Patents
Patents for H04J 14 - Optical multiplex systems (27,009)
04/2013
04/30/2013US8433194 Communications network
04/30/2013CA2604606C Monitoring system, optical transmitting/receiving device and monitoring level setting method
04/30/2013CA2601559C Optical wavelength multiplexing access system
04/25/2013WO2013059486A2 Systems, methods and apparatuses for providing data communication over ethernet passive optical networks
04/25/2013US20130101296 Optical transmitter, optical transmission method, and optical transmission/reception system
04/25/2013US20130101295 Compact tunable optical ofdm source
04/25/2013US20130101294 Methods and systems for synchronous signaling across multiple downstream wavelengths in a passive optical network
04/25/2013US20130101292 Resizing existing traffic flow in optical transport network
04/25/2013US20130101290 Method and apparatus to overcome linewidth problems in fast reconfigurable networks
04/25/2013US20130101289 Switch With Optical Uplink for Implementing Wavelength Division Multiplexing Networks
04/25/2013US20130101288 Optical Switch for Networks Using Wavelength Division Multiplexing
04/25/2013US20130101287 Optical Interface Device for Wavelength Division Multiplexing Networks
04/25/2013US20130101286 Demand accommodation designing system and method
04/24/2013EP2583391A1 Photonic monitoring for optical signals
04/24/2013CN103067089A Fusion system of radio over fiber (ROF) and wavelength division multiplexing passive optical network (WDM - PON), and signal transmission method of the same
04/24/2013CN103067086A Mixed type double-layer optical intelligent sensor network with bidirectional expandability
04/24/2013CN103067073A Management method and device of black link optical interface
04/24/2013CN101835068B Frame transfer device and frame transfer method
04/24/2013CN101771471B Method, device and system for multicarrier polarization multiplex transmission
04/24/2013CN101582734B Access control method in wavelength division multiplexing passive optical network and device thereof
04/24/2013CN101536370B Method and network architecture for upgrading legacy passive optical network to wavelength division multiplexing passive optical network based next-generation passive optical network
04/24/2013CN101458365B Packaging a reconfigurable optical add-drop module
04/24/2013CN101350691B Method and apparatus for service concourse and ADM division-insertion multiplexing
04/23/2013US8428471 Optical access system for dual service network
04/23/2013US8428463 Apparatus and method for controlling a dynamic gain equalizer
04/23/2013US8428462 Self-healing repeater node
04/23/2013US8428461 Apparatus for managing an optical signal
04/23/2013US8428460 Wavelength division multiplexing passive optical network having multiple branches of optical distribution
04/23/2013US8428459 Optical I/O bus system
04/23/2013US8428458 Multi-chassis router with multiplexed optical interconnects
04/23/2013US8428457 Optical passive network system and its operation method
04/23/2013CA2689750C High-power collimating lens assemblies, and methods of reducing the optical power density in collimating lens assemblies
04/18/2013WO2013055548A2 Method and system for managing optical distribution network
04/18/2013WO2013053717A1 Optical network unit
04/18/2013WO2013053382A1 Optical transmission using polarisation diversity
04/18/2013US20130094862 Wavelength Management in Multiple-Wavelength Passive Optical Networks
04/18/2013US20130094861 Wavelength Indication in Multiple-Wavelength Passive Optical Networks
04/18/2013US20130094858 Control of buffering in multi-token optical network for different traffic classes
04/18/2013US20130094856 Methods and apparatus for traffic management in multi-mode switching dwdm networks
04/18/2013US20130094855 Method and system for managing optical distribution network
04/18/2013US20130094853 Multiplexer/demultiplexer and multiplexing/demultiplexing method
04/18/2013CA2850933A1 Method and system for managing optical distribution network
04/17/2013EP2582077A2 Optical system for simultaneous separation of polarisation channels and amplification of orthogonal polarised light signals in a fibre-optic telecommunications system
04/17/2013EP2580895A1 Control layer for multistage optical burst switching system and method
04/17/2013EP2580884A1 Optical access network
04/17/2013CN103053126A Method and apparatus for dynamic wavelength allocation in Wavelength switched optical networks
04/17/2013CN101964926B Light signal transmission method and system
04/17/2013CN101924961B Multi-granular optical cross connection device for core nodes in optical burst switching network
04/17/2013CN101854221B All-optical recognition scheme for dual two-dimensional optical code optical label
04/17/2013CN101848053B All-optical recognition method based on multi-light orthogonal code optical label signal
04/17/2013CN101677258B Method and device for transmitting and receiving polarization multiplex signals and polarization multiplex system
04/17/2013CN101656589B Method and device for optimizing DWDM network channel
