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8634496 Method for determining and compensating transceiver non-idealities  
A method for estimating transceiver non-idealities is disclosed. In one aspect, the method comprises generating a preamble comprising multiple sets of known training sequences with a...
8630375 Method and apparatus for received signal processing in a multi-stage receiver  
The present disclosure provides an apparatus and method for advantageously simplifying joint detection processing in one or more demodulation stages of a multi-stage receiver by configuring at...
8630268 Distributed antenna system, distributed antenna switching method, base station apparatus and antenna switching device  
In a distributed antenna system in which plural antennas are dispersed spatially, a base station apparatus 102 collects the terminal throughput of the uplink and downlink communication, the number...
8630748 Method and apparatus for access and/or starting verification  
A method for access or starting verification for a vehicle using a mobile identification encoder and at least two antennas located in or on the vehicle at different locations includes: the antennas...
8630357 Ultra-wideband dual band magnitude summer apparatus and method  
This invention relates to capturing and processing the full bandwidth of an Ultra-Wideband (UWB) signal. An incoming UWB signal is processed in two different analog signal bands in parallel and...
8630376 Method and apparatus for generating beamforming feedback  
Cophasing angles for a plurality of antennas are received from a hardware device by one or more processors separate from the hardware device. When steering vector feedback is to be transmitted, the...
8625700 Evaluation device for providing a transceiver system with transceiving performance information thereof  
An evaluation device provides a transceiver system with performance information. The transceiver system models channels between a transmitter and a receiver thereof using Nakagami distribution with...
8625716 Method and apparatus for performing HARQ in wireless communication system  
A method and an apparatus for performing hybrid automatic repeat request (HARQ) using constellation rearrangement and a circular buffer in a wireless communication system is provided. An encoded...
8625712 Communication method and apparatus using codebook in MIMO system  
A method and apparatus for transmitting and receiving signals using a codebook which maps each codeword to at least two different antennas is provided for a MIMO system. A transmission method...
8625695 Feed-forward control signaling and decoding schemes  
Systems and methods for conveying wireless transmission allocation information are disclosed. In accordance with one method, an index indicating selected data stream parameters is received. In...
8625702 Transmitting apparatus, transmission method, receiving apparatus, and receiving method  
A transmitting apparatus and method transmits different modulated signals from a plurality of antennas, and employs a configuration that includes a modulation section that obtains a modulated...
8625719 DSP workload distribution in a power line carrier system  
Disclosed are various embodiments for dividing workload in a digital signal processing system. In one embodiment, the system includes at least one analog-to-digital converter configured to receive...
8619941 Method for transmitting sounding reference signal in multiple antenna wireless communication system and apparatus therefor  
A method for transmitting a sounding reference signal from a user equipment in a MIMO antenna wireless communication system is disclosed. The method comprises receiving sounding reference signal...
8619927 System and method for discrete gain control in hybrid MIMO/RF beamforming  
A system for selectively and discretely amplifying or attenuating antennas in a hybrid multiple-input-multiple-output (MIMO) radio distribution network (RDN) receiving system is provided herein....
8619889 Method and apparatus for transmission of uplink control signaling and user data in a single carrier orthogonal frequency division multiplexing communication system  
A user equipment (UE) operating in an Orthogonal Frequency Division Multiplexing communication system transmits Layer 1 and Layer 2 user data non-associated and user data associated control...
8619884 Communication channel estimation  
A channel estimator is configured to determine channel estimate parameters indicative of characteristics of a wireless communication channel based on a received signal comprising a known...
8619918 Sparse channel estimation for MIMO OFDM systems  
A method for sparse channel estimation in MIMO OFDM systems with a plurality of subchannels having the same sparsity structure is presented. The inventive method comprises initializing a plurality...
8619917 Decoding apparatus and method of terminal in wireless communication system  
A decoding apparatus and method of a terminal in a wireless communication system are provided. A carrier to interference and noise ratio (CINR) estimator estimates a CINR value of a received...
8619891 Adaptive two-dimensional channel interpolation  
A method and apparatus for improving channel estimation within an OFDM communication system. Channel estimation in OFDM is usually performed with the aid of pilot symbols. The pilot symbols are...
8620310 Quantity of antennas designating a time-frequency resource block  
A method, device and system for sending and acquiring information is provided, which relates to the field of communication, for solving the problem that user equipment (UE) cannot determine whether...
8619892 Wireless communication method and apparatus  
The present invention provides a method of processing information prior to an emission from a multi-antenna device in a multi-user network having at least one user, said emission comprising...
8619940 Method for transmitting sounding reference signal in multiple antenna wireless communication system and apparatus therefor  
A method for transmitting a sounding reference signal from a user equipment in a MIMO antenna wireless communication system is disclosed. The method comprises receiving sounding reference signal...
8619907 Method and apparatus for preamble training in a multiple antenna communication system  
Methods and apparatus are provided for communicating data in a multiple antenna communication system having N transmit antennas. According to one aspect of the invention, a header format includes a...
8620245 Mobile device having at least two antennas and operation control method thereof  
A mobile device having at least two antennas can circumvent transmission problems caused by a user's grasp of the device. A sensor unit is disposed at a specific location of a device body and...
8619839 Interface module for a unit of an antenna distribution system, and antenna distribution system  
An interface module (4) for a unit (1, 2) which is designed to transmit and/or amplify essential communication signals inside an antenna distribution system (29) is specified, said module...
8619921 Channel estimation apparatus, channel estimation method and program  
A channel estimation device comprises: a channel variation detection unit that determines whether variation width of a received signal level is not less than preset threshold width and whether...
8611288 Systems and methods for link adaptation in wireless communication systems  
A method includes determining parameters corresponding to a communication channel, transmitting the parameters from a first wireless device to a second wireless device via the communication...
8611457 Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate, MIMO or otherwise extended devices  
A modified preamble is used by extended devices that operate at higher rates, MIMO or other extensions relative to strict 802.11a-compliant devices. The extended devices might use multiple antenna...
8611481 Blind control channel detection  
The present invention proposes a method, including receiving a sequence of channelization encoded correlated symbols xi, analyzing statistical or orthogonality properties of the sequence, and...
8611443 Method and apparatus to cancel additive sinusoidal disturbances in OFDM receivers  
Orthogonal frequency division multiplexing (OFDM) has become a popular transmission method for high speed wireless radio transmission, due to its potential for low complexity of transmitters and...
8611960 Transmitting and receiving method, and radio apparatus utilizing the same  
A processing unit transmits, from at least one of a plurality of antennas, data corresponding respectively to the plurality of antennas. A control unit generates request signals with which to let a...
8611480 Optimal decoding of transmit diversity code with varying channel characteristics  
Systems and methods are provided for decoding a signal vector in a transmit diversity scheme for varying channels. Information obtained in more than one symbol period are treated as a single...
8611472 Carrier frequency offset estimation scheme, for digital standards with MPSK modulated preamble  
A receiver for reducing acquisition time of a Carrier Frequency Offset (CFO) of an input intermediate frequency (IF) signal with M-PSK modulated preamble using spectral based analysis is provided....
8611451 Precoder coefficient optimization method and apparatus for communications systems  
A method of operation in a receive circuit is disclosed. The method comprises entering an initialization mode followed by receiving training data from a lossy signaling path. The training data...
8611447 Feedback and user scheduling for multi-user multiple input multiple output (MU-MIMO) system  
Some of the embodiments of the present disclosure provide a method comprising selecting, by a user equipment (UE), a preferred interference precoding matrix from a plurality of candidate precoding...
8605804 Method of channel estimation and a channel estimator  
The method includes receiving a signal comprising a symbol-carrier matrix, the symbol-carrier matrix including a predetermined pattern of pilot symbols, and determining first channel estimates at...
8605805 Receiver, channel state information compressing method, and computer program  
A receiver receives a signal from a transmitter via communication channels, informs the transmitter of channel state information, and includes a channel correlation value computation unit that...
8605843 Method and apparatus for signal acquisition in OFDM receivers  
A method and apparatus for signal acquisition in an OFDM receiver relies on a preamble training sequence to synchronize the receiver in time (e.g. determining the start of a frame) and in frequency...
8605812 Wireless feedback system and method  
A codebook C is provided in a MIMO transmitter as well as a MIMO receiver. The codebook C will include M codewords ci, where i is a unique codeword index for each codeword ci. Each codeword defines...
8605838 Interferer parameter estimation method and apparatus  
Interference is estimated in an Orthogonal Frequency Division Multiplexing system by receiving at a wireless receiver pilot symbols and data symbols transmitted in time and frequency via resource...
8606196 Reconfigurable diversity receiver  
A method may include reconfigurably enabling one of a first downconverter and a second converter and disabling the other the second downconverter, wherein the first downconverter and the second...
8605841 Method for processing received OFDM data symbols and OFDM baseband receiver  
A method is provided for processing received data symbols in an orthogonal frequency division multiplexing (OFDM) transmission scheme, and an OFDM baseband receiver which performs this method, in...
8605809 Method and apparatus for using factorized precoding  
According to one or more aspects, the teachings herein improve user equipment (UE) Channel State Information (CSI) feedback, by letting the precoder part of a CSI feedback report comprise...
8599951 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Feed-forward control signaling and decoding schemes
 
Systems and methods for conveying wireless transmission allocation information are disclosed. In accordance with one method, an index indicating selected data stream parameters is received. In...
8599955 System and method for distinguishing between antennas in hybrid MIMO RDN systems  
A system for distinguishing between any one of a plurality of antennas in a multiple-input-multiple-output (MIMO) system having an augmented number of antennas is provided herein. The system...
8594220 Code books for multiple-input and multiple-output communication systems  
A method and device for transmitting and receiving data. A device comprises a code book and a transmitter. The code book comprises a plurality of codewords, wherein the plurality of codewords...
8594210 Method and apparatus for positioning an FFT-window in an OFDM-receiver  
Methods for positioning an FFT-window in an OFDM-receiver are disclosed as well as electronic apparatuses and computer program products for performing the methods. The method comprises determining...
8594221 Model-based channel estimator for correlated fading channels and channel estimation method thereof  
A model-based channel estimator for correlated fading channels adapted to a multiple-input multiple-output (MIMO) system, estimates a coefficient vector of a channel matrix for a given angle of...
8594218 Method of transmitting a precoding matrix in a multi-input multi-output (MIMO) system  
A method of transmitting a precoding matrix in a multi-input, multi-output (MIMO) system is disclosed. In the system, a receiving end determines feedback information by calculating each diagonal...
8594235 Apparatus and method for transmitting data using transmission diversity in wireless communication system  
An apparatus for transmitting data in a wireless communication system is provided. The apparatus includes a data processor for generating modulation symbols by coding information bits and by...