US20020145782A1 - Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner - Google Patents

Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner Download PDF

Info

Publication number
US20020145782A1
US20020145782A1 US10/099,888 US9988802A US2002145782A1 US 20020145782 A1 US20020145782 A1 US 20020145782A1 US 9988802 A US9988802 A US 9988802A US 2002145782 A1 US2002145782 A1 US 2002145782A1
Authority
US
United States
Prior art keywords
optical
wdm
wavelength components
node
communication system
Prior art date
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.)
Abandoned
Application number
US10/099,888
Other languages
English (en)
Inventor
Thomas Strasser
Per Hansen
Jefferson Wagener
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.)
Meriton Networks Inc USA
Original Assignee
Photuris Inc
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 Photuris Inc filed Critical Photuris Inc
Priority to US10/099,888 priority Critical patent/US20020145782A1/en
Assigned to PHOTURIS, INC. reassignment PHOTURIS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HANSEN, PER BANG, STRASSER, THOMAS ANDREW, WAGENER, JEFFERSON L.
Publication of US20020145782A1 publication Critical patent/US20020145782A1/en
Assigned to JURISTA, MR. STEVEN Z. reassignment JURISTA, MR. STEVEN Z. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: PHOTURIS, INC.
Assigned to MAHI NETWORKS, INC. reassignment MAHI NETWORKS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: JURISTA, MR. STEVEN Z.
Assigned to MAHI NETWORKS, INC. reassignment MAHI NETWORKS, INC. SALE DUE TO BANKRUPTCY Assignors: PHOTURIS, INC.
Assigned to MERITON NETWORKS US INC. reassignment MERITON NETWORKS US INC. MERGER (SEE DOCUMENT FOR DETAILS). Assignors: MAHI NETWORKS, INC.
Priority to US12/259,946 priority patent/US9258628B2/en
Priority to US15/003,037 priority patent/US20160142172A1/en
Abandoned legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2581—Multimode transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
    • G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
    • G02B6/29362—Serial cascade of filters or filtering operations, e.g. for a large number of channels
    • G02B6/29365—Serial cascade of filters or filtering operations, e.g. for a large number of channels in a multireflection configuration, i.e. beam following a zigzag path between filters or filtering operations
    • G02B6/29367—Zigzag path within a transparent optical block, e.g. filter deposited on an etalon, glass plate, wedge acting as a stable spacer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
    • G02B6/29382—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM including at least adding or dropping a signal, i.e. passing the majority of signals
    • G02B6/29383—Adding and dropping
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/29391—Power equalisation of different channels, e.g. power flattening
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
    • G02B6/29395—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device configurable, e.g. tunable or reconfigurable
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • G02B6/356—Switching arrangements, i.e. number of input/output ports and interconnection types in an optical cross-connect device, e.g. routing and switching aspects of interconnecting different paths propagating different wavelengths to (re)configure the various input and output links
    • 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
    • H04B10/27—Arrangements for networking
    • 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
    • H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
    • 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
    • H04J14/0205—Select and combine arrangements, e.g. with an optical combiner at the output after adding or dropping
    • 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
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • 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
    • H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
    • H04J14/0212—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM] using optical switches or wavelength selective switches [WSS]
    • 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
    • H04J14/0217—Multi-degree architectures, e.g. having a connection degree greater than two
    • 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
    • H04J14/022—For interconnection of WDM optical networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0286—WDM hierarchical architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
    • G02B6/3548—1xN switch, i.e. one input and a selectable single output of N possible outputs
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
    • G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
    • G02B6/357—Electrostatic force
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
    • G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
    • G02B6/3578—Piezoelectric force
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
    • G02B6/3582—Housing means or package or arranging details of the switching elements, e.g. for thermal isolation
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H04L2012/421—Interconnected ring systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0016—Construction using wavelength multiplexing or demultiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0024—Construction using space switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0026—Construction using free space propagation (e.g. lenses, mirrors)
    • H04Q2011/003—Construction using free space propagation (e.g. lenses, mirrors) using switches based on microelectro-mechanical systems [MEMS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0052—Interconnection of switches
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/009—Topology aspects
    • H04Q2011/0092—Ring

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
US10/099,888 2001-03-16 2002-03-15 Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner Abandoned US20020145782A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US10/099,888 US20020145782A1 (en) 2001-03-16 2002-03-15 Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner
US12/259,946 US9258628B2 (en) 2001-03-16 2008-10-28 Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner
US15/003,037 US20160142172A1 (en) 2001-03-16 2016-01-21 Ring network including at least one subtending ring originating and terminating at a central-office node

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27631001P 2001-03-16 2001-03-16
US10/099,888 US20020145782A1 (en) 2001-03-16 2002-03-15 Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/259,946 Continuation US9258628B2 (en) 2001-03-16 2008-10-28 Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner

Publications (1)

Publication Number Publication Date
US20020145782A1 true US20020145782A1 (en) 2002-10-10

Family

ID=23056135

Family Applications (9)

Application Number Title Priority Date Filing Date
US10/099,888 Abandoned US20020145782A1 (en) 2001-03-16 2002-03-15 Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner
US10/099,891 Expired - Fee Related US7676157B2 (en) 2001-03-16 2002-03-15 Method and apparatus for providing gain equalization to an optical signal in an optical communication system
US10/098,746 Expired - Lifetime US6614953B2 (en) 2001-03-16 2002-03-15 Modular all-optical cross-connect
US10/099,890 Expired - Fee Related US7620323B2 (en) 2001-03-16 2002-03-15 Method and apparatus for interconnecting a plurality of optical transducers with a wavelength division multiplexed optical switch
US10/632,670 Expired - Fee Related US7469080B2 (en) 2001-03-16 2003-08-01 Modular all-optical cross-connect
US12/259,946 Expired - Fee Related US9258628B2 (en) 2001-03-16 2008-10-28 Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner
US12/343,422 Expired - Fee Related US7738748B2 (en) 2001-03-16 2008-12-23 Modular all-optical cross-connect
US12/620,512 Abandoned US20100098406A1 (en) 2001-03-16 2009-11-17 Method and apparatus for interconnecting a plurality of optical transducers with a wavelength division multiplexed optical switch
US15/003,037 Abandoned US20160142172A1 (en) 2001-03-16 2016-01-21 Ring network including at least one subtending ring originating and terminating at a central-office node

Family Applications After (8)

