Patents for H04L 27 - Modulated-carrier systems (89,721)
08/2008
08/07/2008WO2008057752A3 Method and apparatus for fast cell search
08/07/2008WO2008045336A3 Method and apparatus of control signaling
08/07/2008WO2008038114A3 Apparatus, method and computer program product providing sequence modulation for uplink control signaling
08/07/2008WO2007136212A3 A method of configuring wireless resource for effective and efficient transmission in a wireless communication system
08/07/2008WO2007126434A3 Blind bandwidth detection for a sample stream
08/07/2008WO2007069822A3 Method and apparatus for overhead reduction of signaling messages
08/07/2008WO2007012020A3 Symbol synchronization for ofdm systems
08/07/2008US20080187136 Systems and Methods for Use with Orthogonal Frequency Division Multiplexing
08/07/2008US20080187074 Method and apparatus for controlling analog block of data receiver
08/07/2008US20080187073 Transmitter Apparatus
08/07/2008US20080187070 Method and apparatus for mapping of absolute power grant values in wireless communications
08/07/2008US20080187069 Apparatus, and associated method, for communicating a data block in a multi carrier modulation communication scheme
08/07/2008US20080187068 Multicarrier Transmitter Apparatus, Muticarrier Receiver Apparatus, Multicarrier Transmitting Method and Multicarrier Receiving Method
08/07/2008US20080187064 Radio transmitting apparatus, radio receiving apparatus and method therefor
08/07/2008US20080187062 Method and apparatus for multiple-input multiple- output feedback generation
08/07/2008US20080187061 Systems and methods for reconstructing steering matrices in a mimo-ofdm system
08/07/2008US20080187059 Systems and methods for shifting the position of a symbol to reduce transmission overhead
08/07/2008US20080187057 Apparatus, and associated method, for communicating a data block in a multi carrier modulation communication scheme together with an identification sequence superimposed thereon
08/07/2008US20080187038 Asymmetric multi-channel adaptive equalizer
08/07/2008US20080187036 Decision feedback equalizer (dfe) architecture
08/07/2008US20080187035 Non-linear distortion detection method and distortion compensation amplifying device
08/07/2008US20080187034 Method Of Equalizing A Digital Signal And Equalizer
08/07/2008US20080187005 Method of data transmission in a multi-carrier based transmission system and device implementing the method
08/07/2008US20080186937 Interlaced complementary code sets based on codes with unity peak sidelobes
08/07/2008US20080186891 Method and Device For Operating of Two Wireless Services
08/07/2008US20080186881 System For Distributing Radio Signal
08/07/2008US20080186843 Method and System For Combining Ofdm and Transformed Ofdm
08/07/2008DE112006002532T5 Mehrträger-Sender für Mehrfach-Eingabe-Mehrfach-Ausgabe-Kommunikationssysteme und Verfahren zum Punkturieren von Bits für Pilottöne Multicarrier transmitter for multiple-input-multiple-output communication systems and methods for puncturing of bits for pilot tones
08/07/2008DE102007045102A1 Transceiving system for time division multiple access communication system, has shared filter module for filtering demodulated inbound radio frequency signal and outbound baseband signal
08/07/2008DE102007005768A1 Phasenkorrektureinrichtung Phase corrector
08/07/2008CA2676385A1 Apparatus, and associated method, for communicating a data block in a multi carrier modulation communication scheme
08/07/2008CA2675832A1 Multi-carrier modulation scheme using an identification sequence
08/07/2008CA2674918A1 Using a single fast hadamard transform to decode access probes from multiple users
08/07/2008CA2674916A1 Methods and systems for resizing multimedia content based on quality and rate information
08/06/2008EP1953988A1 Transmitter for communication systems employing an enhanced modulation scheme
08/06/2008EP1953987A2 Modified Active-Set Approach For Peak-to-Average Power Ratio Reduction Via Reservation Tone
08/06/2008EP1953986A2 Multicarrier modulation with adaptation to the noise environment
08/06/2008EP1953985A2 Method and apparatus for reference signal generation in wireless communications system
08/06/2008EP1953983A2 Shared front end in a transmitter/receiver for multiple OFDM communication schemes
08/06/2008EP1953982A1 Method and device for timing synchronization and neighbor scanning for cellular OFDM Systems
08/06/2008EP1953981A1 PAPR reduction using scrambling sequences
08/06/2008EP1953980A1 Multi-carrier apparatus and method for communicating a data block with a PAPR reduction identification sequence superimposed thereon
08/06/2008EP1953979A1 Method and device for transmitting a signal, in particular a mobile telephone signal
08/06/2008EP1953978A1 Decoding method and apparatus in communication devices
08/06/2008EP1953977A1 Apparatus and method for deciding uplink transmission parameters
08/06/2008EP1953947A1 Method for operating a mobile telecommunication network using orthogonal frequency division multiplex with tone reservation in a communication path
08/06/2008EP1953943A2 Wireless communication system, data transmission method for uplink thereof, base station device and mobile station device
08/06/2008EP1953940A1 Multicarrier modulation scheme as well as transmission apparatus and reception apparatus using the scheme
08/06/2008EP1953939A1 Multicarrier receiver, multicarrier communication system and demodulating method
08/06/2008EP1953931A1 Photoreceptor using mach-zehnder interferometer
08/06/2008EP1952602A2 Method and apparatus for overhead reduction of signaling messages
08/06/2008EP1952570A1 Automatic selection of coherent and noncoherent transmission in a wireless communication system
08/06/2008EP1952569A2 Method and apparatus for producing/recovering ofdm/ofdma signals
08/06/2008EP1952529A2 Polar modulation apparatus and method using fm modulation
08/06/2008EP1741205A4 Versatile system for dual carrier transformation in orthogonal frequency division multiplexing
08/06/2008EP1645134B1 Digital broadcasting transmission/ reception capable of improving a receiving performance and a signal processing method thereof
08/06/2008EP1301803B1 Signal detector and method employing a coherent accumulation system to correlate non-uniform and disjoint sample segments
08/06/2008EP1230750B1 System and method for increasing feeder link capacity in a satellite communications system
08/06/2008CN101238734A Configuration for implementing enhanced VSB on the studio side
08/06/2008CN101238697A Wireless communication apparatus and wireless communication method
08/06/2008CN101238696A A multicarrier modulation with enhanced frequency coding
08/06/2008CN101238695A Device for receiving symbols in subcarriers
08/06/2008CN101238694A Apparatus, and associated method, for allocating communications in a multi-channel communication system
08/06/2008CN101238693A DSL system loading and ordering
08/06/2008CN101238692A Method for receiving and transmitting signals in a multicarrier system
08/06/2008CN101238655A Transmission methods and apparatus combining pulse modulation and hierarchical modulation
08/06/2008CN101238643A DC offset correction device and its method
08/06/2008CN101237691A Method and system for resource distribution in OFDMA network
08/06/2008CN101237465A A webpage context extraction method based on quick Fourier conversion
08/06/2008CN101237440A A data interweaving method and device
08/06/2008CN101237439A A sub-carrier intercrossed discrete pilot interposition method in OFDM system
08/06/2008CN101237438A A multi-carrier demodulation device applied into wireless sensor network
08/06/2008CN101237437A Method and device for realizing different rank modulation
08/06/2008CN101237436A A method and circuit for detecting carrier frequency deviation and sampling frequency deviation
08/06/2008CN101237435A A method and device for reducing multi-carrier signal peak equal ratio
08/06/2008CN101237434A A soft judgement method for Graham M-PSK modulation
08/06/2008CN101237433A A channel estimation device for wireless sensor network
08/06/2008CN101237432A Channel estimating method and device
08/06/2008CN101237431A Method and device for estimating downlink channel in TD-SCDMA inter-frequency networking
08/06/2008CN101237384A Method, device, user plane entity and system for transmitting multimedia broadcasting/multicast service data
08/06/2008CN101237311A Transmission method and device for uplink and downlink proportional information in time division duplex system
08/06/2008CN101237306A Broadband wireless sensor network transmission scheme based on collaborative communication of amplification forward single node
08/06/2008CN101237297A A method, device and system for transmitting control information of enhanced uplink dedicated channel
08/06/2008CN101237271A Method and system for frame synchronization and getting cell group information
08/06/2008CN101237262A Valid set reconstruction method for reducing the peak average power ratio via reserved tone
08/06/2008CN101237260A Uplink power control device and method
08/06/2008CN101237255A Method for reducing the uplink intrusion noise of cable data system
08/06/2008CN101237253A Self-adapted interference separation signal receiving/transmission device based on fraction Fourier conversion
08/06/2008CN101237251A Direct frequency spreading-OFDM modulation and demodulation method under high-speed mobile environment
08/06/2008CN101237247A Method for forming a bit log-likelihood ratio from symbol log-likelihood ratio
08/06/2008CN101237245A Single-frequency broadcasting receiving method based on TD-SCDMA network
08/06/2008CN100409676C Digital broadcasting demodulator
08/06/2008CN100409608C Method of symbol timing synchronization in communication systems
08/06/2008CN100409600C Receiving device and method
08/06/2008CN100409567C Amplifier circuit, transmission device, amplification method and transmission method
08/06/2008CN100409026C Digital controlled oscillator for radio signal receiver
08/05/2008US7409228 VOFDM receiver correlation matrix processing using factorization
08/05/2008US7409024 Process for providing a pilot aided phase synchronization of carrier
08/05/2008US7409019 High Speed Multi-Mode Receiver with adaptive receiver equalization and controllable transmitter pre-distortion
08/05/2008US7409018 Automatic gain controller outputting control value varying nonlinearly, and a method of outputting a gain control signal thereof