| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 03/22/2011 | US7912371 Optical transmission device, optical transmission method, and computer product |
| 03/22/2011 | US7912370 Optical power measurement apparatus and optical power measurement method |
| 03/22/2011 | US7912329 Optical-switch testing apparatus, optical-signal switching apparatus, optical-switch testing method, and control method for optical-signal switching |
| 03/22/2011 | US7912138 Timing and symbol alignment in multipoint-to-point communication using orthogonal frequency division multiplexing |
| 03/22/2011 | CA2363365C Optical transmission system having cascaded raman amplifiers which each have a number of pump sources |
| 03/22/2011 | CA2345404C Demultiplexer control system |
| 03/17/2011 | WO2011030897A1 Band-variable communication method, band-variable communication apparatus, transmission band deciding apparatus, transmission band deciding method, node apparatus, communication path setting system, and communication path setting method |
| 03/17/2011 | WO2011029478A1 Operating a laser in an optical component |
| 03/17/2011 | US20110064412 Noise reduction in optical communications networks |
| 03/17/2011 | US20110064411 Method for controlling the center wavelength of at least one narrow band optical channel wdm transmitting device in a wdm network and corresponding wdm transmitting device |
| 03/17/2011 | US20110064410 Color free wdm pon based on broadband optical transmitters |
| 03/17/2011 | US20110064408 Optical signal processing |
| 03/17/2011 | US20110064407 Power save mode for lightpaths |
| 03/17/2011 | US20110064406 Asymmetrical interleaver and deinterleaver |
| 03/17/2011 | US20110064405 Flexible and integrated frame structure design for supporting multiple topologies with visible light communication |
| 03/17/2011 | US20110064404 Network Restoration Under Dual Failures Using Path Protecting Preconfigured Cycles |
| 03/17/2011 | US20110063128 Apparatus and method for monitoring chamber status in semiconductor fabrication process |
| 03/17/2011 | DE10102460B4 Anordnungen und Verfahren zur kanalabhängigen Abschwächung der Pegel einer Mehrzahl optischer Datenkanäle Arrangements and methods for channel-dependent attenuation of the level of a plurality of optical data channels |
| 03/16/2011 | EP2296303A1 Device for controlling the power of a WDM signal whose number of channels varies |
| 03/16/2011 | EP2296302A1 Method for cntrolling the center wavelengh of at least one narrow band optical channel WDM transmitting device in a WDM network and corresponding WDM transmitting |
| 03/16/2011 | CN201766684U Multi-channel digital-analog signal variable wavelength optical transmission device |
| 03/16/2011 | CN101986718A Passive optical network (PON) system as well as optical line terminal (OLT) and wavelength route unit in passive optical network (PON) |
| 03/16/2011 | CN101986576A Optical signal transmitter and method for controlling polarization multiplexed optical signal |
| 03/16/2011 | CN101110660B Method, system and device for updating wavelength division multiplexing system |
| 03/15/2011 | US7907844 Method and apparatus for hitless routing of optical signals in an optical transport network |
| 03/15/2011 | US7907843 Technique of identifying a defective subscriber device in a point-to-multipoint network without stopping normal subscriber devices |
| 03/15/2011 | CA2487177C Multi-wavelength generating method and apparatus based on flattening of optical spectrum |
| 03/15/2011 | CA2301915C Wdm ring transmission system having two hubs |
| 03/10/2011 | WO2011027434A1 Communication system, dispersion slope imparting unit, and communication method |
| 03/10/2011 | WO2011026418A1 Device and method for performing wave band regulation on dispersion compensator |
| 03/10/2011 | WO2011026359A1 Route search and wavelength allocation method in optical network and device thereof |
| 03/10/2011 | WO2011026324A1 Distributed electrical cross device, and system and method thereof for implementing sub-network connection (snc) cascade protection |
| 03/10/2011 | WO2011026287A1 Wavelength division multiplexing filter |
| 03/10/2011 | US20110058816 Transmission module and electronic system utilizing the same |
| 03/10/2011 | US20110058813 Ethernet Passive Optical Network Over Coaxial (EPOC) |
| 03/10/2011 | US20110058812 Optically Enabled Broadcast Bus |
| 03/10/2011 | US20110058811 Method And System For An Asymmetric Optical Phy Operation For Ethernet A/V Bridging And Ethernet A/V Bridging Extensions |
| 03/10/2011 | US20110058810 Optical network unit (onu) and method of operating the onu |
| 03/10/2011 | US20110058809 Thermally optimized microwave channel multiplexing device and signals repetition device comprising at least one such multiplexing device |
| 03/10/2011 | US20110058806 System and Method for Distributed Fault Sensing and Recovery |
| 03/10/2011 | DE102010000126A1 Transmissionsmodul und elektronisches System zu dessen Verwendung Transmission module and electronic system for its use |
| 03/09/2011 | EP2291958A1 Methods of protection sharing in wdm mesh networks |
| 03/09/2011 | CN101984777A Passive optical network system, station equipment in passive optical network system, and a control method thereof |
| 03/09/2011 | CN101984673A Passive optical network and signal transmission method thereof |
| 03/09/2011 | CN101984566A Method and network management system for complex optical network protection switching |
| 03/09/2011 | CN101984565A Multi-channel dual-functional wave multiplexing photoelectric integrated module |
