Patents
Patents for H03D 1 - Demodulation of amplitude-modulated oscillations (4,890)
11/2007
11/20/2007US7299022 Carrier detecting circuit and infrared communication device using same
11/20/2007US7298802 SIR measure method and apparatus for the same
11/20/2007US7298798 Method and system for decoding block codes
11/20/2007US7298420 Digital TV receiver
11/15/2007WO2007130102A1 Heterodyne receiver array using resonant structures
11/15/2007WO2007088127B1 Receiver and integrated am-fm/iq demodulators for gigabit-rate data detection
11/15/2007WO2007022362A3 Frame synchronization
11/15/2007US20070263715 Dual pDFE system with forward-backward viterbi
11/14/2007EP1854206A2 System and method for removing interfering narrowband signals from wide bandwidth receive signal
11/14/2007EP1854205A2 Wireless communications device providing enhanced block equalization and related methods
11/13/2007US7295638 Communication device
11/13/2007US7295636 Linear single-antenna interference cancellation receiver
11/13/2007US7295635 Method of signal processing in the presence of interference
11/13/2007US7295630 Receiver having a variable threshold slicer stage and a method of updating the threshold levels of the slicer stage
11/08/2007US20070258533 Orthogonal frequency division multiplexing (OFDM) encoding and decoding methods and systems
11/07/2007CN101068104A DC deviation eliminating device and method
11/06/2007US7292659 Correlating and aligning monitored signals for computer system performance parameters
11/06/2007US7292658 Method and device for efficient decoding of symbols transmitted in a MIMO telecommunication system
11/06/2007US7292656 Signal pulse detection scheme for use in real-time spectrum analysis
11/06/2007US7292637 Noise-tolerant signaling schemes supporting simplified timing and data recovery
11/06/2007US7292093 Envelope detector with DC level shifting
11/06/2007US7290927 Method and device for convolutive encoding and transmission by packets of a digital data series flow, and corresponding decoding method and device
11/01/2007WO2007123863A2 Dual pdfe system with forward-backward viterbi
11/01/2007WO2007123862A2 Reducing equalizer error propagation with a low complexity soft output viterbi decoder
11/01/2007WO2006091355A3 Demodulator and receiver for pre-coded partial response signals
10/2007
10/31/2007EP1849277A2 Demodulator and receiver for pre-coded partial response signals
10/31/2007EP1673872A4 Method and apparatus for accurately detecting validity of a received signal
10/30/2007US7289583 Method of and apparatus for single antenna interference rejection through relaxation
10/30/2007US7289582 EMI cancellation method and system
10/25/2007US20070248198 Offset frequency estimation method and apparatus
10/25/2007US20070248194 Method of detecting a predetermined sequence in an RF signal using a combination of correlation and FFT
10/25/2007US20070248193 Method for fine timing acquisition
10/23/2007US7286517 Multi-user detection method for a receiver in a MC-CDMA telecommunication system
10/18/2007WO2007117785A2 Adjustable noise suppression system
10/18/2007US20070242760 Speed estimation method for telecommunication system
10/18/2007US20070242740 Reducing equalizer error propagation with a low complexity soft output Viterbi decoder
10/18/2007DE102007000196A1 Demodulationsverfahren und -vorrichtung Demodulation method and apparatus
10/18/2007DE102006017868A1 Verfahren und Schaltung zur Trägerregelung in einem Quadraturdemodulator Method and circuit for carrier control in a quadrature
10/17/2007CN101056115A Demodulator and method thereof
10/11/2007US20070237271 Adjustable noise suppression system
10/11/2007US20070237270 Techniques to converge and adapt a communication system receiver
10/11/2007US20070237267 Data recovery system and method thereof
10/11/2007US20070237266 Efficient Detection of Predetermined Sequences
10/10/2007EP1842284A1 A demodulator
10/10/2007CN101053149A Zero IF down converter with even order harmonic suppression
10/09/2007US7280625 Derivation of eigenvectors for spatial processing in MIMO communication systems
10/09/2007US7280624 Method and apparatus for noise threshold calculation in wireless communication
10/09/2007US7280623 Digital RF correlator for multipurpose digital signal processing
10/09/2007US7280622 Low-complexity hierarchical decoding for communications systems using multidimensional QAM signaling
10/09/2007US7280621 Preamble detector method and device for OFDM systems
