224552 ⎘
Optical multiplex systems; Wavelength-division multiplex systems; Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation; Optical medium access at the optical channel layer Wavelength assignment algorithms
SYSTEMS AND METHODS FOR ADAPTIVE TIME AND FREQUENCY DIVISION MULTIPLEXING IN COHERENT PASSIVE OPTICAL NETWORKS
#2AUTOMATED ASE IDLER MANAGEMENT SYSTEM FOR WSS-BASED SPECTRAL FILLING IN OPTICAL LINE SYSTEMS
#3MULTI-LAYER NETWORK SYSTEM AND PATH SETTING METHOD IN MULTI-LAYER NETWORK
#4Partial activation of a media channel on channel holder-based optical links
#5TRANSMISSION DEVICE, TRANSMISSION METHOD, RECEPTION DEVICE, AND RECEPTION METHOD
#6OPTICAL NETWORK UNIT, CENTRAL OFFICE NODE AND METHODS OF CONFIGURING AN OPTICAL NETWORK UNIT
#7END-TO-END SECURE COMMUNICATIONS FOR PRIVILEGED 5G NETWORK TRAFFIC
#8Optical transmission apparatus, optical reception apparatus, optical communication apparatus, optical communication system, and methods of controlling them
#9Wavelength regeneration in a network
#10Optical network system, optical node device, and optical network control method
#11End-to-end secure communications for privileged 5G network traffic
#12Efficient spectrum allocation in a multi-node optical network
#13Transmission device, transmission method, reception device, and reception method
#14Routing and regenerator planning in a carrier's core reconfigurable optical network
#15System and method for performing in-service optical network certification
#16Systems and methods for intelligent edge to edge optical system and wavelength provisioning
#17System and methods for distribution of heterogeneous wavelength multiplexed signals over optical access network
#18Optical network management device, optical network system, optical network management method, and optical network management program
#19Optical node and optical transceiver for auto tuning of operational wavelength
#20Reconfigurable optical router
#21Partial activation of a media channel on channel holder-based optical links
#22Out-of-band communication channel for point-to-multi-point communications
#23Optical transmission apparatus, optical reception apparatus, optical communications apparatus, optical communication system, and methods of controlling them
#24Data transceiving method and device, and wavelength configuration method and device
#25Optical network system, optical node device, and optical network control method
#26Efficient spectrum allocation in a multi-node optical network
#27System and method for performing in-service optical network certification
#28Spectrum coordination in optical line protection to minimize optical transceiver retuning
#29OPTICAL FILTER SYSTEM AND METHOD OF OPERATION
#30Dynamic bandwidth sharing on a fiber loop using silicon photonics
#31Systems and methods for intelligent edge to edge optical system and wavelength provisioning
#32Reachability determination in wavelength division multiplexing network based upon fiber loss measurements
#33Flexible grid optical spectrum transmitter, receiver, and transceiver
#34Flexible grid optical spectrum transmitter, receiver, and transceiver
#35System and method for performing in-service optical network certification
#36Multi-layer network system and path setting method in multi-layer network
#37Reconfigurable optical router
#38Optical transmission apparatus, optical reception apparatus, optical communications apparatus, optical communication system, and methods of controlling them
#39Optical network system, optical node device, and optical network control method
#40Transmission device, control device, and transmission method
#41System and method for performing in-service optical network certification
#42Reachability determination in wavelength division multiplexing network based upon fiber loss measurements
#43Transmission device, transmission method, reception device, and reception method
#44Flexible grid optical spectrum transmitter, receiver, and transceiver
#45System and method for performing in-service optical network certification
#46Routing and regenerator planning in a carrier's core reconfigurable optical network
#47Management of flexible grid and supercarriers in optical networks using a data model
#48Systems and methods to increase capacity in optical networks based on excess margin
#49Systems and methods for intelligent edge to edge optical system and wavelength provisioning
#50Method and tool for service provisioning with improved spectral efficiency in grid-less optical networks
#51Routing and regenerator planning in a carrier's core reconfigurable optical network
#52Wavelength regeneration in a network
#53Method and system for assigning resources in optical transport networks
#54Apparatus, system, and method for ordering and provisioning variable bandwidth capacity on a network
#55Reconfigurable optical router
#56System and method for performing in-service optical network certification
#57Optical transport apparatus, optical demultiplexer, and method of controlling optical demultiplexing