Application Number Title Priority Date Filing Date
US10/099,891 Expired - Fee Related US7676157B2 (en) 2001-03-16 2002-03-15 Method and apparatus for providing gain equalization to an optical signal in an optical communication system
US10/098,746 Expired - Lifetime US6614953B2 (en) 2001-03-16 2002-03-15 Modular all-optical cross-connect
US10/099,890 Expired - Fee Related US7620323B2 (en) 2001-03-16 2002-03-15 Method and apparatus for interconnecting a plurality of optical transducers with a wavelength division multiplexed optical switch
US10/632,670 Expired - Fee Related US7469080B2 (en) 2001-03-16 2003-08-01 Modular all-optical cross-connect
US12/259,946 Expired - Fee Related US9258628B2 (en) 2001-03-16 2008-10-28 Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner
US12/343,422 Expired - Fee Related US7738748B2 (en) 2001-03-16 2008-12-23 Modular all-optical cross-connect
US12/620,512 Abandoned US20100098406A1 (en) 2001-03-16 2009-11-17 Method and apparatus for interconnecting a plurality of optical transducers with a wavelength division multiplexed optical switch
US15/003,037 Abandoned US20160142172A1 (en) 2001-03-16 2016-01-21 Ring network including at least one subtending ring originating and terminating at a central-office node

Country Status (8)

Country Link
US (9) US20020145782A1 (fr)
EP (3) EP1368924A4 (fr)
JP (3) JP2004536485A (fr)
KR (5) KR100993182B1 (fr)
CN (4) CN1993915B (fr)
AU (2) AU2002255763A1 (fr)
CA (4) CA2441343A1 (fr)
WO (4) WO2002075999A2 (fr)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1659724A2 (fr) * 2004-11-22 2006-05-24 Fujitsu Limited Réseau optique en anneau pour diffusion prolongée
US20060140625A1 (en) * 2004-12-28 2006-06-29 Fujitsu Limited Optical node and optical add/drop multiplexer
US7257288B1 (en) 2004-04-23 2007-08-14 Nistica, Inc. Tunable optical routing systems
US7408639B1 (en) 2004-04-23 2008-08-05 Nistica, Inc. Tunable optical routing systems
US20100119223A1 (en) * 2008-11-10 2010-05-13 Cisco Technology, Inc. Optical Safety Implementation in Protection Switching Modules
US20100239259A1 (en) * 2009-03-18 2010-09-23 Cisco Technology, Inc. OFDM Transponder Interface With Variable Bit Transfer Rate in Optical Communications Systems
US20110262141A1 (en) * 2010-04-21 2011-10-27 Lorenzo Ghioni Innovative architecture for fully non blocking service aggregation without o-e-o conversion in a dwdm multiring interconnection node
US20120082454A1 (en) * 2010-09-30 2012-04-05 Fujitsu Limited Optical network interconnect device
US20160140072A1 (en) * 2013-07-30 2016-05-19 Hewlett-Packard Development Company, L.P. Two-dimensional torus topology
EP2940501B1 (fr) * 2013-06-21 2020-04-29 Huawei Technologies Co., Ltd. Procédé de traitement de trajet optique et appareil associé
US20200274735A1 (en) * 2019-02-26 2020-08-27 Ciena Corporation Detection of node isolation in subtended Ethernet ring topologies

