224577 ⎘
Optical multiplex systems; Wavelength-division multiplex systems; Protection in WDM systems; Optical multiplex section protection Shared protection at the optical multiplex section (1:1, n:m)
OPTICAL PATH ROUTE DESIGN DEVICE AND OPTICAL PATH ROUTE DESIGN METHOD
#2System and methods for distribution of heterogeneous wavelength multiplexed signals over optical access network
#3Optical communications module related systems and methods
#4Coherent gigabit ethernet and passive optical network coexistence in optical communications module link extender related systems and methods
#5Optical communications module related systems and methods
#6Optical transmission apparatus, method for setting wavelength, and optical transceiver
#7Network node and method
#8Feeder fiber and central office redundancy
#9Intelligence-defined optical tunnel network system and network system control method
#10System and methods for distribution of heterogeneous wavelength multiplexed signals over optical access network
#11Optical transmission system, optical transmission apparatus and transmission method
#12System architecture for power control in an optical transmission line
#13Optical communications module link, systems, and methods
#14External network to network interface and optical express power controls
#15Coherent gigabit ethernet and passive optical network coexistence in optical communications module link extender related systems and methods
#16Optical network element for transmitting and/or receiving WDM signals
#17Feeder fiber and central office redundancy
#18Transport network and method
#19Optical communications module link, systems, and methods
#20Apparatus for protecting an optical link
#21System and methods for distribution of heterogeneous wavelength multiplexed signals over optical access network
#22Resilient optical networking
#23Operationally resilient optical network
#24Reconfigurable optical add-drop multiplexer apparatus
#25Optical transmission device, optical transmission system, and optical transmission control method
#26Methods and systems for recovery in coherent optical networks
#27Network protection through excess directions of reconfigurable optical add/drop multiplexor (ROADM)
#28Apparatus and method for optimizing the reconfiguration of an optical network
#29Optimization of photonic services with colorless and directionless architecture
#30Protection in metro optical networks
#31Directionless optical architecture and highly available network and photonic resilience methods
#32Protection channel provisioning method and node equipment
#33Large-capacity fiber optical switching device and optical transmission system
#34Controller, a communication system, a communication method, and a storage medium for storing a communication program
#35Optical line transmission protection system and method
#36Optical transmission apparatus
#37Arrangement at a remote node, a remote node, a central office and respective methods therein for supervision of a wavelength division multiplexed passive optical network
#38Optical repeater complying with redundant configuration
#39Light path characterization, traffic protection, and wavelength defragmentation
#40OPTICAL PROTECTION AND SWITCH ENABLED OPTICAL REPEATING
#41Protection system, method and apparatus for optical network
#42Optical line termination node and passive optical network
#43Optical communications networks, optical line terminations and related methods
#44OPTICAL RING NETWORKS HAVING NODE-TO-NODE OPTICAL COMMUNICATION CHANNELS FOR CARRYING DATA TRAFFIC
#45Colorless, directionless, and gridless optical network, node, and method
#46WDM-TDM PON remote terminal and WDM-TDM PON link protection system
#47Network protection method and device
#48Hybrid switch for optical networks
#49Passive optical network protection method, switchover control device, and passive optical network protection system
#50Optical access network, secondary network side termination node of an optical access network, and method for operating a network side termination node
#51Method for providing protection in an optical communication network against connection failures
#52Shared photonic mesh
#53Maintenance friendly optical fiber switching system
#54Optical network element, optical network, and method of operating an optical network
#551:N sparing of router resources at geographically dispersed locations
#56Transmission apparatus, transmission controlling method, and optical supervisory channel (OSC) processing apparatus
#57Bidirectional multi-wavelength optical signal routing and amplification module
#58WAVELENGTH DIVISION MULTIPLEXING APPARATUS AND DISPERSION COMPENSATING METHOD FOR OPTICAL SIGNAL
#59Optimized directionless optical add/drop module systems and methods
#60MULTIPLE INTERCONNECTED BROADCAST AND SELECT OPTICAL RING NETWORKS WITH REVERTIBLE PROTECTION SWITCH
#61Managed PON repeater and cross connect
#62Apparatus and method for cross-connecting optical path in wavelength division multiplexing system
#63GANGED OPTICAL SWITCH
#64Network protection switching mechanisms and methods of network protection
#65Optical remote node device and support equipment for constructing and extending fiber-optic access networks
#66Method for mesh optical network service restoration
#67Communication recovering system for wavelength division multiplexed passive optical network
#68COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD
#69Method and apparatus for network diagnostics in a passive optical network
#70Directionless optical architecture and highly available network and photonic resilience methods
#71Bidirectional wavelength-division-multiplexed passive optical network
#72OPTICAL SOURCE LINK TRANSMISSION DEVICE AND METHOD
#73DESIGN METHOD FOR WDM OPTICAL NETWORKS INCLUDING ALTERNATE ROUTES FOR FAULT RECOVERY
#74Method, device and system for group optical channel shared protection