#58System and methods for distribution of heterogeneous wavelength multiplexed signals over optical access network
#59Optical transmission device, optical transmission method and optical transmission system
#60Method, computer program and routing engine for proactive performance-based frequency management
#61Management of flexible grid and supercarriers in optical networks using a data model
#62Multichannel optical transceiver for matching data traffic classes to channel numbers
#63Method and system for assigning modulation format in optical networks
#64Optical port auto-negotiation method, optical module, central office end device, and terminal device
#65Connection between computing devices and a network device via optical signals
#66Apparatus, system, and method for asymmetrical and dynamic routing
#67System and method for performing in-service optical network certification
#68Scheduled light path switching in optical networks and automatic assessment of traffic impairments that would result from adding or deleting a channel in a wavelength-division multiplexed optical communication network
#69Dynamic light channel
#70Management of flexible grid and supercarriers in optical networks using a data model
#71Fronthaul control device and operating method of fronthaul control device, program for controlling allocation of optical wavelength band, and computer-readable recording medium onto which program is recorded
#72Optical line terminal communication method and device with data structure
#73Tunable optical channel slicing and stitching to enable dynamic bandwidth allocation
#74Systems and methods for intelligent edge to edge optical system and wavelength provisioning
#75Path computation based on dynamic performance monitoring systems and methods in optical networks
#76NETWORK CONTROL METHOD, NETWORK CONTROL DEVICE, AND STORAGE MEDIUM
#77Resource allocation via wave-front multiplexing in a PON network
#78Apparatus, system, and method for ordering and provisioning variable bandwidth capacity on a network
#79Scheduled light path switching in optical networks and automatic assessment of traffic impairments that would result from adding or deleting a channel in a wavelength-division multiplexed optical communication network
#80Optical network design and routing
#81Efficient network utilization using optically switched superchannels
#82Communication systems and methods
#83Multichannel optical transceiver for matching data traffic classes to channel numbers
#84Optical network system, optical node device, and optical network control method
#85Multiple-wavelength passive optical network (PON) power saving
#86Gridless optical routing and spectrum assignment
#87Agile resource on demand service provisioning in software defined optical networks
#88System and methods for distribution of heterogeneous wavelength multiplexed signals over optical access network
#89Multi-layer network system and path setting method in multi-layer network
#90Optical communications system with centralized wavelength source
#91Resource allocation in PON networks via wave-front multiplexing and de-multiplexing
#92System and method for communication network service connectivity
#93Apparatus and methods for mitigating wavelength drift in an optical communication network
#94OPTICAL TRANSMITTER, OPTICAL TRANSMISSION DEVICE, AND MAPPING METHOD
#95Apparatus, system, and method for asymmetrical and dynamic routing
#96Optical port auto-negotiation method, optical module, central office end device, and terminal device
#97Information processing apparatus, wavelength defragmentation method, and non-transitory recording medium recording wavelength defragmentation program
#98Optical transmission apparatus, optical transmission system, and method of controlling output of optical signal
#99WAVELENGTH CONFIGURATION METHOD AND APPARATUS FOR MULTI-WAVELENGTH PASSIVE OPTICAL NETWORK, AND MULTI-WAVELENGTH PASSIVE OPTICAL NETWORK SYSTEM
#100Flexible grid optical spectrum transmitter, receiver, and transceiver
#101OPTICAL MODEM
#102Optical line terminal communication method and device with data structure
#103Placement of wavelength shifters in optical networks
#104Apparatus, system, and method for ordering and provisioning variable bandwidth capacity on a network
#105Flexible grid optical spectrum transmitter, receiver, and transceiver
#106Systems and methods to increase capacity in optical networks based on excess margin
#107Path computation based on dynamic performance monitoring systems and methods in optical networks
#108Open shortest path first extensions in support of wavelength switched optical networks
#109Wavelength negotiation method and apparatus of multi-wavelength passive optical network, and multi-wavelength passive optical network system
#110Nonlinear penalty estimation using spectral inversion in optical transport networks
#111Control plane extensions for optical broadcast networks
#112Network controller having predictable analytics and failure avoidance in packet-optical networks
#113Method of allocating wavelength and wavelength allocation device
#114Optical data transmission method and apparatus
#115Optical transmission apparatus, optical reception apparatus, optical communication apparatus, optical communication system, and methods of controlling them
#116Adaptive error correction code for optical super-channels
#117Transport functions virtualization for wavelength division multiplexing (WDM)-based optical networks
#118System and method for performing in-service optical fiber network certification
#119Method and apparatus for transporting a client signal over an optical network
#120DISTRIBUTED WAVE DIVISION MULTIPLEXING SYSTEMS
#121Method for processing optical signal, optical signal sending node and optical node
#122Signal detection circuit and optical transmission equipment
#123Data communication using multiple channels
#124Span-wise spectrum management system and method
#125Multiple-wavelength passive optical network (PON) power saving
#126Method and communication control device for establishing a communication channel in a communication network
#127Optical networks
#128Optical network unit self-calibration in multi-wavelength passive optical network
#129Apparatus and method for selecting a channel to be set to a path in a communication network
#130Method and apparatus for reconfiguring wavelength of optical network unit
#131Hitless multi-carrier spectrum migration method and apparatus
#132Flexible optical spectrum management systems and methods
#133Reversible wavelength channels for optical communication networks
#134SIGNAL PROCESSING METHOD AND BIDIRECTIONAL CWDM RING NETWORK SYSTEM FOR THE SAME
#135Method of configuring automatically wavelength of optical network unit
#136Wavelength selective device, wavelength selective method, and wavelength selective system
#137Methods and apparatus for determining a path in a communications network
#138Margin-based optimization systems and methods in optical networks to unblock superchannels
#139Margin-based optimization systems and methods in optical networks by intentionally reducing margin
#140Margin-based optimization systems and methods in optical networks for capacity boosting
#141Multi-layer virtual infrastructure embedding in software-defined flexible-grid transport networks
#142Demand accommodation changing order determination method
#143Changing the spectral position of a lightpath
#144WSON restoration
#145Wavelength regeneration in a network
#146Station-side apparatus and communication method
#147Grooming multicast traffic in flexible optical wavelength division multiplexing WDM networks
#148Routing for super channel for bandwidth variable wavelength switched optical network
#149Channel establishment method and device
#150Method and apparatus for allocating slots for transmission of data
#151Optical network system, optical switch node, master node, and node
#152Wavelength negotiation method and apparatus of multi-wavelength passive optical network, and multi-wavelength passive optical network system
#153Optical switch fabric for data center interconnections
#154Channel establishment method and device
#155Wavelength configuration method and apparatus for multi-wavelength passive optical network, and multi-wavelength passive optical network system
#156Open shortest path first extensions in support of wavelength switched optical networks
#157Enhanced routing and wavelength assignment techniques for reducing wavelength continuity blocking
#158Coded modulation for small step-size variable spectral efficiency
#159APPARATUS AND METHOD FOR EFFECTIVE DESIGN OF A COMMUNICATION NETWORK ENABLING LARGE-CAPACITY TRANSMISSION
#160Path computation element protocol (PCEP) operations to support wavelength switched optical network routing, wavelength assignment, and impairment validation
#161Method and apparatus for monetizing a carrier network
#162Channel wavelength assignment with transient reduction
#163Apparatus and method for designing a network transmitting wavelength multiplexed optical signals
#164Network Depth Limited Network Followed by Compute Load Balancing Procedure for Embedding Cloud Services in Software-Defined Flexible-Grid Optical Transport Networks
#165Impairment aware path computation element method and system
#166Communication system, master station device, slave station device, control unit, and communication control method
#167Wavelength multiplexing apparatus and method
#168Routing and bandwidth assignment for flexible grid wavelength switched optical networks
#169Channel validation in optical networks using multi-channel impairment evaluation
#170Reconfigurable optical transmitter
#171Crosstalk reduction in optical networks using variable subcarrier spectral allocation
#172Optical network switching using N:N transponder through time-domain multiplexing and burst mode access
#173High-throughput routing in an optical network having a mesh topology
#174Bandwidth allocation device and bandwidth allocation method
#175Optical wavelength path rearranging method, computer product, optical transmission managing apparatus, and optical transmission apparatus