Families Citing this family (151)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6721508B1 (en) 1998-12-14 2004-04-13 Tellabs Operations Inc. Optical line terminal arrangement, apparatus and methods
US6618520B2 (en) * 1999-11-09 2003-09-09 Texas Instruments Incorporated Micromirror optical switch
US6922530B1 (en) 2000-04-06 2005-07-26 Fujitsu Limited Method and apparatus for optical channel switching in an optical add/drop multiplexer
US6633694B2 (en) * 2000-09-29 2003-10-14 Texas Instruments Incorporated Micromirror optical switch
KR100993182B1 (ko) * 2001-03-16 2010-11-10 포튜리스, 인코포레이티드 파장 분할 다중화 광 스위치를 통해 복수의 광 트랜스듀서를 상호연결하기 위한 방법 및 장치
US6941071B2 (en) * 2001-05-25 2005-09-06 International Business Machines Corporation Test method and apparatus for parallel optical transceivers using serial equipment
GB0121308D0 (en) 2001-09-03 2001-10-24 Thomas Swan & Company Ltd Optical processing
JP3693020B2 (ja) * 2002-01-22 2005-09-07 日本電気株式会社 波長分割多重光伝送装置及びその装置を用いた通信システム
GB0203037D0 (en) * 2002-02-08 2002-03-27 Marconi Comm Ltd Telecommunications networks
US20030174935A1 (en) * 2002-03-14 2003-09-18 Miller Samuel Lee Channel balancer for WDM optical units
US7085242B2 (en) * 2002-03-22 2006-08-01 Telcordia Technologies, Inc. Virtual IP topology reconfiguration migration
US7076163B2 (en) * 2002-03-27 2006-07-11 Fujitsu Limited Method and system for testing during operation of an open ring optical network
US7116905B2 (en) * 2002-03-27 2006-10-03 Fujitsu Limited Method and system for control signaling in an open ring optical network
US7231148B2 (en) 2002-03-28 2007-06-12 Fujitsu Limited Flexible open ring optical network and method
US7072584B1 (en) * 2002-04-22 2006-07-04 Atrica Israel Ltd. Network hub employing 1:N optical protection
US7283739B2 (en) * 2002-05-29 2007-10-16 Fujitsu Limited Multiple subnets in an optical ring network and method
US7184663B2 (en) 2002-05-29 2007-02-27 Fujitsu Limited Optical ring network with hub node and method
US7283740B2 (en) * 2002-05-29 2007-10-16 Fujitsu Limited Optical ring network with optical subnets and method
US6842562B2 (en) * 2002-05-30 2005-01-11 Fujitsu Network Communications, Inc. Optical add/drop node and method
US7075712B2 (en) 2002-05-30 2006-07-11 Fujitsu Limited Combining and distributing amplifiers for optical network and method
US7085496B2 (en) 2002-05-30 2006-08-01 Fujitsu Limited Passive add/drop amplifier for optical networks and method
US7813601B2 (en) * 2002-09-06 2010-10-12 Texas Instruments Incorporated Reconfigurable optical add/drop multiplexer
US20040052530A1 (en) * 2002-09-17 2004-03-18 Cechan Tian Optical network with distributed sub-band rejections
EP1546437A2 (fr) * 2002-09-23 2005-06-29 Basf Aktiengesellschaft Films minces en materiaux oxydiques a constante dielectrique elevee
US7715713B1 (en) * 2002-09-30 2010-05-11 Meriton Networks Us Inc. Method and apparatus for providing multiple optical channel protection switching mechanisms in optical rings
US7321729B2 (en) * 2003-05-29 2008-01-22 Fujitsu Limited Optical ring network with selective signal regeneration and wavelength conversion
US20050019034A1 (en) * 2003-07-25 2005-01-27 Fujitsu Network Communications, Inc. System and method for communicating optical traffic between ring networks
US7483636B2 (en) * 2003-07-28 2009-01-27 Fujitsu Limited Optical network with sub-band rejection and bypass
US6885798B2 (en) 2003-09-08 2005-04-26 Adc Telecommunications, Inc. Fiber optic cable and furcation module
DE10343615A1 (de) * 2003-09-20 2005-04-14 Marconi Communications Gmbh Netzknoten für ein optisches Nachrichtenübertragungsnetz
US20050095001A1 (en) * 2003-10-29 2005-05-05 Fujitsu Limited Method and system for increasing network capacity in an optical network
US7483637B2 (en) 2003-11-26 2009-01-27 Fujitsu Limited Optical ring network with optical subnets and method
US7570672B2 (en) * 2004-02-02 2009-08-04 Simplexgrinnell Lp Fiber optic multiplex modem
US20050175346A1 (en) * 2004-02-10 2005-08-11 Fujitsu Limited Upgraded flexible open ring optical network and method
US7369765B2 (en) * 2004-02-26 2008-05-06 Fujitsu Limited Optical network with selective mode switching
US20050196169A1 (en) * 2004-03-03 2005-09-08 Fujitsu Limited System and method for communicating traffic between optical rings
US20050232565A1 (en) * 2004-04-16 2005-10-20 Ross Heggestad Normal through optical panel
US20050286896A1 (en) * 2004-06-29 2005-12-29 Fujitsu Limited Hybrid optical ring network
US7450851B2 (en) * 2004-08-27 2008-11-11 Fujitsu Limited System and method for modularly scalable architecture for optical networks
US7639677B2 (en) * 2004-11-02 2009-12-29 Electronics And Telecommunications Research Institute Optical transponder having switching function
US7376322B2 (en) 2004-11-03 2008-05-20 Adc Telecommunications, Inc. Fiber optic module and system including rear connectors
US7120360B2 (en) * 2005-01-06 2006-10-10 Fujitsu Limited System and method for protecting traffic in a hubbed optical ring network
US7570844B2 (en) * 2005-01-18 2009-08-04 Doron Handelman Photonic integrated circuit device and elements thereof
US7412147B2 (en) * 2005-03-15 2008-08-12 Adc Telecommunications, Inc. Normal through optical panel
US7376323B2 (en) 2005-05-25 2008-05-20 Adc Telecommunications, Inc. Fiber optic adapter module
US7400813B2 (en) * 2005-05-25 2008-07-15 Adc Telecommunications, Inc. Fiber optic splitter module
US7636507B2 (en) * 2005-06-17 2009-12-22 Adc Telecommunications, Inc. Compact blind mateable optical splitter
US8428461B2 (en) * 2005-06-22 2013-04-23 Tellabs Operations, Inc. Apparatus for managing an optical signal
US7346254B2 (en) * 2005-08-29 2008-03-18 Adc Telecommunications, Inc. Fiber optic splitter module with connector access
JP4673712B2 (ja) * 2005-09-28 2011-04-20 富士通株式会社 ネットワーク構成装置およびネットワーク構成方法
US7526198B1 (en) * 2005-11-30 2009-04-28 At&T Corp. Methods of restoration in an ultra-long haul optical network
US7639946B2 (en) * 2006-01-06 2009-12-29 Fujitsu Limited Distribution node for an optical network
US7418181B2 (en) 2006-02-13 2008-08-26 Adc Telecommunications, Inc. Fiber optic splitter module
KR100819035B1 (ko) 2006-09-29 2008-04-03 한국전자통신연구원 광회선분배기 시스템, 그 광회선분배기 시스템을 이용한ｗｄｍ 시스템 및 그 ｗｄｍ 시스템을 기반으로 하는광통신망
KR100833501B1 (ko) * 2006-11-17 2008-05-29 한국전자통신연구원 다차원 회선분배 시스템, 운용 방법 및 이를 이용한광통신망
US7391954B1 (en) 2007-05-30 2008-06-24 Corning Cable Systems Llc Attenuated optical splitter module
US20080298748A1 (en) * 2007-05-31 2008-12-04 Terry Dean Cox Direct-connect optical splitter module
US20080298743A1 (en) * 2007-05-31 2008-12-04 Konstantinos Saravanos Microsplitter module for optical connectivity
CN101355430B (zh) * 2007-07-27 2012-02-29 华为技术有限公司 交换框、集群路由器
US8798427B2 (en) 2007-09-05 2014-08-05 Corning Cable Systems Llc Fiber optic terminal assembly
US7885505B2 (en) 2007-10-22 2011-02-08 Adc Telecommunications, Inc. Wavelength division multiplexing module
US7536075B2 (en) 2007-10-22 2009-05-19 Adc Telecommunications, Inc. Wavelength division multiplexing module
EP2071377B1 (fr) * 2007-12-12 2012-04-18 JDS Uniphase Corporation Emballage d'un module d'extraction-insertion optique reconfigurable
US8107816B2 (en) 2008-01-29 2012-01-31 Adc Telecommunications, Inc. Wavelength division multiplexing module
US8045854B2 (en) * 2008-02-07 2011-10-25 Jds Uniphase Corporation M×N wavelength selective optical switch
US8213794B2 (en) * 2008-02-12 2012-07-03 Nec Laboratories America, Inc. Programmable optical network architecture
US8320759B2 (en) 2008-03-05 2012-11-27 Tellabs Operations, Inc. Methods and apparatus for reconfigurable add drop multiplexers
US8125984B2 (en) * 2008-03-21 2012-02-28 International Business Machines Corporation Method, system, and computer program product for implementing stream processing using a reconfigurable optical switch
US8943509B2 (en) * 2008-03-21 2015-01-27 International Business Machines Corporation Method, apparatus, and computer program product for scheduling work in a stream-oriented computer system with configurable networks
WO2010016819A1 (fr) 2008-08-08 2010-02-11 Hewlett-Packard Development Company, L.P. Procédés et systèmes de mise en œuvre de topologies de commutateur à base élevée sur des réseaux physiques de commutateurs à base relativement inférieure
US8031703B2 (en) 2008-08-14 2011-10-04 Dell Products, Lp System and method for dynamic maintenance of fabric subsets in a network
CA2734782A1 (fr) * 2008-08-20 2010-02-25 Telefonaktiebolaget L M Ericsson (Publ) Noeud de commutation
AU2008362634A1 (en) 2008-10-09 2010-04-15 Corning Cable Systems (Shanghai) Co., Ltd Fiber optic terminal having adapter panel supporting both input and output fibers from an optical splitter
US8879882B2 (en) 2008-10-27 2014-11-04 Corning Cable Systems Llc Variably configurable and modular local convergence point
WO2010083369A1 (fr) * 2009-01-15 2010-07-22 Adc Telecommunications, Inc. Module à fibre optique, châssis et adaptateur
EP2237091A1 (fr) 2009-03-31 2010-10-06 Corning Cable Systems LLC Terminal à fibres optiques pouvant être assemblé de manière amovible
US8467651B2 (en) 2009-09-30 2013-06-18 Ccs Technology Inc. Fiber optic terminals configured to dispose a fiber optic connection panel(s) within an optical fiber perimeter and related methods
US9547144B2 (en) 2010-03-16 2017-01-17 Corning Optical Communications LLC Fiber optic distribution network for multiple dwelling units
US8792767B2 (en) 2010-04-16 2014-07-29 Ccs Technology, Inc. Distribution device
US20110262143A1 (en) * 2010-04-21 2011-10-27 Nec Laboratories America, Inc. Roadm systems and methods of operation
CN102971653B (zh) 2010-04-27 2015-04-22 爱德龙通讯系统（上海）有限公司 光纤模块和机壳
US8300995B2 (en) 2010-06-30 2012-10-30 Jds Uniphase Corporation M X N WSS with reduced optics size
US8553531B2 (en) * 2010-08-03 2013-10-08 Fujitsu Limited Method and system for implementing network element-level redundancy
US8547828B2 (en) * 2010-08-03 2013-10-01 Fujitsu Limited Method and system for implementing network element-level redundancy
JP5609463B2 (ja) * 2010-09-14 2014-10-22 富士通株式会社 伝送装置及び制御装置、並びに信号線の誤接続検出方法
US9720197B2 (en) 2010-10-19 2017-08-01 Corning Optical Communications LLC Transition box for multiple dwelling unit fiber optic distribution network
US9182563B2 (en) 2011-03-31 2015-11-10 Adc Telecommunications, Inc. Adapter plate for fiber optic module
US8768167B2 (en) * 2011-04-29 2014-07-01 Telcordia Technologies, Inc. System and method for automated provisioning of services using single step routing and wavelength assignment algorithm in DWDM networks
US8842947B2 (en) * 2011-06-03 2014-09-23 Futurewei Technologies, Inc. Method and apparatus for colorless add
US9417401B2 (en) 2011-09-06 2016-08-16 Commscope Technologies Llc Adapter for fiber optic module
EP2582152B1 (fr) * 2011-10-12 2018-08-29 ADVA Optical Networking SE Noeud distant, architecture de réseau et procédé de transmission de données pour réseau à fibre optique, en particulier pour la transmission de données à faible débit
US9219546B2 (en) 2011-12-12 2015-12-22 Corning Optical Communications LLC Extremely high frequency (EHF) distributed antenna systems, and related components and methods
CN102572621A (zh) * 2012-02-02 2012-07-11 中兴通讯股份有限公司 一种光模块及波分复用系统
US10110307B2 (en) 2012-03-02 2018-10-23 Corning Optical Communications LLC Optical network units (ONUs) for high bandwidth connectivity, and related components and methods
US8995832B2 (en) * 2012-04-02 2015-03-31 Nec Laboratories America, Inc. Transponder Aggregator-based optical loopback in a MD-ROADM
WO2013162567A1 (fr) 2012-04-26 2013-10-31 Hewlett-Packard Development Company, L.P. Dalle optique
WO2013164044A1 (fr) 2012-05-04 2013-11-07 Deutsche Telekom Ag Procédé et dispositif pour l'établissement et le fonctionnement d'un réseau modulaire, hautement évolutif, très simple, économique, durable, transparent et à transmission optique pour des capacités de réseau supérieures à 1 pétabit
US9004778B2 (en) 2012-06-29 2015-04-14 Corning Cable Systems Llc Indexable optical fiber connectors and optical fiber connector arrays
JP6007983B2 (ja) * 2012-07-02 2016-10-19 日本電気株式会社 光分岐装置及び光分岐方法
GB2504970A (en) 2012-08-15 2014-02-19 Swan Thomas & Co Ltd Optical device and methods to reduce cross-talk
US9274299B2 (en) 2012-08-29 2016-03-01 International Business Machines Corporation Modular optical backplane and enclosure
US9049500B2 (en) 2012-08-31 2015-06-02 Corning Cable Systems Llc Fiber optic terminals, systems, and methods for network service management
US8768116B2 (en) * 2012-09-28 2014-07-01 Avago Technologies General Ip (Singapore) Pte. Ltd. Optical cross-connect assembly and method
US8909019B2 (en) 2012-10-11 2014-12-09 Ccs Technology, Inc. System comprising a plurality of distribution devices and distribution device
WO2014078940A1 (fr) * 2012-11-26 2014-05-30 Viscore Technologies Inc. Procédés et systèmes de commutation optique passive
CN105324696B (zh) 2012-12-19 2019-05-17 泰科电子瑞侃有限公司 具有逐渐增加的分路器的分配装置
US9054955B2 (en) 2012-12-30 2015-06-09 Doron Handelman Apparatus and methods for enabling recovery from failures in optical networks
FR3002393B1 (fr) * 2013-02-15 2016-06-24 Thales Sa Architecture de transmission d'informations notamment pour application a l'avionique embarquee
FR3002394B1 (fr) 2013-02-15 2015-03-27 Thales Sa Architecture de transmission d'informations a pont notamment pour application a l'avionique embarquee
US10036396B2 (en) 2013-03-08 2018-07-31 Coriant Operations, Inc. Field configurable fan operational profiles
US9497519B2 (en) * 2013-03-18 2016-11-15 Oplink Communications, Inc. Twin multicast switch
US9819436B2 (en) 2013-08-26 2017-11-14 Coriant Operations, Inc. Intranodal ROADM fiber management apparatuses, systems, and methods
US9344187B2 (en) 2013-09-17 2016-05-17 Doron Handelman Apparatus and methods for enabling recovery in optical networks
WO2015126472A2 (fr) 2013-11-11 2015-08-27 Adc Telecommunications, Inc. Module de télécommunications
EP3079274B1 (fr) 2013-12-31 2018-08-01 Huawei Technologies Co., Ltd. Transmetteur optique, méthode de transmission, récepteur optique et méthode de réception
US20160327746A1 (en) * 2014-01-25 2016-11-10 Hewlett-Packard Development Company, L.P. Bidirectional optical multiplexing employing a high contrast grating
US9699074B2 (en) * 2014-04-10 2017-07-04 Fujitsu Limited Efficient utilization of transceivers for shared restoration in flexible grid optical networks
AU2015276109B2 (en) 2014-06-17 2020-11-19 Adc Czech Republic, S.R.O. Cable distribution system
US9395509B2 (en) 2014-06-23 2016-07-19 Commscope Technologies Llc Fiber cable fan-out assembly and method
US9429712B2 (en) 2014-07-23 2016-08-30 Ii-Vi Incorporated Dual-ganged optical switch
WO2016024991A1 (fr) * 2014-08-15 2016-02-18 Hewlett-Packard Development Company, Lp Adaptation de mode optique
WO2016037262A1 (fr) * 2014-09-09 2016-03-17 Viscore Technologies Inc. Réseaux d'interconnexion optique dynamique optiquement répartis à faible latence
US10054753B2 (en) 2014-10-27 2018-08-21 Commscope Technologies Llc Fiber optic cable with flexible conduit
WO2016099531A1 (fr) * 2014-12-19 2016-06-23 Hewlett Packard Enterprise Development Lp Substrats de filtre liés
JP2016161802A (ja) * 2015-03-03 2016-09-05 富士通株式会社 可変光減衰器及び光モジュール
AU2015207954C1 (en) 2015-07-31 2022-05-05 Adc Communications (Australia) Pty Limited Cable breakout assembly
EP3338125A4 (fr) 2015-08-21 2019-04-17 Commscope Technologies LLC Module de télécommunications
US10606009B2 (en) 2015-12-01 2020-03-31 CommScope Connectivity Belgium BVBA Cable distribution system with fan out devices
CN105572818B (zh) * 2015-12-29 2018-09-14 江苏奥雷光电有限公司 多通道并行光发射器件和多模远距离传输系统
EP3408701B1 (fr) 2016-01-28 2023-04-26 CommScope Connectivity Belgium BVBA Enceinte modulaire de telecommunications
CN108604929B (zh) * 2016-01-29 2021-05-25 国立大学法人名古屋大学 光开关装置
CN108780200B (zh) 2016-03-18 2021-05-07 康普技术有限责任公司 光纤电缆扇出管道结构、部件和方法
US10222571B2 (en) 2016-04-07 2019-03-05 Commscope Technologies Llc Telecommunications module and frame
CN107797181B (zh) * 2016-08-31 2020-04-28 华为技术有限公司 光开关矩阵及其控制方法
WO2018044729A1 (fr) 2016-08-31 2018-03-08 Commscope Technologies Llc Dispositif de serrage et de serrage de câble à fibre optique
EP3526633A4 (fr) 2016-10-13 2020-05-20 Commscope Technologies LLC Ensemble de transition de dérivation de fibre optique incorporant une fiche époxy et un soulagement de contrainte de câble
CN108269224B (zh) 2017-01-04 2022-04-01 意法半导体股份有限公司 可重新配置的互连
US10417364B2 (en) 2017-01-04 2019-09-17 Stmicroelectronics International N.V. Tool to create a reconfigurable interconnect framework
US11131822B2 (en) 2017-05-08 2021-09-28 Commscope Technologies Llc Fiber-optic breakout transition assembly
CN109212680B (zh) * 2017-06-30 2021-09-24 住友电气工业株式会社 应用光衰减器的接收器光学组件
CN108828720B (zh) * 2018-05-30 2020-09-15 中国科学院半导体研究所 全交换多模信号光开关架构
CN108761652B (zh) * 2018-05-30 2020-09-15 中国科学院半导体研究所 用于链路内模式交换和链路交换的多模光开关架构
CN110582034B (zh) * 2018-06-11 2022-04-26 台达电子工业股份有限公司 智能定义光隧道网络系统控制器及其控制方法
KR102041589B1 (ko) * 2018-07-26 2019-11-27 (주)코셋 파장다중 양방향 광송수신 장치
CN109991582B (zh) * 2019-03-13 2023-11-03 上海交通大学 硅基混合集成激光雷达芯片系统
US11139898B2 (en) 2019-07-12 2021-10-05 Hewlett Packard Enterprise Development Lp Node-division multiplexing with sub-WDM node ports for pseudo-all-to-all connected optical links
US11593609B2 (en) 2020-02-18 2023-02-28 Stmicroelectronics S.R.L. Vector quantization decoding hardware unit for real-time dynamic decompression for parameters of neural networks
US11381891B2 (en) * 2020-04-30 2022-07-05 Hewlett Packard Enterprise Development Lp Virtual fiber adapter for wavelength-as-a-service communications
US11531873B2 (en) 2020-06-23 2022-12-20 Stmicroelectronics S.R.L. Convolution acceleration with embedded vector decompression
CN113872697B (zh) * 2020-06-30 2023-09-12 华为技术有限公司 光发送机和光调制的方法
EP4009554A1 (fr) * 2020-12-01 2022-06-08 Deutsche Telekom AG Système et procédé de protection contre les défaillances sur la base d'un port défectueux d'un réseau d'agrégation d'un réseau de transport optique

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US615157A (en) * 1898-11-29 Traction-wheel
US5504609A (en) * 1995-05-11 1996-04-02 Ciena Corporation WDM optical communication system with remodulators
US5557439A (en) * 1995-07-25 1996-09-17 Ciena Corporation Expandable wavelength division multiplexed optical communications systems
US5608825A (en) * 1996-02-01 1997-03-04 Jds Fitel Inc. Multi-wavelength filtering device using optical fiber Bragg grating
US5712932A (en) * 1995-08-08 1998-01-27 Ciena Corporation Dynamically reconfigurable WDM optical communication systems with optical routing systems
US5909295A (en) * 1996-11-06 1999-06-01 Li; Jinghui Hybrid bi-directional wavelength division multiplexing device
US6005694A (en) * 1995-12-28 1999-12-21 Mci Worldcom, Inc. Method and system for detecting optical faults within the optical domain of a fiber communication network
US6046833A (en) * 1997-02-10 2000-04-04 Optical Networks, Inc. Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
US6067389A (en) * 1998-07-27 2000-05-23 Lucent Technologies Inc. Wavelength-selective optical cross-connect
US6084694A (en) * 1997-08-27 2000-07-04 Nortel Networks Corporation WDM optical network with passive pass-through at each node
US6101011A (en) * 1997-05-29 2000-08-08 Ciena Corporation Modulation format adjusting optical transponders
US6192172B1 (en) * 1999-08-09 2001-02-20 Lucent Technologies Inc. Optical wavelength-space cross-connect switch architecture
US6288811B1 (en) * 2000-10-17 2001-09-11 Seneca Networks WDM optical communication system with channels supporting multiple data formats
US20010040710A1 (en) * 2000-02-18 2001-11-15 Michael Sharratt Optical communication system
US20020067888A1 (en) * 2000-12-04 2002-06-06 Morozov Valentine N. Spectral power equalizer for wavelength-multiplexed optical fiber communication links

