Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
03/2006
03/23/2006US20060063491 Radio reception device and radio reception method
03/23/2006US20060062321 Method and device for wavelet denoising
03/23/2006US20060062314 Symbol interleaving
03/23/2006US20060062140 Transmitting apparatus and transmitting method
03/23/2006CA2855313A1 A method and apparatus for spreading sequence hopping in code-multiplexed control channels
03/23/2006CA2579429A1 A method and apparatus for spreading sequence hopping in code-multiplexed control channels
03/22/2006EP1638242A2 OFDM-CDMA transmission apparatus and corresponding method
03/22/2006EP1638230A1 Peak electric power suppressing apparatus and peak electric power suppressing method
03/22/2006EP1638229A1 Radio communication system and radio communication method
03/22/2006EP1637005A1 Code channel management in a wireless communications system
03/22/2006EP1636958A1 Communication apparatus and communication method for a digital wavelet multicarrier transmission system
03/22/2006EP1636928A2 Multi-band-ofdm communications systems
03/22/2006EP1552405A4 Efficient joint detection
03/22/2006EP1415428B1 Channel estimation in a multi carrier transmit diversity system
03/22/2006CN1751454A Communication device and communication method
03/22/2006CN1750432A Antenna direction regulating method and OFDM receiving device
03/22/2006CN1247044C Method and apparatus for time-sharing channelization code in a CDMA communication system
03/22/2006CN1247026C Mobile terminal oriented multimedia broadcasting system and implementing method thereof
03/21/2006US7016446 Channel decoder for a digital broadcast receiver
03/21/2006US7016438 Cross polarization interference canceller and method of canceling cross polarization interference
03/21/2006US7016431 Transmitter for transmitting signals over radio channels and method for transmitting signals over radio channels
03/21/2006US7016426 Method for determining the amplitude imbalance at the receiving end and quadrature error in a multi-carrier system
03/21/2006US7016425 Quasi-differential modulation/demodulation method for multi-amplitude digital modulated signals and OFDM system
03/21/2006US7016424 Method and circuit layout for the transmission of messages by means of approximating hermitian functions
03/21/2006US7016298 Signal transmission/reception system of orthogonal frequency division multiplexing
03/21/2006US7016297 Method and apparatus providing decentralized, goal-orientated adaptive learning in an adaptive orthogonal frequency division multiplex communication system
03/21/2006CA2285198C Parallel transmission method
03/16/2006WO2006029208A1 Covert ofdm transmission using cyclic prefix
03/16/2006WO2006028204A1 Wireless communication apparatus and wireless communication method
03/16/2006WO2006028061A1 Mimo transmitting apparatus, mimo receiving apparatus, and pilot symbol transmission method
03/16/2006WO2006028036A1 Receiving method and apparatus and communication system using the same
03/16/2006WO2006027937A1 Wireless transmitting apparatus and pre-equalization method thereof
03/16/2006WO2005071864A3 Data transmission with spatial spreading in a mimo communication system
03/16/2006US20060058061 Transmitting apparatus receiving apparatus radio communication method and radio communication system
03/16/2006US20060056546 Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof
03/16/2006US20060056462 Transmission device and transmission method
03/16/2006US20060056360 Method and apparatus for spreading sequence hopping in code-multiplexed control channels
03/16/2006US20060056327 Adaptive pre-equalization method and apparatus
03/16/2006US20060056283 Interference mitigation in a wireless communication system
03/16/2006US20060056282 Method of scheduling and forward link resource allocation in OFDM systems
03/16/2006US20060056281 Method and system for time-domain transmission diversity in orthogonal frequency division multiplexing
03/16/2006US20060056280 Ofdm signal receiver device and ofdm signal receiving method
03/16/2006DE102004037916A1 Empfangsschaltung zum Empfangen von OFDM-Signalen und Verfahren hierzu Reception circuit for receiving OFDM signals and methods for this purpose
03/16/2006CA2579712A1 Wireless communication apparatus and wireless communication method
03/15/2006EP1635511A1 Transmission of random access bursts with at least one message part
03/15/2006EP1635495A1 Multi-carrier transmitter apparatus, multi-carrier receiver apparatus, and multi-carrier communication method
03/15/2006EP1635494A1 Radio communication system performing multi-carrier transmission, reception device, reception method, transmission device, transmission method, delay time calculation device, and delay time calculation method
03/15/2006EP1635480A2 System and method for generating signal waveforms in a CDMA cellular telephone system
03/15/2006EP1635479A2 System and method for generating signal waveforms in a CDMA cellular telephone system
03/15/2006EP1634403A2 Parallel spread spectrum communication system and method
