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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...
8542757 Efficient CQI signaling in MIMO systems with variable numbers of beams  
The present invention relates to the signaling of channel quality information in a multi-beam transmission system, wherein a plurality of sets of channel quality information are transmitted for...
8542765 Hierarchical coding with multiple antennas in a wireless communication system  
Techniques are provided for performing hierarchical coding in a multi-antenna communication system (e.g., a SIMO, MISO, or MIMO system). At a transmitter, a base stream and an enhancement stream...
8537912 Extremely high speed broadband access over copper pairs  
Disclosed is an apparatus that includes a plurality of parallel digital signal transmitters that each receive one of a plurality of digital sub-signals wherein each of the plurality of digital...
8537943 Sum and forward Elam receiver  
A method for receiving signals in a receiver having a plurality of receive elements may include a transmitted signal in a plurality of receive elements to form a plurality of receive element...
8537924 Open loop precoder cycling in MIMO communications  
Data is transmitted over multiple input multiple output (MIMO) channels. Plural bit streams are modulated into multiple data symbol vectors. Each vector has a transmission rank with one vector for...
8537915 Pilot design for wireless system  
The description herein relates to pilot designs for an Orthogonal Frequency Division Multiplexing (OFDM) based communication system. In the preferred embodiment, the communication system is one...
8537936 Channel quality estimation from raw bit error rate  
Channel quality metrics (such as SINR, BLER, and the like) are derived from a raw bit error rate (RBER), defined as the error rate of raw bits output by a demodulator. These initial raw bits are...
8537911 Method and apparatus for reference signal processing in an orthogonal frequency division multiplexing communication system  
A wireless communication includes a base station that configures a set of non-zero power reference signals corresponding to multiple potential transmission points to one or more users equipment UEs...
8532019 Method and system for implementing a single weight (SW) single channel (SC) MIMO system  
Methods and systems for processing signals in a receiver are disclosed herein and may comprise generating at least one control signal that may be utilized to control a first received signal. A...
8532589 Beam-hopping in a radio communications system  
A radio communications system has at least one base station and subscriber station. To transmit messages to a subscriber stations, the base station uses successive emission directions that differ...
8532210 Method and apparatus for implementing space frequency block coding in an orthogonal frequency division multiplexing wireless communication system  
The present invention is related to a method and apparatus for implementing space frequency block coding (SFBC) in an orthogonal frequency division multiplexing (OFDM) wireless communication...
8532569 Wireless communication system, wireless communication apparatus, and wireless communication method  
A wireless communication system is disclosed. The wireless communication system performs data transmission using spatially multiplexed streams from a first terminal including N antennas to a second...
8532238 Subsampling based receiver using frequency selective noise canceller  
Provided is a frequency selective noise canceller including: a frequency selective single to differential converter having a band pass filter function, converting a received single input signal...
8532239 Method for error compensation in an OFDM system with diversity  
A method provides for an improved compensation of Fourier channel characteristics in a wireless communication embodiment. The method identifies one or more information carriers as pseudo pilot...
8532226 EHF wireless communication receiver using beamforming with a scalable number of antenna paths  
The invention relates to a EHF wireless communication receiver comprising a phased array radio arranged for receiving a beam of signals in a predetermined frequency band. The phased array radio...