IT1237135B - Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio. - Google Patents

Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio.

Info

Publication number: IT1237135B
Authority: IT; Italy
Prior art keywords: reflection; low noise; optical amplification; pumping power; noise optical
Prior art date: 1989-10-30

Application number

IT02219689A

Other languages

English (en)

Other versions

IT8922196A1 (it

IT8922196A0 (it

Inventor

Giorgio Grasso

Aldo Righetti

Flavio Fontana

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.)

1989-10-30

Filing date

1989-10-30

Publication date

1993-05-24

1989-10-30 Application filed by Pirelli Cavi Spa filed Critical Pirelli Cavi Spa

1989-10-30 Publication of IT8922196A0 publication Critical patent/IT8922196A0/it

1989-10-30 Priority to IT02219689A priority Critical patent/IT1237135B/it

1990-10-11 Priority to AU64587/90A priority patent/AU636669B2/en

1990-10-15 Priority to DK90202730.9T priority patent/DK0426221T3/da

1990-10-15 Priority to ES90202730T priority patent/ES2049915T3/es

1990-10-15 Priority to AT90202730T priority patent/ATE99841T1/de

1990-10-15 Priority to EP90202730A priority patent/EP0426221B1/en

1990-10-15 Priority to DE69005794T priority patent/DE69005794T2/de

1990-10-22 Priority to MYPI90001848A priority patent/MY107270A/en

1990-10-25 Priority to IE383690A priority patent/IE64719B1/en

1990-10-26 Priority to CA002028639A priority patent/CA2028639C/en

1990-10-29 Priority to SU904831532A priority patent/RU2085043C1/ru

1990-10-29 Priority to NO904676A priority patent/NO302328B1/no

1990-10-29 Priority to FI905340A priority patent/FI97259C/fi

1990-10-29 Priority to AR90318216A priority patent/AR244918A1/es

1990-10-29 Priority to CS905295A priority patent/CZ283653B6/cs

1990-10-29 Priority to SK5295-90A priority patent/SK280517B6/sk

1990-10-29 Priority to PE1990176712A priority patent/PE5191A1/es

1990-10-29 Priority to PT95726A priority patent/PT95726B/pt

1990-10-30 Priority to JP2293507A priority patent/JP2963187B2/ja

1990-10-30 Priority to PL90287577A priority patent/PL164795B1/pl

1990-10-30 Priority to BR909005621A priority patent/BR9005621A/pt

1990-10-30 Priority to CN90108706A priority patent/CN1018787B/zh

1990-10-30 Priority to KR1019900017486A priority patent/KR950009326B1/ko

1990-10-30 Priority to HU906941A priority patent/HU210854B/hu

1991-04-30 Publication of IT8922196A1 publication Critical patent/IT8922196A1/it

1992-01-21 Priority to US07/824,742 priority patent/US5138483A/en

1993-05-24 Application granted granted Critical

1993-05-24 Publication of IT1237135B publication Critical patent/IT1237135B/it

1994-10-12 Priority to HK111394A priority patent/HK111394A/xx

Classifications

- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/35—Non-linear optics
- G02F1/39—Non-linear optics for parametric generation or amplification of light, infrared or ultraviolet waves
- 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
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/50—Machine tool, machine tool null till machine tool work handling
- G05B2219/50372—Load pallets manually, with visual instruction assistance
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/50—Machine tool, machine tool null till machine tool work handling
- G05B2219/50373—If pallet is not loaded conforming to instruction, warning

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Optics & Photonics (AREA)
Nonlinear Science (AREA)
Engineering & Computer Science (AREA)
Plasma & Fusion (AREA)
General Physics & Mathematics (AREA)
Lasers (AREA)
Optical Communication System (AREA)

IT02219689A 1989-10-30 1989-10-30 Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio. IT1237135B (it)

Priority Applications (26)