03/15/2006EP1634397A1 Reducing adjacent channel interference in a multicarrier modulation system
03/15/2006CN1748383A Virtual mimo communication system with uplink space-time codes of colabourated mobile terminals
03/15/2006CN1748382A Transmission device and transmission method
03/15/2006CN1747360A Method for allowing multi-user orthogonal and non-orthogonal interoperability of code channels
03/15/2006CN1245835C Transmitting device and method of digital broadcasting system with improved internal interlacing devicerandom mechanism
03/14/2006US7013420 Coded modulation method, which takes tailbits and their coding into account
03/14/2006US7013243 Multiplexed signal quality display, method, and program, and recorded medium where the program is recorded
03/14/2006US7012969 Distortion compensating apparatus
03/14/2006US7012966 Channel estimation for wireless systems with multiple transmit antennas
03/14/2006US7012949 OFDM guard band communication apparatus and method
03/14/2006US7012948 Method for assigning codes in uplink of synchronous wireless telecommunication system
03/14/2006US7012886 Walsh code allocation/de-allocation system
03/14/2006US7012885 Data communications apparatus for cable network
03/14/2006US7012884 Zero-overhead method for sequence reversible and pattern independent orthogonal multiplexing
03/14/2006US7012883 Rate selection for an OFDM system
03/14/2006US7012882 Channel estimator for OFDM system
03/14/2006US7012881 Timing and frequency offset estimation scheme for OFDM systems by using an analytic tone
03/09/2006WO2006026264A1 Method and apparatus for pilot channel transmission and reception within a multi-carrier communication system
03/09/2006WO2006025213A1 Peak power suppressing apparatus and peak power suppressing method
03/09/2006WO2004114572A3 Parallel spread spectrum communication system and method
03/09/2006US20060050878 Method to generate a pseudo random sequence of multi carrier data symbols, and related transmitter and receiver
03/09/2006US20060050776 Vdsl system based on dmt line coding, and method for determining length of cyclic prefix samples using the system
03/09/2006US20060050774 Method and device for estimating the transfer function of a channel for the variable transmission of a multicarrier signal
03/09/2006US20060050627 System and method for dividing subchannels in a OFDMA network
03/09/2006US20060050626 Covert OFDM Transmission Using Cyclic Prefix
03/09/2006US20060050625 Position location signaling method apparatus and system utilizing orthogonal frequency division multiplexing
03/09/2006US20060050624 Ofdm communication device
03/09/2006DE102004042376A1 Empfangseinrichtung zum Empfangen von zeitlich gemultiplexten Signalen, Sendesystem und Verfahren zur zeitlichen Synchronisierung von zeitlich gemultiplexten Signalen Receiving means for receiving time-multiplexed signals, transmission system and method for temporal synchronization of time-multiplexed signals
03/08/2006EP1632975A1 Multi-carrier communication method and communication apparatus thereof
03/08/2006EP0983648B1 Device and method for controlling powers of orthogonal channel and quasi-othogonal channel in CDMA communication system
03/08/2006CN1744602A Wireless communications system and wireless terminal
03/08/2006CN1244995C Fixed OFDM wireless MAN utilizing CPE having internal antenna
03/08/2006CN1244989C Code-select CDMA modulation/demodulation method and device thereof
03/08/2006CN1244988C Sheared group channel assignment apparatus and method for use in CDMA mobile communication system
03/07/2006US7010027 Multistandard discrete multi-tone (DMT) digital subscriber line (DSL) system
03/07/2006US7009932 Frequency tracking device for a receiver of a multi-carrier communication system
03/07/2006US7009931 Synchronization in a multiple-input/multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) system for wireless applications
03/07/2006CA2268360C Destination dependent coding for discrete multi-tone modulation
03/02/2006WO2006022372A1 Wireless transmitter and wireless receiver
03/02/2006WO2005112320A3 Orthogonal frequency division multiplex ofdm packet detect unit, method of detecting an ofdm packet
03/02/2006WO2004102816A3 Fast frequency hopping with a code division multiplexed pilot in an ofdma system
03/02/2006WO2003094361A3 Determining useable combinations of variables for transmitting a subpacket of an encoder packet
03/02/2006US20060046644 Software-defined repeater for use in a wireless network
03/02/2006US20060045003 Method for detecting initial operation mode in wireless communication system employing OFDMA scheme
03/02/2006US20060045002 Data communications apparatus for cable network
03/02/2006US20060045001 Transmission of signaling in an OFDM-based system
03/02/2006US20060045000 Time-frequency interleaved mc-cdma for quasi-synchronous systems
03/01/2006EP1631113A2 Method for fast acquisition of traffic channels for a highly variable data rate
03/01/2006EP1630991A1 Multi-carrier communication device and feedback information communication method
03/01/2006EP1630990A1 Ofdm signal receiver apparatus and ofdm signal receiving method