Patents
Patents for H04B 3 - Line transmission systems (31,523)
04/2013
04/24/2013CN101515811B 信号处理装置 Signal processing means
04/24/2013CN101345553B Cable diagnosis system, method and system for configuring Ethernet port
04/23/2013US8428608 Method and system for resource allocation in relay enhanced cellular systems
04/23/2013US8428539 Spread spectrum isolator
04/23/2013US8428510 Automatic gain control configuration for a wideband distributed antenna system
04/23/2013US8428273 Wireless digital transmission system for loudspeakers
04/23/2013US8428155 Printed circuit board
04/23/2013US8428079 Systems and methods for discovering a wireless network in a peer-to-peer network
04/23/2013US8427964 Method and apparatus for documenting network paths
04/23/2013US8427277 Remote control system configured for use with automobile remote keyless entry
04/23/2013US8427276 Apparatus for automatically initiating sequence of vehicle functions
04/18/2013WO2013055782A2 Broadband radio frequency data communication system using twisted pair wiring
04/18/2013WO2013054550A1 Equalizer device, receiver device and equalization method
04/18/2013US20130094599 Alternating current rotating machine control device
04/18/2013US20130094597 Joining Process for G3 Networks
04/18/2013US20130094596 Dual-channel receiver for powerline communications
04/18/2013US20130094559 Interface Circuit and Method for Enabling an Output Driver of the Interface Circuit
04/18/2013US20130093600 Endpoint repeater functionality selection
04/18/2013DE112011101606T5 Elektronische Energiekonditionierschaltung Electronic power conditioning
04/18/2013DE112007000510B4 Aktive, nicht-lineare Übertragungsleitung Active, non-linear transmission line
04/17/2013EP2582061A1 Spectrum spread communication system
04/17/2013EP2580871A1 Method for operating a plc system, plc modem device and plc system
04/17/2013CN202889389U Dispatching soft-exchange system for power communication
04/17/2013CN202889377U Homeplug capable of plugging wireless network card
04/17/2013CN202889376U Multifunctional electric modem for security
04/17/2013CN202889344U Sensor combined with power line carrier
04/17/2013CN202888462U Power line network device
04/17/2013CN103053140A Adaptive receiver system and adaptive transceiver system
04/17/2013CN103051359A Method for binding slave nodes with master nodes and unit transformer power supply area distinguishing method
04/17/2013CN103051358A Wire transmission for nonrigid solid matters
04/17/2013CN102196167B Network camera based on power carrier transmission technology
04/17/2013CN102076143B Environment-protective illumination intelligent management system
04/17/2013CN101814926B Signal transmission device and method
04/17/2013CN101729094B Uplink power decreasing method, device and system in digital subscriber lines
04/17/2013CN101534138B Method for bit-loading, device for bit-loading and data transmission system
04/17/2013CN101421923B System identifying method and system identifying device
04/17/2013CN101405951B Method for multi-pair lines co-transmission
04/17/2013CN101404598B Hectometer long line analogy method and apparatus
04/16/2013US8423208 Rail communication system and method for communicating with a rail vehicle
04/16/2013US8422941 Radio communication method
04/16/2013US8422940 Resource management and interference mitigation techniques for relay-based wireless networks
04/16/2013US8422692 Audio distribution system
04/16/2013US8422688 Method and an apparatus of decoding an audio signal
04/16/2013US8422663 Structure and method for echo reduction without loss of information
04/16/2013US8422587 Combined channel coding and space-time block coding in a multi-antenna arrangement
04/16/2013US8422567 Signal transmission apparatus and method
04/16/2013US8422538 Channel estimation method for OFDM relaying system
04/16/2013US8422419 Apparatus and method for providing WLAN service using multiple channel
04/16/2013US8422412 Duplexer and switch enhancement
04/16/2013US8421609 Haptic feedback device and electronic device having the same
04/16/2013US8421608 Vibrating trigger button
04/16/2013US8421607 Personal alert device
04/16/2013US8421475 AC current sensor for measuring electric AC current in a conductor and an indicator system comprising such a sensor
04/11/2013WO2013052886A2 Two-wire communication system for high-speed data and power distribution
04/11/2013WO2013049897A1 Systems, methods and devices for networking over high impedance cabling
04/11/2013US20130089210 End of branch module system
04/11/2013US20130089124 Adaptive tone power control in plc networks
04/11/2013US20130088987 Broadband Radio Frequency Data Communication System Using Twisted Pair Wiring
04/10/2013EP2579612A1 Speaker device, sound source simulation system, and echo canceling system
04/10/2013EP2579611A1 Method for locating current consumer points in an electrical current distribution system, processing device, current sensor and associated current meter
04/10/2013EP2577882A1 Power line communication coupler
04/10/2013EP2577881A1 Signal processing apparatuses and methods for identifying cable connections between ports
04/10/2013EP2577880A1 Network testing
04/10/2013EP2577879A1 Method and arrangement in a dsl vectoring system
04/10/2013EP2577878A2 Automated load control system and method
04/10/2013CN202873133U Integrated system for remotely controlling an LED lamp using power line carrier
04/10/2013CN202872827U Self-adaptive power line carrier communication apparatus
04/10/2013CN202872800U Portable power line carrier communication environment simulator
04/10/2013CN202872796U Anti-low-frequency noise interference device in Power over Ethernet system
04/10/2013CN202872774U Interactive terminal with power line carrier communication access function
04/10/2013CN202872463U Intelligentized electric-power carrier-wave classification closing apparatus
04/10/2013CN202871077U Electric carrier control system for household appliance
04/10/2013CN1918811B Method and apparatus for equalization and crosstalk mitigation
04/10/2013CN103039010A Power line communication coupler
04/10/2013CN103039009A Device and method for compensating for and identifying crosstalk
04/10/2013CN103038090A Communication on a pilot wire
04/10/2013CN103036831A Method and system for achieving power carrier high-speed multi-carrier multiplex
04/10/2013CN103036599A Transmission method of analog signal
04/10/2013CN103036595A Field intensity covering method based on power line transmission
04/10/2013CN103036594A Power line communication system
04/10/2013CN103036593A Low-voltage power line carrier communication circuit
04/10/2013CN103036592A Power line wideband communication signal attenuation method
04/10/2013CN103036591A Time slot allocation method based on cost function
04/10/2013CN103035392A Voltage transformer provided with carrier communication interface
04/10/2013CN101951338B Free routing scheduling method suitable for cable ring network carrier communication
04/10/2013CN101772900B Method and device for crosstalk evaluation and communication system comprising such device
04/10/2013CN101719775B Power line carrier transreceiver special for relay protection
04/09/2013US8418004 Back channel communication
04/09/2013US8416962 Audio mixing/reproducing device
04/09/2013US8416843 Power back-off mode and circuit for 100BaseT
04/09/2013US8416841 Multiple-input multiple-output (MIMO) decoding with subcarrier grouping
04/09/2013US8416719 Generating an estimated non-linear echo signal
04/09/2013US8416066 Active vibrations
04/09/2013US8416029 Transmission noise suppressing structure and wiring circuit board
04/04/2013WO2013045879A1 Digital subscriber line management using virtual noise calculation
04/04/2013WO2013045823A1 Communication device using power line communication and frequency-division multiplexing on a pilot line, and related systems
04/04/2013WO2013045727A1 Wide-bandwidth coupling device for electric lines
04/04/2013WO2013014424A3 Network monitoring apparatuses and associated methods
04/04/2013US20130083937 Speaker Device, Sound Source Simulation System, and Echo Cancellation System
04/04/2013US20130083936 Processing Audio Signals
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