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
05/01/2013CN202918412U Signal transmission system
05/01/2013CN202918301U Optical receiving module, optical signal processing circuit
05/01/2013CN202918300U Miniaturized multi-path two-way signal optical fiber transmission component
05/01/2013CN202918299U A centralized remote KVM system based on an optical fiber device
05/01/2013CN202918298U Device for increasing RS485 communication speed by electromechanical control system
05/01/2013CN202918297U Infrared audio transmission system for car headrest screen
05/01/2013CN202918296U 可见光通信系统及其发射装置和接收装置 Visible light communication system and transmitting device and a receiving device
05/01/2013CN202918295U Single-channel ultraviolet (uv) light communication system
05/01/2013CN202918294U Optical path automatic switching device
05/01/2013CN202918293U Optical path automatic switching device
05/01/2013CN103078682A Optical carrier-to-sideband ratio self-adapting optical fiber wireless single-sideband modulation system
05/01/2013CN103078681A Two-way wireless optical transceiver and network system employing same
05/01/2013CN103078680A Quadruplicated frequency millimeter wave generation method based on double-parallel MZ (Mach-zehnder) modulator
05/01/2013CN103078679A Temporary communication method between transformer substation under construction and built transformer substation or power grid node and microwave relay-optical fiber composite overhead ground wire (OPGW) optical fiber communication link
05/01/2013CN103078678A Satellite-borne laser wireless energy transmission system
05/01/2013CN103078677A Device and method for identifying defective subscriber device
05/01/2013CN103078676A Passive compatible optical network and optical-network-unit optical module thereof
05/01/2013CN103078669A Signal distribution system based on power carrier waves
05/01/2013CN103078663A Energy-saving network equipment
05/01/2013CN103077874A Grid-control X-ray source and spatial X-ray communication system and method
05/01/2013CN103077601A Infrared remote-control signal transmitter
05/01/2013CN102006118B Method for isolating long-emitting optical network units (ONU) in gigabit passive optical network (GPON)
05/01/2013CN101917225B Method for realizing inter-disc STM-1 interface automatic protection switching in gigabit-capable passive optical network (GPON) system
05/01/2013CN101873176B Multi-user optical wireless two-way data communication system and method
05/01/2013CN101783977B Theory and method for calculating initial data from all-optical Shift XOR result.
05/01/2013CN101771456B Annular repeater system and network fault repairing method thereof
05/01/2013CN101754060B Optical add/drop multiplexing system, optical add/drop multiplexer and optical pathway detour program
05/01/2013CN101675612B 光传输模块 Light transmission module
05/01/2013CN101674134B Optical lens integrated module and optical secondary module
05/01/2013CN101667880B Polarization multiplexing system for overcoming crosstalk between two polarization channels caused by optical fiber PDL
05/01/2013CN101635605B Method and device of fuzzy control of signal receiving part in high-speed WDM system
05/01/2013CN101378292B Method for light emitter, light emitter controlling device and light data emitter
05/01/2013CN101124799B Method and apparatus for demodulating an optical differential phase-shift keying signal
04/2013
04/30/2013US8433206 Burst-mode optical receiver and timing control method
04/30/2013US8433205 Crosstalk-free high-dimensional constellations for dual-polarized nonlinear fiber-optic communications
04/30/2013US8433204 DQPSK demodulator
04/30/2013US8433203 Visible light communication system and method
04/30/2013US8433202 40, 50 and 100 Gb/s optical transceivers/transponders in 300pin and CFP MSA modules
04/30/2013US8433201 Dynamic gain equalizer-monitor
04/30/2013US8433199 System and method for nonlinear self-filtering via dynamical stochastic resonance
04/30/2013US8433198 Methods and apparatuses for enabling detection of a modulated optical source
04/30/2013US8433197 Methods and systems for implementing a universal set top box
04/30/2013US8433195 Optical network interface devices and methods
04/30/2013US8433193 Systems and methods for channel power offsets for multi data rate DWDM transmission over optical add drop multiplexers
04/30/2013US8433192 Dynamic performance monitoring systems and methods for optical networks
04/30/2013US8433189 Linear protection method of the optical network
04/30/2013CA2619307C Optical transmitting apparatus and temperature controlling method used therefor
04/30/2013CA2604606C Monitoring system, optical transmitting/receiving device and monitoring level setting method
04/30/2013CA2601559C Optical wavelength multiplexing access system
04/25/2013WO2013059244A1 Compact tunable optical ofdm source
