ITTO930602A1 - Dispositivo per l'estrazione e il reinserimento di una portante ottica in reti di comunicazione ottica. - Google Patents

Dispositivo per l'estrazione e il reinserimento di una portante ottica in reti di comunicazione ottica.

Info

Publication number
ITTO930602A1
ITTO930602A1 IT000602A ITTO930602A ITTO930602A1 IT TO930602 A1 ITTO930602 A1 IT TO930602A1 IT 000602 A IT000602 A IT 000602A IT TO930602 A ITTO930602 A IT TO930602A IT TO930602 A1 ITTO930602 A1 IT TO930602A1
Authority
IT
Italy
Prior art keywords
optical
reinsertion
extraction
communication networks
optical communication
Prior art date
Application number
IT000602A
Other languages
English (en)
Inventor
Riccardo Calvani
Emilio Vezzoni
Original Assignee
Cselt Oratelecom Italia Lab S P A
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 Cselt Oratelecom Italia Lab S P A filed Critical Cselt Oratelecom Italia Lab S P A
Priority to IT93TO000602A priority Critical patent/IT1265018B1/it
Publication of ITTO930602A0 publication Critical patent/ITTO930602A0/it
Priority to US08/271,115 priority patent/US5479082A/en
Priority to JP6198969A priority patent/JP2545047B2/ja
Priority to DE0638837T priority patent/DE638837T1/de
Priority to CA002129779A priority patent/CA2129779C/en
Priority to DE69410187T priority patent/DE69410187T2/de
Priority to EP94112413A priority patent/EP0638837B1/en
Publication of ITTO930602A1 publication Critical patent/ITTO930602A1/it
Application granted granted Critical
Publication of IT1265018B1 publication Critical patent/IT1265018B1/it

Links

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
    • G02F1/29—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 for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • 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
    • G02F1/01—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 for the control of the intensity, phase, polarisation or colour 
    • G02F1/09—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 for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect
    • G02F1/093—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 for the control of the intensity, phase, polarisation or colour  based on magneto-optical elements, e.g. exhibiting Faraday effect used as non-reciprocal devices, e.g. optical isolators, circulators
    • 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
    • H04J14/0206—Express channels arrangements
    • 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
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0215—Architecture aspects
    • H04J14/0219—Modular or upgradable architectures

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Power Engineering (AREA)
  • Optical Communication System (AREA)
  • Small-Scale Networks (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
IT93TO000602A 1993-08-10 1993-08-10 Dispositivo per l'estrazione e il reinserimento di una portante ottica in reti di comunicazione ottica. IT1265018B1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT93TO000602A IT1265018B1 (it) 1993-08-10 1993-08-10 Dispositivo per l'estrazione e il reinserimento di una portante ottica in reti di comunicazione ottica.
US08/271,115 US5479082A (en) 1993-08-10 1994-07-06 Device for extraction and re-insertion of an optical carrier in optical communications networks
JP6198969A JP2545047B2 (ja) 1993-08-10 1994-08-02 光通信ネットワ―クにおける光搬送波抽出，再挿入機器
DE0638837T DE638837T1 (de) 1993-08-10 1994-08-09 Vorrichtung zum Auskoppeln und Wiedereinkoppeln eines optischen Trägersignals in optische Kommunikationsnetzwerke.
CA002129779A CA2129779C (en) 1993-08-10 1994-08-09 Device for extraction and re-insertion of an optical carrier in optical communication networks
DE69410187T DE69410187T2 (de) 1993-08-10 1994-08-09 Vorrichtung zum Auskoppeln und Wiedereinkoppeln eines optischen Trägersignals in optische Kommunikationsnetzwerke
EP94112413A EP0638837B1 (en) 1993-08-10 1994-08-09 Device for extraction and re-insertion of an optical carrier in optical communications networks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT93TO000602A IT1265018B1 (it) 1993-08-10 1993-08-10 Dispositivo per l'estrazione e il reinserimento di una portante ottica in reti di comunicazione ottica.

Publications (3)

Publication Number Publication Date
ITTO930602A0 ITTO930602A0 (it) 1993-08-10
ITTO930602A1 true ITTO930602A1 (it) 1995-02-10
IT1265018B1 IT1265018B1 (it) 1996-10-17

Family

ID=11411684

Family Applications (1)

Application Number Title Priority Date Filing Date
IT93TO000602A IT1265018B1 (it) 1993-08-10 1993-08-10 Dispositivo per l'estrazione e il reinserimento di una portante ottica in reti di comunicazione ottica.

