BE789175A - Amplificateur intermediaire pour un systeme de transmission d'informations - Google Patents
Amplificateur intermediaire pour un systeme de transmission d'informationsInfo
- Publication number
- BE789175A BE789175A BE789175DA BE789175A BE 789175 A BE789175 A BE 789175A BE 789175D A BE789175D A BE 789175DA BE 789175 A BE789175 A BE 789175A
- Authority
- BE
- Belgium
- Prior art keywords
- transmission system
- information transmission
- intermediate amplifier
- amplifier
- information
- Prior art date
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
- H04B10/2912—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
- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Plasma & Fusion (AREA)
- Optical Integrated Circuits (AREA)
- Lasers (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Semiconductor Lasers (AREA)
- Optical Couplings Of Light Guides (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712147842 DE2147842B2 (de) | 1971-09-24 | 1971-09-24 | In einen Lichtwellenleiter integrierter optischer Zwischenverstärker |
Publications (1)
Publication Number | Publication Date |
---|---|
BE789175A true BE789175A (fr) | 1973-01-15 |
Family
ID=5820519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE789175D BE789175A (fr) | 1971-09-24 | Amplificateur intermediaire pour un systeme de transmission d'informations |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS576715B2 (fr) |
BE (1) | BE789175A (fr) |
CA (1) | CA995798A (fr) |
CH (1) | CH547019A (fr) |
DE (1) | DE2147842B2 (fr) |
FR (1) | FR2153317B1 (fr) |
GB (1) | GB1407227A (fr) |
IT (1) | IT967733B (fr) |
LU (1) | LU66145A1 (fr) |
SE (1) | SE379121B (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2248370C2 (de) * | 1972-10-03 | 1986-05-07 | Siemens AG, 1000 Berlin und 8000 München | In einen optischen Wellenleiter eines optischen Nachrichtenübertragungssystems integrierter Zwischenverstärker |
JPS5555594A (en) * | 1978-10-19 | 1980-04-23 | Kokusai Denshin Denwa Co Ltd <Kdd> | Semiconductor light amplifier |
FR2441860A1 (fr) * | 1978-11-14 | 1980-06-13 | Thomson Csf | Epissure entre fibres optiques |
JPS56165437A (en) * | 1980-05-26 | 1981-12-19 | Kokusai Denshin Denwa Co Ltd <Kdd> | Optical repeating system for optical communication |
US4369524A (en) * | 1980-10-14 | 1983-01-18 | Xerox Corporation | Single component transceiver device for linear fiber optical network |
JPH01289287A (ja) * | 1988-05-17 | 1989-11-21 | Kokusai Denshin Denwa Co Ltd <Kdd> | 半導体光増幅素子 |
-
0
- BE BE789175D patent/BE789175A/fr not_active IP Right Cessation
-
1971
- 1971-09-24 DE DE19712147842 patent/DE2147842B2/de not_active Ceased
-
1972
- 1972-06-08 CH CH547019D patent/CH547019A/xx not_active IP Right Cessation
- 1972-07-19 SE SE948472A patent/SE379121B/xx unknown
- 1972-09-07 CA CA151,138A patent/CA995798A/en not_active Expired
- 1972-09-19 GB GB4330672A patent/GB1407227A/en not_active Expired
- 1972-09-20 FR FR7233241A patent/FR2153317B1/fr not_active Expired
- 1972-09-22 LU LU66145D patent/LU66145A1/xx unknown
- 1972-09-22 JP JP9562372A patent/JPS576715B2/ja not_active Expired
- 1972-09-22 IT IT2951372A patent/IT967733B/it active
Also Published As
Publication number | Publication date |
---|---|
CA995798A (en) | 1976-08-24 |
JPS576715B2 (fr) | 1982-02-06 |
FR2153317A1 (fr) | 1973-05-04 |
IT967733B (it) | 1974-03-11 |
DE2147842A1 (de) | 1973-04-05 |
JPS4842750A (fr) | 1973-06-21 |
CH547019A (de) | 1974-03-15 |
DE2147842B2 (de) | 1980-01-17 |
LU66145A1 (fr) | 1973-01-17 |
GB1407227A (en) | 1975-09-24 |
FR2153317B1 (fr) | 1978-10-20 |
SE379121B (fr) | 1975-09-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: SIEMENS A.G. Effective date: 19880930 |