Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
05/2007
05/10/2007WO2007052571A1 Reception status information notifying method and reception status information notifying apparatus
05/10/2007WO2007052397A1 Transmitting/receiving system, transmitting apparatus, and pilot signal multiplexing method used in them
05/10/2007WO2007051952A1 Device for generating sequences of coding elements for an item of transmitting equipment of a cdma communications network
05/10/2007WO2006118411A3 An apparatus for band limiting in sc-fdma communications systems and method thereof
05/10/2007US20070105508 Wireless communication methods, systems, and signal structures
05/10/2007US20070104216 Method of allocating uplink transmission channels in a communication system
05/10/2007US20070104089 Method and apparatus for improved long preamble formats in a multiple antenna communication system
05/10/2007US20070104088 Method and apparatus for improved short preamble formats in a multiple antenna communication system
05/10/2007US20070104086 Apparatus and Method for Modulating Data Message By Employing Orthogonal Variable Spreading Factor (OVSF) Codes in Mobile Communication System
05/10/2007US20070104085 Varying scrambling/ovsf codes within a td-cdma slot to overcome jamming effect by a dominant interferer
05/10/2007CA2625387A1 Radio transmitting apparatus, radio receiving apparatus, wireless communication method, and wireless communication system
05/10/2007CA2625380A1 Transmitting/receiving system, transmitting apparatus, and pilot signal multiplexing method used in them
05/09/2007EP1783941A2 Spread spectrum communication method and apparatus
05/09/2007EP1783940A1 Multicarrier communication apparatus and multicarrier communication method
05/09/2007EP1783939A1 Apparatus for generating spreading sequences for a transmitter of a CDMA communication network
05/09/2007EP1782561A1 Orthogonal-frequency-division-multiplex-packet-aggregation (ofdm-pa) for wireless network systems using error-correcting codes
05/09/2007EP1166481B1 Code reservation for interference measurement in a cdma radiocommunication system
05/09/2007EP0993740B1 A subscriber unit and method for use in a wireless communication system
05/09/2007CN1961555A Method and apparatus for transmitting uplink fast feedback information in an ofdma communication system
05/09/2007CN1961515A Radio transmission device and radio transmission method in multi-carrier communication
05/09/2007CN1961514A Multi-carrier transmission device and multi-carrier transmission method
05/09/2007CN1961513A Adaptive scheduling of voice traffic in a multi-carrier communication environment
05/09/2007CN1961512A Orthogonal frequency division multiplex (OFDM) data packet detecting unit and method of detecting an OFDM data packet
05/09/2007CN1961499A Space-time transmit diversity systems and methods for OFDM applications
05/09/2007CN1961490A Wireless communication apparatus and communication quality estimating method
05/09/2007CN1960359A Equalizer applied in mimo-ofdm system and related method
05/09/2007CN1960228A Method for multiplexing aerial channels of mobile multimedia broadcast
05/09/2007CN1960227A Method for sending control information to indicate operation of receiver
05/09/2007CN1315270C Reception apparatus and method in a mobile communication system for code division multiple access
05/08/2007US7215927 Radio communication apparatus and radio transmission method
05/08/2007US7215656 Transmission and receiving using spreading modulation for spread spectrum communications and thereof apparatus
05/08/2007US7215636 Method of determining training signal in OFDM, and apparatus and method for receiving OFDM signal using the training signal
05/08/2007US7215635 Apparatus for transmitting and receiving signal using orthogonal codes and non-binary values in CDMA/OFDM system and method thereof
05/03/2007WO2007049926A2 Method for encoding space-time codes in a wireless communication system having multiple antennas
05/03/2007WO2007049768A1 Transmitter, communication system and transmission method
05/03/2007WO2007049760A1 Transmitting device, receiving device, transmitting method, receiving method and wireless communication system
05/03/2007WO2007049700A1 Transmission system
05/03/2007WO2007049547A1 Interfering signal characterizing quantity storing method and device, interfering signal characterizing quantity acquiring method and device, and interfering signal suppressing method and device
05/03/2007WO2007048278A1 A method for peak-to-average power ratio reduction
05/03/2007WO2007011138A3 Method and apparatus for transmitting pilot symbols in wireless communication system
05/03/2007US20070098089 Performing blind scanning in a receiver
05/03/2007US20070097856 Unitary precoding based on randomized fft matrices
05/03/2007US20070097855 Quasi-orthogonal allocation of codes in TD-CDMA systems
05/03/2007US20070097854 Apparatus and method for reducing signal noise and OCDMA receiver and method
05/03/2007US20070097853 Shared signaling channel
05/03/2007US20070097852 Adaptive coding and modulation flow control and traffic shaping systems and methods
05/03/2007US20070097851 Information recording device and information recording medthod
05/03/2007DE102005051275A1 Information signals transmitting device for satellite system, has orthogonal frequency-division multiplexing control stage allocating different groups of carriers, which are emitted by spatial emitters, with different information
05/03/2007DE10123128B4 Verfahren zur Synchronisation von blockweise zu übertragenden Daten Method for synchronizing block-wise data to be transmitted
05/03/2007CA2627720A1 Pilot symbol transmission in wireless communication systems
05/02/2007EP1780969A1 Mitigation of radio frequency interference in multicarrier transmission
05/02/2007EP1779571A2 Method and system for link adaptation in an orthogonal frequency division multiplexing (ofdm) wireless communication system
05/02/2007EP1779570A1 Method for detecting ofdm symbol timing in ofdm system
05/02/2007EP1779531A1 Method for detecting a signal, detector and computer program product
05/02/2007EP1704658B1 Broadband radio transceiver with optical transform
05/02/2007CN1957552A Modulation device, modulation method, and demodulating device
05/02/2007CN1957551A Synchronization in a broadcast OFDM system using time division multiplexed pilots
05/02/2007CN1956437A Carrier frequency recovery device and method for time domain synchronous orthogonal frequency division multiplex system
05/02/2007CN1956436A Apparatus and method for estimating channels in digital broadcasting signal receiver
05/02/2007CN1956435A Apparatus and method for detecting transmission mode of broadcast signal
05/01/2007US7212793 Radio reception apparatus and radio reception method
05/01/2007US7212552 Communication system and communication method
05/01/2007CA2291062C Method and apparatus for superframe bit allocation
04/2007
04/26/2007WO2007047864A2 Traffic shaping and metering scheme for oversubscribed and/or cascaded communication devices
04/26/2007WO2007046503A1 Inter-carrier interference removal device and reception device using the same
04/26/2007WO2007046427A1 Cross polarization interference compensating method, and cross polarization interference compensating device
04/26/2007WO2007046245A1 Wireless communication apparatus, antenna calibration method and computer program
04/26/2007WO2007045101A2 Multiplexing schemes for ofdma
04/26/2007WO2007023359A3 Apparatus, method and computer program product providing initial cell acquisition and pilot sequence detection
04/26/2007WO2007015143A3 Method, apparatus and computer program product providing widely linear interference cancellation for multi-carrier systems
04/26/2007US20070092015 Channel estimation in a multicarrier radio receiver
04/26/2007US20070091866 Method and System for Multirate Multiuser Modulation
04/26/2007US20070091788 Versatile data rate control for enhanced EVDO systems
04/26/2007US20070091787 Apparatus and method for channel selective scheduling in mobile communication systems using OFDMA
04/26/2007US20070091785 Method and apparatus for accelerated super 3g cell search
04/26/2007CA2623431A1 Cross polarization interference compensating method, and cross polarization interference compensating device
04/25/2007EP1777853A1 Mimo transmitting apparatus, mimo receiving apparatus, and pilot symbol transmission method
04/25/2007EP1777852A1 Receiver, transmitter, and reception method
04/25/2007EP1776798A1 Method for determining a residual frequency offset, communication system, method for transmitting a message, transmitter, method for processing a message and receiver
04/25/2007EP1776791A1 Transmitter, method for generating a plurality of long preambles and communication device
04/25/2007EP1476955B1 Dynamic channel configuration in a cellular radio network
04/25/2007CN1954573A Method and apparatus for transmitting uplink acknowledgement information in an ofdma communication system
04/25/2007CN1954528A OFDM receiver apparatus and OFDM receiving method
04/25/2007CN1312929C Single-frequency network system of ground digital TV broadcast and its realizing method
04/24/2007US7209433 Channel estimation and compensation techniques for use in frequency division multiplexed systems
04/19/2007WO2007044164A1 Partially coherent transmission for a multi-carrier communication system
04/19/2007WO2007043827A1 Method of frequency channel assignment using effective spectrum sensing in multiple fa system
04/19/2007WO2007043813A1 Transmission/reception apparatus and method for channel estimation using packet data control channel in fdma communication and system using the same
04/19/2007WO2007043477A1 Wireless communication base station device and pilot transmitting method
04/19/2007WO2007043376A1 Modulation device, modulation method, demodulation device, and demodulation method
04/19/2007WO2007043151A1 Multi-carrier transmission device
04/19/2007WO2007043108A1 Wireless communication system and wireless communication method
04/19/2007WO2007043097A1 Transmitting apparatus, receiving apparatus, transmitting method, receiving method, information recording medium and program
04/19/2007WO2007042900A1 Phase noise canceling ofdm receiver
04/19/2007WO2007041845A1 Multi-user mimo systems and methods
04/19/2007WO2007021159A3 Cinr estimating method and device using preamble in ofdm
04/19/2007WO2007002305A3 Method and system for adapting an effective spreading sequence in a communication system using direct sequence spreading
04/19/2007US20070087749 Method, system, apparatus and computer program product for placing pilots in a multicarrier mimo system
04/19/2007US20070086535 Pilot pattern design for a sttd scheme in an ofdm system
04/19/2007US20070086512 Hybrid forwarding apparatus and method for cooperative relaying in an OFDM network