FI105628B - Optisen WDM-yhteyden toteutus - Google Patents
Optisen WDM-yhteyden toteutus Download PDFInfo
- Publication number
- FI105628B FI105628B FI981895A FI981895A FI105628B FI 105628 B FI105628 B FI 105628B FI 981895 A FI981895 A FI 981895A FI 981895 A FI981895 A FI 981895A FI 105628 B FI105628 B FI 105628B
- Authority
- FI
- Finland
- Prior art keywords
- optical
- fiber
- phase conjugator
- amplifier
- path lengths
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims description 36
- 230000005540 biological transmission Effects 0.000 claims description 27
- 239000000835 fiber Substances 0.000 claims description 21
- 230000002457 bidirectional effect Effects 0.000 claims description 20
- 239000013307 optical fiber Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 238000012546 transfer Methods 0.000 claims description 5
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 229910001371 Er alloy Inorganic materials 0.000 claims 1
- 239000006185 dispersion Substances 0.000 description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
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
- H04B10/297—Bidirectional amplification
- H04B10/2972—Each direction being amplified separately
-
- 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
- H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
- H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
- H04B10/2531—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using spectral inversion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/03—WDM arrangements
- H04J14/0307—Multiplexers; Demultiplexers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI981895A FI105628B (fi) | 1998-09-04 | 1998-09-04 | Optisen WDM-yhteyden toteutus |
PCT/FI1999/000682 WO2000014917A2 (fr) | 1998-09-04 | 1999-08-17 | Mise en oeuvre d'une liaison a multiplexage optique par repartition en longueur d'onde |
AU53747/99A AU5374799A (en) | 1998-09-04 | 1999-08-17 | Implementing an optical wdm connection |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI981895A FI105628B (fi) | 1998-09-04 | 1998-09-04 | Optisen WDM-yhteyden toteutus |
FI981895 | 1998-09-04 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI981895A0 FI981895A0 (fi) | 1998-09-04 |
FI981895A FI981895A (fi) | 2000-03-05 |
FI105628B true FI105628B (fi) | 2000-09-15 |
Family
ID=8552419
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI981895A FI105628B (fi) | 1998-09-04 | 1998-09-04 | Optisen WDM-yhteyden toteutus |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU5374799A (fr) |
FI (1) | FI105628B (fr) |
WO (1) | WO2000014917A2 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7187868B2 (en) | 2001-07-30 | 2007-03-06 | Pirelli Cavi E Sistemi S.P.A., | Wavelength division multiplexing optical transmission system using a spectral inversion device |
DE102004058644A1 (de) * | 2004-12-02 | 2006-06-08 | Siemens Ag | Verfahren und Anordnung zur Kompensation des durch stimulierte Raman-Streuung verursachten bitmusterabhängigen Übersprechens |
US8055130B2 (en) * | 2008-01-03 | 2011-11-08 | Dowslake Microsystems Corp. | Optical transceiver amplifier |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3506283B2 (ja) * | 1995-03-20 | 2004-03-15 | 富士通株式会社 | 光位相共役器 |
US6175435B1 (en) * | 1995-11-22 | 2001-01-16 | Fujitsu Limited | Optical communication system using optical phase conjugation to suppress waveform distortion caused by chromatic dispersion and optical kerr effect |
-
1998
- 1998-09-04 FI FI981895A patent/FI105628B/fi active
-
1999
- 1999-08-17 WO PCT/FI1999/000682 patent/WO2000014917A2/fr active Application Filing
- 1999-08-17 AU AU53747/99A patent/AU5374799A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
FI981895A0 (fi) | 1998-09-04 |
WO2000014917A2 (fr) | 2000-03-16 |
WO2000014917A3 (fr) | 2000-06-02 |
AU5374799A (en) | 2000-03-27 |
FI981895A (fi) | 2000-03-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5696615A (en) | Wavelength division multiplexed optical communication systems employing uniform gain optical amplifiers | |
US7317877B2 (en) | Optical communications systems, devices, and methods | |
US6052219A (en) | Wide bandwidth Raman amplifier capable of employing pump energy spectrally overlapping the signal | |
US6236499B1 (en) | Highly scalable modular optical amplifier based subsystem | |
US7254344B2 (en) | Passive optical network using loop back of multi-wavelength light generated at central office | |
AU710472B2 (en) | Optical transmission systems using optical amplifiers and wavelength division multiplexing | |
CN101779397B (zh) | 高吞吐量双向无源光学网络、相关联的光学集线器和线路终端装置 | |
KR100334432B1 (ko) | 하나의도파관열격자다중화기를이용한양방향애드/드롭광증폭기모듈 | |
US20030161637A1 (en) | Bi-directional optical transmission system, and master and slave stations used therefor | |
CN100420173C (zh) | 光通信系统 | |
US6661973B1 (en) | Optical transmission systems, apparatuses, and methods | |
US20020067539A1 (en) | Optical systems and methods and optical amplifiers for use therein | |
US6563978B2 (en) | Optical transmission system and optical coupler/branching filter | |
JPH11331093A (ja) | 波長多重信号光レベル平坦化回路 | |
US10567081B2 (en) | Transmission system and transmission method | |
CA2276419A1 (fr) | Lasers a fibres a pompe commune | |
FI105628B (fi) | Optisen WDM-yhteyden toteutus | |
US7130542B2 (en) | Modular multiplexing/demultiplexing units in optical transmission systems | |
US20190103917A1 (en) | Optical Pumping Technique | |
KR100784115B1 (ko) | 원격 펌핑 광증폭기를 이용하는 수동형 광가입자망 시스템 | |
US6327062B1 (en) | Optical communication system | |
EP1008898A1 (fr) | Systeme de transmission optique par multiplexage de longueurs d'onde et convertisseur de longueurs d'onde pour transmission optique par multiplexage de longueurs d'onde | |
EP1092249B1 (fr) | Amplificateur raman a large bande passante | |
KR100600626B1 (ko) | 개선된 양방향 광 증폭기 구조 | |
KR100325132B1 (ko) | 단일방향 광증폭기를 이용한 양방향 광증폭기 |