Patents
Patents for H04J 14 - Optical multiplex systems (27,009)
04/2007
04/26/2007US20070092251 Hybrid passive optical network using shared wavelengths
04/26/2007US20070092250 Distribution components for a wavelength-sharing network
04/26/2007US20070092249 System and Method for Traffic Distribution in an Optical Network
04/26/2007US20070092248 Highly scalable multi-granular node architecture
04/26/2007US20070091941 Mode-locked laser and optical multi-carrier source using same
04/26/2007DE102005050747A1 Multiplex-Sender für Polymerfaserübertragung und Verfahren zu dessen Herstellung Multiplex transmitter for polymer fiber transmission and process for its preparation
04/26/2007DE102005050739A1 Demultiplex-Empfänger für Polymerfaserübertragung und Verfahren zu dessen Herstellung Demultiplexing receiver for polymer fiber transmission and process for its preparation
04/25/2007EP1777845A1 Service protecting method for optical transmission network and node device
04/25/2007EP1776792A2 System and method for spectral loading an optical transmission system
04/25/2007EP1776788A2 Dispersion management in optical networks using a differential phase shift keying modulation format
04/25/2007EP1597853B1 Method and arrangement for the transmission of working signals and protection signals via optical data networks
04/25/2007EP1346249B1 Optical tapped delay line
04/25/2007CN1953346A Weighted open loop power control in a time division duplex communication system
04/25/2007CN1312865C FTTH system for broadcast/communication convergence using IEEE 1394
04/25/2007CN1312500C Optical mixer including four isolated end port and method for generating mixing pump light
04/24/2007US7209669 Method and apparatus for synchronizing a pulse carver and a data modulator for optical telecommunication
04/24/2007US7209667 Methods of connecting and testing interfaces for CWDM fiber-optic systems
04/24/2007US7209662 Wavelength multiplex transmission device
04/24/2007US7209661 Wavelength multiplexing method and an apparatus thereof
04/24/2007US7209660 Optical communications using heterodyne detection
04/24/2007US7209659 Modular high capacity network
04/24/2007US7209658 Time division multiplex and wavelength division multiplex optical switching node
04/24/2007US7209657 Optical routing using a star switching fabric
04/24/2007US7209656 Management of optical links using power level information
04/24/2007US7209655 Sharing of power level information to support optical communications
04/24/2007US7209654 Optical transmission system
04/24/2007US7209619 Photonic bandgap fibers
04/24/2007US7209612 Two-stage optical bi-directional transceiver
04/24/2007US7209609 Light source apparatus for WDM optical communication and optical communication system
04/24/2007US7209454 Self-configuring distributed switch
04/24/2007US7209436 Method and apparatus for variable rate pipes
04/19/2007WO2007043121A1 Optical signal transmission control device and optical signal transmission control method
04/19/2007WO2007041808A1 Method and apparatus for sampled optical signal monitoring
04/19/2007US20070086781 Bidirectional wavelength cross connect architectures using wavelength routing elements
04/19/2007US20070086780 Optical Logic Gate Based Optical Router
04/19/2007US20070086779 Optical transmission systems and amplifier control apparatuses and methods
04/19/2007US20070086330 Transmission system and its protection method
04/19/2007CA2564658A1 Integrated etched multilayer grating based wavelength demultiplexer
04/18/2007EP1775868A2 Transmission protection system and method
04/18/2007EP1774685A1 Channel power pre-emphasis in wavelength division multiplex optical communication systems
04/18/2007EP1733266A4 Planar waveguide reflective diffraction grating
04/18/2007EP1588512B1 Transmitter and method for transmitting messages on an optical fiber
04/18/2007CN1951051A WDM systems and methods
04/18/2007CN1949688A Marker detector and detecting method
04/18/2007CN1949010A Wavelength tuning device and wavelength tuning method
04/18/2007CN1311650C Method for carrying out infrared data transmission and device using this method
04/18/2007CN1311262C Single-channel folding interleaving device /de-inter leaving device
04/17/2007US7206520 Method and apparatus for interleaved optical single sideband modulation
04/17/2007US7206513 Polarization mode dispersion compensation apparatus using a photonic crystal structure
04/17/2007US7206512 Method of controlling optical wavelength division multiplexing transmission apparatus
04/17/2007US7206511 Optical communications system
04/17/2007US7206510 Ring network using multi-wavelength generator
04/17/2007US7206509 Method and apparatus for temporally shifting one or more packets using wavelength selective delays
04/17/2007US7206508 Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
04/17/2007US7206475 Optical switching apparatus, optical transmission system and method of setting up for optical signal route
04/17/2007US7206124 Gain-providing optical power equalizer
04/12/2007WO2007041051A1 Apparatus for reducing drops in a transmission spectrum due to inter-pixel gaps
04/12/2007WO2007040575A1 System and method for re-using wavelengths in an optical network
04/12/2007WO2007040247A1 Optical receiver, optical communication system, and method
04/12/2007US20070081823 Wavelength-tunable light source and wavelength-division multiplexed transmission system using the source
04/12/2007DE10321936B4 Optisches Kommunikationssystem, Signalweiterleitungseinrichtung und optischer Kommunikationsverbinder An optical communication system, signal transmission device and optical communication connector
04/12/2007DE10121007B4 Multimode-Interferenzkoppler Multimode interference coupler
04/11/2007EP1772983A1 Multimode optical transmission device
04/11/2007EP1363426B1 Multiplexing relay transmission device
04/11/2007EP1362443B1 Regulating radiation component power in wavelength division multiplexed optical communication systems
04/11/2007CN1946242A Method and device for supporting TDM service in light connected network
04/11/2007CN1946014A Non-uniform optical waveband aggregator and deaggregator and hierarchical hybrid optical cross-connect system
04/11/2007CN1946013A Method and system for dispatching service signal node cross
04/11/2007CN1946012A Method and device for dispatching light transmission net signal
04/11/2007CN1946007A Device and its method for mixing and converging data service and SDH service
04/11/2007CN1310455C Light generator for WDM optical communication system
04/11/2007CN1310445C Swap-free optical fiber multiplexing apparatus for relaying protection
04/11/2007CN1310083C Double pump wide band optical fiber parameter amplifier
04/11/2007CN1310047C Optical fiber and light transfer circuit using same
04/10/2007US7203429 Optical transmission system using optical signal processing in terminals for improved system performance
04/10/2007US7203423 Methods and systems for polarization mode dispersion compensation
04/10/2007US7203422 Optical network unit, wavelength splitter, and optical wavelength-division multiplexing access system
04/10/2007US7203421 Littrow grating based OADM
04/10/2007US7203392 Optical apparatus for bidirectional optical communication
04/10/2007US7203385 Optimizing PMD measurements based on temperature for installed fibers
04/10/2007US7202996 Optical amplifier
04/10/2007CA2409118C Optical multiplexer/demultiplexer
04/05/2007WO2007036989A1 Optical signal multiplexing device and optical signal multiplexing method
04/05/2007WO2007036988A1 Optical signal separation device and optical signal separation method
04/05/2007US20070077072 Wavelength division multiplexing apparatus
04/05/2007US20070077070 Optical code division multiplexing receiving device and time gate processing method in optical code division multiplexing receiving device
04/05/2007US20070077069 System and method for communicating optical signals upstream and downstream between a data service provider and subscribers
04/05/2007US20070077068 Time and wavelength-shifted dynamic bidirectional system
04/05/2007US20070077067 Remote management of central office operations
04/05/2007US20070077066 Optical wavelength controlling method and a system thereof
04/05/2007US20070077065 Method for conveying management information
04/05/2007US20070076636 Method and System for Designing Ring-Based Telecommunications Networks
04/05/2007CA2562656A1 Improvements in or relating to optical add/drop multiplexers
04/04/2007EP1770888A2 An optical wavelength controlling method and a system thereof
04/04/2007EP1770887A1 Optical signal transmission apparatus, system and method
04/04/2007EP1769600A1 Path establishment
04/04/2007EP1769599A1 Wavelength selection
04/04/2007EP1479184B1 Apparatus and method for planned wavelength addition and removal in a wavelength division multiplexed system
04/04/2007CN1941955A Wireless base station and communication method therefor
04/04/2007CN1309189C Survival DWDM system method, device and system