#176Method and apparatus for efficient and transparent network management and application coordination for software defined optical switched data center networks
#177Wavelength real time display on the equipment for WDM optical networking systems with wavelength tunable capability
#178Allocation of spectral capacity in a wavelength-division multiplexing optical network
#179Network fragmentation measurement in an optical wavelength division multiplexing (WDM) network
#180Virtual networking embedding procedure in an optical wavelength division multiplexing (WDM) network
#181Method, system, and apparatus for transmitting data information by using optical signals
#182Method for split spectrum signalling in an optical network
#183Determination device and determination method
#184Method and apparatus for transporting a client signal over an optical network
#185Network system, station-side apparatus, and method of controlling communications
#186Apparatus, system, and method for asymmetrical and dynamic routing
#187Network system, network apparatus, and method of controlling network
#188Opportunistic bandwidth stealing in optical networks
#189Transport functions virtualization for wavelength division multiplexing (WDM)-based optical networks
#190Systems and methods for routing and wavelength assignment for network virtualization
#191Method of configuring an optical path, a path computation engine and an optical communications network node
#192Method and system for providing an external optical data packet to a destination node of a packet optical network
#193Regenerators placement mechanism for wavelength switched optical networks
#194Path selecting method and apparatus
#195Method and apparatus for dynamic wavelength allocation in wavelength switched optical networks
#196Establishing connections in a multi-rate optical network
#197Processing data in an optical network
#198Spectrum aware rate selection procedure for optical channels in flexible WDM networks
#199System and method for performing in-service optical network certification
#200Optical branching and insertion device, network management device, and wavelength selective switch
#201Spectrum efficient optical transport system with superchannels
#202Method for configuring transmission interfaces of devices communicating via a band-pass filter
#203Method of operating a primary optical node and a secondary optical node
#204Wavelength tuning time measurement apparatus and method for multi-wavelength passive optical network
#205Electro-optical switching fabric systems and methods
#206Defragmentation of optical networks
#207Method for routing and spectrum assignment
#208Optical transmission apparatus
#209Method and apparatus for displaying a three dimensional representation of available wavelength paths across a network
#210Reachability matrices spanning multiple domains in an optical network
#211Coherent probe and optical service channel systems and methods for optical networks
#212Network design apparatus
#213Frequency assignment method and apparatus
#2142-step-optimization procedure for routing and wavelength assignment with combined dedicated shared protections in multi-cable multi-fiber optical WDM networks
#215Joint optimization procedure for routing and wavelength assignment with combined dedicated shared protections in multi-cable multi-fiber optical WDM networks
#216Digital subcarrier optical network utilizing digital subcarrier cross-connects with increased energy efficiency
#217Path computation systems and methods in optical networks
#218Wavelength path reallocation method and upper layer path reallocation method
#219Digital subcarrier cross-connect switching
#220Optical switching device using spectral trigger
#221Spectral encoding of an optical label or destination
#222Spectral encoding of an optical label or destination
#223Method and system for energy efficient routing of IP packets over optical backbone networks
#224OPTICAL TRANSCEIVER AND WAVELENGTH INITIALIZATION METHOD USING OPTICAL TRANSCEIVER
#225Apparatus, system, and method for asymmetrical and dynamic routing
#226Method for switching an optical data stream, computer program product and corresponding storage means and node
#227Optical access network
#228Encoding of wavelength converter systems
#229Open shortest path first extensions in support of wavelength switched optical networks
#230Demand accommodation designing system and method
#231Wavelength management in multiple-wavelength passive optical networks
#232Methods and apparatus for traffic management in multi-mode switching DWDM networks
#233Optical transport network system, optical-signal transmission path selecting method, and optical transmission device
#234Layer 1 fast provisioning and right sizing of bandwidth for layer 2/3
#235Path computation element protocol (PCEP) operations to support wavelength switched optical network routing, wavelength assignment, and impairment validation
#236COMMUNICATION SYSTEM AND METHOD FOR MANAGING DATA TRANSFER THROUGH A COMMUNICATION NETWORK
