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)
01/2014
01/30/2014US20140029933 System for Determining a Propagation Time of an Optical Signal Between Two Optical Devices Using an Optical Link
01/30/2014US20140029932 Stochastic reflectometer
01/30/2014US20140027656 Connector
01/29/2014EP2690803A1 Reconfigurable optical transmitter
01/29/2014EP2690802A1 System for the certification of a passive optical network and for the detection of problems and faults in the last fibre legs
01/29/2014EP2690801A1 Optical transmission system and method for monitoring polarization dependent characteristics of optical transmission line
01/29/2014EP2690420A1 Method of estimating a reflection profile of an optical channel
01/29/2014EP2689545A1 Onu with wireless connectivity capability
01/29/2014EP2689543A1 Supervision of wavelength division multiplexed optical networks
01/29/2014EP2689281A2 Extended temperature fiber optic cable design
01/29/2014EP2312771B1 Extender, data transmission method and passive optical network
01/29/2014EP2224624B1 A method for primary and backup links protection in passive optical network and a ring-based system
01/29/2014CN203416270U Weak coherent single photon source photon source generation apparatus for GHz quantum secret communication system
01/29/2014CN203416269U Single-chip microcomputer controlled double-way light reception high-isolation switching circuit
01/29/2014CN203416268U Plastic fiber optical transmitter
01/29/2014CN203416267U TWDM passive optical network and optical line terminal thereof
01/29/2014CN203416266U Optical module used for gigabit passive optical network client
01/29/2014CN203416265U Low-cost 10G EPON (Ethernet Passive Optical Network) ONU (Optical Network Unit) optical module
01/29/2014CN203416264U IGBT drive signal fast optical fiber transmission device
01/29/2014CN203416263U Infrared photoconduction remote control system
01/29/2014CN203416262U Optical network unit ONU
01/29/2014CN203416261U Plastic fiber optical power detector
01/29/2014CN103548288A Visible light reception device and visible light reception method
01/29/2014CN103548287A Supervision of wavelength division multiplexed optical networks
01/29/2014CN103546834A System and method for achieving coexistence between XG-PONs and GPONs in ODNs
01/29/2014CN103546833A Service restoration method and system in Gigabit Passive Optical Network (GPON)
01/29/2014CN103546417A Optical OFDM direct detection method and device for polarized orthogonal signals
01/29/2014CN103546280A Encoder and decoder for quantum cryptographic communication
01/29/2014CN103546218A Optical ring mirror based ultra-wideband pulse code modulation device
01/29/2014CN103546217A Novel anti-interference infrared signal emitting device with modulation function
01/29/2014CN103546216A LTE network accurate cover system and method based on FTTH
01/29/2014CN103546215A LTE transmission and coverage system for achieving FTTH based on digital technology
01/29/2014CN103546214A Image communication system based on visible light
01/29/2014CN103546213A Optical communication transmission method and system
01/29/2014CN103546212A Multi-granularity optical network test control method for services
01/29/2014CN102171980B Optical signal modulation
01/29/2014CN102013924B Device and method for generating frequency doubling single side band optical carrier millimeter waves
01/29/2014CN101958750B Optical parametric amplifier-based all-optical signal quality monitor
01/29/2014CN101951294B Microwave/millimeter wave signal generating device with continuously tunable broadband
01/28/2014US8639127 Method and apparatus for improved jitter tolerance
01/28/2014US8639126 Coarse frequency offset estimation and correction for high-speed optical communications
01/28/2014US8639125 Light reception device and method for controlling the same
01/28/2014US8639124 Method and apparatus for dimming with rate control for visible light communications (VLC)
01/28/2014US8639123 Flexible dispersion mapping
01/28/2014US8639122 Filtering digital diagnostics information in an optical transceiver prior to reporting to host
01/28/2014US8639121 Radio-over-fiber (RoF) system for protocol-independent wired and/or wireless communication
01/28/2014US8639119 Remote node for wavelength-division-multiplexed passive optical network
01/28/2014US8639114 DPSK modulation-demodulation method, and optical communication device and optical communication system using the same
01/28/2014US8639112 Testing of transmitters for communication links by software simulation of reference channel and/or reference receiver
01/28/2014US8639069 Wavelength dependent optical switch
