Patents for H04L 27 - Modulated-carrier systems (89,721)
07/2012
07/25/2012CN101295995B Method and device for signal modulation and spread-spectrum process
07/25/2012CN101286774B Interleaved multiplexing transmitter system, interleaved duplex transmitter and data processing method
07/25/2012CN101272608B Interception reference signal transmission method and device
07/25/2012CN101243666B Hybrid satellite and terrestrial OFDM communication method and apparatus
07/25/2012CN101171767B Apparatus and method for re-synthesizing signals
07/25/2012CN101018219B Space frequency signal processing method
07/24/2012US8230313 Low-power predecoding based viterbi decoding
07/24/2012US8229043 Stepped gain mixer
07/24/2012US8229042 Orthogonal frequency division multiplexing demodulator
07/24/2012US8229041 Direct detection of wireless interferers in a communication device for multiple modulation types
07/24/2012US8229040 Feedforward receiver and method for reducing inter-symbol interference by using joint soft values
07/24/2012US8229039 Flexible rate matching
07/24/2012US8229038 Transceiver apparatus, receiver and power saving method thereof
07/24/2012US8229036 Characterizing channel response using data tone decision feedback
07/24/2012US8229035 Apparatus for, and method of, processing signals transmitted over a local area network
07/24/2012US8229033 Digital signal processing based de-serializer
07/24/2012US8229031 Galileo/GPS receiver with improved positioning accuracy
07/24/2012US8229030 FSK signal modulator for producing a binary FSK signal
07/24/2012US8229026 Processor and processing method for signal transmission
07/24/2012US8229024 Channel equalizer and method of processing broadcast signal in receiving system
07/24/2012US8229023 Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments
07/24/2012US8229019 MIMO precoding enabling spatial multiplexing, power allocation and adaptive modulation and coding
07/24/2012US8229016 MIMO receiver and MIMO communication system
07/24/2012US8229014 Fast fourier transform processing in an OFDM system
07/24/2012US8229007 High bandwidth data transport system
07/24/2012US8229006 Precision timing pulse width communications transforming reshaped pulse stream
07/24/2012US8228968 Method and apparatus for generating RF waveforms having aggregate energy with desired spectral characteristics
07/24/2012US8228879 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
07/24/2012US8228441 Apparatus and method for receiving digital multimedia broadcasting without image discontinuity during channel switching
07/24/2012US8228127 Oscillators having arbitrary frequencies and related systems and methods
07/19/2012WO2012096431A1 A method and an apparatus for efficiently transmitting channel status information in a wireless communication system supporting multiple carriers
07/19/2012WO2012096041A1 Base station device
07/19/2012WO2012095122A1 Method and system for communicating data over the power line
07/19/2012WO2012095052A2 Method, device, and system for frequency offset estimation and channel estimation
07/19/2012WO2012094869A1 Method and device for generating multi-frequency transmission signals
07/19/2012WO2012094852A1 Soft demodulation method and apparatus for a multiple quadrature amplitude modulation system
07/19/2012WO2012070831A3 Method and user equipment for transmitting uplink control information, and method and base station for receiving uplink control information
07/19/2012WO2012064154A3 Uplink control information transmitting/receiving method and device in a wireless communication system
07/19/2012WO2012064153A3 Uplink control information transmitting/receiving method and device in a wireless communication system
07/19/2012WO2012064098A3 Apparatus and method for primary uplink shared channel hopping in a wireless network
07/19/2012WO2012064086A3 A method and an apparatus for allocating an ack/nack channel
07/19/2012WO2012064070A3 Resource management system and method for inter-cell interference coordination in wireless communication system
07/19/2012WO2012064052A3 Method for carrier management in a carrier aggregation environment of a mobile communication system
07/19/2012WO2012044098A3 Method for estimating snr (signal to noise ratio) in wireless communication system
07/19/2012US20120183303 Multilevel modulated optical transceiver and multilevel modulated optical transmitting/receiving method
07/19/2012US20120183105 Digital Automatic Gain Control Circuits and Methods For Controlling The Amplitude of a Time-Varying Signal
07/19/2012US20120183104 Digital phase frequency detector, digital phase locked loop including the same and method of detecting phase and frequency of output signal
07/19/2012US20120183103 Demodulation Method and Demodulator for Orthogonal Frequency Division Multiplexing - Multiple Input Multiple Output System
07/19/2012US20120183102 Receiver Circuits and Systems for Receiving Medium Wave and Short Wave Signals
07/19/2012US20120183101 Transmission method, transmission apparatus, and reception apparatus
07/19/2012US20120183100 Detector Circuit, Transponder and Method for Detecting Signal Amplitudes
