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8340159 Method and apparatus for multiresolution / multipath searcher  
A multipath searcher and method includes a programmable decimation filter configured to adjust a sample rate of a received pilot signal. A plurality of correlators is configured to compare the...
8340160 Dynamic combining threshold for a rake receiver  
Described is a method that includes receiving a signal through a channel; considering at least one channel-related criterion and, in response to the considered at least one channel-related...
8335686 Method and apparatus of audio switching  
A method for speech switching, including: extracting mute flags from encoded speech data transmitted by each of the terminals respectively in order to determine one or more non-mute terminals;...
8335286 Methods for determining decoding order in a MIMO system with successive interference cancellation  
Certain aspects provide a method for determining decoding order and reconstruction weights for decoded streams to be cancelled in a MIMO system with successive interference cancellation, based on...
8331421 Method and system for a delay-locked loop for closely spaced multipath  
Aspects of a method and system for a delay-locked loop for closely spaced multipath may include determining a difference signal computed from one or more early energies and one or more late...
8331342 Apparatus and method for switching between single user and multi-user MIMO operation in a wireless network  
A base station for use in a wireless network, wherein the base station transmits in a downlink to a plurality of subscriber stations using a plurality of antennas according to a multiple input,...
8331865 High speed minimal interference adaptive tranceiver interface and method thereof  
A method for minimizing undesired signal coupling from digital interface between peripherals is presented. The method includes transmitting over the interface first and second signals having a...
8331507 Multi-channel receiver device  
A device processes signals from a plurality of signal channels that are received in parallel. A channel processing circuit (12a,b, 14a,b), applies a series of filtering operations selectively to...
8331511 System and method for compensating for nonlinear interference cancellation in multi-carrier transmission  
An aspect of the present invention is drawn to a receiver operable to receive a first signal transmitted on a first carrier and to receive a second signal transmitted on a second carrier. The...
8325590 OFDM communications system  
A communications system comprising a base station, and a plurality of terminals served by that base station which may include an ad-hoc network of terminals. Information from the base station or...
8325862 Wireless communication apparatus and wireless reception method  
A wireless communication apparatus having a plurality of antennas 11-1 to 11-M and for diversity-combining signals received by the antennas 11-1 to 11-M, includes a first combining unit (23, 24)...
8325858 Estimation of noise variance combined with narrow-band interference detection  
Method and apparatus are provided for estimating noise variance using a long-term data aided algorithm and an interference variance using a short-term data aided algorithm. Using these...
8325588 Iterative reception method and iterative receiver  
An iterative reception method and iterative receiver in a mobile communication system are provided. In order to remove inter-cell interference of a signal that is iteratively received in a...
8320489 Determining channel coefficients in a multipath channel  
A device, method, and computer-readable medium are provided. The device includes, but is not limited to, an antenna configured to receive a multipath signal and a processor operably coupled to the...
8320429 Receiver and method for receiving data in human body communication system using multiple receivers  
There are provided a receiver in human body communication system using multiple receivers reducing an error rate of receiver signals by applying a space diversity acquisition-related SIMO...
8320475 Inter-carrier interference measurement in orthogonal frequency division multiplexing systems  
A system for measuring inter-carrier interference (ICI) in an OFDM system includes a test symbol generator coupled to a transmitter of the OFDM system to generate an N*N orthogonal matrix having...
8315345 Closed loop power normalized timing recovery for 8 VSB modulated signals  
A timing recovery loop includes a sampler, a narrow band filter, an RMS normalize, a timing error detector, and a sample controller. The sampler samples a received signal. The narrow band filter...
8311165 Interference suppression method and interference suppression device  
A reception station 1b compares its BSSID with BSSID included in a signal that has arrived thereat. As BSSIDs included in signals transmitted by interfering stations 1c and 1d both match BSSID of...
8306094 MIMO-OFDM receiver processing  
A device can include a module configured to: receive one or more frames, at least one frame including a training sequence; determine a fine frequency offset using the training sequence; and...
8306093 Method and apparatus for multipath mitigation  
An apparatus and method for short multipath mitigation. In one aspect the method comprises subtracting a first stronger path from a correlation function to obtain a first residual signal, wherein...
8300592 Signal transmission method and device  
A signal transmission method, which includes: each data symbol needing to be transmitted is weighted and repeatedly extended to obtain the extended data symbol of each data symbol; the extended...
8300678 Multipath signal determination method, signal suitability determination method, positioning operation method, program, and multipath signal determination circuit  
A multipath signal determination method includes carrying out correlation operation between a received signal of a positioning signal spread-modulated with a spread code and a replica signal of...
8300677 Signal detecting method and device for multi-codeword MIMO system  
A signal detecting method and device for a multi-codeword multi-input multi-output (MIMO) system are provided, which are used in the field of communication and solve the problem that it is complex...
8300741 Interference detector and method thereof  
An interference detector receives a data stream including predetermined symbols that include a first data and a second data, between which is a frequency offset. The interference detector includes...
8295329 Efficient computation of soft scaling factors for linear multi-user detector  
A symbol detector converts initial symbol estimates of received symbols to soft estimates for decoding. The symbol detector computes spreading waveform correlations between a spreading waveform...
8295328 Doppler frequency control of G-rake receiver  
A control system and method for controlling a spread spectrum receiver such as a generalized Rake (G-Rake) receiver or chip equalizer based on a frequency shift (fD) of a received signal. A hybrid...