01/28/2014US8639068 Optical transmission module, electronic instrument, method for assembling optical transmission module, and optical transmission method
01/28/2014US8638801 Optical packet switching system
01/28/2014US8638655 Systems and method for orthogonal frequency divisional multiplexing
01/28/2014CA2526463C A method for conveying management information
01/23/2014WO2014015043A1 Method and apparatus for stabilization of optical transmitter
01/23/2014WO2014015009A2 Systems and methods for networking consumer devices
01/23/2014WO2014015007A1 Home network of connected consumer devices
01/23/2014WO2014014995A1 Home network of connected consumer devices
01/23/2014WO2014014993A1 Home network of connected consumer devices
01/23/2014WO2014013639A1 Visible light communication system
01/23/2014WO2014012745A1 Optical transmitter for transmitting a multilevel amplitude-shift-keying modulated signal
01/23/2014WO2014012592A1 Electro-optical implementation of an optical spectrum inverter
01/23/2014WO2014012273A1 Local area network employing pof networking, and optical switch and optical converter therefor
01/23/2014WO2014012256A1 Optical network monitoring module, optical communication network, and optical network monitoring method
01/23/2014WO2014012126A1 System for reading an identification code from a customer loyalty programme from the display of a mobile telephone
01/23/2014US20140023381 Non-Linear Optical Receiver
01/23/2014US20140023380 Surface emitting semiconductor laser, surface emitting semiconductor laser device, optical transmission device, and information processing apparatus
01/23/2014US20140023379 Reducing electrical current of a signal driver for an optical transmitter
01/23/2014US20140023378 Visible light communication method in an information display device having an led backlight unit, and information display device for the method
01/23/2014US20140023377 Free space optical communications link node, network and method of transmitting traffic
01/23/2014US20140023376 High Speed Communication
01/23/2014US20140023375 System and method for managing device controls
01/23/2014US20140023370 Processing data in an optical network element
01/23/2014US20140023367 Burst transmission method, and receiver resetting method and apparatus in a passive optical network
01/23/2014US20140023366 DPOE System And Service Auto-Configuration Method And Network Based Thereon
01/23/2014US20140023360 Optical receiving apparatus and characteristic compensation method
01/23/2014US20140023359 Receiver and failure detection method for receiver
01/23/2014US20140022734 Optical module
01/23/2014US20140022119 Photonically Enabled RF Transmitter/Receiver
01/23/2014US20140021655 Drawing apparatus, transmission apparatus, receiving apparatus, and method of manufacturing article
01/23/2014DE102012014592A1 Method for determining incident direction of laser beam, involves striking laser beam on pyramid that is provided with three side surfaces, whose surfaces are designed as reflective, where each side surface is associated with light sensor
01/23/2014DE102012014506A1 Optical cross connection structure for fiber-optic data communication network, performs uniform division ratio distribution of linked light power at input end to realize three outputs, and realizes division ratio unification of power
01/22/2014EP2688232A1 Optical transmitter for transmitting a multilevel amplitude-shift-keying modulated signal
01/22/2014EP2688231A1 Hybrid optical amplifier with optimized noise figure
01/22/2014EP2688230A1 Optical line transmission protection system and method
01/22/2014EP2688229A1 Method for detecting interactive devices and associated equipments
01/22/2014EP2688228A2 Method and apparatus for monitoring optical power
01/22/2014EP2687886A1 Optical antenna and methods for optical beam steering
01/22/2014EP2686972A1 A method and a system for physical layer monitoring in passive optical networks
01/22/2014EP2686971A2 Light-based detection for acoustic applications
01/22/2014EP2686970A2 Wavelength switch system using angle multiplexing optics
01/22/2014EP2512043B1 Polarization stabilization scheme for un-cooled self-tuning cavity for colorless ultra broadband PON
01/22/2014CN203406883U Portable optical fiber detector
01/22/2014CN203406878U Optical fiber transceiver
01/22/2014CN203406877U SFF2X10 light transmitting and receiving module
01/22/2014CN203406876U Fiber transceiver supporting poe (Power Over Ethernet) and remote power supplying
01/22/2014CN203406875U One-fiber multi-network full-service access system
01/22/2014CN203406874U Optical fiber multimedia data system
01/22/2014CN203406873U Optical fiber data access system
01/22/2014CN203406872U Optical fiber data access system
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