Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 3 - Line transmission systems
Patents for H04B 3 - Line transmission systems (31,523)
10/2014
10/28/2014US8873608 Measurement of IQ imbalance in a vector modulator
10/28/2014US8873586 Network combining wired and non-wired segments
10/28/2014US8873575 Network combining wired and non-wired segments
10/28/2014US8872639 In-vehicle system
10/28/2014US8872638 Controlling communication among multiple industrial control systems
10/28/2014US8872597 Equalizer for loss-compensation of high-frequency signals generated in transmission channels
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
10/23/2014US20140314410 System for transmission over a multi-mode and/or multi-core optical fiber
10/23/2014US20140314161 Digital signal processing for plc communications having communication frequencies
10/23/2014US20140314160 Methods and systems for vehicle broadband connection to a data network
10/23/2014US20140314136 Passive equalizer and high-speed digital signal transmission system using the same
10/23/2014US20140314134 Method and device for locating an impairment within a telecommunication line
10/23/2014US20140313919 Methods and Devices for Transmission Line Analysis
10/23/2014US20140313876 Transmission method, apparatus and system that use carrier modulation
10/23/2014US20140313629 Methods and systems for vehicle communication to a data network
10/23/2014US20140312682 Methods and systems for vehicle communication to a data network
10/21/2014US8868416 Apparatus and method for cancelling echo in joint time domain and frequency domain
10/21/2014US8868253 Bicycle communication adapter
10/21/2014US8867984 Interference coordination for communication network
10/21/2014US8867983 Method and apparatus for controlling a relay station in a multi-hop relay network
10/21/2014US8867776 Audio speaker frame for multimedia device
10/21/2014US8867755 Sound source separation apparatus and sound source separation method
10/21/2014US8867738 Method and device for reducing vectoring-enhanced noise in copper telephone loops
10/21/2014US8867712 Adjusting a power allocation of users in a digital subscriber line environment
10/21/2014US8867637 Method for selecting a transmission mode
10/21/2014US8867630 Agile switched-load resonating transmitter for passband power line communication
10/21/2014US8867629 Power line communications during selected time intervals
10/21/2014US8867597 Method, device and system for clock dejitter
10/21/2014US8867596 Methods and apparatuses of calibrating I/Q mismatch in communication circuit
10/21/2014US8867594 Inferring presence and identity of non-linear devices on a powerline communication network
10/21/2014US8867593 Method and transceiver for digital subscriber line system
10/21/2014US8867570 Methods of transmitting pilot tones and data in spatial multiplexing transmission
10/21/2014US8867523 Local area network of serial intelligent cells
10/21/2014US8867506 Network combining wired and non-wired segments
10/21/2014US8866602 Systems and methods for mapping message contents to virtual physical properties for vibrotactile messaging
10/21/2014US8866601 Overdrive voltage for an actuator to generate haptic effects
10/16/2014US20140308901 System and Method for Detecting Scattered Signals
10/16/2014US20140308036 Branching units and Power line Monitoring Methods
10/16/2014US20140307812 Power line communication device and power control method thereof
10/16/2014US20140307811 Serially connected power line communication apparatus and power line communication method thereof
10/16/2014US20140307810 Time-Domain Windowing Function
10/16/2014US20140307809 Transmission line
10/16/2014US20140307759 Isolated Serializer-Deserializer
10/16/2014US20140307758 Transmission line protective relay device
10/14/2014US8861757 Apparatus and method for calculating driving coefficients for loudspeakers of a loudspeaker arrangement and apparatus and method for providing drive signals for loudspeakers of a loudspeaker arrangement based on an audio signal associated with a virtual source
10/14/2014US8861744 Distributed audio system
10/14/2014US8861712 Method, apparatus, and system for reducing line-to-line crosstalk during transmission of digital subscriber line service
10/14/2014US8861711 Echo cancellation apparatus, conferencing system using the same, and echo cancellation method
10/14/2014US8861665 Communication system, communication device, and method for operating communication system
10/14/2014US8861650 Using ACE symbols with precoding to save memory and complexity in receiver
10/14/2014US8861648 Receiving device and demodulation device
10/14/2014US8861640 Transmission method taking echo into account
10/14/2014US8861621 Receiver circuit
10/14/2014US8861579 Measuring I/Q impairments from sampled complex signals
10/14/2014US8861578 Transition time measurement of PAM4 transmitters
10/14/2014US8861577 Method and system for fault identification using pre-equalization coefficients
10/14/2014US8861574 System and method for providing a wireless/power-line diversity communications channel
10/14/2014US8861551 Method of generating pilot pattern for adaptive channel estimation in OFDMA systems, method of transmitting/receiving using the pilot pattern and apparatus thereof
10/14/2014US8860562 Self adapting haptic device
10/14/2014US8860559 Power supply device
10/14/2014US8860528 Equalizer for loss-compensation of high-frequency signals generated in transmission channels
10/14/2014US8860527 Equalizer circuit and printed circuit board
10/14/2014US8860241 Systems and methods for using a power converter for transmission of data over the power feed
10/09/2014WO2014164854A1 Control and management of power saving link states in vectored tdd transmission systems
10/09/2014WO2014162833A1 Waveguide, waveguide manufacturing method, and wireless transfer system
10/09/2014WO2014161191A1 Probe modulation method, error feedback method, and corresponding device and system
10/09/2014US20140302802 Routing and shielding of signal lines to improve isolation
10/09/2014US20140301743 Light receiving device and light receiving method
10/09/2014US20140301491 Power line data transmitter
10/09/2014US20140301490 Ingress-mitigated rf cable plants and ingress mitigation methods for same
10/09/2014US20140301433 Far-end crosstalk canceling method and device
10/09/2014DE112011105767T5 Netzwerkleistungsverbrauchergerät Network performance consumer device
10/09/2014DE102014105013A1 Übertragen und Empfangen digitaler und analoger Signale über einen Isolator hinweg Transmitting and receiving digital and analog signals via an insulator away
10/09/2014DE102014104198A1 Verfahren zur Störungsreduzierung einer Datenübertragung über Stromkabel A method for noise reduction of data transmission via power line
10/08/2014EP2787653A1 Prequalification of vectoring before implementation
10/08/2014EP2786503A1 Wireless bridging in a hybrid communication network
10/08/2014EP2786463A2 System for an energy management of domestic appliances with a communication bridge, if required, provided by an energy netowrk, and associated method
10/07/2014US8855327 Sound emission and collection device and sound emission and collection method
10/07/2014US8855326 Microphone system and method of operating the same
10/07/2014US8855279 Apparatus and method for controlling communications to and from utility service points
10/07/2014US8855218 Method and apparatus for data communications over power lines
10/07/2014US8855217 Interface with variable data rate
10/07/2014US8855216 Method for supplying at least one bus user
10/07/2014US8855180 Receiver with enhanced DC compensation
10/07/2014US8855179 Measuring impairments of digitized signals in data and timing recovery circuits
10/07/2014US8855178 Signal transmitter and signal transmitting method for transmitting specific data bit with different predetermined voltage levels
10/07/2014US8855144 Method of generating pilot pattern for adaptive channel estimation in OFDMA systems, method of transmitting/receiving using the pilot pattern and apparatus thereof
10/07/2014US8854943 Systems and methods for adjusting time slots of vectoring streams based on bit loading
10/07/2014US8854942 Systems and methods for bypassing failed line cards in multi-card vectoring groups
10/07/2014US8854941 Vectored DSL crosstalk cancellation
10/07/2014US8854178 Enabling authentication and/or effectuating events in virtual environments based on shaking patterns and/or environmental information associated with real-world handheld devices
10/02/2014WO2014159643A1 Power line communication system
10/02/2014WO2014156037A1 Hands-free device for vehicle
10/02/2014WO2014155987A1 Communication system and communication apparatus
10/02/2014WO2014155366A1 Dc power distribution system
10/02/2014WO2014155289A1 Short circuit protection device
10/02/2014WO2014154650A1 A device and method for identifying a digital subscriber line holding a disturbing power supply unit
10/02/2014WO2014154325A1 Communication device and method providing beamforming for two or more transmission channels
10/02/2014US20140294103 Data communication over power supply lines of an electronic system
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