Patents
Patents for H03D 1 - Demodulation of amplitude-modulated oscillations (4,890)
09/2011
09/14/2011CN1947332B Method and circuit for adaptive equalization
09/13/2011US8019029 Interference erasure using soft decision weighting of the Viterbi decoder input in OFDM systems
09/13/2011US8019026 Downlink preamble processing techniques for initial acquisition
09/13/2011US8019025 Training sequence for wireless communication system
09/08/2011US20110215158 Passive RFID Transponder and RFID Reader
09/07/2011CN1853339B Apparatus for reducing interference within a communication system
09/06/2011US8014477 Receiver employing selectable A/D sample clock frequency
09/06/2011US8014474 Method and RFID reader for detecting a delimiter pattern in a signal stream
09/06/2011US8014472 Integer frequency offset estimation in wireless systems
08/2011
08/31/2011CN102170267A Trigger generation for digital modulation signal analysis
08/31/2011CN101188431B Receiving device for frequency modulation broadcast system
08/30/2011US8009780 Apparatus and method for generating effective signal to noise ratio (SNR) per stream in multiple-input multiple-output (MIMO) wireless communication system
08/30/2011US8009779 System and method for broadband pulse detection among multiple interferers using a picket fence receiver
08/30/2011US8009778 Quantized channel state information prediction in multiple antenna systems
08/30/2011US8009777 Processing data in a digital communications system
08/30/2011US8009766 DTV receiving system and method of processing DTV signal
08/25/2011WO2011103108A1 Spectral filtering systems
08/25/2011US20110206169 Methods and Apparatus for Enhancing Channel Estimation
08/25/2011US20110206164 Signal space expansion for a 16 qam scheme
08/25/2011US20110206065 Wireless network using feedback of side information and communication method using network coding
08/25/2011CA2789861A1 Spectral filtering systems
08/23/2011US8005304 E8-VSB reception system, apparatus for generating data attribute and method thereof, and apparatus for channel encoding and method thereof
08/23/2011US8005179 Preamble detection in a multi-antenna MIMO 802.16e receiver
08/23/2011US8005175 Method and apparatus for interference mitigation in an OFDMA-based communication system
08/23/2011US8005174 Method and apparatus for performing signal correlation using historical correlation data
08/23/2011US8005173 Coarse frequency offset estimation for digital multimedia broadcasting
08/23/2011US8005170 Apparatus and method for detecting a signal in a communication system using multiple antennas
08/18/2011US20110200150 Wideband communication for body-coupled communication systems
08/17/2011EP0864198B1 Data detection for partial response channels
08/16/2011US8000420 System and method of joint synchronization and noise covariance estimation
08/16/2011US8000417 Methods and OFDM receivers providing inter-carrier interference cancellation with guard interval reuse scheme
08/09/2011US7995688 Channel estimation and ICI cancellation for OFDM
08/09/2011US7995687 Fast and reliable channel classification algorithms in bluetooth networks to detect and avoid 2.4 GHz interferers
08/09/2011US7995686 System and method for co-channel interference cancellation in cellular OFDM systems
08/09/2011US7995685 Backscatter interrogator reception method and interrogator for a modulated backscatter system
08/09/2011US7995683 Noise floor independent delay-locked loop discriminator
08/09/2011US7995682 Method and apparatus for performing signal processing using historical correlation data
08/09/2011US7995679 Method and system for charge sensing with variable gain, offset compensation, and demodulation
08/09/2011US7995456 Optimal estimation of distortion of a transmission medium using sequential emission of pairs of quadrature complementary sequences
08/09/2011US7994852 Electronic circuit and electronic device
08/02/2011US7991091 Radio communication system, receiver, receiving method, transmitter, transmitting method, and device for and method of calculating delay times for multi-carrier transmission
08/02/2011US7991088 Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
08/02/2011US7991084 Apparatus, method and computer program product for detecting non-synchronized random access channel preamble
08/02/2011US7991047 Method for designing a digital reception filter and corresponding receiving device
08/02/2011US7991041 Iterative detection and cancellation for wireless communication
07/2011
07/28/2011US20110182381 System and Method for Digital Communications with Unbalanced Codebooks
