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)
02/2012
02/15/2012CN102356585A Fiber transmission module and optical signal transmission device
02/15/2012CN102356573A Optical sending and receiving component and optical sending and receiving module
02/15/2012CN102356572A Optical single-sideband transmitter
02/15/2012CN102356571A Fault detection method and apparatus of optical distribution network and opticla network system
02/15/2012CN102356570A High-speed optical modulation using a quantum-well modulator
02/15/2012CN102355685A RRU (Radio Remote Unit) resetting method used under chain-type networking and method for accessing RRUs to BBU (Base Band Unit)
02/15/2012CN102355610A Method for implementing circuit identification in optical network unit (ONU) system based on EOC (Ethernet over Coaxial cable)
02/15/2012CN102355609A Received signal strength indicator (RSSI) Trigger processing device of double-channel light module
02/15/2012CN102355307A Broadband radio frequency light modulation and demodulation method
02/15/2012CN102355306A Phase shift keying demodulator and four-phase phase shift keying demodulator
02/15/2012CN102355305A Linear chirp z transform based frequency offset estimation algorithm in M-QAM (M-ary Quadrature Amplitude Modulation) coherent optical communication system
02/15/2012CN102355304A Ethernet wavelength division multiplexing system and transmitting terminal thereof
02/15/2012CN102355303A Optical fibre communication method for transmission of inverter pulse width modulation signals
02/15/2012CN102355302A ROF transmission method of terminal selectable frequency band/bandwidth based on optical phase lock
02/15/2012CN102355301A Node grouping algorithm applied in PON (Passive Optical Network) planning
02/15/2012CN102355300A Method and device for determining power consumption of optical module
02/15/2012CN102355299A Analysis method of seabed photoelectrical compound cable fault type
02/15/2012CN102355298A Infrared receiver with digital gain control circuit
02/15/2012CN102354073A Slow light adjustable time delayer for wideband signal based on coupling cavity and vertical cavity surface emitting laser
02/15/2012CN102354033A PRX30 10G EPON (Ethernet Passive Optical Network) monofilament three-dimensional OLT (Optical Line Terminal) and encapsulation thereof
02/15/2012CN102052930B 光纤光栅分布式应变传感器及其应变监测方法 Distributed fiber grating strain sensors and strain monitoring methods
02/15/2012CN101499854B 一种光纤信号与sas信号相互转换数据的方法 A fiber optic signal and data sas signal conversion method
02/15/2012CN101335571B 光接收装置、光网络系统及光接收方法 Devices, optical network system and method for optical receiver optical receiver
02/14/2012US8116638 Radio frequency (RF) signal receiver using optical processing and associated methods
02/14/2012US8116637 Optical transmitter with a chirp managed laser diode automatically adjusting emission wavelength thereof and its adjusting method
02/14/2012US8116636 Transceiver and method for high-speed auto-compensating quantum cryptography
02/14/2012US8116635 Polarization multiplexing and transmitting apparatus
02/14/2012US8116634 Adaptive injection current controlled burst mode SOA for long and wide reach high speed PON
02/14/2012US8116632 Space-time division multiple-access laser communications system
02/14/2012US8116628 Wavelength-division multiplexed passive optical network for embodying wavelength-independent operation of wavelength-locked Fabry-Perot laser diodes by injecting a low noise broadband light source
02/14/2012US8116627 PON system method for receiving optical signal and OLT
02/14/2012US8116626 Optical transmission apparatus and optical attenuation amount control method
02/14/2012US8116625 Methods and systems for detecting small span loss changes in fiber optic networks
02/14/2012US8116624 Method and system for evaluating an optical device
02/14/2012US8116623 Multi-ring network operating method and system
02/14/2012US8116602 High efficiency optical mode transformer for matching a single mode fiber to a high index contrast planar waveguide
02/14/2012US8116352 Method for direct chaotic communications with predetermined spectral mask
02/14/2012US8113723 Communications module integrated boot and release slide
02/14/2012CA2472322C Noise reduction in optical communications networks
02/09/2012WO2012018246A1 A six quantum state producing encoder system and a method of producing thereof
02/09/2012WO2012017993A1 Infra-red transceiver system and infra-red transceiver method
02/09/2012WO2012016825A1 Optical communication method and apparatus
02/09/2012WO2012016547A1 Hybrid orthogonal frequency division multiplexing time domain multiplexing passive optical network
02/09/2012WO2012016467A1 Unlocking reset device and method for releasing pluggable module
02/09/2012WO2012016462A1 Waterproof optical fiber connector and outdoor communication device
02/09/2012WO2012016388A1 Burst optical signal receiving device
02/09/2012WO2011159332A3 Compensation of distortion from sbs/iin suppression modulation
02/09/2012US20120033980 Burst Optical Signal Receiving Device
02/09/2012US20120033979 Optoelectronic communications assembly having an electrical and optical interface
