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)
08/2013
08/22/2013US20130216233 Visible light communication method and apparatus
08/22/2013US20130216232 Optical transmission apparatuses, methods, and systems
08/22/2013US20130216229 Orthogonal frequency division multiple access time division multiple access-passive optical networks ofdma tdma pon architecture for 4g and beyond mobile backhaul
08/22/2013US20130216227 Ring network setup method
08/22/2013US20130216220 Optical transmitter implemented with two qpsk modulators made of semiconductor material and a method to control optical power output therefrom
08/22/2013US20130216219 Optical receiving device
08/22/2013US20130216216 Optical network node with restoration path
08/22/2013US20130216215 Optical Channel Intelligently Shared Protection Ring
08/22/2013US20130214949 Method for converting a digital signal into optical pulses
08/22/2013DE102012202690A1 Vehicle e.g. electric car, has electronic cell monitoring unit attached to cell module, and storage managing unit and electronic cell monitoring unit interconnected with each other by time-synchronized optical data bus system
08/22/2013DE102005054379B4 Verfahren und System zur Verstärkung von Licht in optischen Fasern Method and system for amplification of light in optical fibers
08/21/2013EP2628263A1 Compact small form-factor pluggable transceiver
08/21/2013EP2628262A1 Compensation of modal dispersion of polarization by deterministic jamming of polarization
08/21/2013EP2628261A1 Broadband optical phase detection and phase noise removal with an optical resonator
08/21/2013EP2628260A1 Determining asymmetries in a communication network
08/21/2013CN203151677U Wireless audio monitoring system
08/21/2013CN203151544U Multi-communication-method intelligent switching device provided with photoelectric signal transceiving module
08/21/2013CN203151517U High-speed emergency error code testing apparatus
08/21/2013CN203151516U Multi-channel multi-rate wavelength converter
08/21/2013CN203151503U Optical fiber based USB3.0 transmission device and optical fiber based USB3.0 camera
08/21/2013CN203151502U Optical transmitter
08/21/2013CN203151501U CMTS system with upstream module and downstream module
08/21/2013CN203151500U Signal converter
08/21/2013CN203151499U Fluorine element plastic fiber data transmission media converter
08/21/2013CN203151498U Optical node optical network unit with full-optical port
08/21/2013CN203151497U Optical module high-speed alarm signal circuit with adjustable parameters
08/21/2013CN203151496U Converter for detecting optical transceiver module
08/21/2013CN203151495U Detection device for optical transceiver module
08/21/2013CN203151494U Optical protection switching unit with 3R amplification function
08/21/2013CN203151489U ONU power carrier transceiver
08/21/2013CN203149829U Intensifier circuit based on PWM (Pulse Width Modulation) signal modulation with double infrared emission tubes
08/21/2013CN203149560U RapidIO agreement Serial App device based on wavelength-division multiplexing technology
08/21/2013CN103262451A Optical communication device
08/21/2013CN103262448A Optical network unit for optical path network
08/21/2013CN103262444A Optical line terminal
08/21/2013CN103262443A Dynamic evaluation of the optical multiplex section per-channel pre-emphasis power
08/21/2013CN103262442A Optical network system and method
08/21/2013CN103260095A Classified passive optical network based on synchronization of chaos
08/21/2013CN103259609A Point type high-voltage transmission line optical fiber detection network
08/21/2013CN103259604A Multi-functional multi-parameter measurement digital intermediate frequency process multiplexing system
08/21/2013CN103259601A Optical signal phase modulation device for quantum secret key communication
08/21/2013CN103259600A Voice communication interface device for debugging stable control system
08/21/2013CN103259599A Passive optical network and double-system optical line terminal optical module
08/21/2013CN103259598A OFDM optical fiber wireless communication method and system based on IRA codes
08/21/2013CN103259597A Non-linear compensation device and method and transmitter
08/21/2013CN103259596A Optical true time delay method and system based on dispersion and frequency spectrum processing
08/21/2013CN103259595A Dispersion compensation device for simultaneously compensating optical fiber dispersion and dispersion slope
08/21/2013CN103259594A Fiber optic transceiver with constant temperature control
08/21/2013CN103259593A Passive optical network system for the delivery of bi-directional rf services
08/21/2013CN103259592A Fusion method for visible light communication network and WLAN
08/21/2013CN103259591A GPON OLT module RSSI fast sampling circuit
08/21/2013CN103259590A Method based on 2 hops and for protecting static P-ring segment of optical multicast
