Patents for H03H 21 - Adaptive networks (3,855)
08/2002
08/14/2002EP1231747A2 Sequence estimation method and apparatus
08/14/2002EP1155497B1 Antenna treatment method and system
08/14/2002DE10114732A1 Verfahren zur aktiven Rauschunterdrückung unter Verwendung der Analyse unabhängiger Komponenten Method for active noise cancellation using independent component analysis
08/13/2002US6434193 Apparatus and method for waveform equalization coefficient generation
08/13/2002US6434192 Adaptive equalizing device
08/08/2002WO2002061747A1 Adaptive equalizing circuit and regenerative device using it, and adptive equalizing method
08/08/2002WO2002061732A1 Geometric source separation signal processing technique
08/08/2002WO2002014898A3 Near object detection system
08/08/2002US20020106016 Partitioned block frequency domain adaptive filter
08/07/2002EP1228601A1 Wireless cable replacement system
08/06/2002CA2281320C Method and apparatus of canceling echoes in multi-channel
08/01/2002WO2002060057A1 Asymmetric multichannel filter
08/01/2002US20020101981 Method and apparatus for cancelling mult-channel echo
08/01/2002US20020101942 Signal separation
07/2002
07/31/2002EP0897574B1 A noisy speech parameter enhancement method and apparatus
07/24/2002EP1224837A2 Super directional beamforming design and implementation
07/24/2002EP1224735A1 An adaptive radio transceiver
07/24/2002EP1078455B1 Adaptive filter
07/24/2002EP1010246B1 Method and apparatus for efficient implementation of a multirate lms filter
07/24/2002EP0809893B1 Echo canceller having kalman filter for optimal adaptation
07/23/2002US6424720 Method and device for reducing multi-channel acoustic echo and adapting sound to space conditions
07/18/2002US20020095272 Method for recording and removing the bipolar bias from a vibration input signal
07/17/2002EP0858720B1 Method and apparatus for reduction of unwanted feedback
07/11/2002WO2002054387A1 Noise removing method and device
07/11/2002WO2002014900A3 Video amplifier for a radar receiver
07/11/2002WO2002014098A3 Safe distance algorithm for adaptive cruise control
07/11/2002CA2433551A1 Method and apparatus for noise suppression
07/09/2002US6417737 Adaptive radio transceiver with low noise amplification
07/03/2002EP0951798B1 Acoustic feedback correction
07/02/2002US6415247 System identification method and its recording device
06/2002
06/27/2002DE10061235A1 Filter Filter
06/26/2002EP1216527A1 Apparatus and method for de-esser using adaptive filtering algorithms
06/25/2002US6411833 Method and apparatus for estimating physiological parameters using model-based adaptive filtering
06/20/2002US20020075178 Radar transmitter circuitry and techniques
06/20/2002US20020075138 Portable object detection system
06/19/2002CN1086523C 数据接收系统 Data receiving system
06/13/2002WO2002015323A3 Highly integrated single substrate mmw multi-beam sensor
06/13/2002US20020073128 Partitioned block frequency domain adaptive filter
06/13/2002US20020072843 Safe distance algorithm for adaptive cruise control
06/13/2002US20020070795 Filter
06/13/2002DE10146825A1 Programmierbare Impedanzsteuerschaltung Programmable impedance control circuit
06/11/2002US6404702 Surveillance device for signal-echo sensors
06/11/2002US6404293 Adaptive radio transceiver with a local oscillator
06/06/2002US20020067305 System and technique for mounting a radar system on a vehicle
06/06/2002US20020067287 Near object detection system
06/04/2002US6400760 Apparatus and method for an error signal compression technique in a fast adaptive equalizer circuit
05/2002
05/30/2002US20020063576 Programmable impedance control circuit
05/28/2002US6396872 Unknown system identification method by subband adaptive filters and device thereof
05/23/2002US20020059686 Cleaning processing system and cleaning processing apparatus
05/22/2002EP1206836A2 Decision feedback equalizer and precoder ramping circuit
05/22/2002CN1085377C Procedure for equalizing distorted data signals
05/16/2002WO2002039682A2 Signal processing method and system for blind source signal separation
05/16/2002WO2002039584A1 Adaptive filter
05/15/2002CN1084994C Hybrid decision and feedback unit and method suited for hybrid and feedback equalizer
05/15/2002CN1084978C Echo canceller having kalman filter for optimal adaptation
05/15/2002CN1084965C Method for processing signal in CSD filter and circuiot suitable for method
05/14/2002US6389440 Acoustic feedback correction
05/10/2002WO2002037676A1 Adaptive line enhancer
05/07/2002US6385239 Adaptive equalizing circuit
05/07/2002US6385238 Adaptive equalization and baseline wander correction circuit
05/02/2002US20020051500 Method and device for separating a mixture of source signals
04/2002
04/30/2002US6381272 Multi-channel adaptive filtering
04/23/2002US6377682 Robust adaptive filter for use in acoustic and network echo cancellation
04/18/2002US20020045806 Method and apparatus for estimating physiological parameters using model-based adaptive filtering
04/18/2002US20020044667 Method and apparatus for reduction of unwanted feedback
04/18/2002US20020044082 Radar detection method and apparatus
04/16/2002US6373953 Apparatus and method for De-esser using adaptive filtering algorithms
04/16/2002CA2196480C Soft decision decoder
04/11/2002US20020042802 FIR filter and setting method of coefficient thereof
04/04/2002US20020039383 Methods and apparatus for reducing signal degradation
04/03/2002CN1343388A Method and device for separating mixture of source signals
04/02/2002US6366613 High stability fast tracking adaptive equalizer for use with time varying communication channels
03/2002
03/27/2002EP1190486A1 Method and device for separating a mixture of source signals
03/26/2002CA2273552C Noise cancelling method and noise cancelling unit
03/21/2002WO2001084708A3 Adaptive filtering method based on sign algoritm and related device
03/20/2002EP0620956B1 Apparatus for reducing the risk of undesirable parameterdrift of an adaptive filter used for echo cancellation
03/14/2002US20020031232 Stereo audio processing device for deriving auxiliary audio signals, such as direction sensing and centre signals
03/13/2002EP1186100A2 Generating coefficients for a prediction filter in an encoder
03/07/2002WO2002019258A1 System and method for adaptive filtering
03/07/2002WO2002018969A1 System and method for processing a signal being emitted from a target signal source into a noisy environment
03/07/2002US20020027953 Low-complexity blind equalizer
03/06/2002EP1184676A1 System and method for processing a signal being emitted from a target signal source into a noisy environment
02/2002
02/28/2002WO2002017488A1 Partitioned block frequency domain adaptive filter
02/28/2002WO2002017487A1 Partioned block frequency domain adaptive filter
02/26/2002US6351740 Method and system for training dynamic nonlinear adaptive filters which have embedded memory
02/26/2002US6351462 CDMA receiving apparatus and method therefor
02/26/2002US6351457 Method of and apparatus for identifying unknown system
02/21/2002WO2002015396A1 Digital pulse shaper with variable weighting function
02/21/2002WO2002015334A1 Switched beam antenna architecture
02/21/2002WO2002015323A2 Highly integrated single substrate mmw multi-beam sensor
02/21/2002WO2002014900A2 Video amplifier for a radar receiver
02/21/2002WO2002014898A2 Near object detection system
02/21/2002WO2002014891A2 Automotive radar systems and techniques
02/21/2002WO2002014098A2 Safe distance algorithm for adaptive cruise control
02/21/2002WO2001082474A3 Initialization/prewindowing removal postprocessing for fast rls filter adaptation
02/19/2002US6349112 Adaptive equalizer compensating signal distortion on transmission path
02/07/2002WO2002009582A2 Method and apparatus for a morphology-preserving smoothing
02/06/2002EP0862778B1 Audio noise reduction system implemented through digital signal processing
02/05/2002CA2098190C Compensating filters
01/2002
01/31/2002WO2002009474A2 Stereo audio processing device
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