Patents for H03H 21 - Adaptive networks (3,855)
07/2009
07/15/2009CN100514856C Convolutive blind source separation using multiple decorrelation method
07/14/2009US7561619 Feedback filter
07/01/2009CN100508388C Industry frequency automatic tracking filtering method and device
06/2009
06/30/2009US7555263 Adaptive radio transceiver
06/23/2009US7552158 Digital filter and digital broadcasting receiver having the same
06/10/2009EP2067252A2 Adaptive self-linearization
05/2009
05/28/2009US20090137213 Adaptive radio transceiver with offset pll with subsampling mixers
05/27/2009CN100492493C Noise removing method and device
05/22/2009WO2009064653A1 Subspace equalizers with channel tracking
05/19/2009US7536018 Active noise cancellation system
05/15/2009CA2644008A1 Digital signal receiving apparatus
05/15/2009CA2644004A1 Frequency shift keying (fsk) digital signal receiving apparatus
05/15/2009CA2643799A1 Digital signal receiving apparatus
05/07/2009DE10114732B4 Verfahren zur aktiven Rauschunterdrückung unter Verwendung der Analyse unabhängiger Komponenten Method for active noise cancellation using independent component analysis
05/06/2009CN101427465A Effective adaptive filtering techniques
04/2009
04/29/2009CN101421923A System identifying method and program, storage medium, and system identifying device
04/23/2009DE19747885B4 Verfahren zur Reduktion von Störungen akustischer Signale mittels der adaptiven Filter-Methode der spektralen Subtraktion A method of reducing acoustic interference signals by means of the adaptive filter method of spectral subtraction
04/15/2009CN201222785Y High speed H.264 video encode and decode filter structure
04/15/2009CN101411063A Filter adaptive frequency resolution
04/01/2009CN101401311A Radio receiver
03/2009
03/26/2009WO2009038182A1 System identifying device and system identifying method
03/24/2009CA2426004C System identification method
02/2009
02/18/2009CN100463069C Adaptive equalization apparatus and adaptive equalization method
02/17/2009US7492817 Adaptive digital filter
02/12/2009WO2009018655A1 Method and apparatus for signal acquisition in ofdm receivers
02/12/2009CA2695792A1 Method and apparatus for signal acquisition in ofdm receivers
02/11/2009EP0968571B1 Method and arrangement for forming an address for corrector table employed in signal predistortion
02/10/2009US7489725 Decision feedback equalizer and precoder ramping circuit
02/04/2009CN100459604C ZF-based adaptive asynchronous receiver
02/04/2009CA2653214A1 Distortion compensation circuit and method
02/03/2009US7486797 Audio correcting apparatus
01/2009
01/29/2009US20090028354 Echo Canceller Employing Dual-H Architecture Having Split Adaptive Gain Settings
01/29/2009DE112007000538T5 Effektive adaptive Filtermethoden Effective adaptive filtering methods
01/28/2009EP2019543A1 Echo canceller employing dual-H architecture having split adaptive gain settings
01/20/2009US7480595 System estimation method and program, recording medium, and system estimation device
01/07/2009EP2012430A1 System identifying method and program, storage medium, and system identifying device
01/07/2009EP1685557A4 Method and apparatus for reducing echo in a communication system
01/07/2009CN100450172C High clarity TV balancer and its balancing method
01/07/2009CN100449634C Adaptive noise reduction method and device
01/02/2009DE19882141B4 Adaptive Doppelfilter-Echolöschung Adaptive dual filter echo cancellation
01/02/2009DE10329661B4 Adaptiver Sendeentzerrer Adaptive Sendeentzerrer
12/2008
12/24/2008CN100446530C Generating calibration signals for an adaptive beamformer
12/23/2008US7468957 Canceller circuit and controlling method
12/18/2008WO2008081335A3 Cancellation of contact artifacts in a differential electrophysiological signal
12/17/2008EP2002542A1 Method and device for low delay processing
12/16/2008US7467172 N dimensional non-linear, static, adaptive, digital filter design using D scale non-uniform sampling
12/16/2008US7466830 Equalizing circuit amplifying bass range signal
12/10/2008EP1999847A2 Filter adaptive frequency resolution
12/09/2008US7463868 Adaptive radio transceiver with offset PLL with subsampling mixers
12/03/2008EP1997230A2 Radio receiver
12/02/2008US7461113 Reduced complexity adaptive filter