07/27/2011EP1449297B1 Direct conversion receiver
07/26/2011US7986755 Method and apparatus for calibration for beamforming of multi-input-multi-output (MIMO) orthogonol frequency division multiplexing (OFDM) transceivers
07/26/2011US7986182 Fully differential demodulator with variable gain, and method for demodulating a signal
07/19/2011US7983366 Transmission signaling techniques to enhance receiver interference mitigation performance
07/19/2011US7983364 Wireless receiver supporting multiple algorithms and algorithm selection method thereof
07/19/2011US7983321 Communication apparatus and communication method
07/14/2011US20110170642 Apparatuses, methods and computer programs for conveying information
07/12/2011US7978797 Method and system for near optimal iterative detection of the 2-dimensional ISI channel
07/12/2011US7978796 Recovering symbols in a communication receiver
07/07/2011WO2011081616A1 A priori processor for an iterative decoder
07/07/2011US20110164704 Amplitude Modulation Demodulating Circuit and Method Thereof
07/06/2011CN201893755U Signal acquisition system
07/05/2011US7974372 OFDM receiving method and receiving apparatus
07/05/2011US7974370 Parallel processing for single antenna interference cancellation
06/2011
06/29/2011CN102111108A Demodulation circuit for amplitude keying modulation signals
06/28/2011US7970083 Estimating doppler frequency in ISDB-T systems
06/22/2011CN102104369A Complex filter and correction method
06/21/2011US7965796 Channel estimation in a radio receiver
06/21/2011US7965109 Level detector for a semiconductor memory apparatus
06/16/2011WO2011069209A1 A switching gates mixer
06/16/2011US20110142182 Matched filter circuit apparatus in the base band process system of the terminal device and method thereof
06/14/2011US7961880 Methods and apparatuses for determining scrambling codes for signal transmission
06/14/2011US7961824 Receiver apparatus
06/14/2011US7961820 Programmable and pausable clock generation unit
06/14/2011US7961677 Wireless base station, mobile station, radio communication system, and radio communication method
06/09/2011US20110133831 Demodulator for Simultaneous Multi-Node Receiving and the Method Thereof
06/07/2011US7957495 Method and device for suppressing narrowband interference
06/07/2011US7957492 TFCI decoding apparatus and method
06/07/2011US7957490 Insertion of repetitive PN sequences into DTV data fields
06/02/2011US20110129046 Discrete denoising using blended counts
06/02/2011US20110129038 Radio communication method, radio transmitting apparatus, and radio receiving apparatus
05/2011
05/31/2011US7953579 Jittery signal generation with discrete-time filtering
05/31/2011US7953193 Sparse channel equalization
05/31/2011US7953190 Parallel preamble search architectures and methods
05/26/2011WO2011062278A1 Electronic circuit
05/25/2011EP2186279B1 High dynamic range ask demodulator for use in an rfid transponder
05/25/2011CN102075144A Electronic tag demodulation circuit
05/19/2011US20110116809 Phase recovery device, phase covery method and receiver for 16 qam data modulation
05/18/2011EP1224742B1 Universal platform for software defined radio
05/18/2011CN1717862B Activation signal output circuit and determining circuit
05/17/2011US7945006 Data-driven method and apparatus for real-time mixing of multichannel signals in a media server
05/17/2011US7944998 Audio correlation system for high definition radio blending
05/12/2011US20110113462 Failover with redundant multicasts for switched digital video
05/12/2011US20110110462 Digital broadcasting system and method of processing data in digital broadcasting system
05/11/2011CN101473528B Method for demodulating a modulated signal, demodulator and receiver
05/10/2011US7940870 Digital subscriber line noise mitigation techniques, and applications thereof
05/10/2011US7940869 Radio communication method, system and a terminal station
05/10/2011US7940866 Correlation interval synchronization apparatus and method
05/05/2011US20110103531 System and method for radio signal reconstruction using signal processor
05/05/2011US20110103514 Transmitter/receiver and data transmission/reception method in communication system
05/04/2011CN101233678B Receiver for amplitude-modulated signals and method for detecting phase error of receiver
05/04/2011CN101002419B Apparatus for and method of controlling sampling frequency and sampling phase of a sampling device
05/03/2011US7936851 Channel equalization
05/03/2011US7936848 Apparatus and method for estimating channel in broadband wireless access (BWA) communication system
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