04/25/2013WO2013058276A1 Pre-equalized optical transmitter and pre-equalized optical transmission method
04/25/2013WO2013057967A1 Optical receiver, optical receiving device and optical received signal strength correction method
04/25/2013WO2013056734A1 Optical modulator and method of encoding communications traffic in a multilevel modulation format
04/25/2013WO2013056589A1 Method, apparatus and device of data transmission and reception for optical fiber transmission
04/25/2013US20130101300 Power adjustment of in-phase and quadrature components at a coherent optical receiver
04/25/2013US20130101298 Out of band data transfer over optical connections
04/25/2013US20130101297 Reflective semiconductor optical amplifier for optical networks
04/25/2013US20130101293 World-wide, wide-band, low-latency, mobile internet and system therefor
04/25/2013US20130101290 Method and apparatus to overcome linewidth problems in fast reconfigurable networks
04/25/2013US20130101285 Method and system for indoor wireless optical links
04/25/2013US20130101284 Adaptor system for an ethernet network
04/25/2013US20130101283 Data synchronization method and system, and optical network unit
04/24/2013EP2584720A1 Frequency offset estimation apparatus, receiver apparatus, frequency offset estimation method, and reception method
04/24/2013EP2584718A1 Optical transmitter, optical transmission method, and optical transmission/reception system
04/24/2013EP2584717A1 Method and system for testing jitter compatibility
04/24/2013EP2584716A1 Method, apparatus and data carrier for compensating for channel depletion of a multi-channel signal in an optical link or optical network
04/24/2013EP2583393A1 Optical carrier generator
04/24/2013EP2583392A1 Hybrid system for distributing broadband wireless signals indoors
04/24/2013EP2583391A1 Photonic monitoring for optical signals
04/24/2013EP2583390A1 A method and apparatus for changing a mode in an optical network
04/24/2013CN202907126U Passive optical network system
04/24/2013CN202907125U Passive light network and its light filling system and module
04/24/2013CN202906959U Underground optical cable exchange server
04/24/2013CN202906917U Optical receiver module circuit
04/24/2013CN202906916U 光网络单元光模块 Optical Network Unit Optical Modules
04/24/2013CN202906915U Optical transmitting module circuit
04/24/2013CN202906914U SFP light receiving-transmitting integrated module used in OLT
04/24/2013CN202906913U Optical network unit optical module and its laser emission unit
04/24/2013CN202906912U Multimode digital radio frequency remote system
04/24/2013CN202906911U EPON-based electric energy meter optical fiber communication module
04/24/2013CN202906910U Optical network unit with power-down protection circuit
04/24/2013CN202906584U Equipotential power supply and signal transmission system of a high voltage transmission line on-line monitor
04/24/2013CN202904072U Same wavelength coarse wavelength division multiplex single-fiber bi-directional optical transceiver module with tail optical fiber structure
04/24/2013CN103069753A Scalable high speed gigabit active bundle link and tester
04/24/2013CN103069729A Installation for conveying electrical signals between a first triaxial cable and a second triaxial cable
04/24/2013CN103068208A Butterfly radiator and optical module group and optical module group single plate with butterfly radiator
04/24/2013CN103068079A 无线光通信基站 Wireless optical communication base station
04/24/2013CN103067797A Maintenance method of intelligent ODN (Optical Distribution Network) managing system
04/24/2013CN103067331A Quadrature amplitude modulation (QAM) light vector signal production and distance heterodyne detection device
04/24/2013CN103067226A Ethernet passive optional network (EPON) test system
04/24/2013CN103067093A Quantum error correction coding method applicable to high-voltage overhead power lines
04/24/2013CN103067092A Multi-wavelength light source device
04/24/2013CN103067091A Optical transmitter, optical transmission method, and optical transmission/reception system
04/24/2013CN103067090A Receiving signal power reinforcing indicator used for optical device and application method
04/24/2013CN103067089A Fusion system of radio over fiber (ROF) and wavelength division multiplexing passive optical network (WDM - PON), and signal transmission method of the same
04/24/2013CN103067088A Method and system for indoor wireless optical link
04/24/2013CN103067087A Optimization method of brillouin gain spectrum
04/24/2013CN103067086A Mixed type double-layer optical intelligent sensor network with bidirectional expandability
04/24/2013CN103067085A Cascaded high-voltage inverter optical fiber communication method based on complex programmable logic device (CPLD) chip
04/24/2013CN103067084A Method of computing an effective bandwidth of a multimode fiber
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