| 03/09/2011 | CN101984561A System and method for detecting optical fiber faults of passive optical network |
| 03/08/2011 | US7904550 Information processing control apparatus, method of delivering information through network, and program for it |
| 03/08/2011 | US7903980 Amplified wavelength broadband video distribution architectures using a phase modulating waveguide |
| 03/08/2011 | US7903979 Low-cost WDM source with an incoherent light injected Fabry-Perot laser diode |
| 03/08/2011 | US7903978 Optical transmission systems and amplifier control apparatuses and methods |
| 03/08/2011 | US7903976 Optical element integrated module |
| 03/08/2011 | US7903975 Optical add-drop multiplexer |
| 03/08/2011 | US7903974 Optical transmission system for transmitting signal of E-band with other bands |
| 03/08/2011 | US7903972 Format converter with smart multitap |
| 03/03/2011 | WO2011023040A1 Information processing method, optical communication device and optical communication system in optical network |
| 03/03/2011 | WO2011022899A1 Fuzzy control method and apparatus for signal receiving part in high speed wavelength division multiplexing system |
| 03/03/2011 | WO2011005597A3 Optical receiver integrated on a substrate |
| 03/03/2011 | WO2011005596A3 Coherent optical receiver |
| 03/03/2011 | US20110052201 Modular colorless and directionless multi-degree reconfigurable optical add/drop multiplexer node with in-service upgradeability |
| 03/03/2011 | US20110052200 Multi-mode multiplexing using staged coupling and quasi-phase-matching |
| 03/03/2011 | US20110052199 Time-Coherent Global Network |
| 03/03/2011 | US20110052198 Optical transmission device, transmission and reception module, optical transmission system, and wavelength dispersion compensation method in optical transmission device |
| 03/03/2011 | US20110052197 Compression of generated optical continuum utilizing higher-order-mode fiber |
| 03/03/2011 | US20110052196 Narrow-band DPSK apparatus, system, method |
| 03/03/2011 | US20110052195 Optical data communication using optical data patterns |
| 03/03/2011 | US20110052193 Network design apparatus, method, and computer product |
| 03/03/2011 | US20110052192 Systems and methods for storing optical data |
| 03/03/2011 | US20110052191 Modular High-Capacity Switch |
| 03/03/2011 | US20110052190 Discovery of an Adjacent Network Element within a Network Data Plane |
| 03/02/2011 | EP2290999A1 Multiple access system for communications network |
| 03/02/2011 | EP2290860A1 A pluggable conversion module for a data transport card of a wavelength division multiplexing system |
| 03/02/2011 | EP2290854A1 Optical communication network system and method of establishing a connection |
| 03/02/2011 | EP2290764A2 Compression of laser generated optical continuum utilizing higher-order-mode fibre |
| 03/02/2011 | EP2289184A1 Optical broadcast systems and methods |
| 03/02/2011 | EP2289182A1 Demultiplexing and multiplexing method and apparatus |
| 03/02/2011 | CN1878422B 光接入网系统 Optical access system |
| 03/02/2011 | CN101983487A Gigabit passive optical network transmission convergence extension for next generation access |
| 03/02/2011 | CN101119174B Method for testing signal-to-noise ratio of wavelength division multiplexing system |
| 03/01/2011 | US7899337 Optical transceiver with gradual stop or start function |
| 03/01/2011 | US7899336 Optical communications device and optical communications system |
| 03/01/2011 | US7899334 Signal distribution module for a directionless reconfigurable optical add/drop multiplexer |
| 03/01/2011 | US7899331 WDM optical transmission system and optical amplifying apparatus |
| 03/01/2011 | US7899330 Compact high-resolution tunable optical filter using optical diffraction element and a mirror |
| 03/01/2011 | US7899329 Transmission system and transmission apparatus |
| 03/01/2011 | US7899328 Method for operating a massive optical network, optical line termination and transmission frame structure |
| 03/01/2011 | US7899326 System for utilizing wavelength reachability and wavelength occupation status information to describe cross-connection capabilities in optical networks |
| 03/01/2011 | US7899066 Distributed intelligence MAC protocols for DWDM ring networks |
| 02/24/2011 | WO2011021976A1 Methods and node entities in optical networks |
| 02/24/2011 | WO2011020697A1 Data processing in an optical network |
| 02/24/2011 | WO2011020503A1 Improvements in optical networks |
| 02/24/2011 | WO2011020502A1 Improvements in optical networks |
| 02/24/2011 | WO2010142285A3 Method and device for transmitting optical information between an emitter station and receiving station via a multi-mode optical wave guide |
| 02/24/2011 | US20110044702 Polarization multiplexed optical transmitter and method for controlling polarization multiplexed optical signal |
| 02/24/2011 | US20110044691 Apparatus and method for detecting optical signals |
| 02/24/2011 | US20110044690 System of devices of which some include an infared remote control interface |
| 02/24/2011 | US20110044689 Method and system for cross-phase-modulation noise reduced transmission in hybrid networks |
| 02/24/2011 | US20110044688 Remotely optically amplified pon system, olt, and rn, and optical amplification and gain-clamping methods of pon system |
| 02/24/2011 | US20110044686 Method and Device for Mapping and Demapping A Client Signal |
| 02/24/2011 | US20110044684 Optical switch and optical waveform monitoring device utilizing optical switch |