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)
04/2012
04/25/2012CN102427383A 红外线信号中继装置 Infrared signal repeater
04/25/2012CN102027345B Wavelength-multiplexed signal measurement device and method
04/25/2012CN101895408B 一种基于2m传输线路的带内通信方法 A 2m-band communication transmission line method based on
04/25/2012CN101695010B 一种基于研磨光纤光栅的可调谐微波、毫米波发生装置 Polishing the fiber grating based tunable microwave and millimeter-wave generating means
04/25/2012CN101621719B 混合光交换网络核心节点配套用交换处理器 Hybrid optical switching network core nodes with matching switch processor
04/25/2012CN101594557B 无源光网络系统中定位恶意用户的方法及光纤线路终端 The passive optical network system and method for locating a malicious user Optical Line Terminal
04/25/2012CN101594250B Method, device and system for building management and maintenance channel in passive optical network system
04/25/2012CN101583053B 一种由gpon系统处理非法光网络单元的方法 A method of processing by gpon the unauthorized optical network unit
04/25/2012CN101505190B 一种光功率的调测方法和设备 A method and apparatus for measurement of optical power
04/25/2012CN101504627B 一种传输数据的方法及装置 A method and apparatus for transmitting data
04/25/2012CN101494501B 多码型光发射机和光信号产生的方法 The method of multi-code optical transmitter and an optical signal generated
04/25/2012CN101490985B Optical space transmission device using image sensor
04/25/2012CN101488812B Method and apparatus for eliminating uplink signal noise in GSM digital optical fiber repeater
04/25/2012CN101411099B Method of introducing an outstation into an optical network and outstation therefor
04/25/2012CN101399617B Optical line terminating apparatus and optical communication system
04/25/2012CN101388728B 基于受激布里渊散射和光子倍频产生毫米波的装置 Based on stimulated Brillouin scattering devices and photonic millimeter wave frequency doubling
04/25/2012CN101340246B 一种可延长传输距离的以太无源光网络 One kind of extend the transmission distance of Ethernet passive optical network
04/25/2012CN101312383B Optical transmission equipment, optical transmission system and optical terminal station
04/25/2012CN101237294B 全光控制的光开关系统 All-optical control of optical switch systems
04/25/2012CN101197618B 多路光互连与控制装置 Multiplexed optical interconnects and control devices
04/24/2012US8165478 Optical receiver
04/24/2012US8165477 Light receiving apparatus using DQPSK demodulation method, and DQPSK demodulation method
04/24/2012US8165476 Optical phase locked loop
04/24/2012US8165475 Systems and methods for reducing clipping in multichannel modulated optical systems
04/24/2012US8165474 Reducing cross modulation in multichannel modulated optical systems with anti-clipping
04/24/2012US8165473 Optical-time-division-multiplexing differential phase shift keying signal generating apparatus
04/24/2012US8165472 Apparatus for transmitting and receiving a signal in a visible light communication system
04/24/2012US8165471 Form factor adapter module
04/24/2012US8165467 Optical transmission system and optical node
04/24/2012US8165466 Network operating system with topology autodiscovery
04/24/2012US8165465 Apparatus and method of controlling tap coefficient of transversal filer, optical receiver apparatus, and optical communication system
04/24/2012US8165136 Virtual port based SPAN
04/24/2012US8164824 Demodulator
04/24/2012CA2602293C Universal splitter module holder for an optic fiber distribution hub
04/24/2012CA2385448C Method and system for demultiplexing non-intensity modulated wavelength division multiplexed (wdm) signals
04/19/2012WO2012051186A2 System and method for operating monitoring elements and single use elements with a common cable
04/19/2012WO2012051088A1 Compact small form-factor pluggable transceiver
04/19/2012WO2012050644A1 Systems and methods for quantum illumination detection for optical communications and target detection
04/19/2012WO2012049407A1 Compensation of modal dispersion of polarization by deterministic jamming of polarization
04/19/2012WO2012049272A1 Broadband optical phase detection and phase noise removal with an optical resonator
04/19/2012WO2012048975A1 Determining asymmetries in a communication network
04/19/2012WO2012048569A1 1+1 protection method and failure detection device
04/19/2012WO2012021193A3 Optically-coupled communication interface for a laser-guided projectile
04/19/2012WO2011139966A3 Sagnac interferometer with bundle-fiber coil
04/19/2012WO2011137761A3 Passive optical splitter and passive optical network system
04/19/2012US20120093522 Relay station and method for adjusting output optical signals of the relay station
04/19/2012US20120093521 Quantum Repeater And System And Method For Creating Extended Entanglements
04/19/2012US20120093520 Mesh node for a communication mesh network structure of a networked control system
04/19/2012US20120093519 High-speed optical sampling by temporal stretching using four-wave mixing
04/19/2012US20120093518 Single package bidirectional module for multimode fiber communication
04/19/2012US20120093517 Cell design and mobility support for visible light communication
04/19/2012US20120093516 In-service optical dispersion determining system and method
04/19/2012US20120093512 Method of managing onts in pon and olt for managing the same
04/19/2012US20120093510 Correlation -control qpsk transmitter
04/19/2012US20120093509 Optical multiplexing terminating device, wave-length multiplexing passive optical network system, and downstream wave-length transmission method
04/19/2012US20120093507 Dynamic Circuit Adjustment
04/19/2012US20120093504 Optoelectronic Transceiver with Multiple Flag Values for a Respective Operating Condition
04/19/2012US20120093502 Mode-hop prevention in a tunable laser of an optical network element
04/19/2012US20120093501 In-Band Optical Noise Measurement Using Differential Polarization Response
04/19/2012US20120093499 Apparatus and method for performing line analysis of continuous data signals
04/19/2012US20120093457 Optical 90-degree hybrid circuit
04/19/2012US20120093084 Modular wireless communications platform
04/19/2012DE102011001713B3 Device for transmission of information to selected objects of scanning shot simulation system in solid angle range, has transmission unit together with receiver unit for determining location of objects in solid angle range
04/19/2012DE102010048568A1 Test apparatus for simulation of transmission interference for data transmission, has drive elements rotating disks, and beam strongly attenuated while passing via disks through darker areas and less attenuated through lighter areas
04/18/2012EP2442463A2 Method for controlling light source in wavelength division multiplexed passive optical network
04/18/2012EP2442462A2 Method and apparatus for supplying power to a connection device
04/18/2012EP2441185A1 A polarisation controller
04/18/2012EP2441184A2 Optical interconnection arrangement for high speed, high density communication systems
04/18/2012EP2441183A2 Method and device for transmitting optical information between an emitter station and receiving station via a multi-mode optical wave guide
04/18/2012EP2441182A1 Communicating with components in optical communication systems using voltage signal detection and signature analysis
04/18/2012EP2174181B1 Optical switch comprising a plurality of dual-output electro-optical modulators and a bias controller
04/18/2012EP2002571B1 Electroluminescent emission device for optical transmission in free space
04/18/2012EP1269660B1 Optocoupler for a non-intrinsically safe circuit
04/18/2012EP1018666B1 Optical repeater
04/18/2012CN202197406U District signal coverage system
04/18/2012CN202197282U Optical terminal receiving-sending apparatus
04/18/2012CN202197281U Mining intrinsic-safety-type optical transceiver
04/18/2012CN202197280U System integrating optical time domain reflectometer and distributed optical fiber Raman temperature sensor
04/18/2012CN202197279U Data one-way transmission security system
04/18/2012CN202196205U 一种万兆以太网接口小型可插拔光收发模块 One kind of small form factor pluggable Gigabit Ethernet optical transceiver modules
04/18/2012CN202196203U 一种同轴单纤双向器件 A coaxial Bidirectional devices
04/18/2012CN102422580A 用于减少连续相同数字的系统和方法 Reducing the number of consecutive identical system and method for
04/18/2012CN102422578A 相干接收器 Coherent receiver
04/18/2012CN102422574A Method and device for data processing
04/18/2012CN102422573A Method and apparatus for the optical transmission of data
04/18/2012CN102422572A Method and equipment for operating a coherent optical packet receiver
04/18/2012CN102422571A Signal generation circuit, optical signal transmitter, signal reception circuit, optical signal synchronization establishment method, and optical signal synchronization system
04/18/2012CN102421058A 多功能无线定位搜救仪 Multifunction Wireless Location rescue device
04/18/2012CN102420791A 标志位差分脉冲位置调制方法和调制装置 Flag differential pulse position modulation method and modulation device
04/18/2012CN102420695A 一种传输边际接口识别业务接入的方法和系统 A transmission marginal interface identification method and system for service access
04/18/2012CN102420663A Dynamic memory distribution in optical transceiver
04/18/2012CN102420662A 光收发器内操作状态标示的生成 Operating status indicated generated within the optical transceiver
04/18/2012CN102420661A Device for compensating non-linear damage of optical fiber
04/18/2012CN102420660A 非线性补偿装置和发射机 Nonlinear compensation devices and transmitters
04/18/2012CN102420659A Coherent optical receiving apparatus and coherent optical receiving method
04/18/2012CN102420658A Average length detection device and method as well as light coherent receiver
04/18/2012CN102420657A Light emission module laser control circuit of front end optical communication platform of wired television
04/18/2012CN102420656A Trigger method of frequency spectrum resource reconstruction in all-optical network and system thereof
04/18/2012CN102420655A Medical anti-jamming infrared communication method and device
04/18/2012CN102420654A Fault monitoring unit of novel photoelectric integrated single-fiber three-way multiplexer