Application Number	Priority Date	Filing Date	Title
IT02219689A IT1237135B (it)	1989-10-30	1989-10-30	Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio.
AU64587/90A AU636669B2 (en)	1989-10-30	1990-10-11	Low-noise optical amplification unit with reflection of the pumping power
DK90202730.9T DK0426221T3 (da)	1989-10-30	1990-10-15	Optisk forstærkningsenhed med lav støj og refleksion af pumpeeffekten
ES90202730T ES2049915T3 (es)	1989-10-30	1990-10-15	Dispositivo de amplificacion optica de bajo ruido con reflexion de la potencia bombeo.
AT90202730T ATE99841T1 (de)	1989-10-30	1990-10-15	Optische verstaerkungseinrichtung mit niedrigem rauschen und reflexion der pumpleistung.
EP90202730A EP0426221B1 (en)	1989-10-30	1990-10-15	Low-noise optical amplification unit with reflection of the pumping power
DE69005794T DE69005794T2 (de)	1989-10-30	1990-10-15	Optische Verstärkungseinrichtung mit niedrigem Rauschen und Reflexion der Pumpleistung.
MYPI90001848A MY107270A (en)	1989-10-30	1990-10-22	Low-noise optical amplication unit with reflecting of the pumping power.
IE383690A IE64719B1 (en)	1989-10-30	1990-10-25	Low-noise optical amplification unit with reflection of the pumping power
CA002028639A CA2028639C (en)	1989-10-30	1990-10-26	Low-noise active fiber optical amplifier with pumping power reflector
FI905340A FI97259C (fi)	1989-10-30	1990-10-29	Aktiivikuitutyyppinen optinen vahvistin
NO904676A NO302328B1 (no)	1989-10-30	1990-10-29	Optisk forsterker med lav stöy og med refleksjon av den pumpende effekt
SU904831532A RU2085043C1 (ru)	1989-10-30	1990-10-29	Оптический усилитель для приема сигналов передачи в волоконно-оптической линии связи
AR90318216A AR244918A1 (es)	1989-10-30	1990-10-29	Un amplificador optico del tipo de fibra activa
CS905295A CZ283653B6 (cs)	1989-10-30	1990-10-29	Optický zesilovač s aktivním vláknem
SK5295-90A SK280517B6 (sk)	1989-10-30	1990-10-29	Optický zosilňovač s aktívnym vláknom
PE1990176712A PE5191A1 (es)	1989-10-30	1990-10-29	Adaptador para lineas opticas amplificadas
PT95726A PT95726B (pt)	1989-10-30	1990-10-29	Unidade amplificador optica de baixo nivel de ruido com reflexao do poder de bombeamento
PL90287577A PL164795B1 (pl)	1989-10-30	1990-10-30	Wzmacniacz optyczny z wlóknem aktywnym PL PL PL PL PL
JP2293507A JP2963187B2 (ja)	1989-10-30	1990-10-30	アクティブファイバー型光増幅器
BR909005621A BR9005621A (pt)	1989-10-30	1990-10-30	Grupo de amplificacao otico de baixo ruido,com reflexao da potencia de bombeamento
CN90108706A CN1018787B (zh)	1989-10-30	1990-10-30	带有激励功率反射的低噪音光纤放大器
KR1019900017486A KR950009326B1 (ko)	1989-10-30	1990-10-30	펌핑 전력반사기능을 지니는 저잡음용 광증폭기
HU906941A HU210854B (en)	1989-10-30	1990-10-30	Optical amplifier
US07/824,742 US5138483A (en)	1989-10-30	1992-01-21	Low-noise active fiber optical amplifier with pumping power reflector
HK111394A HK111394A (en)	1989-10-30	1994-10-12	Low-noise optical amplification unit with reflection of the pumping power

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT02219689A IT1237135B (it)	1989-10-30	1989-10-30	Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio.

Publications (3)

Publication Number	Publication Date
IT8922196A0 IT8922196A0 (it)	1989-10-30
IT8922196A1 IT8922196A1 (it)	1991-04-30
IT1237135B true IT1237135B (it)	1993-05-24

Family

ID=11192901

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT02219689A IT1237135B (it)	1989-10-30	1989-10-30	Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio.