07/19/2012US20120183097 Radio power converter and radio communication apparatus
07/19/2012US20120183096 Wideband transceiver device for transmitting and receiving signals from a channel selected in dynamically spread bandwidth
07/19/2012US20120183095 Apparatus and method for signalling carrier combination capabilities for a multi-carrier multi-band wireless communication system
07/19/2012US20120183092 Analog continuous time matched pulse shaping transmitter and receiver filters
07/19/2012US20120183091 Signal transmission device, electronic device, and signal transmission method
07/19/2012US20120183089 Modifying a signal by controlling transmit diversity parameters
07/19/2012US20120183087 Method and apparatus for multiple frequency point multiple access
07/19/2012US20120183038 Transmitting circuit, receiving circuit, and communication system equipped therewith
07/19/2012US20120183037 Equalisation of a signal received over a wireless channel
07/19/2012US20120183033 Receiving an input signal over a channel of a wireless network
07/19/2012US20120183022 Transmitting apparatus and method, and receiving apparatus and method
07/19/2012US20120183021 Communication device, communication system, and communication method
07/19/2012US20120182985 Communication method, and transmitting apparatus and receiving apparatus using that communication method
07/18/2012EP2477370A2 Apparatus for transmitting and receiving a signal and method of transmitting and receiving a signal
07/18/2012EP2477369A1 OFDM-MIMO radio frequency transmission system
07/18/2012EP2477350A1 A method for transmitting codewords in multiple input multiple output system
07/18/2012EP2476212A2 Method and apparatus for transmitting control information in wlan system
07/18/2012EP2476210A1 Encoding method by conveying coded bit information on patterns of different modulation schemes on orthogonal resource units
07/18/2012EP2342827B1 Low power linear interpolation digital-to-analog conversion
07/18/2012EP2248316B1 A method for compensating signal distortion in an emitting payload
07/18/2012EP1952602B1 Method and apparatus for overhead reduction of signaling messages
07/18/2012EP1944891B1 Transmitting/receiving system, transmitting apparatus, and pilot signal multiplexing method used in them
07/18/2012EP1238529B1 Digital subscriber line communication system
07/18/2012CN1996784B A method for sensing the pilot frequency, collecting the network information, and broadcasting them to the terminal
07/18/2012CN1957552B Modulation device, modulation method
07/18/2012CN1938962B Systems and methods for communication
07/18/2012CN1914855B DSL system estimation and parameter recommendation
07/18/2012CN1853391B Modulation scheme for orthogonal frequency division multiplexing systems or the like
07/18/2012CN1816975B Apparatus and methods for wireless communication transmission power control that supports physical channel reconfiguration
07/18/2012CN1663209B Clock extraction circuit for use in a linearly expandable broadcast router
07/18/2012CN102598752A Interference avoidance on common channels in uncoordinated network deployments with flexible spectrum use
07/18/2012CN102598615A Carrier wave reproduction circuit and demodulation circuit of semi-synchronous detection system
07/18/2012CN102598614A Method and apparatus for mutiplexing reference signal and data in a wireless communication system
07/18/2012CN102598613A Method and apparatus for generating/transmitting a frame for wireless communication, and synchronization estimation method for wireless communication
07/18/2012CN102598612A Method of transmitting and receiving control information in a wireless communication system
07/18/2012CN102598611A Reconfiguration of active component carrier set in multi-carrier wireless systems
07/18/2012CN102598610A Method and apparatus for interferer parameter estimation using multiple receiver arbitration
07/18/2012CN102598572A Feedback scheme for providing feedback on plural transmissions
07/18/2012CN102598567A Wireless communication system, base station device, mobile station device, wireless communication method, and integrated circuit
07/18/2012CN102598530A Method and apparatus for transmitting a reference signal in a multi-antenna system
07/18/2012CN102598526A Methods and apparatus for multi-user mimo transmissions in wireless communication systems
07/18/2012CN102598516A Receiving apparatus and method
07/18/2012CN102595586A Multicarrier control method, multicarrier despiking module and base station
07/18/2012CN102595583A Uplink power compression method and device under multi-carrier circumstance
07/18/2012CN102595069A Equipment and method for debugging single frequency network
07/18/2012CN102594768A Soft demodulation method and device applicable to multi-QAM (Quadrature Amplitude Modulation) system
07/18/2012CN102594767A Three-dimensional modulation method combining polarization and amplitudes of signals in communication system
07/18/2012CN102594766A Method and device for near-far end carrier synchronization of frequency shift machine
07/18/2012CN102594765A Base-band symbol mapping and demapping methods for onboard orthogonal frequency division multiplexing (OFDM) communication system