TW459449B - Optical amplifier with power dependent feedback - Google Patents
Optical amplifier with power dependent feedback Download PDFInfo
- 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
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 101
- 230000001419 dependent effect Effects 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000007423 decrease Effects 0.000 claims abstract description 9
- 230000005284 excitation Effects 0.000 claims description 16
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 16
- 230000003321 amplification Effects 0.000 claims description 15
- 238000005086 pumping Methods 0.000 claims description 15
- 239000006096 absorbing agent Substances 0.000 claims description 14
- 239000013307 optical fiber Substances 0.000 claims description 14
- 229920006395 saturated elastomer Polymers 0.000 claims description 14
- 230000008901 benefit Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 125000005842 heteroatom Chemical group 0.000 claims description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000032683 aging Effects 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000005855 radiation Effects 0.000 claims 1
- 150000002910 rare earth metals Chemical class 0.000 claims 1
- 230000009278 visceral effect Effects 0.000 claims 1
- 230000001052 transient effect Effects 0.000 abstract description 2
- 230000003595 spectral effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 235000008694 Humulus lupulus Nutrition 0.000 description 1
- 241000282376 Panthera tigris Species 0.000 description 1
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- 244000062793 Sorghum vulgare Species 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 235000019713 millet Nutrition 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
-
- 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
- H04B10/296—Transient power control, e.g. due to channel add/drop or rapid fluctuations in the input power
-
- 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
- H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
- H01S3/1301—Stabilisation of laser output parameters, e.g. frequency or amplitude in optical amplifiers
- H01S3/1302—Stabilisation of laser output parameters, e.g. frequency or amplitude in optical amplifiers by all-optical means, e.g. gain-clamping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0221—Power control, e.g. to keep the total optical power constant
- H04J14/02216—Power control, e.g. to keep the total optical power constant by gain equalization
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
- H04Q2011/0037—Operation
- H04Q2011/0049—Crosstalk 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)
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)
| 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)
| 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 |
-
1999
- 1999-12-14 CN CN99815151A patent/CN1357180A/zh active Pending
- 1999-12-14 EP EP99967309A patent/EP1142166A1/en not_active Withdrawn
- 1999-12-14 KR KR1020017008599A patent/KR20010113641A/ko not_active Application Discontinuation
- 1999-12-14 AU AU23612/00A patent/AU2361200A/en not_active Abandoned
- 1999-12-14 WO PCT/US1999/029620 patent/WO2000041346A1/en not_active Application Discontinuation
- 1999-12-14 JP JP2000592978A patent/JP2002534815A/ja active Pending
- 1999-12-14 CA CA002357496A patent/CA2357496A1/en not_active Abandoned
-
2000
- 2000-01-12 TW TW089100569A patent/TW459449B/zh not_active IP Right Cessation
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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW459449B (en) | Optical amplifier with power dependent feedback | |
| US6417959B1 (en) | Raman fiber amplifier | |
| US7480092B2 (en) | Optical amplification method and device usable with bands other than the C-band | |
| US6437906B1 (en) | All-optical gain controlled L-band EDFA structure with reduced four-wave mixing cross-talk | |
| US6172803B1 (en) | Optical amplifier and transmission system using the same | |
| US5253104A (en) | Balanced optical amplifier | |
| JP3366337B2 (ja) | 多段光ファイバ増幅器 | |
| US7738165B2 (en) | Amplified spontaneous emission reflector-based gain-clamped fiber amplifier | |
| JP2000098433A5 (ja) | ||
| JP2002229084A (ja) | ラマン増幅器およびそれを用いた光伝送システム | |
| KR100357903B1 (ko) | 광학 증폭기의 펌프 파장 튜닝과 파장 분할 다중 송신 시스템에서의 이의 사용 | |
| JPH0846271A (ja) | 多チャンネル光ファイバ増幅光源のチャンネル幅調節装置 | |
| KR100864837B1 (ko) | 라만 공동을 갖는 라만 광증폭기를 이용한 이득고정형광증폭 장치 | |
| US6611641B2 (en) | Method and apparatus for a highly efficient, high performance optical amplifier | |
| KR20030070272A (ko) | 저잡음 분산보상 하이브리드 형 광섬유 증폭기 | |
| US6901085B2 (en) | Multi-wavelength ring laser source | |
| KR100547868B1 (ko) | 라만 증폭원리를 이용한 이득 고정 반도체 광증폭기 | |
| Oh et al. | Demonstration of highly efficient flat-gain L-band erbium-doped fiber amplifiers by incorporating a fiber Bragg grating | |
| US6603896B1 (en) | Power fiber amplifier with flat gain | |
| US7385753B2 (en) | Hybrid optical amplifier using gain-clamped semiconductor optical amplifier enabling raman amplification | |
| US20040184816A1 (en) | Multiwavelength depolarized Raman pumps | |
| JP2002341390A (ja) | 光中継装置および光伝送システム | |
| WO2023162141A1 (ja) | 励起光発生装置及び励起光発生方法 | |
| Jin et al. | Gain-clamped dual-stage L-band EDFA by using backward C-band ASE | |
| JP4000732B2 (ja) | 光増幅器 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GD4A | Issue of patent certificate for granted invention patent | ||
| MM4A | Annulment or lapse of patent due to non-payment of fees |