Patents
Patents for H04J 14 - Optical multiplex systems (27,009)
10/2011
10/20/2011WO2011130036A1 System and method for scheduling timeslots for transmission by optical nodes in an optical network
10/20/2011WO2011128466A1 Method for optimizing optical network traffic by means of advanced simulated annealing techniques
10/20/2011WO2011127959A1 Method and device for transmission and reception of a polarization multiplexed optical signal
10/20/2011US20110255874 Optical signal processing apparatus, optical receiving apparatus, and optical relay apparatus
10/20/2011US20110255871 Mode-Locked Optical Amplifier as a Source for a wdm-WDM Hierarchy Architecture
10/20/2011US20110255870 Optical transceivers for use in fiber optic communication networks
10/20/2011US20110255869 Optical waveguide multiplexer
10/20/2011US20110255868 method and a device of service migration in an automatically switched optical network
10/20/2011US20110255867 Phase selector
10/20/2011US20110255866 System and method for scheduling timeslots for transmission by optical nodes in an optical network
10/20/2011US20110255858 Polarization Demultiplexing Using Independent Component Analysis
10/20/2011US20110255621 Synchronized multipoint-to-point communication using orthogonal frequency division
10/20/2011US20110255554 Signal processing using spectrally phase encoded optical frequency combs
10/19/2011EP2377257A1 Optical communication using polarized transmit signal
10/19/2011CN102224692A Visible ray communication system and method for transmitting signal
10/19/2011CN102224691A Visible ray communication system, transmission apparatus, and signal transmission method
10/19/2011CN102223200A Device for realizing optical fibre wavelength division multiplexing inter-cut of wired television
10/18/2011US8041231 Supervisory controlling method and supervisory controlling system of optical repeater
10/18/2011US8041223 Method and apparatus for establishing system delay time and frame length in time division duplexing system
10/18/2011US8041219 Optical network element with Brillouin effect colorless wavelength shift
10/18/2011US8041218 Setting up a circuit in a network
10/18/2011US8041216 System and method for channel-adaptive error-resilient burst mode transmission
10/18/2011US8041215 ONT discovery in a DWDM hybrid PON LT configuration
10/18/2011US8041213 Optical transmission equipment and optical network
10/13/2011WO2011126317A2 Bidirectional optical transmission and receiving device
10/13/2011US20110249974 Method and apparatus for regulating service of optical synchronous digital hierarchy network
10/13/2011US20110249973 Opto-electronic signal processing methods, systems, and apparatus for optical sensor interrogation
10/13/2011US20110249972 Frame transmission method
10/13/2011US20110249971 Polarization fluctuation compensation device and optical communication system
10/13/2011US20110249970 Inline packet replication in network devices
10/13/2011US20110249969 Power optimization of optical receivers
10/13/2011US20110249968 Fast Transceiver Control Interface
10/13/2011US20110249936 TRANSMITTER PHOTONIC INTEGRATED CIRCUIT (TxPIC) CHIP
10/12/2011EP2375773A1 Random GAP insertion in an optical ring network
10/12/2011EP2375603A1 Clock recovery method and clock recovery arrangement for coherent polarisation multiplex receivers
10/12/2011EP2375602A1 Optical network element and optical transmission system
10/12/2011EP2375595A1 Soliton purifier
10/12/2011EP2375594A1 Pulse roller
10/12/2011EP2375593A1 Optical regenerator comprising a Kerr shutter
10/12/2011EP2375592A2 Optical regenerator comprising a soliton converter
10/12/2011EP2375591A1 Polarization fluctuation compensation device and optical communication system
10/12/2011EP2160045B1 Optical packet communication node
10/12/2011CN102217219A Tunable optical filters
10/12/2011CN102215080A Dynamic protection method for multi-domain optical network
10/12/2011CN102215079A Frequency shift elimination method based on multi-wavelength relevant optical communication system
10/12/2011CN101150375B 码分复用光接入网络系统 Code-division-multiplexed optical access network system
10/11/2011US8036534 Optical transmitter outputting a plurality of signal light with a preset wavelength span
10/11/2011US8036533 Optical transmitter/receiver module
10/11/2011US8036532 Passive optical network system, optical line terminal, and optical network unit
10/11/2011US8036531 Hybrid switch for optical networks
10/11/2011US8036529 Wavelength conversion apparatus in time division multiplexing—passive optical network system based on wavelength division multiplexing system, and optical transmission apparatus and method using the same
10/11/2011US8036527 Apparatus and method for protection switching of optical channel
10/06/2011WO2011123831A1 Transceiver photonic integrated circuit
10/06/2011WO2011122700A1 Wavelength-division-multiplexing passive-optical-network system, subscriber-side termination apparatus, and wavelength changing method
10/06/2011WO2011120978A1 Random gap insertion in an optical ring network
10/06/2011WO2011120789A1 Photonic integrated transmitter
10/06/2011WO2011120343A1 Method and communication node for adjusting bandwidth
10/06/2011WO2011120248A1 Extensible and reconfigurable optical add-drop multiplexer
10/06/2011US20110243563 Binary Modulation Node
10/06/2011US20110243562 Method and apparatus for integrated waveguide transmit-receive isolation, filtering, and circular polarization
10/06/2011US20110243561 Filter, coherent receiver device and coherent receiving method
10/06/2011US20110243560 Passive optical communication network system extendable with codec modules
10/06/2011US20110243558 Optical transmission system and optical transmission method
10/06/2011US20110243557 Method and system for reducing cross-phase modulation in an optical signal
10/06/2011US20110243556 Transceiver phtonic integrated circuit
10/06/2011US20110242963 Systems and methods for orthogonal frequency division multiplexing
10/05/2011EP2373052A2 Binary modulation node
10/05/2011EP2372957A1 Data transmission facility
10/05/2011EP2372936A1 Photonic integrated transmitter
10/05/2011EP2372935A1 Optical switch router
10/05/2011EP2372934A1 Optical network element and optical transmission system
10/05/2011CN202004922U Passive optical network system on wavelength division multiplexing
10/05/2011CN1741432B Optical code division multiplexing communication method and system,coding device and decoding device
10/04/2011US8032034 Optical code communication system
10/04/2011US8032029 Four wave mixing suppression
10/04/2011US8032028 Optical add/drop device
10/04/2011US8032027 Wide free-spectral-range, widely tunable and hitless-switchable optical channel add-drop filters
10/04/2011US8032026 Optical transmission apparatus, optical interface device, and optical transmission method
10/04/2011US8032024 Method and apparatus for multi-band optical switching using multi-pump parametric devices
10/04/2011US8032023 Reconfigurable DWDM wavelength switch based on complementary bandpass filters
10/04/2011US8032016 Agile block downconversion for the distribution of narrowcast services
10/04/2011US8031395 Optical transmission system using Raman amplifier and controlling method thereof
09/2011
09/29/2011WO2011119841A1 Use of subcarrier deactivation in a multi-subcarrier channel to improve reach in an optical network
09/29/2011WO2011119321A1 Tunable receiver
09/29/2011WO2011116597A1 G.709 based multi-stages multiplexing routing control method and gateway network element
09/29/2011WO2011116596A1 Method for calculating multiplexing routing based on g.709 and path calculation device
09/29/2011WO2011116595A1 Method and system for establishing end-to-end service and optical transport network
09/29/2011US20110236023 Signal light processing apparatus, light transmission apparatus, wavelength selection switch, wavelength division multiplexing transmission system, and signal light processing method
09/29/2011US20110236022 Network management system
09/29/2011US20110236021 Passive Optical Networks
09/29/2011US20110236020 Low cost high bit rate transceiving technique for optical networks
09/29/2011US20110236019 Unified switching fabric architecture
09/29/2011US20110236018 In-band control plane and management functionality in optical level one virtual private networks
09/29/2011US20110236017 Methods and Devices for Wavelength Alignment in WDM-PON
09/29/2011US20110236016 Light transmission device, optical relay device, optical wavelength multiplexing transmission appratus, optical switch, and light transmission method
09/29/2011US20110236015 Method of switching optical path, and apparatus thereof
09/29/2011US20110235635 Internet protocol multicast on passive optical networks
09/29/2011DE102010003226A1 Multiplexer/Demultiplexer mit Justierspiegel Multiplexer / demultiplexer with alignment mirrors
09/28/2011EP2369767A2 Low cost high bit rate transceiving technique for optical networks
09/28/2011EP2237453B1 Method and equipment for managing optical channel monitoring in an optical network
1 ... 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 ... 271