Patents for H04B 10 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication (73,125) |
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12/28/2006 | WO2006136997A1 Communication network system |
12/28/2006 | WO2006136811A1 Optical transmission system |
12/28/2006 | WO2006136130A1 Method for the raman amplification of optical signals and transmission system |
12/28/2006 | WO2006136126A1 Dynamic data-rate adaptive signal processing method in a wireless infra-red data transfer system |
12/28/2006 | WO2006136093A1 Method and system for automatically providing and adjusting optical channel concatenation |
12/28/2006 | WO2006136072A1 A method for processing channel failure in automatically switched optical network |
12/28/2006 | WO2006116554A3 System and method for increasing spectral efficiency, capacity and/or dispersion limited reach of modulated signals in communication links |
12/28/2006 | WO2006071565A3 Optical supervisory channel for high span loss optical communication systems |
12/28/2006 | WO2006050067A3 System and method for providing two-way communication of quantum signals, timing signals, and public data |
12/28/2006 | WO2006044165A3 Optical add/drop multiplexer with reconfigurable add wavelength selective switch |
12/28/2006 | WO2006042298A3 Systems and methods for photo-mechanical hearing transduction |
12/28/2006 | WO2005096540A8 Autocalibration for qkd systems |
12/28/2006 | US20060294217 System and method for managing communication links |
12/28/2006 | US20060291870 Signal identification in optical communications networks |
12/28/2006 | US20060291869 Transmitter frequency peaking for optical fiber channels |
12/28/2006 | US20060291868 Optical communications using multiplexed single sideband transmission and heterodyne detection |
12/28/2006 | US20060291866 Attenuation and calibration systems and methods for use with a laser detector in an optical communication system |
12/28/2006 | US20060291865 Optical network |
12/28/2006 | US20060291864 Establishment and maintenance of optical links between optical transceiver nodes in free-space optical communications networks |
12/28/2006 | US20060291863 Method and apparatus for transporting ethernet and radio frequency signals in fiber-optic system |
12/28/2006 | US20060291861 WDM PON with interleaver |
12/28/2006 | US20060291860 Method and system for avoiding amplified spontaneous emission loops in an optical network |
12/28/2006 | US20060291859 Automated optical transport system |
12/28/2006 | US20060291858 Bi-directional compound-WDM fiberoptic system architecture with redundancy protection for transmission of data, voice and video signals |
12/28/2006 | US20060291857 Method and apparatus for testing optical network equipment |
12/28/2006 | US20060291856 Measuring system comprising an intelligent sensor head and having a reduced power consumption for medium-voltage or high-voltage systems or in mining, and method therefor |
12/28/2006 | US20060291781 Configurable dispersion compensation trimmer |
12/28/2006 | DE102005037580B3 Data transmitting method for data/communication network, involves transmitting data of two different types in two concatenated groups and characterizing groups through entry into field pertaining to link capacity adjustment scheme protocol |
12/27/2006 | EP1737150A2 Communication system and timing control method |
12/27/2006 | EP1737149A2 Multi-band hybrid SOA-Raman amplifier for CWDM |
12/27/2006 | EP1737148A2 Laser device for optical packet data transmission in burst mode systems |
12/27/2006 | EP1737147A1 Low speed rate traffic signal transmission method in optical transmission network and device |
12/27/2006 | EP1737146A1 A system and a method for transmission of information |
12/27/2006 | EP1736806A1 Method for determining the performance of a heterogeneous optical transmission system |
12/27/2006 | EP1735927A2 Passive optical network and ultrawide band adapter |
12/27/2006 | EP1735926A2 Out-of-band data communication between network transceivers |
12/27/2006 | EP1735585A1 System and method for checking mechanical pieces, with wireless signal transmission |
12/27/2006 | EP1570626A4 Distributed digital antenna system |
12/27/2006 | EP1559215B1 Receiver for angle-modulated optical signals |
12/27/2006 | EP1522150B1 Information retrieval system based on position of the light source |
12/27/2006 | EP1264424B1 Method and apparatus for interleaved optical single sideband modulation |
12/27/2006 | EP1204227B1 Optical communication system and terminal device |
12/27/2006 | CN2852541Y Communication apparatus for realizing millimeter wave FSK using optical fibre grating |
12/27/2006 | CN2852233Y Optical network card for 650nm plastic optical fibre transmission system |
12/27/2006 | CN2852155Y Large-dynamic micro-mechanical variable optical attenuator |
12/27/2006 | CN2852154Y Universal clamp for detecting optic fiber patch cord |
12/27/2006 | CN1885958A Method for generating signal flow graph |
12/27/2006 | CN1885957A Method for obtaining protection path information |
12/27/2006 | CN1885944A Method and apparatus for carrying out control on CATV service in kilomega bit Ethernet EPON |
12/27/2006 | CN1885756A Light-carried wireless ROF system and its realizing method |
12/27/2006 | CN1885751A Multi-band hybrid SOA-Raman amplifier for CWDM |
12/27/2006 | CN1885750A Far-end RF module and its method for transmitting signal |
12/27/2006 | CN1885749A Novel communication network topology structure for power electronic system |
12/27/2006 | CN1292276C Micro-motor variable light attenuator |
12/27/2006 | CN1292272C Method for constructing feedback delay of optical fiber line and full optical fiber white light interference system made thereof |
12/26/2006 | US7155134 Pulse amplitude modulated transmission scheme for optical channels with soft decision decoding |
12/26/2006 | US7155133 Avalanche photodiode controller circuit for fiber optics transceiver |
12/26/2006 | US7155132 Dynamic distortion control |
12/26/2006 | US7155131 Optical communication devices, light emission devices and optical communication methods |
12/26/2006 | US7155130 NRZ-to-RZ conversion for communication systems |
12/26/2006 | US7155129 Steerable free space optical interconnect apparatus |
12/26/2006 | US7155128 Decorrelation of WDM signals |
12/26/2006 | US7155127 Optical communication system, optical communication unit, and optical transceiving package |
12/26/2006 | US7155124 Loss-less architecture and method for wavelength division multiplexing (WDM) optical networks |
12/26/2006 | US7155123 Method and apparatus for locating faults in an optical network |
12/26/2006 | US7155122 Channel identification in communications networks |
12/26/2006 | US7155121 Method and apparatus for providing controlled impairments to an optical transport system |
12/26/2006 | US7155086 Optical signal processing device using optical gate |
12/26/2006 | US7155084 Bidirectional wavelength cross connect architectures using wavelength routing elements |
12/26/2006 | US7155078 Optical transmission network with transmitter photonic integrated circuit (TxPIC) utilizing an optical service channel (OSC) |
12/26/2006 | US7155071 Device for Mach-Zehnder modulator bias control for duobinary optical transmission and associated system and method |
12/26/2006 | US7154924 Method for configuring a laser operating system |
12/26/2006 | US7154668 Wavelength dependent optical attenuator and variable attenuation profile controller |
12/26/2006 | US7154665 Optical performance monitoring using a semiconductor optical amplifier |
12/26/2006 | US7154663 Dispersion compensating fiber for S-band discrete Raman amplifier |
12/26/2006 | US7154662 Broadband Raman amplifier |
12/26/2006 | US7153034 Method of constructing an optical transmission line and an optical transmission line |
12/23/2006 | CA2550633A1 Multi-band hybrid soa-raman amplifier for cwdm |
12/21/2006 | WO2006135139A1 Optical node unit having multiplexing function in hybrid fiber coaxial cable and method for the same |
12/21/2006 | WO2006092601A3 Acoustooptic modulator |
12/21/2006 | WO2006078364A3 Single sideband optical transmitter |
12/21/2006 | WO2005119942A3 Optical wireless communications using ultra short light pulses and pulse shaping |
12/21/2006 | WO2005109333A3 Quantum optical state converter |
12/21/2006 | US20060285856 Optical transmission system using in-line amplifiers |
12/21/2006 | US20060285855 Clock recovery from an optical signal with polarization impairments |
12/21/2006 | US20060285854 Clock recovery from an optical signal with dispersion impairments |
12/21/2006 | US20060285853 Optical signal generating circuit and optical transmission line |
12/21/2006 | US20060285852 Integrated maximum a posteriori (MAP) and turbo product coding for optical communications systems |
12/21/2006 | US20060285851 Optical transceivers and methods to reduce interference in optical transceivers |
12/21/2006 | US20060285850 Dynamic strain distributed fiber optic sensor |
12/21/2006 | US20060285846 Wdm system |
12/21/2006 | US20060285802 Fiber-optic premises wiring system |
12/21/2006 | US20060285790 Optical bypass method and architecture |
12/21/2006 | US20060285563 Optical apparatus |
12/21/2006 | US20060285552 Method for establishing a subscriber connection and a system utilizing the method |
12/21/2006 | US20060285200 Optical signal-to-noise ratio improving device |
12/21/2006 | US20060285199 Optical amplification system |
12/21/2006 | US20060285198 Raman, pump power control for gain flattening |
12/21/2006 | DE102005028357A1 Raman amplification of optical signals used in wavelength division multiplexing (WDM) transmission system involves rectifying distorted amplification profile of Raman amplification to compensate distortion in Raman-amplified optical signals |
12/20/2006 | EP1734682A1 Receiver for signalling and control information being transmitted using code multiplexing (CDMA) |