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8594251 Long-term drift mitigation for radio frequency receivers utilizing a free-running crystal  
Embodiments of a receiver for using a first oscillator signal provided by a crystal resonator to support multiple, different functionalities are provided. The receiver comprises a phase-locked loop...
8588322 Method and device for soft-output detection in multiple antenna communication systems  
An embodiment of a method and device for detecting a signal and generating bit soft-output of a multiple-input multiple-output system is provided. The device includes at least one channel estimates...
8588350 Diversity receiver having cross coupled channel parameter estimation  
A diversity receiver has multiple antenna receiving branches. Each branch has means for estimating at least a receiving channel parameter, and the channel parameter estimating means in one branch...
8588352 Wireless device  
A wireless device is configured so that an RF-IC unit calculates a difference value between IQ data received by an antenna Ant1 and IQ data received by an antenna Ant2 and transfers the difference...
8588324 Precoding for coordinated multi-point joint transmission  
The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for implementing precoding for a coordinated multi-point joint...
8588351 Multi-band signal detection  
Apparatus may be provided including a spectrum analyzer and decision circuitry. The spectrum analyzer may be configured to ascertain wireless signal signature data from a wide range of frequency...
8582632 Decoding a signal  
Method, receiver and computer program product for processing a signal transmitted from a plurality of spatially separated transmit antennas using a Multiple-Input Multiple-Output transmission over...
8582677 Communication apparatus, communication method and computer program  
There is provided a communication apparatus, including a transmission pattern generation unit that generates a transmission pattern according to a modulation method, a metric calculation unit that...
8582417 Pilot pattern design for a STTD scheme in an OFDM system  
A transmitting device for transmitting data and pilot symbols in an OFDM transmission system having transmission antennas. The device includes symbol generating means for generating data and pilot...
8576947 System and method for simultaneous MIMO signal testing with single vector signal analyzer  
Signal conversion circuitry and method for converting a multiple input, multiple output (MIMO) packet data signal transmission to a plurality of complex data samples for processing by shared test...
8576959 Receiver with prefiltering for discrete fourier transform-spread-orthogonal frequency division multiplexing (DFT-S-OFDM) based systems  
A receiver for discrete Fourier transform-spread-orthogonal frequency division multiplexing (DFT-S-OFDM) based systems, including a prefilter for received signal codeword(s); and a log-likelihood...
8576933 Apparatus and method for selective single-carrier equalization  
Embodiments of an apparatus and method for selective SC equalization are provided. Multipath propagation in a communication channel often changes, and the severity of multipath propagation is often...
8576896 Decoding of orthogonal space time codes  
Implementations of improved OSTC decoding are disclosed where received channel output corresponding to a partial OSTC codeword may be used to generate estimated channel output, and where the...
8577672 Audible errors detection and prevention for speech decoding, audible errors concealing  
A method and apparatus of providing an audio output to a user in a communications system in which the audio to be output to a user, preferably an audio frame, is assessed before it is broadcast to...
8576938 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Channel estimation for low-overhead communication in a network
 
A receiving station receives a waveform that includes at least a first symbol of a predetermined symbol length and comprising a first set of frequency components at predetermined carrier...
8571124 Multiple input, multiple output (MIMO) communication system over in-premises wires  
A method of communicating across power lines, including communicating data between at least two in-premises network devices along more than one channel, each channel defined by a different two of a...
8571090 Technique for searching for a preamble signal in a spread spectrum using a fast hadamard transform  
In one embodiment, a method for demodulating and searching for a preamble signal containing a complex phasor signal is disclosed. The complex phasor is demodulated using a phasor-rotated fast...
8571119 Software defined radio for modulation and demodulation of multiple communication standards  
A Software Defined Radio (SDR) subsystem capable of supporting a multiple communication standards and platforms for modulation, demodulation and trans-modulation of an input signal is provided. The...
8571122 Method and apparatus for multiplexing data and control information in wireless communication systems based on frequency division multiple access  
A signal reception apparatus comprises a receiver configured to receive a symbol block within a symbol period of a wireless communication network and a control information demodulator/decoder...
8571129 Portable terminal and method for operating of MIMO antenna thereof  
A portable terminal and a method operate multiple input multiple output (MIMO) antennas. Received signal strength indications (RSSIs) of the MIMO antennas are measured through a wireless...
8571154 Control interval expansion of variable time delay control structure for channel matching  
An adaptive time delay control system is provided for matching the propagation time delay between two samples of a signal traveling through two independent paths so that they can be coherently...
8571152 Power-saving apparatus used for wireless communication receiver and system, and method using the same  
The present invention discloses an apparatus and method for power-saving switch on a pair of configurable analog-to-digital converters. The apparatus mainly comprises an antenna, an antenna switch,...
8571148 Preamble detection with multiple receive antennas  
A system including a control module and a correlation module. The control module receives signals, including subcarriers having frequencies in a frequency band, via a plurality of antennas, and...
8571508 Method and wideband antenna system to minimise the influence of interference sources  
A method to minimize influence of interference sources by control of a signal to noise/interference ratio of a wideband antenna system connected to an electronic system. The wideband antenna system...
8571087 WCDMA terminal baseband processing module having multi-path scanner module  
A baseband processing module according to the present invention includes a multi-path scanner module. The multi-path scanner module is operable to receive timing and scrambling code information...
8565325 Wireless device communication in the 60GHz band  
In one or more embodiments, system(s), method(s), integrated circuit(s), physical layer(s), apparatus(es), System-on-Chip (SoC), various other hardware, computer-readable and/or executable...
8565360 Dimension reduction for codebook search  
Systems are provided for searching for a codeword from a plurality of codewords in a codebook for use in precoding, for example, as used in a multiple-input multiple-output (MIMO) transmission...
8564724 Ghosting artifact reduction in temporal noise filtering  
A method of noise filtering of a digital video sequence to reduce ghosting artifacts, the method including computing motion values for pixels in a frame of the digital video sequence based on a...
8565181 Methods and apparatus for multi-carrier communications with efficient control signaling  
A first uplink signal is transmitted by a mobile station to a base station on a first set of subcarriers in a first OFDM symbol. The first set of subcarriers is modulated with a first signal...
8565332 Fixed station receiver for MIMO communication system and uplink adaptation method thereof  
Provided are a fixed station receiver for a Multi-Input Multi-Output (MIMO) communication system and an uplink adaptation method thereof. In the uplink adaptation method, a sounding reference...
8559880 Method and apparatus of improving capacity of channel  
A method and apparatus of improving capacity of channel is disclosed. A vector X(t) is generated based on a cycle period 1/T of a wide-sense cyclo-stationary (WSCS) noise and a whitening filter...
8559541 Method of transmitting signals for multiple antenna system  
A signal transmission method for use in a multi-antenna system includes: receiving a complex signal using N antennas and M timeslots as a single unit, and generating a space-time code (STC) for...
8559571 Method and apparatus for beamforming of multi-input-multi-output (MIMO) orthogonal frequency division multiplexing (OFDM) transceivers  
An embodiment of the present invention includes a calibration system employed in a multi-input-multi-output (MIMO) system for beamforming and receiving a plurality of streams. The system includes a...
8559954 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 judge whether...
8553803 Estimation of the signal to interference and noise ratio (SINR) in multiple input multiple output (MIMO) systems  
An apparatus configured to receive a first signal and a second signal from a further apparatus, determine a third signal dependent on at least a first part of the first signal and a first part of...
8553818 Method for determining modulation and coding scheme  
There is provided a method of determining a Modulation and Coding Scheme (MCS). The method includes predicting an error rate of a symbol and determining a MCS of the symbol using the error rate....
8553820 Groupwise successive interference cancellation for block transmission with reception diversity  
A plurality of data signals are received over an antenna array having a plurality of antenna elements. The data signals are transmitted over a shared spectrum in a wireless communication system. A...
8553819 Method and system for communication in a wireless orthogonal frequency division multiplexing (OFDM) communication system  
Method and system for wireless communication in an Orthogonal Frequency Division Multiplexing (OFDM) communication system is disclosed. The method involves receiving a plurality of receive-signals...
8553786 System and method for pilot tone assisted selected mapping  
A method is provided for communicating a data value and pilot tone within the same communication sub-carrier of a communication channel. A first reference phase corresponding to a first data value...
8553809 Reception apparatus, reception method, program, and reception system  
A reception apparatus is disclosed which includes: a reception section configured to receive an orthogonal frequency division multiplexing signal known as an OFDM signal formed by modulating common...
8548078 Ranging code detection  
A ranging code present in a transmission from a transmitter to a receiver can be detected, and hence a time offset can be determined. For each of the possible ranging codes in a transmitted signal,...
8548088 Method for transmitting/receiving data in a multiple-input multiple-output system using multi-carrier  
A method for transmitting/receiving data in a Multiple Input Multiple Output (MIMO) communication system is disclosed. The data transmission method includes determining a precoding matrix to be a...
8548031 Antenna diversity system with frame synchronization  
A tuner circuit includes circuitry to produce a first DSP frame based on a first RF signal and includes an inter-chip receiver circuit coupled to an inter-chip link and configured to receive an...
8548081 Methods and apparatus for diversity combining of repeated signals in OFDMA systems  
In accordance with a method for diversity combining in an orthogonal frequency division multiple access (OFDMA) system, repetition diversity equalization and combining may be performed with respect...
8548086 Multiple receivers in an OFDM/OFDMA communication system  
A signal receiver is configured to receive multiple time-domain input signals. A plurality of the input signals among the multiple time-domain input signals is selected and transformed into...
8548083 Method and apparatus for mapping/demapping resource in wireless communication system  
A method and apparatus for mapping/demapping a resource efficiently in a wireless communication system are provided. A resource mapping method of a transmitter in a wireless communication system...
8542759 Method for transmitting a signal from a transmitter to a receiver in a power line communication network, transmitter, receiver, power line communication modem and power line communication system  
A method for transmitting a signal from a transmitter over a channel to a receiver on a Power Line Network, wherein said signal is OFDM-modulated on a set of sub-carriers, is proposed, wherein an...
8542763 Systems and methods to coordinate transmissions in distributed wireless systems via user clustering  
Systems and methods are described for coordinating transmissions in distributed wireless systems via user clustering. For example, a method according to one embodiment of the invention comprises:...
8543076 Adaptive use of multiple receive chains in wireless communication terminals  
A wireless communication device is adaptively operated in a wireless communication network. The wireless communication device includes a receiver subsystem having a total number of available...
8542776 Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same  
A closed-loop multi-antenna system and method thereof are provided. A transmitter includes a feedback information processor and a first transmit unit. A receiver includes a channel estimator, a...