Patents
Patents for H04J 14 - Optical multiplex systems (27,009)
10/2009
10/22/2009US20090263134 Dual-filter optical network interface unit and method of removing noise using same
10/22/2009US20090263133 Optical communication network system, parent station optical communication device, and child station optical communication device
10/22/2009US20090263132 Method of introducing an outstation into an optical network and outstation therefor
10/22/2009US20090263131 Method and system for transmitting ethernet data in an optical transport network
10/22/2009US20090263130 Gigabit Passive Optical Network Transmission Convergence Extension for Next Generation Access
10/22/2009US20090263129 High-speed packet/ethernet devices, methods, systems and networks incorporating tunable pluggable optics for packet switching and routing functions, and incorporating gmps as the control plane
10/22/2009US20090263128 Fiber optic multiplex modem
10/22/2009US20090263122 Method and apparatus for network diagnostics in a passive optical network
10/21/2009CN201332400Y Demultiplexer system based on D toggle circuit
10/21/2009CN101562763A Method for realizing smooth transition from TDM-PON system to WDM-PON system
10/21/2009CN101562494A Optical time division multiplexer and manufacturing method
10/21/2009CN101562493A Wavelength-division ring video optical transmitter and receiver
10/21/2009CN101562492A Optical code division multiplex communication module, optical code division multiplex communication system, and communication method
10/21/2009CN101562483A Processes and systems involving optical phase conjugators
10/21/2009CN100553182C Apparatus and method for tracking optical wavelength in WDM passive optical network
10/21/2009CN100552483C Two-dimensional encoder-decoder manufacture method based on sampling grating
10/20/2009US7606500 Scalable transceiver based repeater
10/20/2009US7606494 Optical transmission systems, devices, and methods
10/20/2009US7606493 Optical waveguide and optical multiplexer-demultiplexer
10/20/2009US7606491 ONU management method and optical line termination
10/20/2009US7606490 Adaptive preamble adjustment for burst-mode optical systems
10/20/2009US7606489 System control and management of passive optical networks
10/20/2009US7606488 Wavelength-division-multiplexing optical transmission system and control method thereof
10/20/2009US7606224 Transmission apparatus for making ring switching at SONET/SDH and RPR levels
10/20/2009US7606180 Multichannel ring and star networks with limited channel conversion
10/20/2009CA2279712C An optical filter for use in or with an optical amplifier
10/15/2009WO2009124861A1 Modulation scheme with increased number of states of polarization
10/15/2009US20090257757 Signal identification in optical communications networks
10/15/2009US20090257751 Aggregating Optical Network Device
10/15/2009US20090257750 Optical code division multiplex communication method, system, and module
10/15/2009US20090257749 Upgradeable Passive Optical Network
10/15/2009US20090257748 Optical transmission apparatus and optical transmission method
10/15/2009DE102008017644A1 Vorrichtung und Verfahren zur Übertragung eines optischen Datensignals Apparatus and method for transmitting an optical data signal
10/14/2009EP2109242A1 Upgradeable passive optical Network
10/14/2009EP2109241A1 An electric-optic conversion module, an optic-electric conversion module and a conversion method
10/14/2009EP2109239A2 Method of communicating data in communication systems
10/14/2009EP2109233A1 Modulation scheme with increased number of states of polarization
10/14/2009CN101557542A Upgradeable passive optical network
10/14/2009CN101557540A System for realizing wavelength reuse of self-injection wavelength division multiplexing passive optical network and method thereof
10/14/2009CN101557271A High speed full optical Orthogonal Frequency Division Multiplexing system and method thereof
10/14/2009CN101557270A Full-optical Fourier converter, inverse converter and orthogonal frequency division multiplexing system
10/14/2009CN101557261A Device capable of wave shaping and wavelength transformation to periodic optical pulse
10/14/2009CN100550791C Distributino-type intelligent medium access agreement for dense wave division shared ring-net
10/14/2009CN100549741C Non-black wavelength grouping wave-filtration device and method thereof
10/13/2009US7603037 Ultra-dense wavelength and subcarrier multiplexed optical and RF/mm-wave transmission system
10/13/2009US7603036 System and method for managing network components in a hybrid passive optical network
10/13/2009US7603035 Method and system for a data centric architecture in an optical network
10/13/2009CA2387417C Multi-cavity resonator interferometer
10/08/2009WO2009123572A1 Remote node for wavelength-division-multiplexed passive optical network
10/08/2009WO2009123571A1 A wdm-pon architecture based on externally seeded optical source
10/08/2009WO2009122405A2 Novel ultra low power ofdm receiver components
10/08/2009US20090252505 Phase-modulated signal receiving device
10/08/2009US20090252498 Optical routing and transport acceleration (orta)
10/08/2009US20090252497 Method and apparatus for compensating for polarization mode dispersion (PMD)
10/08/2009US20090252496 Communication network using code division multiplexing technology
10/08/2009US20090252495 Method and apparatus for demultiplexing optical signals in a passive optical network
10/08/2009US20090252494 Method for Transmitting Data Packets With Different Precedence Through a Passive Optical Network
10/08/2009US20090252493 Network node, buffer device, and scheduling method
10/08/2009US20090252492 Optical communication system , and optical communication method and communication unit therefor
10/07/2009EP2107821A2 Network systems and communications equipment
10/07/2009CN101552933A Optical network self-adapting route system for low/middle orbit double-layer satellite and calculating method of agent route
10/07/2009CN101552690A Configuration method, system and node equipment of node maintenance function
10/07/2009CN101552648A Reconfigurable optical add-drop multiplexer structure for realizing 16 channels with multiple orders
10/07/2009CN101552640A Device and method for altering filter coefficients
10/07/2009CN101552638A Optical channel performance monitoring module
10/07/2009CN100547445C Fast dynamic configurable optical grouping caching device in full optical network
10/06/2009US7599624 System and method for switching channels using tunable laser diodes
10/06/2009US7599623 Apparatus and method of managing POTS lines in a PON network
10/06/2009US7599621 Trail engineering in agile photonic networks
10/06/2009US7599619 Wavelength division multiplexed optical communication system having a reconfigurable optical switch and a tunable backup laser transmitter
10/06/2009US7599411 WDM-PON system with optical wavelength alignment function
10/06/2009US7599386 Method for establishing a subscriber connection and a system utilizing the method
10/06/2009US7599110 Raman pump power control for gain flattening
10/06/2009CA2415148C Joint ip/optical layer restoration after a router failure
10/06/2009CA2359604C Optical interleavers/deinterleavers
10/01/2009WO2009117822A1 Protected light source for multiple wavelength division multiplexed passive optical networks (wdm-pons)
10/01/2009US20090245816 Filter coefficient changing apparatus and method
10/01/2009US20090245814 Optical communications
10/01/2009US20090245809 Optical transmission system
10/01/2009US20090245802 System and method for dual wavelength communications of a clock signal
10/01/2009US20090245801 Receiver on a photonic ic
10/01/2009US20090245800 Optical module implemented with tri-plexer optical subassembly
10/01/2009US20090245799 Protected light source for multiple wavelength division multiplexed passive optical networks (wdm-pons)
10/01/2009US20090245798 Optical circuit and receiver circuit
10/01/2009US20090245797 Communication system and apparatus
10/01/2009US20090245796 Optical receiver including a filter on a planar lightwave circuit
10/01/2009US20090245795 High capacity transmitter implemented on a photonic integrated circuit
10/01/2009US20090245794 Controllable Optical Multiplexer
10/01/2009US20090245793 Mapping a Client Signal into Transport Frames
10/01/2009US20090245792 Network systems and communications equipment
10/01/2009US20090245791 Method and System for Fibre Channel and Ethernet Interworking
10/01/2009US20090245790 Passive optical network system and operation method of the same
10/01/2009US20090245782 Network connection device and signal processing method in the network connection device
10/01/2009US20090245781 Apparatus and method for detecting timeslot conflict between optical network units in optical communication network
09/2009
09/30/2009EP2106044A1 Optical transmission system with pre-compensation and post-compensation of waveform distortion
09/30/2009CN101548495A Mechanism for tracking wavelengths in a DWDM network without specialized hardware
09/30/2009CN101547057A Method and device for processing services in optical transfer network
09/30/2009CN101547056A Optical signal division transmission system, optical transmitter, optical receiver
09/30/2009CN100546235C Device, system and method for raising availability of photo-communication wavelength
09/30/2009CN100546133C Mode-locked laser light source and multicarrier light source employing it
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