Country Status (26)

Country	Link
US (1)	US5138483A (it)
EP (1)	EP0426221B1 (it)
JP (1)	JP2963187B2 (it)
KR (1)	KR950009326B1 (it)
CN (1)	CN1018787B (it)
AR (1)	AR244918A1 (it)
AT (1)	ATE99841T1 (it)
AU (1)	AU636669B2 (it)
BR (1)	BR9005621A (it)
CA (1)	CA2028639C (it)
CZ (1)	CZ283653B6 (it)
DE (1)	DE69005794T2 (it)
DK (1)	DK0426221T3 (it)
ES (1)	ES2049915T3 (it)
FI (1)	FI97259C (it)
HK (1)	HK111394A (it)
HU (1)	HU210854B (it)
IE (1)	IE64719B1 (it)
IT (1)	IT1237135B (it)
MY (1)	MY107270A (it)
NO (1)	NO302328B1 (it)
PE (1)	PE5191A1 (it)
PL (1)	PL164795B1 (it)
PT (1)	PT95726B (it)
RU (1)	RU2085043C1 (it)
SK (1)	SK280517B6 (it)

Families Citing this family (29)

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Publication number	Priority date	Publication date	Assignee	Title
CA2019253C (en) *	1989-06-23	1994-01-11	Shinya Inagaki	Optical fiber amplifier
JP2734209B2 (ja) *	1991-01-28	1998-03-30	日本電気株式会社	光ファイバ増幅器
ES2079094T3 (es) *	1991-05-18	1996-01-01	Alcatel Nv	Sistema optico de transmision de informacion con control optico de un amplificador optico o con conversion de la longitud de onda de la señal optica.
FR2679341A1 (fr) *	1991-07-17	1993-01-22	Alcatel Nv	Amplificateur a fibre optique dopee a l'erbium.
JPH05142595A (ja) *	1991-11-22	1993-06-11	Nec Corp	光情報信号増幅装置
DE4214766A1 (de) *	1992-05-04	1993-11-11	Sel Alcatel Ag	Faseroptischer Verstärker mit rückwirkungsunempfindlichem Pumplaser
JPH05347449A (ja) *	1992-06-12	1993-12-27	Ando Electric Co Ltd	信号光及び信号光と波長の違う連続光を増幅する光増幅器
US5283686A (en) *	1992-07-27	1994-02-01	General Instrument Corporation, Jerrold Communications	Optical systems with grating reflector
US6339191B1 (en)	1994-03-11	2002-01-15	Silicon Bandwidth Inc.	Prefabricated semiconductor chip carrier
EP0678988B1 (en) *	1994-04-11	1999-02-03	Hewlett-Packard GmbH	Method of measuring the noise level in the presence of a signal
EP0729207A3 (en) *	1995-02-24	1997-10-15	At & T Corp	Fiber optic amplifier comprising an optical circulator
EP2503655A3 (en)	1995-03-20	2013-02-27	Fujitsu Limited	Optical fiber amplifier and dispersion compensating fiber module for optical fiber amplifier
US6016213A (en) *	1996-07-08	2000-01-18	Ditech Corporation	Method and apparatus for optical amplifier gain and noise figure measurement
DE19723267A1 (de) *	1997-06-03	1998-12-10	Heidelberger Druckmasch Ag	Verfahren und Anordnung zur Reduzierung des Pumplichts am Austritt eines Fiberlasers
US5991070A (en) *	1997-11-14	1999-11-23	Sdl, Inc.	Optical amplifier with oscillating pump energy
JPH11275021A (ja) *	1998-03-20	1999-10-08	Fujitsu Ltd	光増幅装置
JPH11307844A (ja) *	1998-04-27	1999-11-05	Fujitsu Ltd	能動型光ファイバ及び光ファイバ増幅器
JP4179662B2 (ja)	1998-04-27	2008-11-12	富士通株式会社	光増幅器及び能動型光ファイバ
WO2000076035A1 (fr) *	1999-06-09	2000-12-14	Commissariat A L'energie Atomique	Amplificateur optique
US6690507B2 (en) *	2002-01-30	2004-02-10	Corning Incorporated	Double-pumped raman amplifier
AU2003221350A1 (en) *	2002-03-13	2003-09-22	Nikon Corporation	Light amplifying device and method of manufacturing the device, light source device using the light amplifying device, light treatment device using the light source device, and exposure device using the light source device
US7034387B2 (en) *	2003-04-04	2006-04-25	Chippac, Inc.	Semiconductor multipackage module including processor and memory package assemblies
DE102005031897B4 (de) *	2005-07-07	2007-10-25	Siemens Ag	Mehrstufiger Faserverstärker
JP4838847B2 (ja)	2005-08-17	2011-12-14	コオキム，ジョン	給水弁カートリッジ
WO2011026526A1 (en) *	2009-09-07	2011-03-10	Nokia Siemens Networks Oy	Optical fiber amplifier with improved transient performance
US11323105B2 (en)	2018-06-15	2022-05-03	Fermi Research Alliance, Llc	Method and system for arbitrary optical pulse generation
WO2020250305A1 (ja) *	2019-06-11	2020-12-17	日本電信電話株式会社	光通信システム及び光通信方法
WO2021240731A1 (ja) *	2020-05-28	2021-12-02	日本電信電話株式会社	光漏洩確認方法、光漏洩確認装置、およびプログラム
CN115528521A (zh) *	2022-09-07	2022-12-27	密尔医疗科技(深圳)有限公司	光纤激光器

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JPS592490A (ja) *	1982-06-28	1984-01-09	Hitachi Ltd	Ｆｍテレビジヨン信号の受信回路
US5048026A (en) *	1983-09-30	1991-09-10	The Board Of Trustees Of The Leland Stanford Junior University	Fiber optic amplifier
US4938556A (en) *	1983-11-25	1990-07-03	The Board Of Trustees Of The Leland Stanford Junior University	Superfluorescent broadband fiber laser source
US4674830A (en) *	1983-11-25	1987-06-23	The Board Of Trustees Of The Leland Stanford Junior University	Fiber optic amplifier
GB2151869B (en) *	1983-12-16	1986-12-31	Standard Telephones Cables Ltd	Optical amplifiers
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US4963832A (en) *	1989-08-08	1990-10-16	At&T Bell Laboratories	Erbium-doped fiber amplifier coupling device

1989
- 1989-10-30 IT IT02219689A patent/IT1237135B/it active IP Right Grant
1990
- 1990-10-11 AU AU64587/90A patent/AU636669B2/en not_active Ceased
- 1990-10-15 EP EP90202730A patent/EP0426221B1/en not_active Expired - Lifetime
- 1990-10-15 ES ES90202730T patent/ES2049915T3/es not_active Expired - Lifetime
- 1990-10-15 DE DE69005794T patent/DE69005794T2/de not_active Expired - Fee Related
- 1990-10-15 DK DK90202730.9T patent/DK0426221T3/da active
- 1990-10-15 AT AT90202730T patent/ATE99841T1/de not_active IP Right Cessation
- 1990-10-22 MY MYPI90001848A patent/MY107270A/en unknown
- 1990-10-25 IE IE383690A patent/IE64719B1/en not_active IP Right Cessation
- 1990-10-26 CA CA002028639A patent/CA2028639C/en not_active Expired - Fee Related
- 1990-10-29 SK SK5295-90A patent/SK280517B6/sk unknown
- 1990-10-29 FI FI905340A patent/FI97259C/fi not_active IP Right Cessation
- 1990-10-29 PT PT95726A patent/PT95726B/pt not_active IP Right Cessation
- 1990-10-29 PE PE1990176712A patent/PE5191A1/es not_active Application Discontinuation
- 1990-10-29 CZ CS905295A patent/CZ283653B6/cs not_active IP Right Cessation
- 1990-10-29 AR AR90318216A patent/AR244918A1/es active
- 1990-10-29 RU SU904831532A patent/RU2085043C1/ru active
- 1990-10-29 NO NO904676A patent/NO302328B1/no not_active IP Right Cessation
- 1990-10-30 KR KR1019900017486A patent/KR950009326B1/ko not_active IP Right Cessation
- 1990-10-30 BR BR909005621A patent/BR9005621A/pt not_active IP Right Cessation
- 1990-10-30 CN CN90108706A patent/CN1018787B/zh not_active Expired
- 1990-10-30 HU HU906941A patent/HU210854B/hu not_active IP Right Cessation
- 1990-10-30 PL PL90287577A patent/PL164795B1/pl unknown
- 1990-10-30 JP JP2293507A patent/JP2963187B2/ja not_active Expired - Fee Related
1992
- 1992-01-21 US US07/824,742 patent/US5138483A/en not_active Expired - Lifetime
1994
- 1994-10-12 HK HK111394A patent/HK111394A/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
SK280517B6 (sk)	2000-03-13
NO904676D0 (no)	1990-10-29
PT95726B (pt)	1998-07-31
HU210854B (en)	1995-08-28
HU906941D0 (en)	1991-05-28
AU636669B2 (en)	1993-05-06
FI97259C (fi)	1996-11-11
KR910008468A (ko)	1991-05-31
KR950009326B1 (ko)	1995-08-19
ES2049915T3 (es)	1994-05-01
FI97259B (fi)	1996-07-31
FI905340A0 (fi)	1990-10-29
IT8922196A1 (it)	1991-04-30
EP0426221A1 (en)	1991-05-08
HK111394A (en)	1994-10-21
DE69005794T2 (de)	1994-07-14
HUT58418A (en)	1992-02-28
NO302328B1 (no)	1998-02-16
MY107270A (en)	1995-10-31
CA2028639C (en)	1996-11-26
NO904676L (no)	1991-05-02
US5138483A (en)	1992-08-11
PL164795B1 (pl)	1994-10-31
PT95726A (pt)	1992-06-30
CN1018787B (zh)	1992-10-21
BR9005621A (pt)	1991-09-17
DE69005794D1 (de)	1994-02-17
CS529590A3 (en)	1992-04-15
CZ283653B6 (cs)	1998-05-13
AU6458790A (en)	1991-05-02
IE903836A1 (en)	1991-05-08
IE64719B1 (en)	1995-08-23
DK0426221T3 (da)	1994-05-16
RU2085043C1 (ru)	1997-07-20
JP2963187B2 (ja)	1999-10-12
CN1052234A (zh)	1991-06-12
CA2028639A1 (en)	1991-05-01
JPH03166782A (ja)	1991-07-18
ATE99841T1 (de)	1994-01-15
EP0426221B1 (en)	1994-01-05
AR244918A1 (es)	1993-11-30
PE5191A1 (es)	1991-02-27
IT8922196A0 (it)	1989-10-30

Publication	Publication Date	Title
IT1237135B (it)	1993-05-24	Gruppo di amplificazione ottico a basso rumore, con riflessione della potenza di pompaggio.
DE59007218D1 (de)	1994-10-27	Magnetgelagerte Vakuumpumpe.
DE69114161D1 (de)	1995-12-07	Optoelektronische Baugruppe.
DE3787719D1 (de)	1993-11-11	Optoelektronische Tastatur.
NO881433L (no)	1988-10-07	Vakuumkloakkarrangement.
DE69015396D1 (de)	1995-02-09	Optisches Abtastgerät.
DE69020703D1 (de)	1995-08-10	Optoelektronische Vorrichtungen.
DE59300970D1 (de)	1995-12-21	Gasreibungsvakuumpumpe.
FI894271A0 (fi)	1989-09-11	Turbomolekular vakuumpump.
DE59101604D1 (de)	1994-06-16	Optoelektronische Abtasteinrichtung.
DE68903355D1 (de)	1992-12-10	Vakuumpumpen.
DE69014376D1 (de)	1995-01-12	Mehrstufiges Leistungsgetriebe.
DE3768593D1 (de)	1991-04-18	Hochvakuumpumpe.
DE68906929D1 (de)	1993-07-15	Turbomolekularpumpe.
DE68920294D1 (de)	1995-02-09	Vakuumschaltröhre.
DE69023252D1 (de)	1995-12-07	Optisches Abtastgerät.
ITMI911701A1 (it)	1992-12-20	Valvola di selezione della direzione, con funzione di rilevamento del carico
NO905623D0 (no)	1990-12-28	Vakuumkloakkarrangement.
DE69110024D1 (de)	1995-06-29	Vakuumwandler.
DE59201550D1 (de)	1995-04-06	Trockenlaufende vakuumpumpe.
DE59002052D1 (de)	1993-09-02	Streckkammer.
DE68903822D1 (de)	1993-01-21	Vakuumpumpe mit mehreren abschnitten.
IT1234429B (it)	1992-05-18	Amplificatore di potenza meccanica.
DE3883424D1 (de)	1993-09-30	Optischer Halbleiter-Wellenleiter mit Hetero-Grenzfläche.
NO891946L (no)	1990-11-19	Pumpestasjon.

Legal Events

Date	Code	Title	Description
1993-05-24	0001	Granted
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19971029