30 Marconi Comm Spa Metodo e dispositivo per la sopravvivenza del traffico in sistemi dwdm con add/drop nel caso di interruzione del collegamento a fibre ottich
US6476961B1 (en) 2001-04-26 2002-11-05 Onetta, Inc. Optical amplifier systems with transient control
US6661946B2 (en) 2001-07-09 2003-12-09 Lucent Technologies Inc. Method of controlling optical signal power at an add/drop node in a WDM optical communication system
US6690505B1 (en) 2001-09-28 2004-02-10 Onetta, Inc. Optical network equipment with gain transient control and automatic drift compensation
FR2838190B1 (fr) * 2002-04-08 2004-10-15 Cit Alcatel Dispositif de mesure et/ou de controle dynamique de perte de puissance dans une ligne de transmission optique a canal de supervision, et procede associe
GB0308655D0 (en) * 2003-04-15 2003-05-21 Marconi Comm Ltd Optical network, and method, for the transmission of data
DE10360607B4 (de) * 2003-12-22 2006-02-23 Siemens Ag Verfahren und Anordnung zum Einfügen von Füllsignalen
US8045862B2 (en) 2004-02-27 2011-10-25 Alcatel Lucent Optical communication method and apparatus
ATE538543T1 (de) * 2004-07-12 2012-01-15 Optotriode Co Ltd Optische signalverstärkungsvorrichtung
US7251071B2 (en) * 2004-07-30 2007-07-31 Lucent Technologies Inc. Transient control in optical transmission systems
CN100546229C (zh) * 2007-04-10 2009-09-30 华为技术有限公司 海缆光补偿的装置和方法
CN109945903B (zh) * 2019-04-30 2021-06-08 安徽大学 全光纤结构可调腔增益激光自混合振动、位移、速度传感方法和系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128800A (en) * 1991-06-19 1992-07-07 At&T Bell Laboratories Gain switchable optical fiber amplifier
US5883993A (en) * 1997-04-24 1999-03-16 Boeing North American, Inc. Fiber optic "T" coupler modulator
FR2764141B1 (fr) * 1997-05-29 1999-07-23 Alsthom Cge Alcatel Systeme de transmission optique a compensation dynamique de la puissance transmise
JPH10341206A (ja) * 1997-06-06 1998-12-22 Nec Corp 波長多重伝送装置

Also Published As

Publication number Publication date
WO2000041346A1 (en) 2000-07-13
JP2002534815A (ja) 2002-10-15
AU2361200A (en) 2000-07-24
CA2357496A1 (en) 2000-07-13
EP1142166A1 (en) 2001-10-10
KR20010113641A (ko) 2001-12-28
CN1357180A (zh) 2002-07-03

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GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees