FR2739981B1 - Amplificateur de signaux optiques et procede d'amplification correspondant - Google Patents
Amplificateur de signaux optiques et procede d'amplification correspondantInfo
- Publication number
- FR2739981B1 FR2739981B1 FR9512037A FR9512037A FR2739981B1 FR 2739981 B1 FR2739981 B1 FR 2739981B1 FR 9512037 A FR9512037 A FR 9512037A FR 9512037 A FR9512037 A FR 9512037A FR 2739981 B1 FR2739981 B1 FR 2739981B1
- Authority
- FR
- France
- Prior art keywords
- optical signal
- signal amplifier
- amplification method
- corresponding amplification
- amplifier
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- 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
- H01S2301/00—Functional characteristics
- H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
-
- 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
- H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9512037A FR2739981B1 (fr) | 1995-10-13 | 1995-10-13 | Amplificateur de signaux optiques et procede d'amplification correspondant |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9512037A FR2739981B1 (fr) | 1995-10-13 | 1995-10-13 | Amplificateur de signaux optiques et procede d'amplification correspondant |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2739981A1 FR2739981A1 (fr) | 1997-04-18 |
FR2739981B1 true FR2739981B1 (fr) | 1998-01-02 |
Family
ID=9483503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9512037A Expired - Fee Related FR2739981B1 (fr) | 1995-10-13 | 1995-10-13 | Amplificateur de signaux optiques et procede d'amplification correspondant |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2739981B1 (fr) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5430572A (en) * | 1993-09-30 | 1995-07-04 | At&T Corp. | High power, high gain, low noise, two-stage optical amplifier |
AU696466B2 (en) * | 1994-02-18 | 1998-09-10 | British Telecommunications Public Limited Company | Gain controlled optical fibre amplifier |
-
1995
- 1995-10-13 FR FR9512037A patent/FR2739981B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2739981A1 (fr) | 1997-04-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69634235D1 (de) | Optischer Verstärker | |
FR2753284B1 (fr) | Amplificateur optique et procede d'amplification optique | |
FR2752313B1 (fr) | Procede et dispositif de modelisation des caracteristiques am/am et am/pm d'un amplificateur, et procede de predistorsion correspondant | |
NO982208L (no) | FremgangsmÕte og kretsanordning for utsendelse av et alarmsignal pÕ en optisk ledning | |
AU9017691A (en) | A method and apparatus for amplifying an optical signal | |
GB2255683B (en) | Optical fibre amplifier and its amplification method | |
FR2744570B1 (fr) | Dispositif et procede pour evaluer un amplificateur optique | |
FR2747783B1 (fr) | Procede et appareil de detection moleculaire utilisant la detection par guides d'ondes optiques | |
DE59407111D1 (de) | Laserverstärkersystem | |
FR2724077B1 (fr) | Procede et ensemble pour orienter et amplifier des signaux optiques guides | |
ITRM960394A0 (it) | Procedimento ed apparecchio di amplificazione di segnali. | |
DE69613010D1 (de) | Optisches Aufzeichnungsgerät | |
EP0725395A3 (fr) | Appareil de lecture optique et appareil d'identification pour identifier le type d'un milieu d'enregistrement optique | |
FR2731525B1 (fr) | Amplificateur optique a gain commandable et procede de commande d'un gain optique | |
AU6282996A (en) | Method and apparatus for making an optical information record | |
NL1003248A1 (nl) | Optische versterker. | |
FR2765348B1 (fr) | Dispositif optique et procede pour sa fabrication | |
DE59600499D1 (de) | Optischer Verstärker | |
FR2754895B1 (fr) | Compteur de voie de signal optique et dispositif d'amplification optique utilisant ce dernier | |
EP0729207A3 (fr) | Amplificateur à fibres optiques comprenant un circulateur optique | |
DE59608294D1 (de) | Signalverstärker | |
FR2766030B1 (fr) | Procede et dispositif pour l'amplification d'un signal | |
DE69629064D1 (de) | Optischer Verstärker | |
FR2747254B1 (fr) | Appareil et procede de multiplexage optique d'extension-branchement | |
FR2742926B1 (fr) | Procede et dispositif de preparation de faces de laser |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20070629 |