8295331 Multi-user interference cancellation in a single-carrier radio receiver  
A method, apparatus, and radio receiver system for canceling multi-user interference in a single-carrier radio communication system. A front-end receiver such as a RAKE receiver receives a radio...
8295330 Method and apparatus for communication signal processing based on mixed parametric and non-parametric estimation of impairment correlations  
According to the teachings presented herein, a method and apparatus for communication signal processing advantageously use a mix of parametric and non-parametric correlation estimation in...
8295332 Channel estimation device and method, demodulation device and method, and fading frequency decision device and method  
In this invention, a channel estimation value of data symbols of a data channel is calculated by weighting and averaging pilot symbols in a parallel time multiplexing method. Also, a channel...
8295324 Method of processing a digital signal derived from a direct-sequence spread spectrum signal and a receiver  
Complex digital data values derived from a DSSS signal, in particular, a GNSS signal, are delivered to a general purpose microprocessor at a rate of 8 MHz and chip sums over eight consecutive data...
8290018 Method for efficient equalization in a telecommunication system including at least one mobile transceiver  
The present invention relates to a method for transmitting data Di in a telecommunication system SYST including a first transceiver TXi and a second transceiver RX linked together by means of a...
8291294 Intersymbol interference encoding in a solid state drive  
Methods and devices are provided for intersymbol interference encoding in a solid state drive. In an illustrative embodiment, an nth data signal is received as input to a processing component. An...
8290024 Methods and apparatus to facilitate improved code division multiple access receivers  
Methods and apparatus to facilitate improve code division multiple access (CDMA) receivers are disclosed. An example method disclosed herein comprises: receiving a signal containing first portions...
8290025 Slicer input and feedback filter contents for block coded digital communications  
Improved decision directed adaptation and decision feedback equalizers are provided in a block coded digital communication system. The performance of a receiver is significantly improved by...
8284819 Method and system for interference suppression in WCDMA systems  
Aspects of a method and system for interference suppression in WCDMA systems may include one or more circuits that are operable to receive a plurality of multipath signals via one or more...
8279981 Method for post detection improvement in MIMO  
A two-stage approach to MIMO detection improves receiver performance in a computationally tractable manner. A whitening joint detector processes a MIMO symbol stream. The whitening joint detector...
8279954 Adaptive forward-backward soft output M-algorithm receiver structures  
A method and apparatus is disclosed herein for forward-backward SOMA techniques. In one embodiment, the apparatus is a receiver comprising: an inner decoder structure having a soft output...
8279743 Method for interference estimation for orthogonal pilot patterns  
In an OFDM communications system receiver, channel estimates are processed to remove or reduce noise, exploiting the orthogonality of pilot patterns. The de-noised channel estimates are then used...
8275023 Method and apparatus for shared parameter estimation in a generalized rake receiver  
Signal impairment correlations for multiple signals in a received multipath signal are constructed by fitting parametric models associated with each high-data-rate signal in the multipath against...
8270453 System and method for parallel interference cancellation with covariance root processing  
A parallel interference cancellation (PIC) receiver incrementally removes interference from signals in parallel modules in successive stages. For each desired signal, as interfering signals are...
8270456 Digital radio systems  
Apparatus comprising a pre-filter rake architecture with various features designed to, in at least some circumstances, to lessen the data processing burden associated with the architecture. In one...
8265202 Method for estimating hidden channel parameters of a received GNNS navigation signal  
For the reduction of the multipath error of received GNSS navigation signals, a sequential Bayesian estimation is used, with a movement model underlying this estimation, which model is...
8265210 Iterative receiver and method for detecting transmitted signal thereof  
In an iterative receiver, a signal detector estimates interference from an estimated transmitted signal, and cancels the estimated interference from a signal received through an antenna. A decoder...
8265211 Device and method for improving the carrier-to-noise ratio for a receiver with diversity  
The method of improving the carrier-to-noise ratio for a receiver with diversity, and the associated device, consists, after extracting, by phase shifting, the noise component of the signals to be...
8265186 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Minimum mean squared error approach to interference cancellation and maximum likelihood decoding of space-time block codes
 
Block-encoded transmissions of a multi-antenna terminal unit are effectively detected in the presence of co-channel interfering transmissions when the base station has a plurality of antennas, and...
8265206 Radio communication device and radio communication method  
A radio receiver which performs iterative decoding of a received signal is provided. The radio receiver comprises: a receiving unit receiving a signal on a symbol-by-symbol basis; a demodulation...
8265123 CDMA receiving apparatus and CDMA receiving method  
A CDMA receiving apparatus includes a path searcher which outputs path timing that corresponds to sample timing where a correlation value between a received data sequence and a reference code...
8265011 High resolution wireless indoor positioning system for legacy standards-based narrowband mobile radios  
Two or more data packets transmitted through a wireless channel are received using a receiver device. The two or more data packets are a result of two or more transmissions that are made...
8259783 Method of determining as to whether a received signal includes an information signal  
A method of determining as to whether a received signal includes an information signal is provided. The method provided includes determining a covariance matrix from a received signal and...
8260207 Measuring communicating and using interference information  
Apparatus and methods of performing interference mitigation in a communication network. The interference mitigation can include a controller sending a message to a first access point instructing...