#75SELF-HEALING RING-BASED PASSIVE OPTICAL NETWORK
#76Signal distribution module for a directionless reconfigurable optical add/drop multiplexer
#77Optical ring networks having node-to-node optical communication channels for carrying data traffic
#78Modular add/drop multiplexer including a wavelength selective switch
#79Method, Apparatus And System For Optical Channel Group Shared Protection
#80Passive optical network system based on a wavelength protection and protecting backup method thereof
#81Optical communication system, optical communication apparatus, and method of monitoring fault alarm in path section detour
#82Hybrid switch for optical networks
#83System and Method for Protecting an Optical Network
#84Optical transmission device
#85Modular add/drop multiplexer including a wavelength selective switch
#86Method and node apparatus for traffic protection in optical transport network
#87Master/slave multiple path optical switching device
#88Shared high-intensity broadband light source for a wavelength-division multiple access passive optical network
#89Single Fiber Passive Optical Network Wavelength Division Multiplex Overlay
#90Optical communication system
#91Method and system for hybrid protection in optical networks
#92Ring optical transmission network access node
#93Flexible open ring optical network and method
#94Flexible open ring optical network and method
#95Wavelength Division Multiplexed (WDM) Ring Passive Optical Network (PON) with Route Protection for Replacement of Splitter Based Passive Optical Networks
#96Recovery mechanism for 10 GE optical transport network wavelength division multiplexing ring
#97Signaling protocol for p-cycle restoration
#98Flexible node architecture with full protection
#99Common protection architecture for optical network
#100Transmission system and its protection method
#101Method and arrangement for the transmission of working signals and protection signals via optical data networks
#102Optical termination system
#103Resilient packet ring protection over a wavelength division multiplexing network
#104Multiple interconnected broadcast and select optical ring networks with revertible protection switch
#105(D) WDM communications network using back-up light sources
#106Device and method for correcting a path trouble in a communication network
#107Inter-network optical fiber sharing system
#108Optical apparatus and optical cross connect apparatus
#109Self-healing passive optical network
#110System and method for protecting traffic in a hubbed optical ring network
#111Suppression of power transients in optically amplified links
#112System and method for bypassing a faulty node in an optical network
#113All-optical protection signaling systems and methods in optical communication networks
#114Communication recovering system for wavelength division multiplexed passive optical network
#115Optical network for bi-directional wireless communication
#116Protection switching arrangement for an optical switching system
#117Optical fiber protection switch
#118Method and system for monitoring an optical network
#119Design method for WDM optical networks including alternate routes for fault recovery
#120Method for WDM optical networks including alternate routes for fault recovery
#121Optical transmission system including a plurality of optical transmission devices
#122Optical cross connect apparatus and optical transmission system
#123Method of failure protection for digital transmission system in ring configuration, and relevant multiplexing device
#124Protocol and line-rate transparent WDM passive optical network
#125Fiber optic synchronous digital hierarchy telecommunication network provided with a protection system shared on the network
#126Self-healing hierarchical network management system, and methods and apparatus therefor
#127Method and apparatus for a variable rate pipe on a linear connection
#128System, method and apparatus for dynamic path protection in networks
#129Relay transmission apparatus
#130Method and apparatus for multiplexing in a wireless communication infrastructure
#131System and method for communicating traffic between optical rings
#132Signal transceiving method for use in optical ring network and optical node for the same
#133Protection for bi-directional optical wavelength division multiplexed communications networks
#134Optical add/drop device
#135Node device of optical ring network
#136Diagnosis method for standby system of optical ring network
#137Optical-level control method, optical-level control apparatus and wavelength-multiplexing optical network
#138Wavelength division multiplexed (WDM) ring passive optical network (PON) with route protection for replacement of splitter based passive optical networks
#139Method and system configured for providing passive optical network fiber protection
#140Method and apparatus for multiplexing in a wireless communication infrastructure
#141Wavelength-division multiplexed self-healing passive optical network
#142Procedure for sorting flows in a transport network carrying circuit data flows
#143Switching control device for wavelength-division multiplexing optical signal
#144Method of performing protected transmission over a wavelengh-division multiplexed network
#145Optical ring network with optical subnets and method
#146Protected bidirectional WDM network
#147Process of optical WDM bus networking with DWDM expansion for the method of protected point to point, point to multipoint and broadcast connections
#148Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
#149Add/drop module for single fiber wavelength division multiplexing systems
#150Methods for protecting data signals which are being transmitted via optical conductors
#151Coexistence communication infrastructure for dense wavelength division multiplexing and passive optical networks