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Document Title 

9036727 
Method of generating a codebook
A precoding codebook matrix/vector of length 2L is generated by the selection of two matrices/vectors, each from one of a predetermined set of L×L matrices and multiplying each column of one of... 

9036738 
Receiving device and receiving method
A receiving device including: a demodulation circuit configured to generate first likelihood data of reception symbols based on a transmission format of the reception symbols, the transmission... 

9025684 
Method for generating and transmitting a reference signal for uplink demodulation in a clustered DFTspread OFDM transmission scheme
Disclosed is a method for generating and transmitting a reference signal in a clustered DFTspread OFDM transmission scheme. A method for generating and transmitting a DMRS in a clustered... 

9025430 
System and method of modulation and coding scheme adjustment for a LTE shared data channel
A system, method and node for modulation and coding scheme adjustment for a Long Term Evolution (LTE) shared Data Channel. The method determines an actual number of orthogonal frequency division... 

9025686 
Method, radio unit and radio base station for adjusting thresholds for crest factor reduction
The present invention relates to clipping thresholds adjustment for Crest Factor Reduction CFR in a radio unit, wherein the radio unit comprises one or more clipping stages that apply respective... 

9025683 
Channel state information transmission method appraratus and system
A precoding method, a precoding apparatus, a Frequency Domain Equalization (FDE) method, and an FDE apparatus are provided in the embodiments of the present invention. The precoding method... 

9025709 
Receiver frontend circuit, communication unit and method therefor
A receiver front end circuit includes a lownoise amplifier including: a first receiver path having: a first lownoise transconductor to amplify a received signal and output the amplified received... 

9014308 
Channel estimation using cascaded onedimensional filtering in oddorder and evenorder frequency bins
A method includes receiving signals transmitted over a communication channel in multiple blocks transmitted in respective frequency bins during respective time intervals. An estimate of the... 

9008201 
Robust HARQACK design for MFHSDPA
When a UE (12) is configured with MFHSDPA and HARQACK information associated with cells (14, 16) (characterized by potentially different downlink timing) is jointly encoded, only part of the... 

9008234 
Apparatus for transmitting and receiving a signal and method for transmitting and receiving a signal
A method for transmitting and receiving a signal and an apparatus for transmitting and receiving a signal are disclosed. The method includes receiving the signal from a first frequency band in a... 

9008236 
Communication signal decoding and soft demapping
Symbol detection and soft demapping methods and systems are provided. Individual subset symbol detection according to one or more embodiments involves identifying a search subset of a transmission... 

9008241 
Low complexity near optimal two spatial stream maximal likelihood detector
Methods, apparatuses, and systems are provided for generating a candidate search set for ML detection of 2nQAM signals transmitted on two or more MIMO spatial streams. A method includes... 

9001911 
Discrete multitone systems for halfduplex IP links
A DMT system for a halfduplex twoway link carries Internet protocol encoded video stream on a coaxial cable that also carries a baseband rendition of the same video stream. A plurality of... 

9001912 
Measuring channel signal to noise metric using constellation data
Described are systems and methods of estimating a SignaltoNoise (S/N) ratio of an input channel carrying a QAM signal. A Modulation Error Ratio (MER) is calculated for the input QAM signal, but... 

9001913 
Power saving idle data transmission units
A method implemented in a multicarrier transmission system, the method comprising generating a plurality of constellation points by using one or more constellation mappers to map a plurality of... 

8995581 
Apparatus and method for soft demapping
Provided are a soft demapping apparatus and method that may cancel interference included in a rotated quadrature amplitude modulation (QAM) signal, using at least one interference cancellation... 

8995545 
Base station and method for transmitting control information to a user equipment (UE)
A method for transmitting to a UE control information comprising: channelizationcodeset information (xccs,1, xccs,2, . . . , xccs,7); modulationscheme and number of transport blocks information... 

8995295 
Using maximal sumrate mutual information to optimize JCMA constellations
A method and a system for calculating a JCMA constellation for use in a JCMA communication system where the method includes a step of using maximum sumrate mutual information criterion to select... 

8995546 
Software defined radio
A software defined radio is disclosed. The software defined radio may utilize a method for encoding a bit stream into nonperiodic spiralbased symbol waveforms for transmission and reception. The... 

8971465 
Receiverside estimation of and compensation for signal impairments
A receiver receives a repeating or periodic signal and, based on the signal, estimates a carrier frequency offset for the receiver. Based on the signal and the estimated carrier offset, an I/Q... 

8971433 
Compressive wireless modulation
A projection code is applied to encode symbols as weighted arithmetic sums of approximately random subsets of binary source bits. Pairs of the symbols are combined to form constellation points,... 

8972836 
Method and system for forward error correction decoding with parity check for use in low complexity highlyspectrally efficient communications
A receiver receives an intersymbol correlated (ISC) signal with information symbols and a corresponding parity symbol. Values of information symbols are estimated utilizing parity samples that... 

8964813 
Receiver of binary offset carrier (BOC) modulated signals
Binary Offset Carrier (BOC) is the agreed modulation for signals of next generation Global Navigation satellite systems (GNSS). Compared to current phase shift keying (PSK) modulation by a code,... 

8965290 
Amplitude enhanced frequency modulation
Methods and systems for transmitting a spectrally efficient signal. The method includes frequency modulating an input signal in a transmitter to generate a first frequency modulated (FM) signal... 

8964902 
Method and apparatus for eliminating direct current offset
The present invention provides a method and an apparatus for eliminating direct current offset. The method comprises the steps of: calculating Euclidean distances between every two demodulation... 

8958492 
Data transmission method, data reception method, data modulation device, data demodulation device
By using circularlyarranged signal points obtained by rearranging a part of signal points arranged in a rectangular shape or a cross shape, average signal power and peak signal energy are reduced... 

8953696 
Signal decoding systems
We describe an ultra wideband (UWB) orthogonal frequency division multiplexed (OFDM) modified dual carrier modulation (MDCM) decoder comprising: first and second inputs to input first and second... 

8948286 
Wireless communication system mapping data bits to symbol bit positions according to error rates of those bit positions and data content
A transmitterreceiver pair encode data as transmitted symbols according to knowledge about variations in noise immunity between different bit positions of the symbols as a decoded. High... 

8948293 
Downlink multiple input multiple output enhancements for singlecell with remote radio heads
A base station selects a subset of at least one geographically separated antennas for each of the plurality of user equipments. The base station forms at least layer of data stream including... 

8948287 
Method and apparatus for transmitting and receiving data in broadcasting system
Methods and apparatus are provided for transmitting data in a broadcasting system. Input data is encoded by an encoder. A first demultiplexer generates first transmission symbols using the encoded... 

8948304 
Apparatus and method for transmitting and receiving data in a communication or broadcasting system using linear block code
Provided is a method for transmitting data in a communication or broadcasting system using a linear block code by generating a codeword by encoding input information data bits, interleaving the... 

8942273 
Communication method of relay node using nonlinear hybrid network coding and device using said method
Provided is a relay node that performs network coding with respect to signals transmitted from a plurality of sources. The relay node may partition a plurality of constellation points into a... 

8942327 
Modulation division multiple access
The present invention employs hierarchical modulation to simultaneously transmit information on different modulation layers using a carrier RF signal. Initially, first data to be transmitted is... 

8938018 
Method and system for reducing inter carrier interference for OFDM
According to one embodiment, a method of encoding a plurality of orthogonal frequency division multiplexing (OFDM) signals is disclosed. The method includes: modulating the plurality of OFDM... 

8937989 
Channel estimation using linear phase estimation
Systems and methods are provided for channel estimation using linear phase estimation. These systems and methods enable improved channel estimation by estimating a linear channel phase between... 

8938031 
Phase slip reduction method
Disclosed herein are methods and techniques for reducing phase slips in optical communications systems and in particular methods and techniques that operate in receivers for a coherent... 

8934589 
Demodulation in VAMOS receivers
A desired signal and interfering signal are transmitted in the same timeslot and on the same frequency using an Adaptive Quadrature Phase Shift Keying (AQPSK) modulated carrier. When the... 

8934556 
System and method for communicating with shaped cyclic timedomain waveforms
Embodiments of a system and method for generating a shaped cyclic timedomain waveform are generally described herein. In some embodiments, a first transform may be performed on an input symbol... 

8934519 
RAKE or GRAKE receiver structure for downlink transmit diversity signals
Methods and apparatus are disclosed for receiving a diversity transmitted signal using a Rake or GRake receiver in a radio system. Signals are diversity transmitted in a first and second symbol... 

8929471 
Methods and systems to mitigate impulse interference
Methods and systems to mitigate impulse interference in an OFDM QAM signal. A persymbol noise measure, or quality measure (QM) is computed for a symbol k as a MSE of distances between carriers in... 

8923434 
Method and apparatus for modifying a complexvalued signal, and mobile communication device
A method and an apparatus for modifying a complexvalued signal are described, the complexvalued signal representing a first symbol and a second symbol. A signal trajectory of the complexvalued... 

8924823 
System and method for cycle slip correction
A system and method including a parity bit encoder for encoding each n bits of data to be transmitted with a parity check bit to produce blocks of n+1 bits (n information bits plus one parity bit... 

8908786 
Optimized QAM transmission
Systems and methods to optimize QAM transmission are provided. In some implementations, a QAM transmitter can operate to optimize QAM transmissions by reducing high peak signals levels via a QAM... 

8903017 
Array amplitude modulation system and method
Array amplitude modulation which includes mapping a data symbol to a phase modulation signal and an amplitude modulation signal for transmission from antenna elements; applying the phase... 

8897353 
Block time domain channel estimation in OFDM system
An OFDM receiver receives OFDM symbols in the frequency domain and comb filters and then punctures the OFDM symbols to leave symbols with actual pilot information and with null values at the data... 

8897655 
Adaptive constellations and decision regions for an optical transport system
An optical transport system in which (i) an optical transmitter is configured to adaptively change an operative constellation to use a constellation that provides optimal performance... 

8891637 
Spectral shaping to reduce peaktoaverage ratio in wireless communication
Techniques for performing spectral shaping to achieve a desired peaktoaverage ratio (PAR) are described. Spectral shaping may be selectively performed for a singlecarrier frequency division... 

8890634 
Multiplexed configurable sigma delta modulators for noise shaping in a 25percent duty cycle digital transmitter
A modulator generates a baseband digital signal from an informationbearing digital signal. The baseband signal has timevarying phase and amplitude defined by a sequence of complex data words,... 

8885692 
Estimation of intentional phase shift in a calibration apparatus
Embodiments of the present invention provide an apparatus comprising a transceiver having a receiver and a transmitter connected through a segment of a calibration loop back path. The apparatus... 

8885781 
System and method for detecting burst noise during quadrature amplitude modulation communications
A system and method for detecting burst noise during quadrature amplitude modulation (QAM) communications are provided. A QAM signal is acquired at a receiver in communication with a network. The... 