Family Cites Families (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5429803A (en) * 1991-04-18 1995-07-04 Lamina, Inc. Liquid specimen container and attachable testing modules
US5267309A (en) * 1990-11-20 1993-11-30 Alcatel Network Systems, Inc. Telephone line unit having programmable read-only memory
US5555477A (en) * 1992-04-08 1996-09-10 Hitachi, Ltd. Optical transmission system constructing method and system
JP3072047B2 (ja) * 1995-03-22 2000-07-31 株式会社東芝 波長多重光伝送装置および光中継器
JPH08278523A (ja) * 1995-04-05 1996-10-22 Hitachi Ltd 光増幅装置
US5583683A (en) 1995-06-15 1996-12-10 Optical Corporation Of America Optical multiplexing device
US5870216A (en) * 1995-10-26 1999-02-09 Trw Inc. Splitterless optical broadcast switch
US6108113A (en) * 1995-12-29 2000-08-22 Mci Communications Corporation Method and system for transporting ancillary network data
US5774245A (en) * 1996-07-08 1998-06-30 Worldcom Network Services, Inc. Optical cross-connect module
US6005697A (en) * 1996-07-23 1999-12-21 Macro-Vision Communications, L.L.C. Multi-wavelength cross-connect optical network
IT1283372B1 (it) * 1996-07-31 1998-04-17 Pirelli Cavi S P A Ora Pirelli Dispositivo per l'inserimento e l'estrazione di segnali ottici
US5793909A (en) * 1996-09-09 1998-08-11 Lucent Technologies Inc. Optical monitoring and test access module
US5953141A (en) * 1996-10-03 1999-09-14 International Business Machines Corporation Dynamic optical add-drop multiplexers and wavelength-routing networks with improved survivability and minimized spectral filtering
US6201909B1 (en) * 1996-10-25 2001-03-13 Arroyo Optics, Inc. Wavelength selective optical routers
US5881199A (en) 1996-12-02 1999-03-09 Lucent Technologies Inc. Optical branching device integrated with tunable attenuators for system gain/loss equalization
JP3068018B2 (ja) * 1996-12-04 2000-07-24 日本電気株式会社 光波長分割多重リングシステム
US6295149B1 (en) * 1997-01-15 2001-09-25 Pirelli Cavi E Sistemi S.P.A. System and method of telecommunication with wavelength division multiplexing comprising a demultiplexer
US6028689A (en) 1997-01-24 2000-02-22 The United States Of America As Represented By The Secretary Of The Air Force Multi-motion micromirror
JP3013799B2 (ja) * 1997-01-28 2000-02-28 日本電気株式会社 波長多重光伝送用送信装置と受信装置
US6097859A (en) 1998-02-12 2000-08-01 The Regents Of The University Of California Multi-wavelength cross-connect optical switch
US6154587A (en) * 1997-03-21 2000-11-28 Oki Electric Industry Co., Ltd. Optical cross connector apparatus
JP3102379B2 (ja) * 1997-04-30 2000-10-23 日本電気株式会社 波長多重光伝送システム用監視制御方式
KR100265865B1 (ko) 1997-06-16 2000-09-15 윤덕용 광섬유가변형파장필터
US6151157A (en) 1997-06-30 2000-11-21 Uniphase Telecommunications Products, Inc. Dynamic optical amplifier
US5995256A (en) * 1997-09-30 1999-11-30 Mci Communications Corporation Method and system for managing optical subcarrier reception
EP1046070A1 (fr) 1998-01-05 2000-10-25 Corning Incorporated Dispositif de multiplexage optique d'extraction/d'injection
JP3085274B2 (ja) 1998-01-19 2000-09-04 日本電気株式会社 光送信器
US5999288A (en) * 1998-02-02 1999-12-07 Telcordia Technologies, Inc. Connection set-up and path assignment in wavelength division multiplexed ring networks
US6351581B1 (en) * 1998-03-17 2002-02-26 Agere Systems Optoelectronics Guardian Corp. Optical add-drop multiplexer having an interferometer structure
US6169994B1 (en) * 1998-04-02 2001-01-02 Lucent Technologies, Inc. Method for creating and modifying similar and dissimilar databases for use in hardware equipment configurations for telecommunication systems
US6321255B1 (en) * 1998-04-10 2001-11-20 Cisco Technology, Inc. Extensible storage of network device identification information
US6154728A (en) * 1998-04-27 2000-11-28 Lucent Technologies Inc. Apparatus, method and system for distributed and automatic inventory, status and database creation and control for remote communication sites
SE512226C2 (sv) * 1998-06-25 2000-02-14 Ericsson Telefon Ab L M Våglängdsselektiv switch och förfarande för switching av vågländskanaler i ett optiskt nätverk
US6195187B1 (en) * 1998-07-07 2001-02-27 The United States Of America As Represented By The Secretary Of The Air Force Wavelength-division multiplexed M×N×M cross-connect switch using active microring resonators
US6212315B1 (en) 1998-07-07 2001-04-03 Lucent Technologies Inc. Channel power equalizer for a wavelength division multiplexed system
US6449073B1 (en) * 1998-07-21 2002-09-10 Corvis Corporation Optical communication system
US6466341B1 (en) * 1998-08-03 2002-10-15 Agere Systems Guardian Corp. Add/drop filter for a multi-wavelength lightwave system
GB2346280A (en) * 1998-10-22 2000-08-02 Hewlett Packard Co Optical switching interface using transponders
US6272154B1 (en) * 1998-10-30 2001-08-07 Tellium Inc. Reconfigurable multiwavelength network elements
US6256430B1 (en) * 1998-11-23 2001-07-03 Agere Systems Inc. Optical crossconnect system comprising reconfigurable light-reflecting devices
US6192782B1 (en) * 1998-12-31 2001-02-27 John W. Rogers Torque control means for hydraulic motor
US6263123B1 (en) * 1999-03-12 2001-07-17 Lucent Technologies Pixellated WDM optical components
US6587470B1 (en) * 1999-03-22 2003-07-01 Cisco Technology, Inc. Flexible cross-connect with data plane
EP1212686A4 (fr) * 1999-05-26 2009-04-01 Fujitsu Ltd Systeme de gestion d'elements de reseau
US6947670B1 (en) * 1999-06-30 2005-09-20 Lucent Technologies Inc. Optical add/drop arrangement for ring networks employing wavelength division multiplexing
JP2001053753A (ja) * 1999-08-09 2001-02-23 Fujitsu Ltd Ａｔｍネットワークにおける現用／予備回線の切替え方法及びこれを使用するａｔｍ交換機
CA2285128C (fr) * 1999-10-06 2008-02-26 Nortel Networks Corporation Commutateur pour signaux optiques
US6501877B1 (en) * 1999-11-16 2002-12-31 Network Photonics, Inc. Wavelength router
US6192174B1 (en) 1999-12-21 2001-02-20 Dicon Fiberoptics, Inc. Wavelength selection switches for optical application
WO2001067656A1 (fr) * 2000-03-07 2001-09-13 Corning, Inc. Commutateur de protection dans un anneau unique a protection partagee de canal a deux fibres optiques
JP2001268011A (ja) * 2000-03-21 2001-09-28 Fujitsu Ltd 光ノードシステム、及び、スイッチの接続方法
US6631222B1 (en) * 2000-05-16 2003-10-07 Photuris, Inc. Reconfigurable optical switch
EP1162855B1 (fr) * 2000-06-05 2005-12-07 PIRELLI CAVI E SISTEMI S.p.A. Réseau optique à multiplexage en longueur d'onde avec une combinaison de routage par longeurs d'onde et de routage de fibres optiques
US6754174B1 (en) * 2000-09-15 2004-06-22 Ciena Corporation Interface for communications among network elements
US6516105B1 (en) * 2000-10-10 2003-02-04 Teradyne, Inc. Optical backplane assembly and method of making same
US6721509B2 (en) * 2000-12-05 2004-04-13 Avanex Corporation Self-adjusting optical add-drop multiplexer and optical networks using same
US6411412B1 (en) * 2000-12-08 2002-06-25 Seneca Networks WDM optical communication network with data bridging plural optical channels between optical waveguides
US7013084B2 (en) * 2001-02-28 2006-03-14 Lambda Opticalsystems Corporation Multi-tiered control architecture for adaptive optical networks, and methods and apparatus therefor
KR100993182B1 (ko) * 2001-03-16 2010-11-10 포튜리스, 인코포레이티드 파장 분할 다중화 광 스위치를 통해 복수의 광 트랜스듀서를 상호연결하기 위한 방법 및 장치
JP3798642B2 (ja) * 2001-03-26 2006-07-19 富士通株式会社 Ｗｄｍネットワークの管理装置

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US615157A (en) * 1898-11-29 Traction-wheel
US5504609A (en) * 1995-05-11 1996-04-02 Ciena Corporation WDM optical communication system with remodulators
US5557439A (en) * 1995-07-25 1996-09-17 Ciena Corporation Expandable wavelength division multiplexed optical communications systems
US5712932A (en) * 1995-08-08 1998-01-27 Ciena Corporation Dynamically reconfigurable WDM optical communication systems with optical routing systems
US6005694A (en) * 1995-12-28 1999-12-21 Mci Worldcom, Inc. Method and system for detecting optical faults within the optical domain of a fiber communication network
US5608825A (en) * 1996-02-01 1997-03-04 Jds Fitel Inc. Multi-wavelength filtering device using optical fiber Bragg grating
US5909295A (en) * 1996-11-06 1999-06-01 Li; Jinghui Hybrid bi-directional wavelength division multiplexing device
US6046833A (en) * 1997-02-10 2000-04-04 Optical Networks, Inc. Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
US6101011A (en) * 1997-05-29 2000-08-08 Ciena Corporation Modulation format adjusting optical transponders
US6084694A (en) * 1997-08-27 2000-07-04 Nortel Networks Corporation WDM optical network with passive pass-through at each node
US6067389A (en) * 1998-07-27 2000-05-23 Lucent Technologies Inc. Wavelength-selective optical cross-connect
US6192172B1 (en) * 1999-08-09 2001-02-20 Lucent Technologies Inc. Optical wavelength-space cross-connect switch architecture
US20010040710A1 (en) * 2000-02-18 2001-11-15 Michael Sharratt Optical communication system
US6288811B1 (en) * 2000-10-17 2001-09-11 Seneca Networks WDM optical communication system with channels supporting multiple data formats
US20020067888A1 (en) * 2000-12-04 2002-06-06 Morozov Valentine N. Spectral power equalizer for wavelength-multiplexed optical fiber communication links

