IT1237979B - Amplificatore ottico a fibra attiva a doppio nucleo,a larga banda di lunghezza d'onda di segnale - Google Patents

Amplificatore ottico a fibra attiva a doppio nucleo,a larga banda di lunghezza d'onda di segnale

Info

Publication number: IT1237979B
Authority: IT; Italy
Prior art keywords: core; fibre; noise; reduction; optical fibre
Prior art date: 1990-02-12

Application number

IT01934090A

Other languages

English (en)

Other versions

IT9019340A0 (it

IT9019340A1 (it

Inventor

Giorgio Grasso

Original Assignee

Pirelli Cavi Spa

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.)

1990-02-12

Filing date

1990-02-12

Publication date

1993-06-19

1990-02-12 Application filed by Pirelli Cavi Spa filed Critical Pirelli Cavi Spa

1990-02-12 Publication of IT9019340A0 publication Critical patent/IT9019340A0/it

1990-02-12 Priority to IT01934090A priority Critical patent/IT1237979B/it

1990-07-13 Priority to US07/553,246 priority patent/US5087108A/en

1990-07-19 Priority to MYPI90001208A priority patent/MY108522A/en

1990-07-23 Priority to CA002021801A priority patent/CA2021801C/en

1990-07-25 Priority to AU59831/90A priority patent/AU632601B2/en

1990-07-26 Priority to AT90114341T priority patent/ATE101456T1/de

1990-07-26 Priority to ES90114341T priority patent/ES2051417T3/es

1990-07-26 Priority to DK90114341.2T priority patent/DK0417441T3/da

1990-07-26 Priority to DE69006561T priority patent/DE69006561T2/de

1990-07-26 Priority to EP90114341A priority patent/EP0417441B1/en

1990-07-27 Priority to NZ234688A priority patent/NZ234688A/en

1990-07-31 Priority to MX021786A priority patent/MX172407B/es

1990-08-01 Priority to PH40937A priority patent/PH27426A/en

1990-08-08 Priority to PE1990173517A priority patent/PE34090A1/es

1990-08-09 Priority to AR90317566A priority patent/AR242685A1/es

1990-08-10 Priority to IE290590A priority patent/IE65559B1/en

1990-08-10 Priority to SK3957-90A priority patent/SK280635B6/sk

1990-08-10 Priority to CS903957A priority patent/CZ282395B6/cs

1990-08-10 Priority to PL28644490A priority patent/PL163026B1/pl

1990-08-10 Priority to FI903980A priority patent/FI903980A7/fi

1990-08-10 Priority to HU904973A priority patent/HU210856B/hu

1990-08-10 Priority to CN90106952A priority patent/CN1016551B/zh

1990-08-10 Priority to NO903536A priority patent/NO302327B1/no

1990-08-10 Priority to PT94963A priority patent/PT94963B/pt

1990-08-10 Priority to JP2213591A priority patent/JP2853893B2/ja

1990-08-11 Priority to KR1019900012384A priority patent/KR0164606B1/ko

1990-08-13 Priority to BR909004067A priority patent/BR9004067A/pt

1991-08-13 Publication of IT9019340A1 publication Critical patent/IT9019340A1/it

1993-02-16 Priority to US08/018,090 priority patent/USRE38298E1/en

1993-06-19 Application granted granted Critical

1993-06-19 Publication of IT1237979B publication Critical patent/IT1237979B/it

1994-10-20 Priority to HK114494A priority patent/HK114494A/en

Links

239000013307 optical fiber Substances 0.000 title abstract 2
230000003287 optical effect Effects 0.000 abstract 3
229910052691 Erbium Inorganic materials 0.000 abstract 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 abstract 2
239000000835 fiber Substances 0.000 abstract 2
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
238000010521 absorption reaction Methods 0.000 abstract 1
229910052804 chromium Inorganic materials 0.000 abstract 1
239000011651 chromium Substances 0.000 abstract 1
238000005253 cladding Methods 0.000 abstract 1
239000002019 doping agent Substances 0.000 abstract 1
229910052742 iron Inorganic materials 0.000 abstract 1
238000005086 pumping Methods 0.000 abstract 1
239000000126 substance Substances 0.000 abstract 1
239000010936 titanium Substances 0.000 abstract 1
229910052719 titanium Inorganic materials 0.000 abstract 1
229910052720 vanadium Inorganic materials 0.000 abstract 1
LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 abstract 1

Landscapes

Lasers (AREA)
Light Guides In General And Applications Therefor (AREA)

IT01934090A 1989-08-11 1990-02-12 Amplificatore ottico a fibra attiva a doppio nucleo,a larga banda di lunghezza d'onda di segnale IT1237979B (it)

Priority Applications (29)

Application Number	Priority Date	Filing Date	Title
IT01934090A IT1237979B (it)	1990-02-12	1990-02-12	Amplificatore ottico a fibra attiva a doppio nucleo,a larga banda di lunghezza d'onda di segnale
US07/553,246 US5087108A (en)	1989-08-11	1990-07-13	Double-core active-fiber optical amplifier having a wide-band signal wavelength
MYPI90001208A MY108522A (en)	1989-08-11	1990-07-19	A double-core active-fiber optical amplifier having a wide-band signal wavelength.
CA002021801A CA2021801C (en)	1989-08-11	1990-07-23	Double active-fiber optical amplifier having a wide-band signal wavelength
AU59831/90A AU632601B2 (en)	1989-08-11	1990-07-25	A double active-fiber optical amplifier having a wide-band signal wavelength
AT90114341T ATE101456T1 (de)	1989-08-11	1990-07-26	Doppelkern-glasfaser als optischer breitbandsignal-verst\|rker.
ES90114341T ES2051417T3 (es)	1989-08-11	1990-07-26	Amplificador optico de banda ancha con fibra activa de doble nucleo.
DK90114341.2T DK0417441T3 (da)	1989-08-11	1990-07-26	Optisk forstærker med aktiv dobbeltkernefiber og med en bredbåndet signalbølgelængde
DE69006561T DE69006561T2 (de)	1989-08-11	1990-07-26	Doppelkern-Glasfaser als optischer Breitband-Signal-Verstärker.
EP90114341A EP0417441B1 (en)	1989-08-11	1990-07-26	Double core active-fiber optical amplifier having a wide-band signal wavelength
NZ234688A NZ234688A (en)	1989-08-11	1990-07-27	Double active-fibre optical amplifier
MX021786A MX172407B (es)	1989-08-11	1990-07-31	Mejoras a amplificador optico en fibra-activa doble teniendo una longitud de onda de señal de banda-ancha
PH40937A PH27426A (en)	1989-08-11	1990-08-01	A double-core active-fiber optical amplifier having a wide-band signal wavelength
PE1990173517A PE34090A1 (es)	1990-02-12	1990-08-08	Amplificador de fibra optica activa de doble nucleo teniendo una longitud de onda de senal de amplia banda
AR90317566A AR242685A1 (es)	1989-08-11	1990-08-09	Un amplificador optico que tiene una banda de senal ancha, para linea de telecomunicaciones de fibra optica.
JP2213591A JP2853893B2 (ja)	1989-08-11	1990-08-10	広帯域信号波長を有する二重コア活性ファイバの光増幅器及びその製造方法
PT94963A PT94963B (pt)	1989-08-11	1990-08-10	Amplificador optico provido de uma banda de sinal larga, destinado em particular a linhas de telecomunicacoes em fibra optica
CS903957A CZ282395B6 (cs)	1989-08-11	1990-08-10	Optický zesilovač se širokým pásmem signálu
PL28644490A PL163026B1 (pl)	1989-08-11	1990-08-10	Szerokopasmowy wzmacniacz optyczny z dwurdzeniowym wlóknem aktywnym PL PL PL
FI903980A FI903980A7 (fi)	1989-08-11	1990-08-10	Kaksoissydämisellä aktiivikuidulla varustettu optinen vahvistin laajakaistaisella signaaliaallonpituudella
HU904973A HU210856B (en)	1989-08-11	1990-08-10	Optical amplifier having a wide signal band, active optical fiber as well as method of manufacturing the said optical fiber
CN90106952A CN1016551B (zh)	1989-08-11	1990-08-10	具有宽带信号波长的双芯有源光纤放大器
NO903536A NO302327B1 (no)	1989-08-11	1990-08-10	Optisk forsterker med aktiv dobbeltkjernefiber og med bredbåndet signalbölgelengde
IE290590A IE65559B1 (en)	1989-08-11	1990-08-10	Double core active-fiber optical amplifier having a wide-band signal wavelength
SK3957-90A SK280635B6 (sk)	1989-08-11	1990-08-10	Optický zosilňovač so širokým pásmom signálu
KR1019900012384A KR0164606B1 (ko)	1989-08-11	1990-08-11	광대역 신호 파장을 가지는 이중코어 능동 섬유 광증폭기
BR909004067A BR9004067A (pt)	1989-08-11	1990-08-13	Amplificador optico de fibra ativa com nucleo duplo tendo um comprimento de onda de sinal de faixa ampla,fibra optica ativa com nucleo duplo,estrutura de fibra optica e processo de fabricacao de uma estrutura de fibra optica
US08/018,090 USRE38298E1 (en)	1989-08-11	1993-02-16	Double-core active fiber optical amplifier having a wide-band signal wavelength
HK114494A HK114494A (en)	1989-08-11	1994-10-20	Double core active-fiber optical amplifier having a wide-band signal wavelength

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT01934090A IT1237979B (it)	1990-02-12	1990-02-12	Amplificatore ottico a fibra attiva a doppio nucleo,a larga banda di lunghezza d'onda di segnale

Publications (3)

Publication Number	Publication Date
IT9019340A0 IT9019340A0 (it)	1990-02-12
IT9019340A1 IT9019340A1 (it)	1991-08-13
IT1237979B true IT1237979B (it)	1993-06-19

Family

ID=11156881

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT01934090A IT1237979B (it)	1989-08-11	1990-02-12	Amplificatore ottico a fibra attiva a doppio nucleo,a larga banda di lunghezza d'onda di segnale

Country Status (2)

Country	Link
IT (1)	IT1237979B (it)
PE (1)	PE34090A1 (it)

1990
- 1990-02-12 IT IT01934090A patent/IT1237979B/it active IP Right Grant
- 1990-08-08 PE PE1990173517A patent/PE34090A1/es unknown

Also Published As

Publication number	Publication date
IT9019340A0 (it)	1990-02-12
IT9019340A1 (it)	1991-08-13
PE34090A1 (es)	1991-01-18

Legal Events

Date	Code	Title	Description
1993-06-19	0001	Granted
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19980225

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CA2024352A1 (en)	1991-04-07	Distributed amplification for lightwave transmission system
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IT1237979B (it)	1993-06-19	Amplificatore ottico a fibra attiva a doppio nucleo,a larga banda di lunghezza d'onda di segnale
WO2001042819A3 (en)	2002-01-10	Multi-clad optical fiber and amplifier
KR920702050A (ko)	1992-08-12	레이져 증폭기
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