Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
06/2012
06/12/2012US8200094 System and method for free space optical connector alignment
06/12/2012US8200093 Multi-channel optical relays for enabling a networked communications system
06/12/2012US8200091 Wavelength division multiplexing device and method of detecting input break of optical signal
06/12/2012US8200090 Optical transmission apparatus, optical transmission method, and optical transceiver
06/12/2012US8200089 Optical pulse time spreading apparatus and optical multiplex transmitting system with multiplexed channels and S/N ratio increased
06/12/2012US8200088 Optical communication system, and optical communication method and communication unit therefor
06/12/2012US8200083 Burst power measurements using averaged power measurement
06/12/2012US8200082 Fiber connectivity for emergency response personnel
06/12/2012US8199785 Thermal chirp compensation in a chirp managed laser
06/12/2012US8199775 Optical transmission device and optical transmission method
06/12/2012US8199632 Systems and method for orthogonal frequency divisional multiplexing
06/12/2012US8199398 High power parallel fiber arrays
06/07/2012WO2012075434A1 Colorless dense wavelength division multiplexing transmitters
06/07/2012WO2012074146A1 Passive wavelength division multiplexing device for automatic wavelength locking and system thereof
06/07/2012WO2012073590A1 Optical transport system, optical transmitter device and optical receiver device
06/07/2012WO2012073419A1 Wavelength-multiplexed optical transport system, transmitter device and receiver device
06/07/2012WO2012072726A1 Integrated driver and related method
06/07/2012WO2012072626A1 System for signals indoor distribution on optical fiber
06/07/2012WO2012072534A1 Optical communication system and method
06/07/2012WO2012072484A1 Multi-wavelength locating method and device for use in an aquatic medium
06/07/2012WO2012072286A1 Circuit arrangement for transmitting a digital signal with an optocoupler
06/07/2012WO2012071928A1 Optical power detection method, system, and apparatus for passive optical network
06/07/2012WO2012071919A1 Method for isolating constant optical onu in gpon system
06/07/2012WO2012071894A1 Passive optical network and protection switching method thereof
06/07/2012WO2012071870A1 Optical network unit terminal and passive optical network system
06/07/2012WO2012071855A1 Method and system for activating service after restarting node of automatically switched optical network
06/07/2012WO2012071828A1 Method and system for transmitting data based on full protection mode in passive optical network
06/07/2012US20120144214 Optical network unit, power source equipment and power supply system using the same
06/07/2012US20120143438 Fiber optic vehicle communication system
06/07/2012US20120141145 Dqpsk optical receiver
06/07/2012US20120141144 System and method for generating soft decision reliability information from hard decisions in an optical signal receiver
06/07/2012US20120141143 Optical communication module
06/07/2012US20120141142 Distortion compensation circuit including one or more phase invertible distortion paths
06/07/2012US20120141141 Method and apparatus for synthesizing ultra-wide bandwidth waveforms
06/07/2012US20120141140 Distribution of optical power in an optical transport system
06/07/2012US20120141139 System and Method for Optical-Electrical-Optical Reach Extension in a Passive Optical Network
06/07/2012US20120141138 System, Devices and Methods for Subcarrier Recovery at Local Oscillator Frequency in Optical OFDM System
06/07/2012US20120141137 Dispersion compensation design method and dispersion compensation design system
06/07/2012US20120141136 Method and arrangement for transferring data for the maintenance of a self-service terminal
06/07/2012US20120141135 Optical Communication System, Device and Method Employing Advanced Coding and High Modulation Order
06/07/2012US20120141134 Transponder for an optical communications system and optical communications system
06/07/2012US20120141133 Bi-directional, compact, multi-path and free space channel replicator
06/07/2012US20120141132 Apparatuses, systems, and methods for facilitating optical communication between electronic devices
06/07/2012US20120141131 Optical receiving apparatus and method
06/07/2012US20120141130 Optical transmitter and optical transmitter unit
06/07/2012US20120141124 Interconnection system and method
06/07/2012US20120141122 Optical receiver with monolithically integrated photodetector
06/07/2012US20120141121 Optical transmission equipment
06/07/2012US20120141120 Fuzzy Control Method and Apparatus for Signal Receiving Part in High Speed Wavelength Division Multiplexing System
06/07/2012US20120141117 Network Protection Method and Device
06/07/2012US20120141116 Method and device for recovering otuk frame, and system for transporting otuk frame
06/07/2012US20120141115 Apparatus and method for clearing a fault condition over a fibre channel path
06/07/2012US20120141067 Optical 90-degree hybrid circuit
06/07/2012US20120139750 Sensor node
06/06/2012EP2461531A1 Method for generating modulated signals and transmission device thereof
06/06/2012EP2461507A2 Optical transmission equipment
06/06/2012EP2461498A1 Optical transmitter and optical transmitter unit
06/06/2012EP2461497A1 Method and apparatus for synthesizing ultra-wide bandwidth waveforms
06/06/2012EP2461496A1 A method for protecting the ring network of optical transport network
06/06/2012EP2461495A1 Blinking-signal detecting device
06/06/2012EP2460309A1 Photonic quantum system alignment using multiple beams
06/06/2012EP2460295A1 Apparatus and method for operating a wavelength division multiplexing access network
06/06/2012EP2460291A2 Methods and apparatus for fast and energy-efficient link recovery in a visible light communication (vlc) system
06/06/2012EP2460290A1 Dynamic hitless resizing in optical transport networks
06/06/2012EP2260595B1 System and method for dual speed passive optical networks
06/06/2012EP1627252B1 Inexpensive variable rep-rate source for high-energy, ultrafast lasers
06/06/2012DE102010062310A1 Schaltungsanordnung zur Übertragung eines Digitalsignals mit einem Optokoppler Circuitry for transmitting a digital signal to an optocoupler
06/06/2012CN202268988U Optical network unit (ONU) equipment used in Ethernet passive optical network (EPON) system
06/06/2012CN202268976U Single chip control optical AGC circuit of cable TV network optical receiver
06/06/2012CN202268894U 一种收发一体光模块 One kind of optical transceiver module
06/06/2012CN202268893U 超长距离单纤双向光模块 Bidirectional ultra-long haul optical modules
06/06/2012CN202268892U 一种色散补偿器插入式掺饵光纤放大器 A dispersion compensator plug-in erbium-doped fiber amplifier
06/06/2012CN202268891U 一种rf嵌入式掺饵光纤放大器 One kind rf embedded erbium-doped fiber amplifier
06/06/2012CN202268890U Simulation optical fiber repeater distributed system of integration covering antenna
06/06/2012CN202268889U 一种1550nm大功率外调制光发射机 One kind of high-power 1550nm externally modulated optical transmitter
06/06/2012CN202268888U 有线电视双向网络改造的光接收机上行激光器控制电路 Two-way cable TV network transformation optical receiver uplink laser control circuit
06/06/2012CN202268887U 用于有线电视网络光接收机的单片机控制均衡电路 SCM network for cable equalization circuit controlling the optical receiver
06/06/2012CN202268886U 有线电视前端光通信平台的光发射模块激光器控制电路 CATV optical transmitter module laser optical communications platform control circuit
06/06/2012CN202268885U 用于有线电视前端光通信平台的光发射模块数据采集电路 CATV optical transmitter module for optical communication platform for data acquisition circuit
06/06/2012CN202268884U 用于有线电视前端光通信平台的光发射模块预失真电路 CATV optical transmitter module for optical communication platform predistortion circuit
06/06/2012CN202268883U 白光led楼宇可见光数字传输系统 White led buildings visible digital transmission system
06/06/2012CN202268882U 一种1550nm大功率直接调制光发射机 One kind of high-power 1550nm direct modulation optical transmitter
06/06/2012CN1992563B System and method for automatic tuning of chromatic dispersion compensation for a WDM transmission system
06/06/2012CN102487467A Negotiation control method and system for energy-saving mode
06/06/2012CN102487466A Method for transmitting date in passive optical network under fully protected mode and system thereof
06/06/2012CN102487298A Photoelectric adapter
06/06/2012CN102487297A Light cable routing tester
06/06/2012CN102487296A Optical fiber fault seeking instrument
06/06/2012CN102487295A Mini-type OTDR (Optical Time Domain Reflectometer)
06/06/2012CN102486555A Optical fiber transmission system
06/06/2012CN101968567B Novel self-adaptive optical method and system of wavefront-free sensor
06/06/2012CN101909004B Multi-domain optical network routing method based on edge ROADM (Reconfigurable Optical Add-Drop Multiplexer) ring structure
06/06/2012CN101846520B Dynamic compensation method used in acquisition process of laser communication between motion terminals
06/06/2012CN101656576B Phase adjusting method and device for SPI4.2 bus
06/06/2012CN101626315B Method and network management system for automatically configuring apparatus optical fiber connection
06/06/2012CN101616344B Method and device for protecting service based on automatic exchange optical network
06/06/2012CN101500181B Method for monitoring a passive optical network using monitoring units
06/06/2012CN101459468B Optical layer wavelength end-to-end scheduling method and apparatus
06/06/2012CN101449494B A light relay device and a light relay transmission system
06/06/2012CN101369847B Optical port active volume computing method
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