Country Status (6)

Country Link
US (1) US5479082A (it)
EP (1) EP0638837B1 (it)
JP (1) JP2545047B2 (it)
CA (1) CA2129779C (it)
DE (2) DE69410187T2 (it)
IT (1) IT1265018B1 (it)

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IT1267645B1 (it) * 1994-12-09 1997-02-07 Cselt Centro Studi Lab Telecom Struttura di comunicazione ad anello su vettore ottico e relativo nodo riconfigurabile.
FR2731082B1 (fr) * 1995-02-28 1997-04-04 France Telecom Multiplexeur optique a insertion-extraction utilisant des circulateurs optiques et des reseaux de bragg photoinscrits
FR2737787B1 (fr) * 1995-08-07 1997-10-31 France Telecom Amplificateur optique bidirectionnel pour systemes optiques a multiplexage en longueur d'onde
JP3356365B2 (ja) * 1995-09-19 2002-12-16 ケイディーディーアイ株式会社 光ａｄｍ装置
JP3308148B2 (ja) * 1995-11-30 2002-07-29 ケイディーディーアイ株式会社 波長多重通信方式用光海底ケーブル分岐装置およびそれを用いた波長多重光海底ケーブルネットワーク
US5608825A (en) * 1996-02-01 1997-03-04 Jds Fitel Inc. Multi-wavelength filtering device using optical fiber Bragg grating
US5920412A (en) * 1996-04-24 1999-07-06 Bellsouth Corporation Method and apparatus for signal routing in an optical network and an ATM system
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US6411413B1 (en) * 1998-02-26 2002-06-25 Tycom (Us) Inc. Method and apparatus for performing dispersion compensation without a change in polarization and a transmitter incorporating same
US7130540B2 (en) 1998-07-21 2006-10-31 Corvis Corporation Optical transmission systems, devices, and methods
US6449073B1 (en) 1998-07-21 2002-09-10 Corvis Corporation Optical communication system
US6108469A (en) * 1998-11-30 2000-08-22 Lucent Technologies Inc Wavelength selective resonant gratings
BR9916589A (pt) 1998-12-24 2001-09-25 Optical Technologies Italia Multiplexador de adição/diminuição acusto-ótico, conexão cruzada óptica seletiva de comprimento de onda, dispositivo de guia de onda acusto-ótica seletivo em comprimento de onde e método de multiplexação de canais ópticos
US6771905B1 (en) 1999-06-07 2004-08-03 Corvis Corporation Optical transmission systems including optical switching devices, control apparatuses, and methods
US6577415B1 (en) * 1999-06-15 2003-06-10 Lucent Technologies Inc. Optical add-drop module with low loss and high isolation
US6674971B1 (en) 1999-09-03 2004-01-06 Teraconnect, Inc. Optical communication network with receiver reserved channel
IT1308838B1 (it) * 1999-09-23 2002-01-11 Cselt Centro Studi Lab Telecom Dispositivo per l'estrazione e l'inserimento di portanti ottiche inreti di comunicazione ottica.
IT1309096B1 (it) * 1999-10-11 2002-01-16 Cselt Centro Studi Lab Telecom Dispositivo sintonizzabile per l'estrazione e l'inserimento diportanti ottiche in reti di comunicazione ottica.
US20010046350A1 (en) * 2000-02-25 2001-11-29 Tedesco James M. Configurable Wavelength routing device
US6525857B1 (en) * 2000-03-07 2003-02-25 Opvista, Inc. Method and apparatus for interleaved optical single sideband modulation
US6631222B1 (en) 2000-05-16 2003-10-07 Photuris, Inc. Reconfigurable optical switch
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US7499647B2 (en) 2000-05-22 2009-03-03 Opvista Incorporated Fully protected broadcast and select all optical network
US7120359B2 (en) 2000-05-22 2006-10-10 Opvista Incorporated Broadcast and select all optical network
CA2355589A1 (en) * 2000-08-23 2002-02-23 Jds Uniphase Inc. Bi-directional circulator
US6362904B1 (en) * 2000-09-01 2002-03-26 Robert H. Cormack Tunable optical filter with retained complementary output
US6608709B2 (en) * 2000-10-03 2003-08-19 Gary Duerksen Bidirectional WDM optical communication system with bidirectional add-drop multiplexing
US6243177B1 (en) * 2000-10-03 2001-06-05 Seneca Networks, Inc. Bidirectional WDM optical communication system with bidirectional add-drop multiplexing
US6567579B2 (en) * 2000-12-15 2003-05-20 Alcatel Multi-channel, multi-mode redundant optical local loop having a bus topology