12/02/2008CA2457324C Motion sensor for noise cancellation in borehole electromagnetic telemetry system
11/2008
11/27/2008US20080290966 Adaptive radio transceiver with filtering
11/26/2008CN100438337C Adaptive non-linear filter based on laguerre structure
11/26/2008CN100438336C Frequency tracking power frequency digital filtering method
11/19/2008CN100435231C Adaptive equalization circuit and adaptive equalization method
11/18/2008US7451515 Cleaning processing system and cleaning processing apparatus
11/18/2008CA2437477C Method and system for processing subband signals using adaptive filters
11/11/2008US7450713 Echo canceller employing dual-H architecture having improved non-linear echo path detection
11/11/2008US7450636 Adaptive transmit equalizer
11/05/2008CN100431266C Self-adaptive filtering method and related device
10/2008
10/29/2008EP1060610B1 Echo canceller employing dual-h architecture having split adaptive gain settings
10/28/2008US7443913 High speed decision feedback equalizer
10/28/2008US7443910 PHY control module for a multi-pair gigabit transceiver
10/23/2008WO2008126287A1 Active silencer and silencing method
10/23/2008US20080260016 Fully Adaptive Equalization for High Loss Communications Channels
10/22/2008EP1983657A1 Adaptive digital filter and receiver
10/14/2008US7436968 Adaptive noise reduction method and device
10/01/2008EP1976122A1 Adaptive filter device
10/01/2008CN101277103A Adaptive filter device and method for determining filter coefficients
10/01/2008CN100423093C Apparatus and method of updating filter tap coefficients of equalizer
09/2008
09/18/2008WO2008110015A1 Methods and apparatuses for suppressing interference
09/17/2008CN101268614A Adaptive digital filter, FM receiver, signal processing method, and program
09/02/2008US7421021 Adaptive signal equalizer with adaptive error timing and precursor/postcursor configuration control
09/02/2008US7421019 Hierarchical adaptive equalizer and design method thereof
09/02/2008US7421017 Digital filter adaptively learning filter coefficient
09/02/2008CA2421759C Method and apparatus for fast converging affine projection based echo canceller
08/2008
08/19/2008US7415064 Transmit amplitude independent adaptive equalizer
08/14/2008US20080191313 Adaptive radio transceiver with floating mosfet capacitors
08/06/2008EP1103138B1 Device for digital processing with frequency filtering and reduced computation complexity
08/06/2008CN101237225A Frequency shift filter spectrum overlapping signal separation method based on digital signal processor
08/05/2008US7409066 Method of adjusting filter parameters and an associated playback system
08/05/2008US7408983 Digital filter
08/05/2008US7408982 Equalizer for high definition television and equalization method thereof
08/05/2008CA2307651C Echo canceller employing dual-h architecture having improved non-linear echo path detection
07/2008
07/31/2008US20080182526 Adaptive radio transceiver with an antenna matching circuit
07/24/2008WO2008088257A1 Improved load estimation for a cell in a wireless network
07/22/2008US7403610 Echo canceller employing dual-H architecture having split adaptive gain settings
07/16/2008EP1943640A1 Method for determining a transmission function, and device for carrying out said method
07/16/2008CN101221046A Error processing method for output signal of optic fiber gyroscope component
07/10/2008CA2663554A1 Cancellation of contact artifacts in a differential electrophysiological signal
07/09/2008CN101218744A Adaptive digital filter, FM receiver, digital processing method, and program
07/02/2008EP1939648A2 Automotive radar systems and techniques
07/01/2008US7394898 Echo removing apparatus
07/01/2008US7394849 Decision feedback equalizer with dynamic feedback control
07/01/2008US7394735 Apparatus and method of updating filter tap coefficients of an equalizer
06/2008
06/26/2008WO2008075548A1 Equalization filter and distortion compensating method
06/24/2008US7391829 Apparatus, system and method for receiver equalization
06/18/2008CN101203061A Method for parallel processing real time gathering mixed audio blindness separating unit
06/17/2008US7389087 Adaptive radio transceiver with filtering
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