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7408639B1 (en) 2004-04-23 2008-08-05 Nistica, Inc. Tunable optical routing systems
US7965911B1 (en) 2004-04-23 2011-06-21 Nistica, Inc. Method of operating a tunable optical device
US7639906B1 (en) * 2004-04-23 2009-12-29 Nistica, Inc. Tunable optical communication system
US7257288B1 (en) 2004-04-23 2007-08-14 Nistica, Inc. Tunable optical routing systems
EP1659724A3 (fr) * 2004-11-22 2010-01-13 Fujitsu Limited Réseau optique en anneau pour diffusion prolongée
US7826743B2 (en) 2004-11-22 2010-11-02 Fujitsu Limited Optical ring network for extended broadcasting
US20060110162A1 (en) * 2004-11-22 2006-05-25 Fujitsu Network Communications, Inc. Optical ring network for extended broadcasting
EP1659724A2 (fr) * 2004-11-22 2006-05-24 Fujitsu Limited Réseau optique en anneau pour diffusion prolongée
US20060140625A1 (en) * 2004-12-28 2006-06-29 Fujitsu Limited Optical node and optical add/drop multiplexer
US7711270B2 (en) * 2004-12-28 2010-05-04 Fujitsu Limited Optical node and optical add/drop multiplexer
US8396366B2 (en) * 2008-11-10 2013-03-12 Cisco Technology, Inc. Optical safety implementation in protection switching modules
US20100119223A1 (en) * 2008-11-10 2010-05-13 Cisco Technology, Inc. Optical Safety Implementation in Protection Switching Modules
US8879903B2 (en) 2008-11-10 2014-11-04 Cisco Technology, Inc. Optical safety implementation in protection switching modules
US20100239259A1 (en) * 2009-03-18 2010-09-23 Cisco Technology, Inc. OFDM Transponder Interface With Variable Bit Transfer Rate in Optical Communications Systems
US8218969B2 (en) * 2009-03-18 2012-07-10 Cisco Technology, Inc. OFDM transponder interface with variable bit transfer rate in optical communications systems
US20110262141A1 (en) * 2010-04-21 2011-10-27 Lorenzo Ghioni Innovative architecture for fully non blocking service aggregation without o-e-o conversion in a dwdm multiring interconnection node
US8412042B2 (en) * 2010-04-21 2013-04-02 Cisco Technology, Inc. Innovative architecture for fully non blocking service aggregation without O-E-O conversion in a DWDM multiring interconnection node
US20120082454A1 (en) * 2010-09-30 2012-04-05 Fujitsu Limited Optical network interconnect device
US8948593B2 (en) * 2010-09-30 2015-02-03 Fujitsu Limited Optical network interconnect device
EP2940501B1 (fr) * 2013-06-21 2020-04-29 Huawei Technologies Co., Ltd. Procédé de traitement de trajet optique et appareil associé
US20160140072A1 (en) * 2013-07-30 2016-05-19 Hewlett-Packard Development Company, L.P. Two-dimensional torus topology
US10185691B2 (en) * 2013-07-30 2019-01-22 Hewlett Packard Enterprise Development Lp Two-dimensional torus topology
US20200274735A1 (en) * 2019-02-26 2020-08-27 Ciena Corporation Detection of node isolation in subtended Ethernet ring topologies
US10862706B2 (en) * 2019-02-26 2020-12-08 Ciena Corporation Detection of node isolation in subtended ethernet ring topologies

Also Published As

Publication number Publication date
EP1368923A4 (fr) 2010-01-06
KR20040052492A (ko) 2004-06-23
KR100993500B1 (ko) 2010-11-11
WO2002075998A1 (fr) 2002-09-26
US20020146198A1 (en) 2002-10-10
US7620323B2 (en) 2009-11-17
EP1368924A1 (fr) 2003-12-10
US7469080B2 (en) 2008-12-23
WO2002075403A1 (fr) 2002-09-26
CN1596517A (zh) 2005-03-16
US20020145779A1 (en) 2002-10-10
US7738748B2 (en) 2010-06-15
US9258628B2 (en) 2016-02-09
CN1502183A (zh) 2004-06-02
WO2002075999A2 (fr) 2002-09-26
KR20030083742A (ko) 2003-10-30
CA2441303A1 (fr) 2002-09-26
EP1368924A4 (fr) 2010-01-06
KR20090107549A (ko) 2009-10-13
EP1371162A4 (fr) 2010-01-06
CA2441059A1 (fr) 2002-09-26
US20160142172A1 (en) 2016-05-19
EP1371162A2 (fr) 2003-12-17
US7676157B2 (en) 2010-03-09
AU2002255763A1 (en) 2002-10-03
US20100098406A1 (en) 2010-04-22
CN1672351A (zh) 2005-09-21
CA2441045A1 (fr) 2002-09-26
US6614953B2 (en) 2003-09-02
WO2002075369A3 (fr) 2003-05-01
KR20040000408A (ko) 2004-01-03
JP2005502222A (ja) 2005-01-20
EP1368923A2 (fr) 2003-12-10
US20080166087A1 (en) 2008-07-10
US20090142060A1 (en) 2009-06-04
KR20090106622A (ko) 2009-10-09
JP2004536484A (ja) 2004-12-02
US20020159679A1 (en) 2002-10-31
WO2002075369A2 (fr) 2002-09-26
CN1993915A (zh) 2007-07-04
AU2002254262A1 (en) 2002-10-03
CA2441343A1 (fr) 2002-09-26
US20090196549A1 (en) 2009-08-06
JP2004536485A (ja) 2004-12-02
WO2002075999A3 (fr) 2002-11-21
EP1368923B1 (fr) 2013-04-24
KR100993182B1 (ko) 2010-11-10
CN1993915B (zh) 2010-10-06

Similar Documents

Publication Publication Date Title
US9258628B2 (en) Method and apparatus for transferring WDM signals between different wavelength division multiplexed optical communications systems in an optically transparent manner
US6542268B1 (en) Optical channel cross connect for telecommunication systems in wdm technology (wavelength division multiplexing) having a double spatial switching structure of optical flows strictly not blocking and interposed functional units operating on single channels
US20020186434A1 (en) Transparent photonic switch architectures for optical communication networks
US20100284691A1 (en) Optical routing device and optical network using same
US20040190901A1 (en) Bi-directional optical network element and its control protocols for WDM rings
US7079723B2 (en) Optical wavelength cross connect architectures using wavelength routing elements
US7437075B2 (en) Integrated reconfigurable optical add/drop multiplexer
EP1089479B1 (fr) Multiplexeur d'insertion/extraction pour multiplexage en longueurs d'ondes
US20020145778A1 (en) Wavelength division multiplexed optical communication system having a reconfigurable optical switch and a tunable backup laser transmitter
US20030152072A1 (en) Routing device for all optical networks
US6304351B1 (en) Universal branching unit
US6813408B2 (en) Methods for performing in-service upgrades of optical wavelength cross connects
WO2002021746A2 (fr) Systeme de communication
WO2003009510A1 (fr) Filtrage optique par utilisation d'un noeud d'insertion-extraction
Ghelfi et al. Optical cross connects architecture with per-node add&drop functionality
WO2001074111A1 (fr) Dispositif d'acheminement pour tous reseaux optiques
WO2003043230A1 (fr) Systeme de transmission optique wdm comprenant un reseau reparti de regenerateurs

Legal Events

Date Code Title Description
AS Assignment

Owner name: PHOTURIS, INC., NEW JERSEY

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:STRASSER, THOMAS ANDREW;HANSEN, PER BANG;WAGENER, JEFFERSON L.;REEL/FRAME:013021/0206;SIGNING DATES FROM 20020409 TO 20020410

AS Assignment

Owner name: JURISTA, MR. STEVEN Z., NEW JERSEY

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:PHOTURIS, INC.;REEL/FRAME:014990/0969

Effective date: 20040408

Owner name: JURISTA, MR. STEVEN Z.,NEW JERSEY

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:PHOTURIS, INC.;REEL/FRAME:014990/0969

Effective date: 20040408

AS Assignment

Owner name: MAHI NETWORKS, INC., CALIFORNIA

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:JURISTA, MR. STEVEN Z.;REEL/FRAME:015147/0593

Effective date: 20040608

Owner name: MAHI NETWORKS, INC.,CALIFORNIA

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:JURISTA, MR. STEVEN Z.;REEL/FRAME:015147/0593

Effective date: 20040608

AS Assignment

Owner name: MAHI NETWORKS, INC.,CALIFORNIA

Free format text: SALE DUE TO BANKRUPTCY;ASSIGNOR:PHOTURIS, INC.;REEL/FRAME:016996/0483

Effective date: 20040506

Owner name: MAHI NETWORKS, INC., CALIFORNIA

Free format text: SALE DUE TO BANKRUPTCY;ASSIGNOR:PHOTURIS, INC.;REEL/FRAME:016996/0483

Effective date: 20040506

AS Assignment

Owner name: MERITON NETWORKS US INC.,DELAWARE

Free format text: MERGER;ASSIGNOR:MAHI NETWORKS, INC.;REEL/FRAME:016996/0958

Effective date: 20051110

Owner name: MERITON NETWORKS US INC., DELAWARE

Free format text: MERGER;ASSIGNOR:MAHI NETWORKS, INC.;REEL/FRAME:016996/0958

Effective date: 20051110

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION