CA2042987C - Unite d'amplification de signaux lumineux pour lignes de transmission a fibres optiques - Google Patents

Unite d'amplification de signaux lumineux pour lignes de transmission a fibres optiques

Info

Publication number: CA2042987C
Authority: CA; Canada
Prior art keywords: optical; fiber; active; input; line
Prior art date: 1990-05-25
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 - Lifetime

Application number

CA 2042987

Other languages

English (en)

Other versions

CA2042987A1 (fr

Inventor

Giorgio Grasso

Aldo Righetti

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.)

Pirelli and C SpA

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.)

1990-05-25

Filing date

1991-05-21

Publication date

1997-02-11

1990-05-25 Priority claimed from IT02043490A external-priority patent/IT1248821B/it

1991-05-21 Application filed by Pirelli Cavi SpA filed Critical Pirelli Cavi SpA

1991-11-26 Publication of CA2042987A1 publication Critical patent/CA2042987A1/fr

1997-02-11 Application granted granted Critical

1997-02-11 Publication of CA2042987C publication Critical patent/CA2042987C/fr

2011-05-21 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

239000013307 optical fiber Substances 0.000 title claims abstract description 102
230000005540 biological transmission Effects 0.000 title claims description 88
239000000835 fiber Substances 0.000 claims abstract description 333
230000003287 optical effect Effects 0.000 claims abstract description 300
238000005086 pumping Methods 0.000 claims abstract description 42
238000000576 coating method Methods 0.000 claims abstract description 6
239000011248 coating agent Substances 0.000 claims abstract 2
238000002310 reflectometry Methods 0.000 claims description 52
230000008054 signal transmission Effects 0.000 claims description 26
230000008878 coupling Effects 0.000 claims description 19
238000010168 coupling process Methods 0.000 claims description 19
238000005859 coupling reaction Methods 0.000 claims description 19
230000003321 amplification Effects 0.000 claims description 15
238000003199 nucleic acid amplification method Methods 0.000 claims description 15
238000006243 chemical reaction Methods 0.000 claims description 10
239000000126 substance Substances 0.000 claims description 10
230000010287 polarization Effects 0.000 claims description 8
230000002238 attenuated effect Effects 0.000 claims description 7
239000000543 intermediate Substances 0.000 claims 8
230000010355 oscillation Effects 0.000 description 4
238000011144 upstream manufacturing Methods 0.000 description 4
230000001627 detrimental effect Effects 0.000 description 3
101150050387 Galns gene Proteins 0.000 description 2
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
239000006185 dispersion Substances 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000002955 isolation Methods 0.000 description 2
239000004065 semiconductor Substances 0.000 description 2
238000000926 separation method Methods 0.000 description 2
229910052710 silicon Inorganic materials 0.000 description 2
239000010703 silicon Substances 0.000 description 2
229910052691 Erbium Inorganic materials 0.000 description 1
230000001427 coherent effect Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
230000009365 direct transmission Effects 0.000 description 1
239000002019 doping agent Substances 0.000 description 1
UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 1
230000003631 expected effect Effects 0.000 description 1
229910052732 germanium Inorganic materials 0.000 description 1
GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
229910052761 rare earth metal Inorganic materials 0.000 description 1
150000002910 rare earth metals Chemical class 0.000 description 1

Landscapes

Lasers (AREA)
Optical Communication System (AREA)

CA 2042987 1990-05-25 1991-05-21 Unite d'amplification de signaux lumineux pour lignes de transmission a fibres optiques Expired - Lifetime CA2042987C (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
IT20434		1990-05-25
IT02043490A IT1248821B (it)	1990-05-25	1990-05-25	Linea di telecomunicazione a fibre ottiche con amplificatori ottici a fibra attiva con ridotte riflessioni
US55291890A	1990-07-16	1990-07-16
US552,918		1990-07-16

Publications (2)

Publication Number	Publication Date
CA2042987A1 CA2042987A1 (fr)	1991-11-26
CA2042987C true CA2042987C (fr)	1997-02-11

Family

ID=26327528

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2042987 Expired - Lifetime CA2042987C (fr)	1990-05-25	1991-05-21	Unite d'amplification de signaux lumineux pour lignes de transmission a fibres optiques

Country Status (1)

Country	Link
CA (1)	CA2042987C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10336240B4 (de) *	2003-08-07	2016-06-30	Xieon Networks S.À.R.L.	Anordnung zur Reduktion von Reflexionsstörungen in einem Übertragungssystem mit zumindest einer angeschlossenen Raman-Pumpquelle

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN115473503B (zh) *	2022-05-23	2024-04-05	本源量子计算科技（合肥）股份有限公司	信号放大器增益的表征方法、装置、介质及电子设备

1991
- 1991-05-21 CA CA 2042987 patent/CA2042987C/fr not_active Expired - Lifetime

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10336240B4 (de) *	2003-08-07	2016-06-30	Xieon Networks S.À.R.L.	Anordnung zur Reduktion von Reflexionsstörungen in einem Übertragungssystem mit zumindest einer angeschlossenen Raman-Pumpquelle

Also Published As

Publication number	Publication date
CA2042987A1 (fr)	1991-11-26

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Legal Events

Date	Code	Title	Description
1993-11-04	EEER	Examination request
2011-05-21	MKEX	Expiry