BR0004521A - Optical transmission system, optical signal amplification process, and optical amplification unit - Google Patents
Optical transmission system, optical signal amplification process, and optical amplification unitInfo
- Publication number
- BR0004521A BR0004521A BR0004521-7A BR0004521A BR0004521A BR 0004521 A BR0004521 A BR 0004521A BR 0004521 A BR0004521 A BR 0004521A BR 0004521 A BR0004521 A BR 0004521A
- Authority
- BR
- Brazil
- Prior art keywords
- optical
- transmission system
- amplification unit
- pump radiation
- output
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title abstract 13
- 230000003321 amplification Effects 0.000 title abstract 5
- 238000003199 nucleic acid amplification method Methods 0.000 title abstract 5
- 230000005540 biological transmission Effects 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 230000005855 radiation Effects 0.000 abstract 4
- 239000000835 fiber Substances 0.000 abstract 3
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 230000005284 excitation Effects 0.000 abstract 2
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
- H04B10/25—Arrangements specific to fibre transmission
- H04B10/2581—Multimode transmission
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2210/00—Indexing scheme relating to optical transmission systems
- H04B2210/25—Distortion or dispersion compensation
- H04B2210/256—Distortion or dispersion compensation at the repeater, i.e. repeater compensation
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Lasers (AREA)
- Optical Communication System (AREA)
Abstract
"SISTEMA DE TRANSMISSãO óPTICA, PROCESSO DE AMPLIFICAçãO DE SINAIS óPTICOS, E, UNIDADE DE AMPLIFICAçãO óPTICA". Uma unidade de amplificação óptica inclui uma entrada (101) para a entrada de sinais ópticos, uma saída (102) para a saída de sinais ópticos, uma fibra ativa de modo único (103) co-revestida com Er e Yb, conectada de forma óptica à entrada e à saída, e adaptada para amplificar os sinais ópticos, uma primeira fonte de bomba (104) para gerar uma primeira radiação de bomba incluindo um comprimento de onda de excitação de Er, uma segunda fonte de bomba (106) para a geração de uma segunda radiação de bomba incluindo um comprimento de onda de excitação de Yb, um primeiro acoplador óptico (105) para acoplar de forma óptica a primeira radiação de bomba dentro do núcleo da fibra ativa em uma direção de co-propagação com relação à direção de sinal, e um segundo acoplador óptico (107) para acoplar de forma óptica a segunda radiação de bomba dentro do núcleo da fibra ativa em uma direção contrária à propagação com relação à direção de sinal."OPTICAL TRANSMISSION SYSTEM, OPTICAL SIGNAL AMPLIFICATION PROCESS, AND, OPTICAL AMPLIFICATION UNIT". An optical amplification unit includes an input (101) for the input of optical signals, an output (102) for the output of optical signals, a single-mode active fiber (103) co-coated with Er and Yb, connected so optical input and output, and adapted to amplify optical signals, a first pump source (104) to generate a first pump radiation including an excitation wavelength of Er, a second pump source (106) for generation of a second pump radiation including an excitation wavelength of Yb, a first optical coupler (105) for optically coupling the first pump radiation within the active fiber core in a co-propagation direction with respect to signal direction, and a second optical coupler (107) for optically coupling the second pump radiation within the active fiber core in a direction contrary to propagation with respect to the signal direction.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP99119318 | 1999-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR0004521A true BR0004521A (en) | 2001-04-17 |
Family
ID=8239085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR0004521-7A BR0004521A (en) | 1999-09-29 | 2000-09-28 | Optical transmission system, optical signal amplification process, and optical amplification unit |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JP2001144354A (en) |
| KR (1) | KR20010050710A (en) |
| CN (1) | CN1290084A (en) |
| AR (1) | AR028178A1 (en) |
| AU (1) | AU6241200A (en) |
| BR (1) | BR0004521A (en) |
| CA (1) | CA2321439A1 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4725951B2 (en) * | 2004-07-28 | 2011-07-13 | 富士通株式会社 | Wavelength multiplexed signal light amplification method and optical amplifier |
| JP2006067364A (en) | 2004-08-27 | 2006-03-09 | Sumitomo Electric Ind Ltd | Analog optical transmission system |
| US7940453B2 (en) * | 2006-08-07 | 2011-05-10 | Pyrophotonics Lasers Inc. | Fiber amplifiers and fiber lasers with reduced out-of-band gain |
| JP2009044098A (en) * | 2007-08-10 | 2009-02-26 | Univ Of Electro-Communications | Gain photonic crystal optical fiber, laser amplification system, and gain photonic crystal optical fiber setting method |
| JP2010193174A (en) * | 2009-02-18 | 2010-09-02 | Anritsu Corp | Optical signal monitor device |
| JP2012039136A (en) * | 2011-10-03 | 2012-02-23 | Furukawa Electric Co Ltd:The | Optical transmission apparatus |
| CN103199416B (en) * | 2013-03-26 | 2015-06-10 | 温州泛波激光有限公司 | Optical fiber laser of semiconductor laser pumping |
| JP7496100B2 (en) * | 2019-01-11 | 2024-06-06 | 国立研究開発法人宇宙航空研究開発機構 | Rare earth doped optical fiber |
| CN110571634B (en) * | 2019-08-12 | 2021-02-12 | 武汉光迅科技股份有限公司 | Optical signal output device and method, and storage medium |
| CN117397183A (en) * | 2021-12-08 | 2024-01-12 | 国神光电科技（上海）有限公司 | Integrated optical amplification system |
| CN116381597B (en) * | 2023-05-29 | 2023-08-25 | 成都唯博星辰科技有限公司 | Broadband single-channel direction finding system and implementation method |
-
2000
- 2000-09-28 BR BR0004521-7A patent/BR0004521A/en not_active Application Discontinuation
- 2000-09-28 KR KR1020000057051A patent/KR20010050710A/en not_active Withdrawn
- 2000-09-29 JP JP2000300483A patent/JP2001144354A/en active Pending
- 2000-09-29 AR ARP000105144A patent/AR028178A1/en unknown
- 2000-09-29 AU AU62412/00A patent/AU6241200A/en not_active Abandoned
- 2000-09-29 CN CN00129099A patent/CN1290084A/en active Pending
- 2000-09-29 CA CA002321439A patent/CA2321439A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| CN1290084A (en) | 2001-04-04 |
| JP2001144354A (en) | 2001-05-25 |
| CA2321439A1 (en) | 2001-03-29 |
| AR028178A1 (en) | 2003-04-30 |
| KR20010050710A (en) | 2001-06-15 |
| AU6241200A (en) | 2001-04-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
| B11Y | Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired |