DE2248371C2 - In einen optischen Wellenleiter für ein optisches Nachrichtenübertragungssystem integrierter Zwischenverstärker - Google Patents

In einen optischen Wellenleiter für ein optisches Nachrichtenübertragungssystem integrierter Zwischenverstärker

Info

Publication number
DE2248371C2
DE2248371C2 DE2248371A DE2248371A DE2248371C2 DE 2248371 C2 DE2248371 C2 DE 2248371C2 DE 2248371 A DE2248371 A DE 2248371A DE 2248371 A DE2248371 A DE 2248371A DE 2248371 C2 DE2248371 C2 DE 2248371C2
Authority
DE
Germany
Prior art keywords
light
frequency band
optical
waveguide
semiconductor laser
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
Application number
DE2248371A
Other languages
German (de)
English (en)
Other versions
DE2248371A1 (de
Inventor
Günter Dr.phil. 8034 Germering Zeidler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Priority to DE2248371A priority Critical patent/DE2248371C2/de
Priority to GB3851773A priority patent/GB1447117A/en
Priority to AU60103/73A priority patent/AU489261B2/en
Priority to CH1303073A priority patent/CH557605A/xx
Priority to US05/399,633 priority patent/US3949315A/en
Priority to FR7334811A priority patent/FR2201555B2/fr
Priority to IT29507/73A priority patent/IT1045701B/it
Priority to NL7313494A priority patent/NL7313494A/xx
Priority to LU68543A priority patent/LU68543A1/xx
Priority to CA182,399A priority patent/CA1006956A/en
Priority to SE7313393A priority patent/SE413063B/xx
Priority to FR7335131A priority patent/FR2201556B2/fr
Priority to BE136309A priority patent/BE805625R/xx
Priority to JP48111313A priority patent/JPS4973993A/ja
Publication of DE2248371A1 publication Critical patent/DE2248371A1/de
Priority to AU31480/77A priority patent/AU504114B2/en
Priority to SE7808231A priority patent/SE7808231L/xx
Application granted granted Critical
Publication of DE2248371C2 publication Critical patent/DE2248371C2/de
Expired legal-status Critical Current

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
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/026—Monolithically integrated components, e.g. waveguides, monitoring photo-detectors, drivers
    • 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
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/028—Coatings ; Treatment of the laser facets, e.g. etching, passivation layers or reflecting layers
    • 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
    • H04B10/293—Signal power control
    • H04B10/2933—Signal power control considering the whole optical path
    • H04B10/2937—Systems with a repeater placed only at the beginning or the end of the system, i.e. repeaterless systems, e.g. systems with only post and pre-amplification

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Communication System (AREA)
  • Semiconductor Lasers (AREA)
  • Lasers (AREA)
DE2248371A 1971-09-24 1972-10-03 In einen optischen Wellenleiter für ein optisches Nachrichtenübertragungssystem integrierter Zwischenverstärker Expired DE2248371C2 (de)

Priority Applications (16)

Application Number Priority Date Filing Date Title
DE2248371A DE2248371C2 (de) 1972-10-03 1972-10-03 In einen optischen Wellenleiter für ein optisches Nachrichtenübertragungssystem integrierter Zwischenverstärker
GB3851773A GB1447117A (en) 1972-10-03 1973-08-15 Telecommunications transmission systems
AU60103/73A AU489261B2 (en) 1972-10-03 1973-09-07 Improvements in or relating to repeater amplifiers for telecommunications transmission systems
CH1303073A CH557605A (de) 1972-10-03 1973-09-12 Zwischenverstaerker an einem optischen wellenleiter.
US05/399,633 US3949315A (en) 1972-10-03 1973-09-21 Optical intermediate amplifier for a communication system
IT29507/73A IT1045701B (it) 1972-10-03 1973-09-28 Anplifioatore ottico intermedio per un sistema di communiccazioni elettriche
FR7334811A FR2201555B2 (enExample) 1971-09-24 1973-09-28
LU68543A LU68543A1 (enExample) 1972-10-03 1973-10-01
NL7313494A NL7313494A (enExample) 1971-09-24 1973-10-01
CA182,399A CA1006956A (en) 1972-10-03 1973-10-02 Optical intermediate amplifier for a communications system
SE7313393A SE413063B (sv) 1972-10-03 1973-10-02 Mellanforsterkare for ett meddelande-overforingssystem
FR7335131A FR2201556B2 (enExample) 1971-09-24 1973-10-02
BE136309A BE805625R (fr) 1972-10-03 1973-10-03 Amplificateur intermediaire pour un systeme de transmission d'informations
JP48111313A JPS4973993A (enExample) 1972-10-03 1973-10-03
AU31480/77A AU504114B2 (en) 1971-09-24 1977-12-12 Repeater amplifiers
SE7808231A SE7808231L (sv) 1972-10-03 1978-07-28 Forsterkareelement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2248371A DE2248371C2 (de) 1972-10-03 1972-10-03 In einen optischen Wellenleiter für ein optisches Nachrichtenübertragungssystem integrierter Zwischenverstärker

Publications (2)

Publication Number Publication Date
DE2248371A1 DE2248371A1 (de) 1974-04-11
DE2248371C2 true DE2248371C2 (de) 1985-12-05

Family

ID=5858031

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2248371A Expired DE2248371C2 (de) 1971-09-24 1972-10-03 In einen optischen Wellenleiter für ein optisches Nachrichtenübertragungssystem integrierter Zwischenverstärker

Country Status (10)

Country Link
US (1) US3949315A (enExample)
JP (1) JPS4973993A (enExample)
BE (1) BE805625R (enExample)
CA (1) CA1006956A (enExample)
CH (1) CH557605A (enExample)
DE (1) DE2248371C2 (enExample)
GB (1) GB1447117A (enExample)
IT (1) IT1045701B (enExample)
LU (1) LU68543A1 (enExample)
SE (2) SE413063B (enExample)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4139262A (en) * 1974-09-06 1979-02-13 Siemens Aktiengesellschaft Filter for a light wave in a light guiding fiber
US4162460A (en) * 1976-05-26 1979-07-24 Agency Of Industrial Science & Technology Optical circuit element
JPS5373003A (en) * 1976-12-13 1978-06-29 Nippon Telegr & Teleph Corp <Ntt> Light fibre transmission system
US4258336A (en) * 1979-07-20 1981-03-24 The United States Of America As Represented By The Secretary Of The Navy Pulsed ring laser fiber gyro
DE3025492A1 (de) * 1980-07-04 1982-02-04 Siemens AG, 1000 Berlin und 8000 München Filterelement fuer die optische nachrichtentechnik
US4558921A (en) * 1982-02-25 1985-12-17 At&T Bell Laboratories Soliton fiber telecommunication systems
GB8404782D0 (en) * 1984-02-23 1984-03-28 British Telecomm Support member
US4695126A (en) * 1985-02-11 1987-09-22 Dorran Photonics, Incorporated Method and apparatus for effecting light energy transmission with lessened reflection
SE449673B (sv) * 1985-09-20 1987-05-11 Ericsson Telefon Ab L M Optisk forsterkaranordning med brusfilterfunktion
JPH01289287A (ja) * 1988-05-17 1989-11-21 Kokusai Denshin Denwa Co Ltd <Kdd> 半導体光増幅素子
US4963832A (en) * 1989-08-08 1990-10-16 At&T Bell Laboratories Erbium-doped fiber amplifier coupling device
KR910014726A (ko) * 1990-01-19 1991-08-31 조오지 더블유.우드 광스위치 조립방법
US5037176A (en) * 1990-01-19 1991-08-06 Adc Telecommunications, Inc. Optical switch with reduced reflection
US5260823A (en) * 1990-05-21 1993-11-09 University Of Southampton Erbium-doped fibre amplifier with shaped spectral gain
GB2246234A (en) * 1990-05-21 1992-01-22 Univ Southampton Optical amplifier with shaped spectral gain
US5115338A (en) * 1990-05-30 1992-05-19 At&T Bell Laboratories Multi-stage optical amplifier
US5231465A (en) * 1991-02-08 1993-07-27 Litton Systems, Inc. High efficiency fiber absorber and method for attenuating pump light in a broadband fiber optic light source
US5252820A (en) * 1991-03-11 1993-10-12 Mitsubishi Denki Kabushiki Kaisha Photoelectric conversion circuit having a tuning circuit and changeover switcher
GB2254183B (en) * 1991-03-27 1995-01-18 Marconi Gec Ltd An amplifier/filter combination
US5187610A (en) * 1991-12-19 1993-02-16 At&T Bell Laboratories Low noise, optical amplifier having post-amplification loss element
US5838868A (en) * 1995-06-30 1998-11-17 Syracuse University Semiconductor fiber light amplifier
DE19625870A1 (de) * 1996-06-27 1998-01-08 Schleifring & Apparatebau Gmbh Vorrichtung zum Empfang optischer Signale mit einem lichtleitenden Gegenstand

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1101792B (de) * 1952-04-19 1961-03-09 Technicolor Motion Picture Prismatischer Strahlenteilerkoerper
US2780130A (en) * 1954-01-29 1957-02-05 Eastman Kodak Co Reflex sight having a dichroic beamcombining mirror
US3214702A (en) * 1964-02-10 1965-10-26 Corning Glass Works Traveling wave laser amplifier with glass filter
DE1622862B1 (de) * 1964-04-16 1969-12-04 Agfa Ag Optisches Kantenfilter
US3417345A (en) * 1964-08-21 1968-12-17 Hughes Aircraft Co High radiance laser
US3630809A (en) * 1965-01-04 1971-12-28 Monsanto Co Pellucid laminates
US3571737A (en) * 1968-06-07 1971-03-23 Bell Telephone Labor Inc Transmission line
US3626319A (en) * 1970-04-14 1971-12-07 Warner Lambert Pharmaceutical Laser structures and the like
US3751655A (en) * 1971-11-12 1973-08-07 G Codrino Diffuser with one or more attachment members for light guiding cables and provided with a light attenuating device
DE2422954A1 (de) * 1974-05-11 1975-11-13 Bayer Ag Mittel zur reduzierung der drift beim ausbringen waessriger spritzbruehen von pflanzenschutzmitteln

Also Published As

Publication number Publication date
LU68543A1 (enExample) 1973-12-10
SE413063B (sv) 1980-03-13
GB1447117A (en) 1976-08-25
DE2248371A1 (de) 1974-04-11
CH557605A (de) 1974-12-31
IT1045701B (it) 1980-06-10
CA1006956A (en) 1977-03-15
US3949315A (en) 1976-04-06
SE7808231L (sv) 1978-07-28
JPS4973993A (enExample) 1974-07-17
AU6010373A (en) 1975-03-13
BE805625R (fr) 1974-02-01

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Legal Events

Date Code Title Description
OD Request for examination
8178 Suspension cancelled
8162 Independent application
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee