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BR9902241A - Optical telecommunications system, channel analyzer for wavelength division multiplexed transmission signals, processes for filtering an optical signal in a wavelength band and for monitoring channels for wavelength division multiplexed transmission signals, and , optical amplifier with gain control - Google Patents

Optical telecommunications system, channel analyzer for wavelength division multiplexed transmission signals, processes for filtering an optical signal in a wavelength band and for monitoring channels for wavelength division multiplexed transmission signals, and , optical amplifier with gain control

Info

Publication number
BR9902241A
BR9902241A BR9902241-9A BR9902241A BR9902241A BR 9902241 A BR9902241 A BR 9902241A BR 9902241 A BR9902241 A BR 9902241A BR 9902241 A BR9902241 A BR 9902241A
Authority
BR
Brazil
Prior art keywords
optical
transmission
transmission signals
division multiplexed
station
Prior art date
Application number
BR9902241-9A
Other languages
Portuguese (pt)
Inventor
Stefano Aina
Gianpiero Bognanni
Gianpaolo Barozzi
Stefano Vanoli
Original Assignee
Pirelli Cavi E Sistemi 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.)
Filing date
Publication date
Application filed by Pirelli Cavi E Sistemi Spa filed Critical Pirelli Cavi E Sistemi Spa
Publication of BR9902241A publication Critical patent/BR9902241A/en

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
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0795—Performance monitoring; Measurement of transmission parameters
    • H04B10/07955—Monitoring or measuring power
    • 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
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/506—Multiwavelength transmitters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0213—Groups of channels or wave bands arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0064—Admission Control
    • H04J2203/0067—Resource management and allocation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

"SISTEMA DE TELECOMUNICAçõES óTICO, ANALISADOR DE CANAL PARA SINAIS DE TRANSMISSãO MULTIPLEXADOS POR DIVISãO DO COMPRIMENTO DE ONDA, PROCESSOS PARA FILTRAGEM DE UM SINAL óTICO EM UMA BANDA DE ONDA E PARA MONITORIZAçãO DE CANAIS PARA SINAIS DE TRANSMISSãO MULTIPLEXADOS POR DIVISãO DO COMPRIMENTO DE ONDA, E, AMPLIFICADOR óTICO COM CONTROLE DE GANHO" Sistema de telecomunicações óticas, compreendendo uma estação de transmissão gerando sinais de transmissão (1A, 1B) em um mínimo de dois predeterminados comprimentos de onda, um multiplexador por divisão de comprimento de onda (3A, 3B) para envio dos ditos sinais de transmissão ao longo de uma linha de fibra ótica, e pelo menos um amplificador de potência (5A, 5B), uma estação para recepção dos ditos sinais de transmissão, compreendendo pelo menos um pré-amplificador (7A, 7B) de um dispositivo (8A, 8B) para a separação seletiva dos sinais e um receptor (2A, 2B) dos ditos sinais de transmissão, uma pluralidade de estações (6A, 6B) para amplificação do sinal ótico, disposta ao longo de uma linha de fibra ótica que conecta a estação de transmissão a estação de recepção, e uma unidade de controle (18) disposta dentro de cada estação de linha. Este sistema também compreende analisadores de canal ótico (50), dispostos à jusante dos amplificadores de potência (5A, 5B) em cada estação de amplificação"OPTICAL TELECOMMUNICATIONS SYSTEM, CHANNEL ANALYZER FOR MULTIPLEXED TRANSMISSION SIGNS BY WAVE-LENGTH DIVISION, PROCESSES FOR FILTERING AN OPTICAL SIGNAL IN A WAVE BAND AND FOR MONITORING CHANNELS FOR TRANSMISSION OF TRANSMISSION SIGNS, TRANSMISSION OF TRANSMISSION OF TRANSMISSIONS. E, OPTICAL AMPLIFIER WITH GAIN CONTROL "Optical telecommunications system, comprising a transmission station generating transmission signals (1A, 1B) at a minimum of two predetermined wavelengths, a multiplexer per division of wavelength (3A, 3B ) for sending said transmission signals along a fiber optic line, and at least one power amplifier (5A, 5B), a station for receiving said transmission signals, comprising at least one preamplifier (7A, 7B) a device (8A, 8B) for the selective separation of signals and a receiver (2A, 2B) for said transmission signals, a plurality of and stations (6A, 6B) for amplifying the optical signal, arranged along a fiber optic line that connects the transmitting station to the receiving station, and a control unit (18) disposed within each line station. This system also comprises optical channel analyzers (50), arranged downstream of the power amplifiers (5A, 5B) in each amplification station

BR9902241-9A 1998-06-12 1999-06-11 Optical telecommunications system, channel analyzer for wavelength division multiplexed transmission signals, processes for filtering an optical signal in a wavelength band and for monitoring channels for wavelength division multiplexed transmission signals, and , optical amplifier with gain control BR9902241A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98110820 1998-06-12

Publications (1)

Publication Number Publication Date
BR9902241A true BR9902241A (en) 2000-08-01

Family

ID=8232117

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9902241-9A BR9902241A (en) 1998-06-12 1999-06-11 Optical telecommunications system, channel analyzer for wavelength division multiplexed transmission signals, processes for filtering an optical signal in a wavelength band and for monitoring channels for wavelength division multiplexed transmission signals, and , optical amplifier with gain control

Country Status (6)

Country Link
JP (1) JP2000059305A (en)
KR (1) KR20000006138A (en)
AR (1) AR018647A1 (en)
AU (1) AU3498099A (en)
BR (1) BR9902241A (en)
CA (1) CA2273778A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109286422B (en) * 2018-11-15 2022-05-20 锐捷网络股份有限公司 Intelligent separation device and method for adjusting noise coefficient of radio frequency link

Also Published As

Publication number Publication date
CA2273778A1 (en) 1999-12-12
AU3498099A (en) 1999-12-23
JP2000059305A (en) 2000-02-25
AR018647A1 (en) 2001-11-28
KR20000006138A (en) 2000-01-25

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]