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)
04/2013
04/24/2013CN103067083A Drivers having t-coil structures
04/24/2013CN103067082A Secret voice dispatching system and dispatching method based on wireless ultraviolet optical ring networking communications
04/24/2013CN103067081A Method of obtaining staff information by using mobile phone
04/24/2013CN103067080A Multichannel transmission system of millimeter-wave signals
04/24/2013CN103067079A Optical fiber deformation signal processing circuit
04/24/2013CN103067078A Optical line terminal optical module and Ethernet passive optical network breakpoint detection system
04/24/2013CN103067077A Collecting device for improving small-light monitoring precision and monitor signal collecting method
04/24/2013CN103067076A Detection circuit of optical module burst luminous power
04/24/2013CN103067075A Light single side band modulation method, light single side band modulator, optical device measuring equipment, and optical device measuring method
04/24/2013CN103067074A Passive optical network optical power meter calibration device and calibration method
04/24/2013CN103067073A Management method and device of black link optical interface
04/24/2013CN103067072A Optical branching device, method and device of distinguishing optical branching device and coil outlet ports of optical branching device
04/24/2013CN102098103B Direct interface method of fiber channel (FC) bus and high-speed intelligent unified bus
04/24/2013CN102075471B Gaussian filter minimum shift frequency keying-based optical wireless fusion system and method
04/24/2013CN101998382B Network configuration method, equipment and system
04/24/2013CN101841373B Method and device for regulating optical power
04/24/2013CN101777952B Method, device and system for realizing millimeter wave demodulation
04/24/2013CN101771471B Method, device and system for multicarrier polarization multiplex transmission
04/24/2013CN101771469B Customer premises optical network unit
04/24/2013CN101741712B Device, system and method supporting base station data exchange
04/24/2013CN101719796B Method for precisely designing gain flattening filter through automatic closed loop compensation
04/24/2013CN101630984B Communication anti-accident exercising system based on knowledge representation and multi-Agent cooperation technology
04/24/2013CN101605276B Method and device for transmitting optical signals
04/24/2013CN101453270B Laser driver and temperature compensation circuit thereof
04/24/2013CN101304285B Optical amplifier provided with control function of pumping light, and optical transmission system using the same
04/24/2013CN101300758B Methods and apparatus for optical transmission of digital signals
04/24/2013CN101208885B Passive optical test termination device, network and method thereof
04/24/2013CN101202592B Method and system for compensating chromatic dispersion of fiber of given length
04/23/2013US8428473 Stable millimeter wave source for broadband wireless signal transmission using optical fibre
04/23/2013US8428471 Optical access system for dual service network
04/23/2013US8428470 Waveform shaping apparatus, optical transmission system, and waveform shaping method
04/23/2013US8428469 Visible light communication method and apparatus
04/23/2013US8428468 Polarization multiplexing optical transmission system, polarization multiplexing optical receiver and polarization multiplexing optical transmission method
04/23/2013US8428467 Optical fiber communication method and transmitting device
04/23/2013US8428466 Carrier current communication system with infrared receiver
04/23/2013US8428465 Return path for uspstream communications originating from optical node
04/23/2013US8428464 Methods and devices for detection of a first signal superimposed on a second signal
04/23/2013US8428460 Wavelength division multiplexing passive optical network having multiple branches of optical distribution
04/23/2013US8428456 Passive optical network protection method, switchover control device, and passive optical network protection system
04/23/2013US8428408 Optical pulse reshaping device, optical pulse light source, super-continuum light generator and method for super-continuum light generation
04/23/2013US8428405 Electrically traceable and identifiable fiber optic cables and connectors
04/23/2013US8427739 Optical amplifier
04/18/2013WO2013055105A1 Optical line monitoring system and method
04/18/2013WO2013054313A2 Optical signal conversion method and apparatus
04/18/2013WO2013054221A1 Coded light detector
04/18/2013WO2013053717A1 Optical network unit
04/18/2013WO2013053248A1 Method and apparatus for processing uplink data abnormity
04/18/2013US20130094866 Wearable accessory for monitoring whether user is looking at portable electronic device
04/18/2013US20130094865 Method and system for optoelectronics transceivers integrated on a cmos chip
04/18/2013US20130094864 Optical interface for bidirectional communications
04/18/2013US20130094863 Led light interior room and building communication system
04/18/2013US20130094860 Delivered-bandwidth adjustment method and module, and dynamic bandwidth assignment device
04/18/2013US20130094859 Cable communication systems and methods employing qam upstream channels below 16.4 mhz for increased aggregate deployed upstream capacity to support voice and/or data services
04/18/2013US20130094857 Remote node and network architecture and data transmission method for a fiber-optic network, especially for low bit-rate data transmission
04/18/2013US20130094852 Frequency offset monitoring device and optical coherent receiver
04/18/2013US20130094851 Optical Spectral Shaping for Nonlinearity Enhancement in High Speed Digital Coherent Optical Transmissions
04/18/2013US20130094850 Optical signal transmitting apparatus
04/17/2013EP2582152A1 Remote node and network architecture and data transmission method for a fiber-optic network, especially for low bit-rate data transmission
04/17/2013EP2582071A1 Optical Signal Transmitting Apparatus
04/17/2013EP2582070A1 De-mapping method and device for optical transport unit frame
04/17/2013EP2580881A1 Host device with multipurpose optics drive capabilities
04/17/2013EP2580880A1 Method and system for free-field optical transmission by means of laser signals
04/17/2013EP2580879A1 Wireless communications links
04/17/2013EP2229741B1 Unified optical connector architecture
04/17/2013CN202889547U FTTH-based passive optical network comprehensive gateway device
04/17/2013CN202889375U Ethernet photoelectric port self-adaptive system
04/17/2013CN202889352U Light receiving and transmitting integrated module
04/17/2013CN202889351U Ultra-wide band light distribution system capable of achieving multi-service access
04/17/2013CN202889350U Ultra wide band (UWB) light distribution system
04/17/2013CN202889349U Fiber fault detection device, and Ethernet and passive optical network fault detection device
04/17/2013CN202889348U Hand-in-hand full redundancy protection distribution network organizing system
04/17/2013CN202888963U Automatic communication system for master station control power distribution network
04/17/2013CN202888197U Surface mounted infrared diode structure, and infrared reception and emission circuit
04/17/2013CN202887445U Multi-channel synchronous data acquisition system for optical fiber Ethernet communication
04/17/2013CN103051798A Short-distance wireless data transmission method based on optical sensor and mobile terminal
04/17/2013CN103051503A Distributed control method of laser device multi-channel optical fiber system
04/17/2013CN103051388A Device and method for optimizing burst mode transmission light module automatic light power control
04/17/2013CN103051387A Optical signal transmitting apparatus
04/17/2013CN103051386A Communication realizing method and communication realizing system for chain type energy storage system
04/17/2013CN103051385A Integral wired-wireless optical fiber asymmetric full-duplex access method and system
04/17/2013CN103051384A QAM (Quadrature Amplitude Modulation) optical vector signal generation and homodyne demodulation device
04/17/2013CN103051383A Method and equipment for processing information
04/17/2013CN103051382A Optical module and optical device applied to optical module
04/17/2013CN103051381A Method for eliminating disturbance of ambient light in visual light communication
04/17/2013CN103051380A Method for automatically adjusting power consumption of optical transmitter-receiver
04/17/2013CN103051379A Optical module debugging system
04/17/2013CN103051378A Optical fiber fault detecting system based on optical fiber laser chaotic signal
04/17/2013CN103051377A Method for precisely positioning fault of optical cable by utilizing rayleigh scattering and coherent optical time domain reflection technology
04/17/2013CN103051376A 便携式测试板 Portable Test Board
04/17/2013CN103051375A Heterodyne detection system and method for wireless laser communication
04/17/2013CN103051374A Protection and restoration method and device
04/17/2013CN103051056A Process level equipment with longitudinal optical fiber channel receiving and transmitting functions
04/17/2013CN103050002A Infrared receiver and noise identification and suppression method thereof
04/17/2013CN103048843A Continuous variable quantum state frequency transformation device
04/17/2013CN103048745A Bidirectional optical subassembly and SFP (Small Form-factor Pluggable) optical transceiver module
04/17/2013CN102323826B Automatic basic vector regulation system and automatic basic vector regulation method for quantum communication system
04/17/2013CN102088381B Ultrahigh-frequency wideband network system
04/17/2013CN101969385B Method and system for configuring optical network unit equipment
04/17/2013CN101882955B Optical back plate interconnection system and communication equipment
04/17/2013CN101800607B High-order dynamic adjustable dispersion compensation equipment and dispersion compensation method thereof
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