#237Control of token holding in multi-token optical network
#238Methods and apparatuses for DWDM multi-mode switching router and dynamic multi-mode configuration and reconfiguration
#239METHOD AND A NETWORK NODE FOR IMPROVING BANDWIDTH EFFICIENCY IN AN OPTICAL NETWORK
#240Rogue Optical Network Unit Mitigation in Multiple-Wavelength Passive Optical Networks
#241Optical networks
#242Method for optimizing the capacity of optical communication networks
#243Optical network and optical path setup method
#244Apparatus, system, and method ordering and provisioning variable bandwidth capacity on a network
#245Impairment aware path computation element method and system
#246Link setup method for wavelength division multiplexing wavelength passive optical network(WDM PON) system
#247OSS support for control plane technology
#248Superimposed signal detection circuit and optical node equipment
#249Optical spectrum recovery
#250WAVELENGTH DIVISION MULTIPLEXED PASSIVE OPTICAL NETWORK APPARATUS AND METHODS OF CONFIGURATION
#251Network restoration under link or node failure using preconfigured virtual cycles
#252Dynamic advance reservation with delayed allocation
#253Extending path computation element protocol to accommodate routing and wavelength assignment in wavelength switched optical networks
#254ROUTING AND VALIDATION OF PATHS IN A WAVELENGTH SWITCHED OPTICAL NETWORK
#255Method for fast wavelength division multiplexing (WDM) passive optical network (PON) initialization in heterogeneous networks
#256Optical access network system
#257Light path priority in dense wavelength division multiplexed networks
#258Method for establishing an inter-domain path that satisfies wavelength continuity constraint
#259Standby restoration signaling for optical networks
#260System and method for avoiding upstream interference in RF-over-glass network
#261System and method for automated provisioning of services using single step routing and wavelength assignment algorithm in DWDM networks
#262Digital subcarrier optical network utilizing digital subcarrier cross-connects with increased energy efficiency
#263Method and system for an adaptive channel grid of an optical network
#264Method and system for calculating spectrum granularity in flexible grid optical networks
#265Method for traffic grooming, wavelength assignment and spectrum allocation
#266Wavelength assignment in an optical WDM network
#267Distributing wavelength compatible with signaling protocols
#268Optically switched communication network
#269Optical network system
#270Method and apparatus for optical path validation in an optical network
#271Optical transmission apparatus and optical attenuation amount control method
#272Bandwidth variable communication method, bandwidth variable communication apparatus, transmission bandwidth determination apparatus, transmission bandwidth determination method, node apparatus, communication path setting system, communication path setting
#273Optical networks
#274Concatenated optical spectrum transmission systems and methods
#275Optical transport system and optical node
#276Reachability matrices spanning multiple domains in an optical network
#277Resource utilization method and system
#278Path Computation Element System and Method of Routing and Wavelength Assignment in a Wavelength Switched Optical Network
#279Routing, wavelength assignment, and spectrum allocation in wavelength convertible flexible optical wavelength-division multiplexing networks
#280Optical packet switching system and optical packet switching device
#281Optical signal transmission device, optical signal reception device, wavelength division multiplexing optical communication device, and wavelength path system
#282Apparatus and method for operating a wavelength division multiplexing access network
#283Multiple star wavelength division multiplexing passive optical networks using a wavelength assignment method
#284Apparatus and method for scheduling on an optical ring network
#285Upgradable WDM system
#286Data transmission apparatus and method for use in separate-type base station
#287Route search and wavelength allocation method in optical network and device thereof
#288IMPROVEMENTS IN OPTICAL NETWORKS
#289REPRESENTATION OF THE PHYSICAL DEGRADATIONS IN AN OPTICAL COMMUNICATION NETWORK
#290Apparatus and method for rerouting multiple traffics
#291Distributed wavelength conversion control for signaling protocols
#292In-band control mechanism
#293METHODS AND NODE ENTITIES IN OPTICAL NETWORKS
#294Method for complementing dynamic resource-level path computation
#295Method and path computation element for improving service restoration speed in transmission network
#296Wavelength regeneration in a network
#297Systems and methods for multi-layer traffic grooming
#298Optical impairment aware path computation architecture in PCE based network
#299Transponder pool sizing in highly dynamic translucent WDM optical networks
#300System and method for operating transparent node for WDM shared “virtual ring” networks