08/21/2013CN103259589A Virtual backup capacity destroy-resistance protection method of energy-saving optical network
08/21/2013CN103259507A Microwave photonic filter free of spurious interference based on optical frequency comb
08/21/2013CN103258579A Two-dimensional magnetic optical trap system and narrow line width single photon source preparing method thereof
08/21/2013CN103257628A Method and device for radar remote control
08/21/2013CN103257424A Monitoring device of optical cable distribution boxes and monitoring system of optical cable distribution boxes
08/21/2013CN103257402A Optical mixer and method for demodulating signal through optical mixer
08/21/2013CN102291180B Method for designing extensible triangular optical fiber sensing network with high reliability
08/21/2013CN102215089B Wireless optical communication pulse position modulation detection and demodulation method based on least posterior error probability
08/21/2013CN102075253B Optical call column for railway section
08/21/2013CN102064886B Camera interface full-mode fiber transmission system
08/21/2013CN101981491B Digital signal processor-based optical transmitter
08/21/2013CN101969342B Method and device for photoelectrical hybrid clock recovery and optical transmission signal performance monitoring
08/21/2013CN101964681B Device and method for detecting alarm by interruption
08/21/2013CN101848036B SI (Spectrum Inversion)-based nonlinear fiber damage compensation method and device in OFDM system
08/21/2013CN101753244B Method and system for transporting service in RRU loop network
08/21/2013CN101753214B Method and device for implementation of wireless communication via LED
08/21/2013CN101465692B Modulation method and transmission device for single sideband optical signal of optical OFDM system
08/21/2013CN101432998B Partial dpsk (pdpsk) transmission systems
08/21/2013CN101183904B Systems and methods for all-optical signal regeneration based on free space optics
08/21/2013CN101114879B Link failure diagnosis device of hand-hold passive optical network
08/20/2013US8515294 Method and apparatus for providing beam steering of terahertz electromagnetic waves
08/20/2013US8515293 Coherent receiver
08/20/2013US8515292 Optimized normalized least mean square phase estimation
08/20/2013US8515291 Light receiving device and light receiving method
08/20/2013US8515290 Method for coupling two pulsed lasers having an adjustable difference of the pulse frequencies, which is not equal to zero
08/20/2013US8515289 Wavelength sensing lighting system and associated methods for national security application
08/20/2013US8515288 Optical signal transmission control apparatus and optical signal transmission control method
08/20/2013US8515287 Optical transmission equipment and method for controlling thereof
08/20/2013US8515286 Coherent optical receiver for pilot-assisted data transmission
08/20/2013US8515285 RF communications device including an optical link and related devices and methods
08/20/2013US8515284 Optoelectronic transceiver with multiple flag values for a respective operating condition
08/20/2013US8515282 Optical burst receiver with a configurable AC and DC coupling interface
08/20/2013US8515277 Nonlinear distortion detecting circuit, optical receiver, optical transmission system, and method for detecting nonlinear distortion
08/20/2013US8514922 Filter coefficient control apparatus and method
08/20/2013CA2581654C Cascaded pump delivery for remotely pumped erbium-doped fiber amplifiers
08/20/2013CA2489954C Wdm layer-based ochp device and method thereof
08/15/2013WO2013119655A2 Correlation systems and methods with error compensation
08/15/2013WO2013119589A1 Multiple wavelength optical assemblies for inline measurement of optical power on fiber optic networks
08/15/2013WO2013119559A1 Laser using locally strained germanium on silicon for opto-electronic applications
08/15/2013WO2013119153A1 A network node and a method therein enabling a first unit to connect or to be connected ad-hoc to a second unit
08/15/2013WO2013117216A1 Photonic rf generator
08/15/2013US20130209109 Fiber Optic Intercom for Bucket Truck Application
08/15/2013US20130209107 Method and apparatus for detecting radio-frequency signals using a dispersive fiber optical loop
08/15/2013US20130209106 Optical transmission system, multi-core optical fiber, and method of manufacturing multi-core optical fiber
08/15/2013US20130209104 Passive Optical Network Processor with a Programmable Data Path
08/15/2013US20130209103 Method and apparatus for dynamically allocating bandwidth to a client in a passive optical network
08/15/2013US20130209099 Fiber drop terminal
08/15/2013US20130209098 Method and device for receiving multi-carrier optical signal
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