| Patents for H04J 14 - Optical multiplex systems (27,009) |
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| 06/02/2009 | US7542679 Optical transmission systems, devices, and method |
| 06/02/2009 | US7542677 Dispersion compensation method in optical communication system having optical add drop multiplexing capability |
| 06/02/2009 | US7542676 Fibre channel transparent switch for mixed switch fabrics |
| 06/02/2009 | US7542675 Optical switch with power equalization |
| 06/02/2009 | US7542653 Passive fiber organizer for mesh network node interconnections |
| 06/02/2009 | US7542634 Low loss, noise filtering multiplexer/demultiplexer for reconfigurable OADMs |
| 06/02/2009 | US7542479 Transfer device for implementing multi-port service convergence and method thereof |
| 06/02/2009 | CA2450152C Method and system for multi-level power management in an optical network |
| 06/02/2009 | CA2330185C Cdma communication system |
| 05/28/2009 | WO2009067341A1 Raman cancellation and management in catv transport and distribution via rf spectrum inversion |
| 05/28/2009 | WO2009065314A1 An optical modulation system and method |
| 05/28/2009 | WO2009065186A1 Data stream upgrade apparatus and method |
| 05/28/2009 | WO2009015181A3 System and method for generating a visual representation of a wavelength division multiplexing optical network and nodes thereof |
| 05/28/2009 | US20090136239 Optical Signal Transmission Control Apparatus and Optical Signal Transmission Control Method |
| 05/28/2009 | US20090136230 System and Method for Managing Wavelength Drift in an Optical Network |
| 05/28/2009 | US20090136229 Method and System for Transmitting Information in an Optical Communication System Using Distributed Amplification |
| 05/28/2009 | US20090136189 Devices and methods for all-optical processing and storage |
| 05/27/2009 | EP2063563A2 Optical transmission system and optical node |
| 05/27/2009 | EP2063562A1 Photonic cross-connect |
| 05/27/2009 | EP2062076A1 Method and system for grating taps for monitoring a dwdm transmitter array integrated on a plc platform |
| 05/27/2009 | CN101444017A Passive optical network based on reflective semiconductor optical amplifier |
| 05/27/2009 | CN101442692A Data transmission method, system and apparatus |
| 05/27/2009 | CN101442426A Method for configuring optical fiber connection data of WDM business |
| 05/27/2009 | CN101442377A Passive optical network system and transmission method and equipment thereof |
| 05/27/2009 | CN101442376A Optical transmission system and optical node |
| 05/27/2009 | CN101442366A Light modulation system and method |
| 05/27/2009 | CN100493013C System and method for retrieving computed paths from a path computation element using a path key |
| 05/27/2009 | CN100492958C Device of line attenuation self adaption and path equilibrium automatic adjustment of light interleave multiplexer |
| 05/27/2009 | CN100492957C Optical signal converting apparatus, optical communication network and usage thereof |
| 05/27/2009 | CN100492073C Wave-division multiplexing transmission path and dispersion compensation optical fiber |
| 05/26/2009 | US7539775 Communications system, and communication device and network management device, which are used therein |
| 05/26/2009 | US7539419 Optical transmission system for radio access and high frequency optical transmitter |
| 05/26/2009 | US7539418 Integrated ring modulator array WDM transceiver |
| 05/26/2009 | US7539417 Optical transmission system |
| 05/26/2009 | US7539416 Optical network terminal and wavelength division multiplexing based optical network having the same |
| 05/26/2009 | US7539415 Optical packet communication system using labeling of wavelength-offset polarization-division multiplexing |
| 05/26/2009 | US7539414 Optical network with a void filling protocol independent of bit rate |
| 05/26/2009 | US7539413 Observation apparatus and observation system |
| 05/26/2009 | US7539210 Dynamic routing in packet-switching multi-layer communications networks |
| 05/26/2009 | US7539126 Ranging and round trip delay timing adjustment in a multi-point to point bidirectional communication system |
| 05/26/2009 | CA2535964C Method and apparatus for suppression of crosstalk and noise in time-division multiplexed interferometric sensor systems |
| 05/26/2009 | CA2441934C Reconfiguration optical add-drop multiplexers |
| 05/26/2009 | CA2416082C Method of and system for the transfer of sonet traffic across a packet network |
| 05/22/2009 | WO2009063242A1 Optical fibre network |
| 05/22/2009 | WO2009062237A1 In-band osnr monitor with pmd insensitivity |
| 05/21/2009 | US20090129785 Optical amplifying device and optical transmission system |
| 05/21/2009 | US20090129781 Optical communication apparatus, optical communication method, and optical communication system |
| 05/21/2009 | US20090129780 Optical signal synchronizer |
| 05/21/2009 | US20090129779 Multiplex delay unit |
| 05/21/2009 | US20090129778 Raman cancellation and management in catv transport and distribution via rf spectrum inversion |
| 05/21/2009 | US20090129776 Wavelength-selective switch and method for channel-by-channel switching for a wavelength-selective switch |
| 05/21/2009 | US20090129775 Optical packet switching apparatus and methods |
| 05/21/2009 | US20090129774 Distributed Terminal Optical Transmission System |
| 05/21/2009 | US20090129772 Shared mesh signaling method and apparatus |
| 05/21/2009 | US20090129770 Light transmission device and method of setting light input break detection threshold value |
| 05/21/2009 | US20090128891 Optical fiber amplification system |
| 05/21/2009 | CA2644351A1 Photonic cross-connect |
| 05/20/2009 | EP2060039A2 Color based network security |
| 05/20/2009 | CN201243288Y Monitoring module and optical module with the same |
| 05/20/2009 | CN101438517A Photoelectric field receiver, light multivalued signal receiver and light conveying system |
| 05/20/2009 | CN101438192A Planar lightwave filter with mixed diffraction elements |
| 05/20/2009 | CN101437178A Light packet switching structure based on light code division multiplexing |
| 05/20/2009 | CN101436948A SCM/Ethernet composite PON network and method for bearing VoD business |
| 05/20/2009 | CN101436906A Apparatus and method for optimizing differential phase-shift-keyed optic transmission system |
| 05/20/2009 | CN100490366C Communication method for optical communication multiplex device for vehicle |
| 05/20/2009 | CN100490364C Light signal converter, light encoder, light decoder and CDMA communication |
| 05/20/2009 | CN100489580C Rectangular, micro annular resonant cavity type light filter |
| 05/19/2009 | US7536110 Optical transmission system for substantially equalizing the output signal level among frequency bands and substantially lowering the signal-to-noise ratio |
| 05/19/2009 | US7536104 Tree optical transmission network |
| 05/19/2009 | US7536103 Reconfigurable optical switching system |
| 05/19/2009 | US7536100 POP-to-POP optical wavelength protection in a communication system |
| 05/19/2009 | US7535837 Optical packet transmission |
| 05/19/2009 | US7535822 Synchronization of remote units for a communication network |
| 05/14/2009 | WO2009059635A1 Allocation of transmission power in an optical communication system |
| 05/14/2009 | US20090123164 Wave-division multiplexing telecommunications system and method |
| 05/14/2009 | US20090123154 Detecting presence of rogue onu |
| 05/14/2009 | US20090123153 Phase shift keyed high speed signaling |
| 05/14/2009 | US20090123152 Optical switching device and optical receiver |
| 05/14/2009 | US20090123151 Adaptive ONT for a PON Network |
| 05/14/2009 | US20090123146 Packet Optical Channel Sharing Protection Method Device And System Thereof |
| 05/14/2009 | US20090122883 Follow-up synchronization to maintain synchronization throughout transmission |
| 05/14/2009 | US20090122881 Follow-up synchronization to maintain synchronization throughout transmission |
| 05/13/2009 | EP2058963A1 Method controlling optical amplifiers |
| 05/13/2009 | EP2058962A1 Wavelength-tunable transmitter with integrated filtering for a (D)WDM-optical communication network, and corresponding transponder |
| 05/13/2009 | EP1374451B1 Wdm channel monitoring system and method |
| 05/13/2009 | EP1081880B1 Wdm transmission repeater, wdm transmission system and wdm transmission method |
| 05/13/2009 | CN101431700A Caching apparatus of output type circulating sharing optical packet switching network |
| 05/13/2009 | CN101431386A Cascade type optical label encoding/decoding method and codec |
| 05/13/2009 | CN101431374A Transmission device and method for optical partial response system |
| 05/13/2009 | CN101431373A Signal processing method, junction centre, base station and network system |
| 05/13/2009 | CN101430673A Apparatus for access and control of multiple MSA24 optical modules by CPU |
| 05/13/2009 | CN100488093C Luminous power equalizer and method thereof |
| 05/13/2009 | CN100488083C Service scheduling device in optical communication network and method thereof |
| 05/13/2009 | CN100487507C Gain flattening utilizing a two-stage erbium-based amplifier |
| 05/12/2009 | US7532826 Optical demultiplexer and receiver assembly |
| 05/12/2009 | US7532817 Fiber optic link protection apparatus |
| 05/12/2009 | US7532566 Use of identifier of remote unit for downstream signals |
| 05/07/2009 | WO2009057123A2 Ultra wideband transceiver architecture and method |
| 05/07/2009 | WO2009056072A1 Distributed wavelength assignment using signaling protocols in wavelength switched optical networks |
| 05/07/2009 | WO2009056054A1 Path computation element method to support routing and wavelength assignment in wavelength switched optical networks |