GB9310711D0 - Optical transmission system - Google Patents

Optical transmission system

Info

Publication number: GB9310711D0
Authority: GB; United Kingdom
Prior art keywords: transmission system; optical transmission; optical; transmission
Prior art date: 1993-05-24
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB9310711A

Other versions

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.)

Nortel Networks Ltd

Original Assignee

Northern Telecom Ltd

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.)

1993-05-24

Filing date

1993-05-24

Publication date

1993-07-07

1993-05-24 Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd

1993-05-24 Priority to GB9310711A priority Critical patent/GB2279194A/en

1993-07-07 Publication of GB9310711D0 publication Critical patent/GB9310711D0/en

1994-12-21 Publication of GB2279194A publication Critical patent/GB2279194A/en

Status Withdrawn legal-status Critical Current

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
- 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
- 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
- H04B10/2935—Signal power control considering the whole optical path with a cascade of amplifiers

Landscapes

Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Optical Communication System (AREA)
Lasers (AREA)

GB9310711A 1993-05-24 1993-05-24 Optical transmission system Withdrawn GB2279194A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB9310711A GB2279194A (en)	1993-05-24	1993-05-24	Optical transmission system

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB9310711A GB2279194A (en)	1993-05-24	1993-05-24	Optical transmission system

Publications (2)

Publication Number	Publication Date
GB9310711D0 true GB9310711D0 (en)	1993-07-07
GB2279194A GB2279194A (en)	1994-12-21

Family

ID=10736055

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9310711A Withdrawn GB2279194A (en)	1993-05-24	1993-05-24	Optical transmission system

Country Status (1)

Country	Link
GB (1)	GB2279194A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19654011A1 (en) *	1996-12-21	1998-06-25	Alsthom Cge Alcatel	Optical signal transmission arrangement
US20030067671A1 (en) *	2001-10-05	2003-04-10	Islam Mohammed N.	High reliability optical amplification

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4881790A (en) *	1988-04-25	1989-11-21	American Telephone And Telegraph Company, At&T Bell Laboratories	Optical communications system comprising raman amplification means
DK220690A (en) *	1990-09-14	1992-03-15	Nordiske Kabel Traad	OPTICAL FIBER AMPLIFIER WITH CONNECTION OF PUMP ENERGY FROM MULTIPLE PUMP SOURCES

1993
- 1993-05-24 GB GB9310711A patent/GB2279194A/en not_active Withdrawn

Also Published As

Publication number	Publication date
GB2279194A (en)	1994-12-21

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Legal Events

Date	Code	Title	Description
1998-02-18	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)