Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
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)
11/2014
11/04/2014US8879912 Bandwidth control method, communication system, and communication device
11/04/2014US8879909 Circuits and methods for monitoring power parameters in an optical transceiver
11/04/2014US8879908 Optical channel monitor
11/04/2014US8879907 Measurement apparatus, network design apparatus, transmission system, and network management apparatus
11/04/2014US8879906 Optimal combined 2R/3R regenerators placement method for line network topologies in optical WDM networks
11/04/2014US8879905 Performance monitoring in passive optical networks
11/04/2014US8879904 Protection switching with transmitter compensation function
11/04/2014US8879903 Optical safety implementation in protection switching modules
11/04/2014US8879873 Optical modulator
11/04/2014US8879735 Shared secret arrangements and optical data transfer
11/04/2014US8879594 Efficient power control for an automatic laser driver
11/04/2014US8879137 Ultrafast transient grating radiation to optical image converter
11/04/2014US8879054 High resolution wavelength measurement system using a coarse, stable timing signal
10/2014
10/30/2014US20140321864 Linearization of Optical Intensity Modulation Systems
10/30/2014US20140321863 Multiple level signaling for passive optical networks
10/30/2014US20140321861 Two way burst mode digital optical cable communication system
10/30/2014US20140321860 Lighting apparatus for visible light communication, and visible light communication system using the apparatus
10/30/2014US20140321859 Methods and Devices for Transmitting /Obtaining Information by Visible Light Signals
10/30/2014US20140321858 Optical Network Termination Systems and Methods
10/30/2014US20140321857 Linearized optical digital-to-analog modulator
10/30/2014US20140321856 Wavelength multiplexed transmitter optical module
10/30/2014US20140321851 Transmission device and synchronization control method
10/30/2014US20140321848 Optical transmitter and method for controlling operation state of optical transmitter
10/30/2014US20140321847 System and method for transmitting data in a network
10/30/2014US20140321846 Airfield Lighting Control And Monitoring System Utilizing Fiber Optic Double Loop Self Healing Communications
10/30/2014US20140321845 Passive optical network pon protection method and apparatus
10/30/2014US20140321844 Method of carrying out fast switching in optical communication networks
10/30/2014US20140320313 System and method for supplying power to transmission tower using optical power transmission device and method for transmitting and receiving data using the optical power transmission device
10/28/2014US8873974 Adaptive equalization in coherent fiber optic communication
10/28/2014US8873973 Digital coherent receiver and phase control method
10/28/2014US8873972 Optical transmission apparatus and optical transmission system
10/28/2014US8873971 Nonlinear compensation using an enhanced backpropagation method with subbanding
10/28/2014US8873970 Generating a 400-Gbit/s single-channel optical signal
10/28/2014US8873969 Method for ONU registration in a passive optical network
10/28/2014US8873968 Optical field receiver, optical multilevel signal receiver, and optical transmission system
10/28/2014US8873966 Compact transceiver system and method for optical communication
10/28/2014US8873965 Visible light communication with flickering prevention
10/28/2014US8873963 Apparatus and methods for generating and receiving optical signals at substantially 100Gb/s and beyond
10/28/2014US8873960 Techniques for detecting optical faults in passive optical networks
10/28/2014US8873959 802.3av compliant method using small timescale bandwidth assignment for increased ONU downstream energy efficiency
10/28/2014US8873957 Logical-link management method and communication device
10/28/2014US8873956 Method and apparatus for planning network configuration in an optical network
10/28/2014US8873954 System and method for exchanging information over a jacobi MIMO channel
10/28/2014US8873953 Multiple-symbol polarization switching for differential-detection modulation formats
10/28/2014US8873952 Variable rate optical transmitter based on all-optical OFDM super-channel technology
10/28/2014US8873951 Technology for simulating and/or controlling communication optical networks
10/28/2014US8873950 Method and system of automatic regeneration of optical signals
10/28/2014US8873949 Bit error generation system for optical networks
10/28/2014US8873947 Method and apparatus for determining fiber characteristics in an optical communication network
10/28/2014US8873657 Data transmission method and related device and system
10/28/2014US8873135 Extended dynamic range optical amplifier
10/28/2014US8872563 System, method and apparatus for communication with occupants of a vehicle
10/28/2014US8870471 Receptacle cage, receptacle assembly, and transceiver module assembly
10/23/2014US20140314427 Optical transmission apparatus and optical transmission method
10/23/2014US20140314426 Optical connector
10/23/2014US20140314425 Full-Duplex Multi-Mode Fiber Communication
10/23/2014US20140314424 Optical communication apparatus
10/23/2014US20140314423 Optoelectronic Module With Flexible Substrate
10/23/2014US20140314422 Bidirectional parallel optical transceiver module and a method for bidirectionally communicating optical signals over an optical link
10/23/2014US20140314421 Apparatus and method for switching mode in a location based service system using visible light communication
10/23/2014US20140314420 Light detection system and method
10/23/2014US20140314419 System and method for quantum information transfer between optical photons and superconductive qubits
10/23/2014US20140314418 Allocating Orthogonal Frequency-Division Multiple Access (OFDMA) Resources In Ethernet Passive Optical Network (EPON) Over Coaxial (EPOC)
10/23/2014US20140314417 Reconfiguration of an optical connection infrastructure
10/23/2014US20140314416 Crosstalk reduction in optical networks using variable subcarrier power levels
10/23/2014US20140314415 Crosstalk reduction in optical networks using variable subcarrier spectral allocation
10/23/2014US20140314414 Flexible TWDM PON with Load Balancing and Power Saving
10/23/2014US20140314413 Access System, Communication Method and Device for Optical Fiber Network
10/23/2014US20140314412 System and method for a subscriber-powered network element
10/23/2014US20140314410 System for transmission over a multi-mode and/or multi-core optical fiber
10/23/2014US20140314408 Harmonized control planes, systems and methods
10/23/2014US20140314407 RF Ingress in Fiber-to-the-Premises
10/23/2014US20140314406 Systems and Methods for Temperature Insensitive Photonic Transmission
10/23/2014US20140314405 Method and Apparatus for Equalizing Link Performance
10/23/2014US20140314404 Optical communication apparatus
10/23/2014US20140314403 Communication light detecting structure, communication light detecting optical connector including the communication light detecting structure, and communication light detecting optical cable including the communication light detecting structure
10/23/2014US20140314402 Preventing invalid defect detection during otn out-of-frame states
10/23/2014US20140314401 Transmission equipment and path selection method
10/23/2014US20140314400 Multi-layer link management device, multi-layer integrated network transport system, and multi-layer link management method
10/23/2014US20140314164 Grid-controlled x-ray source and space x-ray communication system and method
10/23/2014US20140314104 Flexible Remote Node (RN) For Dynamic Traffic Allocation in Passive Optical Networking (PON) and Mobile Backhaul (MBH) Applications
10/21/2014US8868018 Reciprocal mixing noise cancellation system
10/21/2014US8868016 Acoustic signalling to switch from infrastructure communication mode to ad hoc communication mode
10/21/2014US8868006 Bi-directional signal interface
10/21/2014US8867931 Digital radio frequency transceiver system and method
10/21/2014US8867929 Optical receiver using single ended voltage offset measurement
10/21/2014US8867928 Hybrid fiber coaxial network optical transport system with distortion control
10/21/2014US8867927 Optical transmitting apparatus, optical receiving apparatus, and optical communication system comprising them
10/21/2014US8867926 Optical communication of interleaved symbols associated with polarizations
10/21/2014US8867925 Reducing electrical current of a signal driver for an optical transmitter
10/21/2014US8867924 Low power consumption small form-factor pluggable transceiver
10/21/2014US8867923 Transponder, repeater, and terminal equipment
10/21/2014US8867922 Control device of node transferring signal light
10/21/2014US8867921 Optical communications in amplified reciprocal networks
10/21/2014US8867919 Multi-port accumulator for radio-over-fiber (RoF) wireless picocellular systems
10/21/2014US8867918 Remote controller
10/21/2014US8867916 Optical transmission method and apparatus using OFDM
10/21/2014US8867914 ASE compensation in optical amplifiers
10/21/2014US8867911 Device to determine a phase difference of in-phase and quadrature component of signal light, and a method to determine the phase difference
10/21/2014US8867657 Communication using analog pulses having exponentially-shaped leading edges
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