04/17/2013CN101383635B Inter-plate channel protection method and device
04/17/2013CN101242232B Method, device and system for transmitting Ethernet signals in optical transmission network
04/16/2013US8422890 Fiber output stabilizer
04/16/2013US8422887 System for redundancy in Ethernet passive optical networks (EPONs)
04/16/2013US8422883 Head-end circuit and remote antenna unit and hybrid wired/wireless network system and transceiving method using thereof
04/16/2013US8422390 Method and apparatus for transporting deterministic traffic in a gigabit passive optical network
04/16/2013CA2595628C Method for the optical transmission of polarization multiplex signals
04/14/2013CA2792172A1 System of at least one assembly comprising at least one integrated circuit, the said integrated circuits being interconnected according to a matrix architecture, featuring at least one optical interconnection
04/11/2013WO2013052178A2 An aerial platform system, and related methods
04/11/2013WO2013049942A1 High efficiency mono-order concave diffraction grating
04/11/2013US20130089332 Optical fiber-based distributed communications components, systems, and methods employing wavelength division multiplexing (wdm) for enhanced upgradability
04/11/2013US20130089331 Optical line terminal in time division multiple access passive optical network and method for processing optical signal thereof
04/11/2013US20130089329 Method and apparatus for providing converged services
04/11/2013US20130089328 Methods and apparatus for extending mac control messages in epon
04/11/2013US20130089327 Polarization Switching for Optical Fiber Communications
04/11/2013US20130089326 Nonbinary ldpc coded modulation without bandwidth expansion for high-speed optical transmission
04/11/2013US20130089323 Optimal Combined 2R/3R Regenerators Placement Method for Line Network Topologies in Optical WDM Networks
04/11/2013US20130089321 Method and apparatus for implementing self-adaption of cross granularity in optical transport network
04/11/2013US20130089319 Optical Wavelength Division Multiplex (WDM) Transmission System
04/11/2013US20130089317 Method and system for hybrid multi-layer mesh restoration in a communication network
04/10/2013EP2579484A1 Method of generating PM iNRZ-xPSK modulation format
04/10/2013EP2579483A1 Multi-mode optical transmission system
04/10/2013EP2579481A2 Method, system and node device for monitoring performance of wavelength channel
04/10/2013EP2579479A1 Method and equipment for adjusting filter bandwidth of optical apparatus
04/10/2013EP2577898A1 Configuring a path in an optical communications network
04/10/2013EP2577891A1 Optical fiber -based distributed communications system and method employing wavelength division multiplexing (wdm) for enhanced upgradability
04/10/2013CN202872792U A multi-wavelength single-port transmitting and receiving optical device using silicon photon integration technology
04/10/2013CN202872791U A high-speed optical communication transmitting and receiving module using silicon photon integration technology
04/10/2013CN202872790U System using mode multiplexing of multimode optical fiber to simultaneously transmit a plurality of signals
04/10/2013CN103039027A Path computation element system and method of routing and wavelength assignment in a wavelength switched optical network
04/10/2013CN103034016A All-optical analog-to-digital conversion design method
04/10/2013CN101808254B Static routing and wavelength allocation method based on layered graph
04/10/2013CN101729186B Device and method for controlling transient effect in erbium-doped fiber amplifier (EDFA)
04/10/2013CN101562494B Optical time division multiplexer and manufacturing method
04/09/2013US8417126 Polarization multiplexing transmitter and transmission system
04/09/2013US8417119 Customer premises optical network unit and optical transmission system
04/09/2013US8417118 Colorless dense wavelength division multiplexing transmitters
04/09/2013US8417117 DWDM and CWDM hybrid PON system and method
04/09/2013CA2538309C Optical network architecture for simultaneous transport of analog video signals and ethernet data
04/04/2013WO2013049322A2 System and method for communicating optical signals via communication cable medium
04/04/2013WO2013048691A1 Transmitter and method for optical transmission
04/04/2013WO2013048119A1 Method for sharing optical fiber for cloud-based wired and wireless access network, and system and apparatus for same
04/04/2013WO2013046047A1 Techniques for generating low rate data patterns compliant with passive optical networks
04/04/2013WO2013045521A1 A system and a method to perform spectrum allocation in an optical network
04/04/2013WO2013045499A1 System for interconnecting nodes attached to a passive optical network
04/04/2013WO2013045423A1 Method of generating pm inrz-xpsk modulation format
04/04/2013WO2013045291A1 Method of detecting a transmission fault in an optical network
04/04/2013WO2013044967A1 Adding new alternative paths for restoration in wson network
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