FR2201556B2 - - Google Patents
Info
- Publication number
- FR2201556B2 FR2201556B2 FR7335131A FR7335131A FR2201556B2 FR 2201556 B2 FR2201556 B2 FR 2201556B2 FR 7335131 A FR7335131 A FR 7335131A FR 7335131 A FR7335131 A FR 7335131A FR 2201556 B2 FR2201556 B2 FR 2201556B2
- Authority
- FR
- France
- 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
Links
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
- H04B10/293—Signal power control
- H04B10/2931—Signal power control using AGC
-
- 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
-
- 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
- H01S5/00—Semiconductor lasers
- H01S5/50—Amplifier structures not provided for in groups H01S5/02 - H01S5/30
-
- 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
- H04B10/2914—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 using lumped semiconductor optical amplifiers [SOA]
-
- 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
- H04B10/299—Signal waveform processing, e.g. reshaping or retiming
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712147842 DE2147842B2 (de) | 1971-09-24 | 1971-09-24 | In einen Lichtwellenleiter integrierter optischer Zwischenverstärker |
DE2248371A DE2248371C2 (de) | 1972-10-03 | 1972-10-03 | In einen optischen Wellenleiter für ein optisches Nachrichtenübertragungssystem integrierter Zwischenverstärker |
DE19722248369 DE2248369A1 (de) | 1972-10-03 | 1972-10-03 | Optischer zwischenverstaerker fuer ein nachrichtenuebertragungssystem |
DE2248372A DE2248372C2 (de) | 1972-10-03 | 1972-10-03 | Zwischenverstärker für ein optisches Nachrichtenübertragungssystem |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2201556A2 FR2201556A2 (de) | 1974-04-26 |
FR2201556B2 true FR2201556B2 (de) | 1978-11-24 |
Family
ID=27431329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7335131A Expired FR2201556B2 (de) | 1971-09-24 | 1973-10-02 |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU504114B2 (de) |
FR (1) | FR2201556B2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3540412C3 (de) * | 1985-11-14 | 2000-10-26 | Sel Alcatel Ag | Verfahren zur Verkürzung der Impulsdauer eines optischen Impulses |
JPH01292875A (ja) * | 1988-05-20 | 1989-11-27 | Oki Electric Ind Co Ltd | 半導体光増幅モジュール |
IT1231208B (it) * | 1989-07-17 | 1991-11-23 | Pirelli Cavi Spa | Unita' per l'amplificazione di segnali luminosi in linee di trasmissione a fibre ottiche. |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1392992A (fr) * | 1963-05-03 | 1965-03-19 | Philips Nv | Amplificateur de lumière |
FR1437508A (fr) * | 1965-03-12 | 1966-05-06 | Comp Generale Electricite | Commande de pompage de lasers par lumière cohérente |
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1973
- 1973-10-02 FR FR7335131A patent/FR2201556B2/fr not_active Expired
-
1977
- 1977-12-12 AU AU31480/77A patent/AU504114B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2201556A2 (de) | 1974-04-26 |
AU504114B2 (en) | 1979-10-04 |
AU3148077A (en) | 1979-06-21 |