US6898206B2 (en) * 2001-06-06 2005-05-24 Advanced Fibre Access Corporation Wavelength division multiplexed (WDM) ring passive optical network (PON) with route protection for replacement of splitter based passive optical networks
EP1267509A1 (en) * 2001-06-12 2002-12-18 Alcatel Method of organizing wavelength channels in a WDM network and optical hub, optical add/drop multiplexer and optical filter bank therefor
US7085497B2 (en) 2002-04-03 2006-08-01 Lockheed Martin Corporation Vehicular communication system
US6922529B2 (en) 2002-08-09 2005-07-26 Corvis Corporation Optical communications systems, devices, and methods
US6912339B2 (en) 2002-09-27 2005-06-28 Lockheed Martin Corporation Optical interface devices having balanced amplification
US7283480B1 (en) 2002-11-12 2007-10-16 Lockheed Martin Corporation Network system health monitoring using cantor set signals
US7349629B1 (en) 2002-11-26 2008-03-25 Lockheed Martin Corporation Methods and systems for creating a digital interconnect fabric
US7782827B2 (en) * 2003-03-28 2010-08-24 Nortel Networks Limited Method and apparatus for processing multiple common frequency signals through a single cable using circulators
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US7424228B1 (en) 2003-03-31 2008-09-09 Lockheed Martin Corporation High dynamic range radio frequency to optical link
US7577367B2 (en) 2004-06-15 2009-08-18 Op Vista Incorporated Optical communication using duobinary modulation
US7440699B1 (en) 2004-06-28 2008-10-21 Lockheed Martin Corporation Systems, devices and methods for transmitting and receiving signals on an optical network
US7493044B2 (en) * 2005-04-28 2009-02-17 Corning Cable Systems, Llc Methods and apparatus for transmitting data
US8139476B2 (en) 2005-10-13 2012-03-20 Vello Systems, Inc. Optical ring networks using circulating optical probe in protection switching with automatic reversion
US7773883B1 (en) 2007-05-04 2010-08-10 Vello Systems, Inc. Single-fiber optical ring networks based on optical double sideband modulation
WO2009012409A2 (en) 2007-07-17 2009-01-22 Opvista Incorporated Optical ring networks having node-to-node optical communication channels for carrying data traffic
US9485050B2 (en) 2009-12-08 2016-11-01 Treq Labs, Inc. Subchannel photonic routing, switching and protection with simplified upgrades of WDM optical networks
US8705741B2 (en) 2010-02-22 2014-04-22 Vello Systems, Inc. Subchannel security at the optical layer
US8542999B2 (en) 2011-02-01 2013-09-24 Vello Systems, Inc. Minimizing bandwidth narrowing penalties in a wavelength selective switch optical network
EP2498431B1 (en) * 2011-03-09 2014-09-17 Mitsubishi Electric R&D Centre Europe B.V. Method for configuring transmission interfaces of devices communicating via a band-pass filter
US9502856B2 (en) * 2012-04-11 2016-11-22 University Of Central Florida Research Foundation, Inc. Stabilization of an injection locked harmonically mode-locked laser via polarization spectroscopy for frequency comb generation
US8958217B2 (en) 2012-06-15 2015-02-17 General Electric Company System for driving a piezoelectric load and method of making same
MY183982A (en) * 2013-08-19 2021-03-17 Telekom Malaysia Berhad An improved system and method for interoperating a radio-over-fiber based network in a fiber-to-the-home network
AU2018359007A1 (en) * 2017-11-01 2020-05-14 Baraja Pty Ltd Optical circulator
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Also Published As

Publication number Publication date
EP0638837A1 (en) 1995-02-15
JPH07154372A (ja) 1995-06-16
EP0638837B1 (en) 1998-05-13
US5479082A (en) 1995-12-26
IT1265018B1 (it) 1996-10-17
DE69410187D1 (de) 1998-06-18
DE69410187T2 (de) 1998-10-08
JP2545047B2 (ja) 1996-10-16
DE638837T1 (de) 1995-08-03
CA2129779A1 (en) 1995-02-11
CA2129779C (en) 1999-02-16
ITTO930602A0 (it) 1993-08-10

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970801