Patents
Patents for H03D 1 - Demodulation of amplitude-modulated oscillations (4,890)
01/2009
01/14/2009EP1151589B1 Modem with a reduced state maximum likelihood sequence estimator
01/13/2009US7477709 Device and method for data reproduction
01/13/2009US7477679 Spread spectrum demodulator employing frequency detection
01/08/2009US20090010366 Method and device for suppressing narrowband interference
01/07/2009EP2012437A2 Method for cancelling a beat frequency in a radio receiver
01/07/2009EP2011228A2 Method and system for selecting mcs in a communication network
01/06/2009US7475418 Digital broadcasting system and method for automatically locating programs after relocation
01/06/2009US7474884 Receiver
01/06/2009US7474716 Data recovery circuits using oversampling for maverick edge detection/suppression
01/06/2009US7474713 System and method for demodulating multiple QAM signals
01/06/2009US7474703 Digital television system
01/06/2009US7474702 Digital television system
01/06/2009US7474695 Equalization and decision-directed loops with trellis demodulation in high definition TV
01/06/2009US7474690 Systems and methods for parallel signal cancellation
01/01/2009US20090003427 Bursty interference suppression for communications receivers
12/2008
12/31/2008WO2009002588A2 Carbon nanotubes for wireless communication and radio transmission
12/25/2008US20080317173 Method and system for rate>1 sfbc/stbc using hybrid maximum likelihood (ml)/minimum mean squared error (mmse) estimation
12/25/2008US20080317172 Method and apparatus for signal detection and matrix decomposition
12/24/2008EP2007017A1 Radio Receiver
12/24/2008EP1717816B1 Current/voltage conversion circuit and its controlling method
12/24/2008CN100446436C Improved signal detection in a direct-sequence spread spectrum transmission system
12/24/2008CN100446410C Method and device for detecting and processing signal waves
12/23/2008US7469014 Reduced bitstream candidate based receiver and received signal processing method
12/18/2008US20080310558 Apparatus to reconfigure an 802.11a/n transceiver to support 802.11j/10 MHz mode of operation
12/18/2008US20080310553 Baseband Process Method Based on Doubling Sampling
12/17/2008EP1222745B1 Timing recovery circuit in QAM modems
12/17/2008CN101325399A Communication equipment with I/Q mismatching compensation and wave-mixing circuit
12/16/2008US7466968 Method and apparatus for providing a local oscillator signal
12/16/2008US7466777 Active removal of aliasing frequencies in a decimating structure by changing a decimation ratio in time and space
12/16/2008US7466775 Method and apparatus for accurately detecting validity of a received signal
12/16/2008US7466774 Mixed inter/intra video coding of macroblock partitions
12/16/2008US7466773 WLAN receiver having an iterative decoder
12/16/2008US7466772 Decoding coded data streams
12/16/2008US7466770 Adaptive pulse width discrimination using an asynchronous clock
12/16/2008US7466767 Signal processing system and method having increased bandwidth
12/11/2008US20080304600 Signal processor for estimating signal parameters using an approximated inverse matrix
12/11/2008US20080304599 Interface Circuit As Well As Method For Receiving And/Or For Decoding Data Signals
12/11/2008US20080304596 Method and System for Receiving Audio, Video and Data Services with ATSC Enabled Television Sets
12/11/2008US20080304587 Ofdm Reception Device
12/11/2008US20080304586 Reduced Lattice Demodulation Method and Apparatus
12/10/2008EP1913686B1 Receiver for amplitude-modulated signals
12/10/2008EP1911151B1 Receiver for amplitude-modulated signals
12/09/2008US7463691 Feedback-type channel estimation method and a device based on a PN sequence and a pilot frequency in an OFDM system
12/09/2008US7463681 Architecture for feedback loops in decision feedback equalizers
12/04/2008US20080298523 Reduced complexity sliding window based equalizer
12/04/2008US20080298522 Method and apparatus for computing sir of time varying signals in a wireless communication system
12/04/2008US20080298512 Data processing apparatus
12/04/2008US20080298509 RF Power Transmission, Modulation, and Amplification, Including Embodiments for Generating Vector Modulation Control Signals
12/04/2008US20080298508 Receiver for estimating signal magnitude, noise power, and signal-to-noise ratio of received signals
12/04/2008US20080298507 Electronic Quadrature Device
12/04/2008US20080298499 Method for determining target type of control signals in multi-channel system
12/02/2008US7460832 Methods and apparatuses for minimizing co-channel interference
12/02/2008US7460626 Method and apparatus of detecting ISI/ICSI in an OFDM system
12/02/2008US7460624 Method and system of reducing collisions in an asynchronous communication system
12/02/2008US7460622 Communications systems and methods
12/02/2008US7460621 Detection
12/02/2008US7460619 Method and system for optimizing coding gain
12/02/2008US7460618 System and method for obtaining accurate symbol rate and carrier phase, frequency, and timing acquisition for minimum shift keyed waveform
12/02/2008US7460617 Wireless communication method and apparatus for performing post-detection constellation correction
11/2008
11/27/2008WO2008118529A3 Methods for polarization-based interference mitigation
11/27/2008US20080292031 Power management method and corresponding device
11/27/2008US20080292030 Apparatus and method for decoding space-time block coded (stbc) signal
11/27/2008US20080292029 Method and Apparatus For Carrier Recovery Using Multiple Sources
11/27/2008US20080292026 Digital signal receiver with q-monitor
11/25/2008US7457380 Low noise circuit and applications thereof
11/25/2008US7457379 Adaptive multi-step combined DC offset compensation for EDGE 8-PSK
11/25/2008US7457377 Device for estimating a sequence of N bits corresponding to a received sequence of M digital data and associated methods
11/25/2008US7457357 Decision feedback equalizer design with interference removal and reduced error propagation
11/25/2008CA2241124C Non-coherent 6-port receiver
11/20/2008WO2008042134A3 Performing a coordinate rotation digital computer (cordic) operation for amplitude modulation (am) demodulation
11/20/2008US20080285687 Apparatus, and associated method, for detecting values of a space-time block code using selective decision-feedback detection
11/19/2008EP1993208A1 Wireless communication method and apparatus for performing post-detection constellation correction
11/18/2008US7453963 Subtractive cancellation of harmonic noise
11/18/2008US7453959 Apparatus and method for erasure detection and soft-decision decoding in cellular system receiver
11/13/2008US20080279311 AD Converter Bandwidth Enhancement Using An IQ Demodulator And Low Frequency Cross-Over Network
11/13/2008US20080279297 Method and Apparatus for Decoding Transmission Signals in a Wireless Communication System
11/12/2008EP1530820B1 System for frequency-controlled signals
11/11/2008US7451377 Error-correcting multi-stage code generator and decoder for communication systems having single transmitters or multiple transmitters
11/11/2008US7450667 Apparatus and method for decoding data of unknown frame length
11/06/2008US20080273632 Estimation of Log-Likelihood Using Constrained Markov-Chain Monte Carlo Simulation
11/06/2008US20080273629 Uwb receiver designs based on a gaussian-laplacian noise-plus-mai model
11/06/2008US20080273628 Data sampling circuit and data sampling method
11/05/2008EP1988639A1 Receiving apparatus
11/05/2008EP1417771B1 Stereodecoder
11/04/2008US7447493 Tuner suitable for integration and method for tuning a radio frequency signal
11/04/2008US7447286 Adaptive direct conversion receiver
11/04/2008US7447285 Data processing method, receiver and network element for executing a turbo principle
11/04/2008US7447282 System and method for pre-FFT OFDM fine synchronization
11/04/2008US7447278 Apparatus for transmitting and receiving data
10/2008
10/30/2008US20080267327 Nonlinear echo compensator for class B transmitter line driver
10/30/2008US20080267321 Extended algorithm data estimator
10/30/2008US20080267059 Methods and arrangements to determine a reception of a signal
10/30/2008US20080265987 Signal extraction circuit
10/28/2008US7443936 Sequence detector using Viterbi algorithm with reduced complexity sequence detection via state reduction using symbol families
10/28/2008US7443933 Data detector system
10/28/2008US7443932 Method and apparatus for adjusting data recorded on optical disc
10/28/2008US7443916 Method and apparatus for communication in the presence of impulse noise
10/23/2008US20080260080 Narrowband Interference Cancellation Method and Apparatus
10/23/2008US20080260077 Method and Apparatus for Recognizing a Disturbing Effect in an Information Channel
10/23/2008US20080260075 Systems and methods for low-complexity max-log mimo detection
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