02/09/2012US20120033978 Optical memory expansion
02/09/2012US20120033977 Optical relaying r-type and gr-type receiver system
02/09/2012US20120033975 Apparatus and method for motor rotation control with an ir receiver
02/09/2012US20120033974 Optical communication system, optical communication apparatus, and optical communication method thereof
02/09/2012US20120033972 Hybrid Orthogonal Frequency Division Multiplexing Time Domain Multiplexing Passive Optical Network
02/09/2012US20120033971 Multi-Network Compatible Data Architecture
02/09/2012US20120033966 Optical leaky integrate-and-fire neuron
02/09/2012US20120033965 Method and Apparatus for Broadband Carrier Frequency and Phase Recovery in Coherent Optical System
02/09/2012US20120033964 Method and apparatus for control of dpsk and dqpsk receivers and transmitters
02/09/2012US20120033963 Optical subscriber terminating device, pon system, and abnormality detecting method
02/09/2012US20120033295 Passive optical networks
02/08/2012EP2416512A1 Optical communication method and apparatus
02/08/2012EP2416506A1 Signal transmission processing method and device, and distributed base station
02/08/2012EP2415185A2 Method and apparatus for link sharing among multiple epons
02/08/2012EP2415178A1 Improvements relating to signal processing
02/08/2012EP2158498B1 Positioning method and devices in a mobile radio communications system
02/08/2012EP1842089B1 Polarisation-controller driving method for optical fiber transmission systems and apparatus in accordance with said method
02/08/2012CN202143071U Frequency conversion module of digital fiber repeater access terminal
02/08/2012CN202143070U Unidirectional fiber channel data transmission system
02/08/2012CN202143069U 一种光通信通道的监控器 An optical communication channel monitor
02/08/2012CN202143068U 基于扫频反馈机制的光纤参量振荡器腔长实时监控与补偿装置 Based on fiber optical parametric oscillator cavity length real-time monitoring and feedback mechanism compensating device sweep
02/08/2012CN202143067U 光谱检测系统及光谱仪 Spectral detection systems and spectrometers
02/08/2012CN202143066U Infrared emitter for film and television sharing box
02/08/2012CN1893321B 光通信系统以及用于该光通信系统的照明装置、终端装置 The optical communication system and a lighting apparatus for the optical communication system, the terminal apparatus
02/08/2012CN102349250A Illumination device and method for embedding data symbols in a luminance output
02/08/2012CN102349249A Dual stage carrier phase estimation in a coherent optical signal receiver
02/08/2012CN102349248A Local oscillator frequency offset compensation in a coherent optical signal receiver
02/08/2012CN102349247A Configurable point-to-point optical communications system between servers
02/08/2012CN102349246A Data pattern dependent distortion compensation in a coherent optical signal receiver
02/08/2012CN102349204A Ajustable laser, optical module and passive optical network system
02/08/2012CN102347923A Cross-phase modulation damage compensation device and method thereof
02/08/2012CN102347862A All optical network business restoration method based on band width compression
02/08/2012CN102347832A Multi-channel chaotic synchronization communication system in simple topologcial structure
02/08/2012CN102347818A Optical cable terminal equipment of 10G Ethernet passive optical network
02/08/2012CN102347803A Wavelength division multiplexing and demultiplexing optical component used for 40G 40km long-distance transmission
02/08/2012CN102347802A 40G 40km CFP optical module
02/08/2012CN102347801A Group data exchange annular architecture based on optical fiber and serial protocol
02/08/2012CN102347800A Secret optical communication system based on dynamic strong dispersion management
02/08/2012CN102347799A Method and device for phase-locked forwarding of multi-frequency modulation laser
02/08/2012CN102347798A Optical signal transmission method, equipment and system
02/08/2012CN102347797A Multifunctional optical signal processing system
02/08/2012CN102347796A Optical fiber connection method, optical fiber transmitter, optical fiber receiver and optical fiber connection system
02/08/2012CN102347795A Polyhedron topological structurebased method for protecting optical network sharing
02/08/2012CN102347794A Burst light signal receiving apparatus
02/08/2012CN102347793A Method for regulating optical power of optical module
02/08/2012CN102347766A Novel infrared audio transmission transceiving system controlled by phase-locked loop
02/08/2012CN102346860A Method for wiring and managing optical fiber with electronic and manual dual-identification capabilities
02/08/2012CN102346207A Electric energy meter for PFTTX (power fiber-to-the-x, x = H for home, P for premises, C for curb and N for node or neighborhood) and wiring method
02/08/2012CN101702634B 实现射频无源光网络提供docsis服务的装置及方法 Apparatus and method for providing an RF-passive optical network docsis services
02/08/2012CN101566777B 基于边带注入锁定用于产生高频微波的集成光电子器件 Based sideband injection locking produce high-frequency microwave integrated optoelectronic devices for
02/08/2012CN101447833B 双功能串行/解串器及其方法 Bifunctional serializer / deserializer and method