BR9705598A - Dispositivo e processo para suprimir comutação-q em um dispositivo de amplificação óptico - Google Patents
Dispositivo e processo para suprimir comutação-q em um dispositivo de amplificação ópticoInfo
- Publication number
- BR9705598A BR9705598A BR9705598A BR9705598A BR9705598A BR 9705598 A BR9705598 A BR 9705598A BR 9705598 A BR9705598 A BR 9705598A BR 9705598 A BR9705598 A BR 9705598A BR 9705598 A BR9705598 A BR 9705598A
- Authority
- BR
- Brazil
- Prior art keywords
- suppressing
- switching
- optical amplification
- amplification device
- optical
- Prior art date
Links
- 230000003321 amplification Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000003199 nucleic acid amplification method Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
- G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
- G02B6/2937—In line lens-filtering-lens devices, i.e. elements arranged along a line and mountable in a cylindrical package for compactness, e.g. 3- port device with GRIN lenses sandwiching a single filter operating at normal incidence in a tubular package
-
- 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
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
- H01S3/0064—Anti-reflection devices, e.g. optical isolaters
-
- 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
- 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
- H04B10/2912—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form characterised by the medium used for amplification or processing
-
- 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
- H04B10/2971—A single amplifier for both directions
-
- 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
- H01S3/06754—Fibre amplifiers
- H01S3/06787—Bidirectional amplifier
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2938296P | 1996-10-29 | 1996-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9705598A true BR9705598A (pt) | 1999-03-16 |
Family
ID=21848721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9705598A BR9705598A (pt) | 1996-10-29 | 1997-10-24 | Dispositivo e processo para suprimir comutação-q em um dispositivo de amplificação óptico |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5801879A (pt) |
| EP (1) | EP0840469A3 (pt) |
| JP (1) | JPH10178226A (pt) |
| KR (1) | KR19980033300A (pt) |
| CN (1) | CN1181514A (pt) |
| AU (1) | AU733906B2 (pt) |
| BR (1) | BR9705598A (pt) |
| CA (1) | CA2217546A1 (pt) |
| RU (1) | RU2184350C2 (pt) |
| TW (1) | TW347475B (pt) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1093164A (ja) * | 1996-09-17 | 1998-04-10 | Kokusai Denshin Denwa Co Ltd <Kdd> | 多波長光源及び離散波長可変光源 |
| US6188509B1 (en) * | 1997-01-05 | 2001-02-13 | Korea Advanced Institute Science And Technology | Simple bidirectional add/drop amplifier module based on a single multiplexer |
| FR2764998B1 (fr) * | 1997-06-20 | 1999-09-03 | Thomson Csf | Systeme d'amplification optique bidirectionnel |
| US6285477B1 (en) * | 1997-09-17 | 2001-09-04 | Kokusai Denshin Denwa Kabushiki Kaisha | Multi-wavelength light source and discrete-wavelength-variable light source |
| TW463474B (en) * | 2000-04-29 | 2001-11-11 | Browave Corp | Structure of bi-direction wavelength optical module |
| KR100351672B1 (ko) * | 2000-06-12 | 2002-09-11 | 한국과학기술원 | 전광자동이득조절 기능을 갖는 양방향 애드/드롭 광증폭기 |
| US6839517B2 (en) * | 2001-02-12 | 2005-01-04 | Agere Systems Inc. | Apparatus and method for transmitting optical signals through a single fiber optical network |
| US7508577B2 (en) * | 2005-03-29 | 2009-03-24 | Alcatel-Lucent Usa Inc. | Method and system for suppressing ASE noise |
| US20070003283A1 (en) * | 2005-06-29 | 2007-01-04 | At&T Corp. | Dynamic allocation of bandwidth in a bidirectional optical transmission system |
| US7295365B2 (en) * | 2005-10-06 | 2007-11-13 | Bookham Technology Plc. | Optical gain flattening components, optical chips and optical amplifiers and methods employing same |
| US7945158B2 (en) * | 2006-08-18 | 2011-05-17 | Tellabs Operations, Inc. | Transponder-less verification of the configuration of an optical network node |
| US8873135B2 (en) * | 2012-12-21 | 2014-10-28 | Ciena Corporation | Extended dynamic range optical amplifier |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3605248A1 (de) * | 1986-02-19 | 1987-09-03 | Standard Elektrik Lorenz Ag | Optischer sende/empfangsmodul |
| US4972513A (en) * | 1987-07-23 | 1990-11-20 | Kokusai Denshin Denwa Kabushiki Kaisha | Multi-point optical amplification repeating system |
| EP0463504A3 (en) * | 1990-06-25 | 1992-08-19 | Siemens Aktiengesellschaft | Optical duplexer for bidirectional optical communication |
| GB2264807B (en) * | 1992-02-20 | 1995-10-04 | Univ Southampton | Optical amplifier |
| DE4222208A1 (de) * | 1992-07-07 | 1994-01-13 | Sel Alcatel Ag | Optisches Nachrichtenübertragungssystem mit optischem Filter zum Schutz vor Riesenimpulsen |
| US5452124A (en) * | 1994-03-04 | 1995-09-19 | Williams Telecommunications Group, Inc. | Unidirectional amplification for bi-directional transmission using wavelength-division multiplexing |
-
1997
- 1997-06-18 US US08/878,262 patent/US5801879A/en not_active Expired - Lifetime
- 1997-10-06 CA CA002217546A patent/CA2217546A1/en not_active Abandoned
- 1997-10-23 TW TW086115843A patent/TW347475B/zh active
- 1997-10-24 RU RU97117460/28A patent/RU2184350C2/ru not_active IP Right Cessation
- 1997-10-24 BR BR9705598A patent/BR9705598A/pt not_active IP Right Cessation
- 1997-10-24 EP EP97118489A patent/EP0840469A3/en not_active Withdrawn
- 1997-10-28 AU AU42883/97A patent/AU733906B2/en not_active Ceased
- 1997-10-29 JP JP9297474A patent/JPH10178226A/ja active Pending
- 1997-10-29 CN CN97122413A patent/CN1181514A/zh active Pending
- 1997-10-29 KR KR1019970056105A patent/KR19980033300A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| US5801879A (en) | 1998-09-01 |
| JPH10178226A (ja) | 1998-06-30 |
| CA2217546A1 (en) | 1998-04-29 |
| AU4288397A (en) | 1998-05-07 |
| AU733906B2 (en) | 2001-05-31 |
| KR19980033300A (ko) | 1998-07-25 |
| TW347475B (en) | 1998-12-11 |
| EP0840469A3 (en) | 2000-01-05 |
| RU2184350C2 (ru) | 2002-06-27 |
| CN1181514A (zh) | 1998-05-13 |
| EP0840469A2 (en) | 1998-05-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 6A,7A,8A E 9A ANUIDADES. |
|
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1905 DE 10/07/2007. |