| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 02/26/2009 | WO2009005867A3 Method and apparatus for transmitting multiple channels in a wavelength division multiplexed optical communication system |
| 02/26/2009 | US20090052898 Optical transceiver with a plurality of optical subassemblies electrically connected by integrated FPC board with a substrate |
| 02/26/2009 | US20090052897 Passive optical network system and ranging system thereof |
| 02/26/2009 | US20090052895 Optical Node Device, Network Control Device, Maintenance-Staff Device, Optical Network, and 3R Relay Implementation Node Decision Method |
| 02/26/2009 | US20090052894 Pon system and terminal operation registering method |
| 02/26/2009 | US20090052893 Optical Transmission System |
| 02/26/2009 | US20090052892 Communication Network with Co-Routed Multi-Channel Traffic |
| 02/25/2009 | EP2028778A1 Optical add-drop multiplexer |
| 02/25/2009 | EP2028512A2 Optical communication device |
| 02/25/2009 | EP2027662A1 Apparatus and method for transferring optical data in optical switching system |
| 02/25/2009 | CN201199690Y System for parting multi-wavelength optical spectrum of superfluorescence light source |
| 02/25/2009 | CN101374107A Method, equipment and system for establishing and maintaining wavelength path |
| 02/25/2009 | CN101374070A Method, system and control device for protecting multi-section cascade transmission network |
| 02/25/2009 | CN101374022A Novel wired network system |
| 02/25/2009 | CN100464205C Micro-resonance loop channel elective optic switch |
| 02/24/2009 | US7496384 Radio communication system |
| 02/24/2009 | US7496296 Optical transmission path monitoring system, monitoring apparatus therefor and monitoring method therefor |
| 02/24/2009 | US7496295 Optical-inclusive dWDM local area network |
| 02/24/2009 | CA2351808C A method and apparatus for demultiplexing high bit rate optical signals on a dense wavelength grid |
| 02/19/2009 | WO2009023657A2 Dqpsk transmitter with parallel precoder and high-speed dqpsk data stream realignment |
| 02/19/2009 | WO2009022478A1 Method for routing optical communication network node apparatus, and optical communication network node apparatus |
| 02/19/2009 | WO2009022396A1 Method and device for shaping optical waveform |
| 02/19/2009 | WO2008157517A3 Passive optical network system for the delivery of bi-directional rf services |
| 02/19/2009 | WO2008156988A3 Docsis compatible pon architecture |
| 02/19/2009 | US20090047030 Coherent light receiving system |
| 02/19/2009 | US20090047021 Integrated overlay card, optical line terminal and system with integrated overlay card, and methods for operating the system and terminal |
| 02/19/2009 | US20090047020 Onu management method and optical line termination |
| 02/19/2009 | US20090047019 Method and System for Communicating Optical Traffic |
| 02/19/2009 | US20090047018 Method and apparatus for l3-aware switching in an ethernet passive optical network |
| 02/19/2009 | US20090047017 Optical analog/digital conversion method and apparatus thereof |
| 02/19/2009 | US20090047016 Multi-access network terminal, communication method, service-providing method, and revenue-receiving method |
| 02/19/2009 | US20090047012 Optical bypass method and architecture |
| 02/19/2009 | US20090046738 Methods for Characterizing Optical Switches and Multiplexers/Demultiplexers |
| 02/19/2009 | US20090046586 Delay management for distributed communications networks |
| 02/18/2009 | EP2026508A1 Multiple access system for communications network |
| 02/18/2009 | EP2026478A1 Coherent light receiving system |
| 02/18/2009 | EP2025086A1 Tunable bidirectional add/drop multiplexer/demultiplexer for optical transmission systems |
| 02/18/2009 | EP2025080A1 Injection locking type light source which of the noise can be minimized |
| 02/18/2009 | EP2025076A2 Optical communication system and method using optical channels with pair-wise orthogonal relationship |
| 02/18/2009 | EP1783931B1 Photon detecting apparatus and optical communication system |
| 02/18/2009 | CN101371479A Use of beacons in a WDM communication system |
| 02/18/2009 | CN101371470A Optical signal measurement system |
| 02/18/2009 | CN101370315A Sharing type optical packet switching node structure based on inside wavelength |
| 02/18/2009 | CN101370312A Construction method for hybrid switching optical network based on loop circuit |
| 02/18/2009 | CN101369853A Method and apparatus for chromatic dispersion compensation of optimized wavelength passage |
| 02/18/2009 | CN101369851A 相干光接收系统 Coherent optical receiver system |
| 02/18/2009 | CN100463387C Realization device for protecting replace protocol using IP communication mode and its method |
| 02/17/2009 | US7493045 Real time fiber optic matrix switch interconnection |
| 02/17/2009 | US7493044 Methods and apparatus for transmitting data |
| 02/17/2009 | US7493043 ONU management method and optical line termination |
| 02/17/2009 | US7493042 High-speed fiber-to-the-premise optical communication system |
| 02/17/2009 | US7493041 Optical path re-arrangement method for optical communication network |
| 02/17/2009 | US7492791 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system |
| 02/17/2009 | US7492774 Routing of management information messages in transmission networks |
| 02/12/2009 | US20090041471 Remodulating channel selectors for wdm optical communication systems |
| 02/12/2009 | US20090041465 Multispectral laser with improved time division multiplexing |
| 02/12/2009 | US20090041464 Anti Stark Electrooptic Medium and Electrooptically Modulated Optoelectronic Device Based Thereupon |
| 02/12/2009 | US20090041463 Systems And Methods For Providing A Three-Port Reconfigurable Optical Add-Drop Multiplexer With An Improved Edge Profile And Add/Drop Flexibility |
| 02/12/2009 | US20090041462 Optical Band Splitter/Combiner Device Comprising a Three-Arms Interferometer |
| 02/12/2009 | US20090041461 Onu management method and optical line termination |
| 02/12/2009 | US20090041460 Method and apparatus to provide bonded optical network devices |
| 02/12/2009 | US20090041459 Optical fan-out and broadcast interconnect methodology |
| 02/12/2009 | US20090041458 Passive optical network system management |
| 02/12/2009 | US20090041457 Modular WSS-based communications system with colorless add/drop interfaces |
| 02/12/2009 | US20090041456 Wavelength division multiplex signal monitoring system and wavelength division multiplex transmission device equipped with the same |
| 02/12/2009 | US20090040922 Efficient protection mechanisms in a ring topology network utilizing label switching protocols |
| 02/12/2009 | DE102007008320B4 Optischer Zweikanal Drehübertrager Optical two-channel rotary transformer |
| 02/11/2009 | EP2021847A1 Method for designing optimised multi-channel grating structures |
| 02/11/2009 | EP2021844A1 Wdm-based sensor system and sensor interrogation system |
| 02/11/2009 | EP1972084A4 Multiple star wavelength division multiplexing passive optical networks using a wavelength assignment method |
| 02/11/2009 | EP1683284B1 All-optical signal processing method and device |
| 02/11/2009 | CN101366208A Broad- and inter-band multi-wavelength-reference method and apparatus for wavelength measurement or monitoring systems |
| 02/11/2009 | CN101364845A Method and system for optical power adjustment in wavelength-division network |
| 02/11/2009 | CN100461738C Scheduling token-controlled data transmission in communication network |
| 02/11/2009 | CN100461660C Method and system for demultiplexing non-intensity modulated wavelength division multiplexed (WDM) signals |
| 02/11/2009 | CN100461654C Ethernet passive optical network based on Wavelength Division Multiple Access and data transmission method thereof |
| 02/11/2009 | CN100460902C Regulation method and device for residual chromatic dispersion compensation of wavelength-division multiplex system |
| 02/10/2009 | US7490182 Switching control circuit provided with serial to parallel converter and storage unit, and radio communication apparatus using the same |
| 02/10/2009 | US7489879 Laser device for optical data transmission |
| 02/10/2009 | US7489876 Optical transmission system having noise-elimination function |
| 02/10/2009 | US7489872 Optical fiber system and method for carrying both CATV and Ethernet signals |
| 02/10/2009 | US7489869 Passive optical network system and ranging system thereof |
| 02/10/2009 | US7489868 Apparatus for measuring optical beat interference noise in subcarrier multiple access optical network |
| 02/10/2009 | US7489867 VoIP service over an ethernet network carried by a DWDM optical supervisory channel |
| 02/10/2009 | US7489866 Method and apparatus for multiple-homing route diversification for UNI clients |
| 02/10/2009 | US7489840 Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism |
| 02/10/2009 | US7489838 Optical transmitter |
| 02/10/2009 | US7489624 Scanning by remotes in multipoint-to-point communication using orthogonal frequency division multiplexing |
| 02/10/2009 | US7489623 Control modulation in multipoint-to-point communication using orthogonal frequency division multiplexing |
| 02/10/2009 | CA2398531C Optical performance monitoring for dwdm networks |
| 02/05/2009 | US20090034986 Optical communication device |
| 02/05/2009 | US20090034978 Directionless Reconfigurable Optical Add and Drop Mesh Node |
| 02/05/2009 | US20090034977 MULTIPLEXING HIGH SPEED LIGHT EMITTING DIODES (LEDs) |
| 02/05/2009 | US20090034976 Maintaining Correlated Virtual Data Streams Through a Network |
| 02/05/2009 | US20090034975 Methods and apparatuses for handling multiple failures in an optical network |
| 02/05/2009 | US20090034974 Banded Semiconductor Optical Amplifiers and Waveblockers |
| 02/05/2009 | US20090034971 Multiple redundancy schemes in an optical network |
| 02/05/2009 | US20090034970 Optical Switch Controller |
| 02/05/2009 | US20090034969 Correlation apparatus |
| 02/05/2009 | US20090034968 Optical band splitter/combiner and apparatus comprising the same |