GB1407227A - Repeater amplifiers for telecommunications transmission systems - Google Patents
Repeater amplifiers for telecommunications transmission systemsInfo
- Publication number
- GB1407227A GB1407227A GB4330672A GB4330672A GB1407227A GB 1407227 A GB1407227 A GB 1407227A GB 4330672 A GB4330672 A GB 4330672A GB 4330672 A GB4330672 A GB 4330672A GB 1407227 A GB1407227 A GB 1407227A
- Authority
- GB
- United Kingdom
- Prior art keywords
- fibre
- diode
- laser
- waveguide
- sept
- 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
Links
- 230000005540 biological transmission Effects 0.000 title 1
- 239000000835 fiber Substances 0.000 abstract 5
- 230000003287 optical effect Effects 0.000 abstract 2
- 238000005086 pumping Methods 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000000151 deposition Methods 0.000 abstract 1
- 239000003822 epoxy resin Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- 229920000647 polyepoxide Polymers 0.000 abstract 1
- 239000004065 semiconductor Substances 0.000 abstract 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
- H04B10/2912—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)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Integrated Circuits (AREA)
- Lasers (AREA)
- Semiconductor Lasers (AREA)
- Light Guides In General And Applications Therefor (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 |
|---|---|
| GB1407227A true GB1407227A (en) | 1975-09-24 |
Family
ID=5820519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4330672A Expired GB1407227A (en) | 1971-09-24 | 1972-09-19 | Repeater amplifiers for telecommunications transmission systems |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS576715B2 (enrdf_load_stackoverflow) |
| BE (1) | BE789175A (enrdf_load_stackoverflow) |
| CA (1) | CA995798A (enrdf_load_stackoverflow) |
| CH (1) | CH547019A (enrdf_load_stackoverflow) |
| DE (1) | DE2147842B2 (enrdf_load_stackoverflow) |
| FR (1) | FR2153317B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1407227A (enrdf_load_stackoverflow) |
| IT (1) | IT967733B (enrdf_load_stackoverflow) |
| LU (1) | LU66145A1 (enrdf_load_stackoverflow) |
| SE (1) | SE379121B (enrdf_load_stackoverflow) |
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/xx 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 JP JP9562372A patent/JPS576715B2/ja not_active Expired
- 1972-09-22 IT IT2951372A patent/IT967733B/it active
- 1972-09-22 LU LU66145D patent/LU66145A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE789175A (fr) | 1973-01-15 |
| FR2153317B1 (enrdf_load_stackoverflow) | 1978-10-20 |
| DE2147842A1 (de) | 1973-04-05 |
| IT967733B (it) | 1974-03-11 |
| LU66145A1 (enrdf_load_stackoverflow) | 1973-01-17 |
| CA995798A (en) | 1976-08-24 |
| JPS4842750A (enrdf_load_stackoverflow) | 1973-06-21 |
| CH547019A (de) | 1974-03-15 |
| JPS576715B2 (enrdf_load_stackoverflow) | 1982-02-06 |
| FR2153317A1 (enrdf_load_stackoverflow) | 1973-05-04 |
| SE379121B (enrdf_load_stackoverflow) | 1975-09-22 |
| DE2147842B2 (de) | 1980-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |