Patents
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)
05/2013
05/29/2013CN103124196A Transmission system of resistive analog signal in private network
05/29/2013CN103124195A Method for implementing fiber channel link speed negotiation
05/29/2013CN103124194A Transmission system of current mode analog signal in private network
05/29/2013CN103124193A Multifunctional optical time domain reflectometer (OTDR) based on embedded system
05/29/2013CN103124192A Testing device for EOS (embedded operation system) equipment
05/29/2013CN103123387A Mrt system, receive apparatus for an mrt system and method for obtaining an mr signal in an mrt system
05/29/2013CN101884181B Delayed optical logic gates
05/29/2013CN101836381B Method to diagnose an optical communication network
05/29/2013CN101467369B Method and arrangement for switching on and/or off a Raman pump laser
05/29/2013CN101414877B Signal monitoring device, communication system, and recording medium for recording program of signal monitoring device
05/29/2013CN101399610B View axis automatically correcting method for atmospheric laser communication system
05/29/2013CN101304286B Optical transmission method, optical transmission system and Raman amplifier
05/28/2013US8452193 Optical receiver
05/28/2013US8452192 Apparatus and method for monitoring statistical characteristics of phase noises, and coherent optical communication receiver
05/28/2013US8452191 Electronic compensation of nonlinear effects of semiconductor optical amplifiers
05/28/2013US8452189 Source-multiplexed pulse amplitude modulation (PAM) optical data communication system and method
05/28/2013US8452188 Visible light communication method and system
05/28/2013US8452187 Bi-directional, compact, multi-path and free space channel replicator
05/28/2013US8452186 Clock recovery with channel coefficients
05/28/2013US8452185 Polarization insensitive optical circuit
05/28/2013US8452184 Radial optical data interchange packaging
05/28/2013US8452183 Transmitter of multimedia data
05/28/2013US8452182 Data center with free-space optical communications
05/28/2013US8452181 Combined optical and electrical transmission assembly and module
05/28/2013US8452179 Remotely settable chromatic dispersion robustness for dense wave division multiplexing interfaces
05/28/2013US8452177 Method and apparatus for fast optical signal impairment evaluation
05/28/2013US8452174 Measuring differential group delay in an optical fiber
05/28/2013US8452173 Optical network, monitoring unit and monitoring method
05/28/2013US8452172 Testing an optical network
05/28/2013US8451924 Simulation of multi-antenna radio channel
05/28/2013US8451532 Control apparatus of optical amplifier
05/23/2013WO2013073398A1 Wavelength-multiplexed optical transmission device, wavelength-multiplexed optical transmission system, wavelength-multiplexed optical transmission method
05/23/2013WO2013071734A1 Chromatic dispersion compensation method and device
05/23/2013US20130129361 Optical transmitter module and transmitting method
05/23/2013US20130129360 Transporting data and auxiliary signals over an optical link
05/23/2013US20130129359 Transporting data and auxiliary signals over an optical link
05/23/2013US20130129358 Terminal apparatus for auto pairing, remote control apparatus and method thereof
05/23/2013US20130129356 Optical communication system
05/23/2013US20130129354 Logical-link management method and communication device
05/23/2013US20130129353 Signal Transmission Processing Method and Apparatus and Distributed Base Station
05/23/2013US20130129349 Wavelength sensing lighting system and associated methods for national security application
05/23/2013US20130129348 Subcarrier power balance control
05/23/2013US20130129347 Apparatus and method for measuring a delay
05/23/2013US20130129346 Transporting data and auxiliary signals over an optical link
05/23/2013US20130129345 Optical transport network synchronization and timestamping systems and methods
05/23/2013US20130129344 Apparatus, system and method for network monitoring
05/23/2013US20130129343 System and Method Using Fault Injection into Line Monitoring System Baselines
05/23/2013US20130129342 Optical Safety Implementation in Protection Switching Modules
05/23/2013US20130129341 Wireless communications links
05/23/2013US20130129340 Dual optical electrical conversion module
05/23/2013US20130128341 Optical Amplifier System and Method
05/23/2013US20130126713 Communication apparatus and method
05/23/2013CA2854359A1 Apparatus, system and method for network monitoring
05/22/2013EP2595131A2 Particle detector, system and method related applications
05/22/2013EP2595129A2 Particle detector, system and method
05/22/2013CN202949569U Teaching amplification system based on infrared transmission
05/22/2013CN202949426U Optical fiber receiving device
05/22/2013CN202949425U Intelligent multi-fiber signal amplifier
05/22/2013CN202949424U Optical communication tester
05/22/2013CN202949423U Optical fiber automatic switch protective device
05/22/2013CN202949420U Bluetooth-infrared communication converter
05/22/2013CN202948281U Industrial electrical control apparatus
05/22/2013CN202948172U Optical transceiver assembly being capable of rapidly connecting optical fiber
05/22/2013CN202948159U Wavelength division multiplex (WDM) module
05/22/2013CN103119866A Optoelectronic device for differential photoreception, with automatic compensation of phase and amplitude imbalances
05/22/2013CN103119865A Remote antenna clusters and related systems, components, and methods supporting digital data signal propagation between remote antenna units
05/22/2013CN103118309A Method for selecting and switching wavelength management channel in time division and wavelength division mixed passive optical network (PON) system
05/22/2013CN103118308A Optical access passive network supportive of quantum communication
05/22/2013CN103117979A Method and system for transmitting upstream signals of passive optical access network user
05/22/2013CN103117973A Multiplex parallel demodulating system based on orthogonal detection
05/22/2013CN103117959A Resource redistribution method and information collection device and resource management device
05/22/2013CN103117910A VTS (vessel traffic service) system based on RPR (resilient packet ring) technology
05/22/2013CN103117909A Multi-system digital optical fiber category 5 cable distribution system
05/22/2013CN103117873A Equipment in-band management achieving method based on media access control (MAC) frame
05/22/2013CN103117826A Voice broadcaster implemented by aid of visible light wireless communication
05/22/2013CN103117814A Transportation method and system of electric transmission line state inspection signal
05/22/2013CN103117812A Regenerator suitable for wavelength division multiplex-differential phase shift keying (WDM-DPSK) optical signals
05/22/2013CN103117811A Microwave phase modulator based on photon technology
05/22/2013CN103117810A Optical transceivers operating status prompt using dynamic thresholds
05/22/2013CN103117809A Chaos soliton achievement method
05/22/2013CN103117808A Implementing method based on Korteweg de Vries (KDV) multiple solitons and chaos solitons thereof
05/22/2013CN103117807A Multi-soliton implementing method based on Nizhnik-Novikov-Veselov (NNV) equation
05/22/2013CN103117806A Method for realizing multiple optical solitons in any space based on Schrodinger equation
05/22/2013CN103117805A Multi-soliton implementation method
05/22/2013CN103117804A Method of multi-channel communication between electrical cable detecting device and acquiring device
05/22/2013CN103117803A Space-borne microwave and laser communication link integrating system and application method
05/22/2013CN103117802A Communication method on basis of rate adaptation in visible light communication system
05/22/2013CN103117801A Urban and rural light mobile broadband network communication system and method thereof
05/22/2013CN103117800A Fiber optic cable anti-theft monitoring system
05/22/2013CN103117799A Optical path direct connection method for optical communication equipment with power interruption
05/22/2013CN103117798A Optical network unit (ONU) configuration fast restoring method after optical line terminal (OLT) undergoes outage and restart
05/22/2013CN103117796A Relay retransmission device and relay retransmission method for satellite radio frequency and optical fiber signal transmission data
05/22/2013CN103116846A Mobile payment based on visible light communications
05/22/2013CN102590952B Multi-channel dynamic optical dispersion compensator
05/22/2013CN101711464B Apparatus and method for adaptive adjustment and performance monitoring of avalanche photo-diode optical receiver and laser transmitter for fiber link long haul applications
05/22/2013CN101447830B Ethernet passive optical network (EPON) optical line terminal photoelectric module with digital supervision and reporting functions
05/22/2013CN101248601B Installation for conveying a first plurality of electrical signals carried by a first triaxial cable to a second triaxial cable
05/21/2013US8447192 Infrared receiver circuit
05/21/2013US8447191 Compensation of optical transmission impairments using digital backward propagation
05/21/2013US8447190 Distortion compensating apparatus, optical receiving apparatus, and optical transmitting and receiving system
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