| Patents for H04J 7 - Multiplex systems in which the amplitudes or durations of the signals in individual channels are characteristic of those channels (369) |
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| 12/30/2014 | US8923272 Method and apparatus for multiplexing a host identity protocol security channel |
| 12/10/2014 | CN104205719A 用于超密集wdm系统的时钟恢复方法 Wdm system for ultra-dense clock recovery method |
| 11/18/2014 | US8891355 Information transmitter with variable pulse width encoding |
| 10/14/2014 | US8861327 Methods and systems for communicating |
| 09/16/2014 | US8836502 Personal media device input and output control based on associated conditions |
| 08/12/2014 | US8804483 System and method for transmission and detection of frame including bursts of pulses |
| 08/12/2014 | US8804482 Bidirectional communication |
| 07/16/2014 | CN103929248A 一种可见光通信色分复用方法 A visible-light-color-division multiplexing communication method |
| 05/06/2014 | US8717865 Method and apparatus for constructing very high throughput short training field sequences |
| 02/19/2014 | EP2697910A1 Antenna alignment and vehicle guidance for wireless charging of electric vehicles |
| 12/31/2013 | US8619671 Transmission reception apparatus of data using polarization transmission in los radio communication system |
| 12/31/2013 | US8619540 Apparatus and method for transmitting and receiving uplink sounding signal in broadband wireless communication system |
| 12/25/2013 | CN103477566A Antenna alignment and vehicle guidance for wireless charging of electric vehicles |
| 10/29/2013 | US8571132 Constrained hopping in wireless communication systems |
| 10/29/2013 | US8570983 FDD/TDD wireless link for UNII band |
| 10/10/2013 | WO2013149847A1 Clock recovery method for ultra dense wdm systems |
| 10/09/2013 | EP2648360A1 Clock recovery method for ultra dense WDM systems |
| 10/08/2013 | US8555373 Network security module for Ethernet-receiving industrial control devices |
| 09/10/2013 | US8533550 Method and system to improve the performance and/or reliability of a solid-state drive |
| 09/03/2013 | US8525936 Communication apparatus, television receiver, video signal processing apparatus, communication method, program, and integrated circuit |
| 07/17/2013 | CN103210603A Estimation of a multipath signal in a wireless communication system |
| 07/02/2013 | US8477591 Control apparatus, control method and computer program of communication system |
| 05/28/2013 | US8451710 Sub-packet pulse-based communications |
| 05/07/2013 | USH2274 Variable pulse width encoding for information transmission |
| 05/01/2013 | EP2586144A1 Estimation of a multipath signal in a wireless communication system |
| 03/05/2013 | US8391215 Wireless communication apparatus and wireless communication method |
| 02/26/2013 | US8385187 Method for retrieving data from ultra wideband radio transmission signals and receiver implementing said method |
| 01/08/2013 | US8351320 Method and apparatus for transmitting pilot in wireless communication system |
| 12/20/2012 | US20120321313 Method and apparatus for processing downlink frame synchronization in gigabit-capable passive optical network system |
| 10/23/2012 | US8296619 Method and apparatus for indicating a temporary block flow to which a piggybacked ACK/NACK field is addressed |
| 10/18/2012 | WO2012142040A1 Antenna alignment and vehicle guidance for wireless charging of electric vehicles |
| 09/25/2012 | US8274885 System and method for data distribution in VHF/UHF bands |
| 09/13/2012 | US20120230177 Congestion abatement in a network interconnect |
| 07/25/2012 | EP1590907B1 Improved vertical roaming in wireless networks through improved wireless network cell boundary detection |
| 05/29/2012 | US8190163 Methods and apparatus of enhanced coding in multi-user communication systems |
| 05/08/2012 | US8174961 Switch control device |
| 03/27/2012 | US8144854 Conference bridge which detects control information embedded in audio information to prioritize operations |
| 02/02/2012 | US20120026863 Link throughput enhancer |
| 02/01/2012 | EP1397935B1 Communications method, apparatus and signal |
| 01/03/2012 | US8089860 Data transmission system and method |
| 12/29/2011 | WO2011160190A1 Estimation of a multipath signal in a wireless communication system |
| 10/25/2011 | US8045451 Apparatus and method for channel estimation in a mobile communication system |
| 08/09/2011 | US7995722 Data transmission over an in-use transmission medium |
| 07/19/2011 | US7983146 Method for communications using a communication protocol |
| 05/24/2011 | US7948869 Time-encoding-based high-capacity digital communication link |
| 05/17/2011 | US7944807 System and method for implementing a single-wire serial protocol |
| 04/20/2011 | EP1813040B1 System and method of vehicular wireless communication |
| 03/30/2011 | CN1518846B Communications method and apparatus |
| 03/29/2011 | US7915938 Multi-channel digital pulse width modulator (DPWM) |
| 03/23/2011 | CN1771682B Method and system for reducing vertical handover in wireless networks through improved wireless network cell boundary detection |
| 03/22/2011 | US7912093 Method and apparatus for providing piggybacked positive acknowledgement/negative acknowledgement field indicator and a polling indicator |
| 02/22/2011 | US7894332 Power profile reshaping in orthogonal frequency division multiple access symbols |
| 02/15/2011 | US7889787 Ultrasound transmit beamformer integrated circuit and method |
| 12/28/2010 | US7859991 Signal transmitting apparatus, power supplying system, and serial communication apparatus |
| 12/07/2010 | US7848222 Pulsed wave interconnect |
| 10/26/2010 | US7822800 Apparatus and method for performing a calculation operation |
| 10/26/2010 | US7821918 System and method for communication channel and device control via an existing audio channel |
| 10/20/2010 | EP1969748B1 Optical transmission between a central terminal and a plurality of client terminals via an optical network |
| 09/28/2010 | US7804843 Communication apparatus and method of airbags for a vehicle |
| 08/17/2010 | US7778154 Techniques for reducing interference in a communication system |
| 07/27/2010 | US7764744 Apparatus and method for extending number of antennas in a wireless communication system using multiple antennas |
| 07/13/2010 | US7756699 Sound encoder and sound encoding method with multiplexing order determination |
| 07/13/2010 | US7756698 Sound decoder and sound decoding method with demultiplexing order determination |
| 06/10/2010 | US20100142420 Multiplexing apparatus in a transceiver system |
| 04/13/2010 | US7697902 Radio frequency remote control |
| 03/31/2010 | EP2168278A1 A method and apparatus for increasing the capacity of a data communication channel |
| 03/30/2010 | US7688811 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones |
| 10/20/2009 | US7606541 Enhanced holdover for synchronous networks employing packet switched network backhaul |
| 09/30/2009 | EP2106054A1 Upgrading of a passive optical network |
| 08/12/2009 | EP2088702A1 Clock recovery for a multi-speed multi-level signal |
| 07/07/2009 | US7558532 Measurement technique for a radio access telecommunications terminal |
| 04/09/2009 | WO2006020503A3 Digital adaptive feedforward harmonic distortion compensation for digitally controlled power stage |
| 03/31/2009 | US7512091 Method of controlling reverse link data rate in a mobile communications system |
| 03/17/2009 | US7505395 Parallel pulse code modulation system and method |
| 03/04/2009 | CN100466642C A modulation technique providing high data rate through band limited channels |
| 02/03/2009 | US7486221 Methods and systems for using pulsed radar for communications transparent to radar function |
| 01/22/2009 | US20090022494 Optical network terminal, method for configuring rate limiting attributes of ports, and method for processing packets |
| 12/04/2008 | WO2008146275A1 A method and apparatus for increasing the capacity of a data communication channel |
| 10/23/2008 | US20080260386 Reconfigurable optical add drop multiplexer core device, procedure and system using such device, optical light distributor, and coupling-ratio assigning procedure |
| 10/16/2008 | US20080253767 Method and System for Hitless Tunable Optical Processing |
| 10/14/2008 | CA2451576C Communications method, apparatus and signal |
| 09/17/2008 | EP1969748A1 Optical transmission between a central terminal and a plurality of client terminals via an optical network |
| 09/16/2008 | US7426178 Vertical roaming in wireless networks through improved wireless network cell boundary detection |
| 09/10/2008 | EP1966919A2 Communication system and method |
| 08/20/2008 | EP1959605A1 Signal separation circuit, signal separation method, and counter circuit used in the signal separation circuit |
| 08/20/2008 | EP1867086B1 Optical transmission between a first unit and a plurality of second units interconnected by means of a passive optical access network |
| 08/20/2008 | CN101247198A Fractional fourier transform domain multi-access signal generating and receiving method |
| 08/05/2008 | US7409002 Signal modulation |
| 06/24/2008 | US7391716 Semiconductor integrated circuit and data transmission system |
| 05/08/2008 | US20080107013 Signature generation using coded waveforms |
| 01/01/2008 | US7315898 Data communication system, data transmission apparatus, data reception apparatus, data communication method, and computer program |
| 12/19/2007 | EP1867086A1 Optical transmission between a first unit and a plurality of second units interconnected by means of a passive optical access network |
| 12/11/2007 | US7308004 Method and apparatus of multiplexing and demultiplexing communication signals |
| 11/22/2007 | WO2007133264A2 Integrated vehicular positioning and communications system |
| 11/20/2007 | US7298765 System and method for multiplexing digital and analog signals using a single electrical connector |
| 11/13/2007 | US7295509 Signaling method in an OFDM multiple access system |
| 10/30/2007 | US7289774 Communications method, apparatus and signal |
| 10/11/2007 | DE19820435B4 Signalsende- und Empfangsvorrichtung für das Leiterbahnsystem in einem Bauteil mit mehreren Logikwerten Signal transmitting and receiving apparatus for the conductor system in one component with a plurality of logic values |
| 09/04/2007 | US7266077 Serial digital communication system and method |
| 08/01/2007 | EP1813040A2 System and method of vehicular wireless communication |