10/09/2007US7280620 Electronic device including image forming apparatus
10/09/2007US7280619 Method and apparatus for compensating I/Q imbalance in receivers
10/09/2007US7280611 Nonlinear distortion compensating device
10/09/2007US7280588 Correlation module for use in a radio receiver
10/04/2007WO2005107083A3 Simultaneous frequency and code aquisition for a cdma communication
10/04/2007US20070230649 Impulse noise detection from preamble symbols
10/04/2007US20070230632 Methods and apparatus for dynamic packet reordering
10/04/2007US20070230631 System, method and device of decoding spatially multiplexed signals
10/04/2007US20070230630 Exploiting known padding data to improve block decode success rate
10/03/2007CN101048934A Reduced complexity sliding window based equalizer
10/02/2007US7277687 Low power amplitude modulation detector
10/02/2007US7277508 Method of decoding a turbo-code encoded signal in a receiver and corresponding receiver
10/02/2007US7277506 Maximum likelihood sequence estimator which computes branch metrics in real time
09/2007
09/27/2007WO2007088127A3 Receiver and integrated am-fm/iq demodulators for gigabit-rate data detection
09/27/2007WO2007024654A3 Method and apparatus for finding center amplitude of particle size-representative pulses produced by aperture based sizing system
09/27/2007US20070223629 Viterbi pack instruction
09/27/2007US20070223622 Apparatus and method for transmitting/receiving a signal in a mobile communication system using a multiple-input multiple-output scheme
09/27/2007US20070223571 Decision-feedback equalizer simulator
09/27/2007US20070222495 Method and device for clock synchronisation with a vestigial-sideband-modulated transmitted signal
09/27/2007CA2646234A1 Signal jamming avoidance method for a frequency hopping communication system
09/25/2007US7274758 Coarse frequency estimation in an OFDM receiver based on autocorrelation of accumulated samples
09/25/2007US7274757 Autocorrelation threshold generation based on median filtering for symbol boundary detection in an OFDM receiver
09/20/2007US20070217550 System having a signal processor for detection of a signal type
09/20/2007US20070217536 Method and apparatus for calculating likelihood metric of a received signal in a digital communication system
09/18/2007US7272198 Method and apparatus for complementary code keying
09/13/2007US20070211836 Wireless communication method and apparatus for performing knowledge-based and blind interference cancellation
09/13/2007US20070211833 Method and apparatus to detect data and disk drive using the same
09/13/2007US20070211832 Apparatus and method for channel estimation for data demodulation in broadband wireless access system
09/13/2007US20070211829 Method and apparatus for pulse optimization for non-linear filtering
09/12/2007CN101034869A Self-adaptive bandwidth demodulation device
09/11/2007US7269238 Receiving method and receiver
09/11/2007US7269235 Non-integer delays in iterative diversity reception
09/11/2007US7269233 Algorithm of bit synchronization for a digital FSK correlation receiver
09/11/2007US7269202 Radio apparatus, swap detecting method and swap detecting program
09/06/2007US20070206710 Signal processing apparatus and a signal storage system
09/06/2007US20070206707 Blinder equalizer for QAM receivers
09/06/2007US20070206706 AM Receiving Circuit
09/06/2007US20070205826 System and method for demodulating amplitude modulated signals
09/05/2007EP1829203A2 Method and apparatus for performing channel assessment in a wireless communication system
09/05/2007EP1690334B1 Multiplier device
09/05/2007CN101032076A Method for estimating signal magnitude, noise power, and signal-to-noise ratio of received signals
09/04/2007US7266164 Apparatus for symbol timing detection for wireless communication system
09/04/2007US7265692 Data compression system based on tree models
09/04/2007US7265610 Error detection in a signal in amplitude modulation
08/2007
08/30/2007WO2007097319A1 Quadrature demodulator and interrogator
08/30/2007WO2007097084A1 Receiving apparatus
08/30/2007US20070201588 Supressing interference for wireless reception and improvements relating to processing a frequency shift keyed signal
08/30/2007US20070201586 Multi-rate viterbi decoder
08/30/2007US20070201585 Adaptive Viterbi Detector
08/30/2007US20070201584 Apparatus for decoding convolutional codes and associated method
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