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)
11/2014
11/20/2014US20140341236 Method and apparatuses for algorithm on qam coherent optical detection
11/20/2014US20140340235 Time division multiplexing (tdm) and wavelength division multiplexing (wdm) fast-sweep interrogator
11/18/2014US8892974 Dynamic synchronization of data capture on an optical or other high speed communications link
11/18/2014US8891980 Digital demodulator architecture
11/18/2014US8891977 Receiver chip and method for on-chip multi-node visible light communication
11/18/2014US8891976 Interferometer configured for signal processing in an interference path
11/18/2014US8891975 Optical receiver and optical transmitter
11/18/2014US8891974 Distortion compensation circuit including tunable phase path
11/18/2014US8891973 Receiving unit, optical line terminal, and frequency calibration method for clock and data recovery circuit
11/18/2014US8891972 Optical receiving apparatus and optical transmission system
11/18/2014US8891971 Signal quality in bi-directional optical links using optical circulators
11/18/2014US8891970 Modular optical device with mixed signal interface
11/18/2014US8891968 Method and apparatus for loading, detecting, and monitoring channel-associated optical signals
11/18/2014US8891964 Dynamic multidimensional optical networking based on spatial and spectral processing
11/18/2014US8891962 Optical switching apparatus and method for an eNB
11/18/2014US8891961 Optical communication device, wavelength number measurement device, optical repeater, and wavelength number measurement method
11/18/2014US8891959 Optical modulation device and bias voltage control method
11/18/2014US8891958 Transmission quality determination method, transmission path selection method and network management system
11/18/2014US8891957 Method and system for fault recovery in an optical network
11/18/2014US8891956 Method and system for increasing transponder sharing for mesh restoration in a communication network
11/18/2014US8891932 Amplification module for an optical printed circuit board and an optical printed circuit board
11/18/2014US8891767 Method and apparatus for direct counterfactual quantum communication
11/18/2014US8891712 Transmitting apparatus and transmitting method
11/18/2014US8891686 Data signal detection in optical and/or optoelectronic receivers and/or transceivers
11/18/2014US8891684 Nonlinear estimating apparatus and method and receiver
11/18/2014US8891670 CATV transmission system using analog small form factor pluggable modules
11/18/2014US8891669 Nonlinear compensating apparatus and method and transmitter
11/13/2014US20140334832 Method And System For A Narrowband, Non-Linear Optoelectronic Receiver
11/13/2014US20140334831 Optical receiver and light receiving method
11/13/2014US20140334830 System and Method for Generating A Frequency Modulated Linear Laser Waveform
11/13/2014US20140334829 Optical transmitter and bias control method of optical modulator
11/13/2014US20140334828 Pre-equalization using phase correction
11/13/2014US20140334827 Miniature Pluggable Video Module
11/13/2014US20140334826 Lighting fixture for visible light communication and visible-light-communication system with same
11/13/2014US20140334825 Protocols for coded light communications
11/13/2014US20140334824 Fiber optic receiver, transmitter, and transceiver systems and methods of operating the same
11/13/2014US20140334822 Auto-configuration of demarcation devices in ethernet passive optical network
11/13/2014US20140334815 System and method for selecting an optical path in an optical network
11/13/2014US20140334814 Adaptive Optical Amplifier for WDM Systems
11/13/2014US20140334813 Channel validation in optical networks using multi-channel impairment evaluation
11/13/2014US20140334812 Wavelength multiplexing optical communication device
11/13/2014US20140334811 Apparatus And Method For Conserving Power In A Passive Optical Network
11/11/2014US8886693 Efficiently update coefficients of an adaptive filter
11/11/2014US8886058 Cycle slip reduction in coherent optical communications
11/11/2014US8886057 Optical receiver, signal processor, and optical receiving method
11/11/2014US8886056 Apparatus for self-phase modulation noise calculation, apparatus for self-phase modulation noise elimination and optical coherent receiver
11/11/2014US8886055 Reduced data rate operation mode for high speed optical communication device
11/11/2014US8886054 Information transmission system, information sending device, information receiving device, information transmission method, information sending method, information receiving method and program product
11/11/2014US8886053 Multi-frequency dual-use system
11/11/2014US8886051 Skew compensation and tracking in communications systems
11/11/2014US8886050 Wavelength division multiplexing system, method and device for its residual dispersion compensation
11/11/2014US8886049 Filter-based DPSK communications system
11/11/2014US8886048 Optical transceiver device
11/11/2014US8886047 Optical communication device, method and system
11/11/2014US8886046 Intrapersonal data communication system
11/11/2014US8886045 LED light broad band over power line communication system
11/11/2014US8886044 Multi-channel fiber optic status monitoring device
11/11/2014US8886043 Optical network system, optical line terminal, optical network unit and optical distribution network apparatus
11/11/2014US8886036 Optical line terminal for monitoring and controlling upstream/downstream optical signals
11/11/2014US8886034 Systems and methods for optical receiver decision threshold optimization
11/11/2014US8886033 Enhanced status monitoring, storage and reporting for optical transceivers
11/11/2014US8886032 Wavelength multiplexing optical transmission system, transmitter, and receiver
11/11/2014US8885992 Optical reception module and method of manufacturing optical reception module
11/11/2014US8885989 Optical hybrid circuit, optical receiver, optical transceiver, and light receiving method
11/11/2014US8885985 Systems and methods for polarization mode dispersion mitigation
11/11/2014US8885828 Multi-community network with quantum key distribution
11/06/2014US20140330973 System and method for brokering and provisioning in high-speed networks
11/06/2014US20140328602 Digital coherent receiver, optical reception system, and optical reception method
11/06/2014US20140328601 Optical modulator and method of encoding communications traffic in a multilevel modulation format
11/06/2014US20140328600 Cross-talk reduction in a bidirectional optoelectronic device
11/06/2014US20140328599 Network Security and Variable Pulse Wave Form with Continuous Communication
11/06/2014US20140328598 Infrared reception circuit and infrared reception method
11/06/2014US20140328597 Trackable wireless optical communication
11/06/2014US20140328596 Combination underfill-dam and electrical-interconnect structure for an opto-electronic engine
11/06/2014US20140328595 Radio frequency optical module and optical transmission apparatus including the same
11/06/2014US20140328593 Synchronization and Control Using Out-of-Band Channels in Passive Optical Network-Based Systems
11/06/2014US20140328592 Signal processing method, optical receiver and optical network system
11/06/2014US20140328591 Reconfigurable optical transmitter
11/06/2014US20140328590 Optical transceiver
11/06/2014US20140328589 Burst Marker Scheme in a Communication System
11/06/2014US20140328588 Optical communication system, optical transmitter, and optical receiver
11/06/2014US20140328587 Path computation in wavelength switched optical networks
11/06/2014US20140328586 Signal deformation measurement on polarization-multiplexed signals
11/06/2014US20140328585 Equalization signal processor, optical receiver including the same, and method for equalization signal processing
11/06/2014US20140328584 Reducing phase noise associated with optical sources
11/04/2014US8879927 Optical receiver based on a decision feedback equalizer
11/04/2014US8879926 Communicating between an optical receiver and an optical transmitter using a serial bus
11/04/2014US8879925 Optical transmitter and optical transmission method
11/04/2014US8879924 Visible light communication method using DMX-512 network and apparatuses for the same
11/04/2014US8879923 Optical transmitter/receiver circuit device and receiver circuit
11/04/2014US8879922 System, method and apparatus for high-sensitivity optical detection
11/04/2014US8879921 Apparatus and a method for modulation of an optical signal
11/04/2014US8879920 Wavelength multiplexed optical system with multimode optical fibers
11/04/2014US8879919 Photonic communications device with an FM/PM discriminator and related methods
11/04/2014US8879918 Pluggable small form factor platform for optical passive devices
11/04/2014US8879917 Transmission system and transmitter
11/04/2014US8879916 Methods and apparatus for locking the optical phase of single-sideband amplitude-modulation signals
11/04/2014US8879915 Optical switching device, optical add device, and optical drop device
11/04/2014US8879914 Low-energy optical network architecture
11/04/2014US8879913 Device for using a broadband network at a customer's premises, method of operating such a device and broadband network system utilizing such a device
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