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