| Patents for H03H 21 - Adaptive networks (3,855) |
|---|
| 02/10/1998 | US5717715 Signal processing apparatus and method |
| 02/04/1998 | EP0822554A2 Method and apparatus for adaptively processing the readback signal in a read channel device for digital storage |
| 01/27/1998 | US5712873 Multi-mode equalizer in a digital video signal processing system |
| 01/27/1998 | CA2081923C Method and arrangement of estimating data sequences transmitted using viterbi algorithm |
| 01/21/1998 | CN1171013A Multi-mode equalizer in digital video signal processing system |
| 01/20/1998 | US5710996 Adaptive noise canceling system and FM radio communication receiver using said system |
| 01/20/1998 | US5710794 Initial phase-loading circuit for a fractionally-spaced linear equalizer |
| 01/20/1998 | US5709598 Abrasive tape and method of producing the same |
| 01/13/1998 | US5708704 Speech recognition method and system with improved voice-activated prompt interrupt capability |
| 01/08/1998 | WO1998000836A1 Device and method for analysis and filtration of sound |
| 01/07/1998 | EP0817398A2 Intelligent near-end speech detection |
| 01/06/1998 | CA2122108C Multiple adaptive filter active noise canceller |
| 01/02/1998 | DE19624362A1 Schaltungsanordnung zur Frequenzgangbeeinflussung eines digitalen Audiosignals A circuit arrangement for influencing the frequency response of a digital audio signal |
| 12/31/1997 | WO1997050186A2 System and method for adaptive interference cancelling |
| 12/30/1997 | US5703904 Impulse noise effect reduction |
| 12/30/1997 | CA2179620C Adaptative feedforward and feedback control system |
| 12/29/1997 | EP0814458A2 Improvements in or relating to speech coding |
| 12/24/1997 | WO1997049179A1 Circuit arrangement for influencing the frequency response of a digital audio signal |
| 12/23/1997 | US5701349 Active vibration controller |
| 12/23/1997 | US5701262 Tab coefficient updating device of finite impulse-responding adaptive digital filter |
| 12/23/1997 | CA2088558C Multi-channel echo cancellation with adaptive filters having selectable coefficient vectors |
| 12/18/1997 | WO1997048192A1 Process for separating a received mixture of signals |
| 12/17/1997 | EP0813301A1 Adaptive digital filter |
| 12/16/1997 | US5699480 Apparatus for improving disturbed speech signals |
| 12/16/1997 | US5699424 System identification method and apparatus by adaptive filter |
| 12/16/1997 | US5698984 Adaptive digital filter for improved measurement accuracy in an electronic instrument |
| 12/11/1997 | CA2178664A1 Signal conditioner with symbol addressed lookup table based transversal filters |
| 12/10/1997 | EP0812105A2 Multi-mode equalizer in a digital video signal processing system |
| 12/09/1997 | CA2112020C Adaptive equalizer |
| 12/03/1997 | EP0809893A1 Echo canceller having kalman filter for optimal adaptation |
| 12/03/1997 | EP0809883A1 Distortion correction device for a path of propagation in transmission systems |
| 12/03/1997 | EP0809842A1 Adaptive speech filter |
| 12/02/1997 | US5694476 Adaptive filter for correcting the transfer characteristic of electroacoustic transducer |
| 12/02/1997 | US5694474 Adaptive filter for signal processing and method therefor |
| 12/02/1997 | US5694423 Method and apparatus for detecting and correcting misconvergence of a blind equalizer |
| 11/26/1997 | EP0700543A4 Complex adaptive fir filter |
| 11/25/1997 | US5692020 Signal processing apparatus and method |
| 11/25/1997 | US5692011 Dual decision equalization apparatus |
| 11/25/1997 | US5692006 Adaptive despreader |
| 11/25/1997 | US5690321 Vibration damping system for vehicle |
| 11/25/1997 | CA2042674C Adaptive equalizer with midburst correction capability |
| 11/19/1997 | CN1165596A Transmission system using time dependent filter banks |
| 11/13/1997 | WO1997042742A2 Transmission of a digital information signal having a specific first sampling frequency |
| 11/11/1997 | US5687162 DS/CDMA receiver having an interference cancelling function capable of asssuring a desired reception quality in a narrow-band DS/CDMA |
| 11/06/1997 | DE19703922A1 Resolution of phase measurement ambiguities in radar interferometry |
| 11/05/1997 | EP0804768A1 Low power filter coefficient adaptation circuit for digital adaptive filter |
| 11/04/1997 | US5684720 Method and apparatus for adaptively producing noise-reduced digital image sequences |
| 11/04/1997 | US5683425 Heart pacemaker with improved detection of electrical signals |
| 10/29/1997 | EP0612447B1 Adaptive filter |
| 10/28/1997 | US5682406 Method and apparatus for settting the parameters of an equalizer |
| 10/28/1997 | US5682125 Adaptive analog transversal equalizer |
| 10/22/1997 | EP0742971A4 Adaptative feedforward and feedback control system |
| 10/22/1997 | CN1163023A 滤波器 Filter |
| 10/21/1997 | US5680393 Method and device for suppressing background noise in a voice signal and corresponding system with echo cancellation |
| 10/21/1997 | US5680337 Coherence optimized active adaptive control system |
| 10/16/1997 | WO1997038552A1 Acoustic feedback correction |
| 10/15/1997 | EP0800735A1 Adaptive equalization for priv transmission systems |
| 10/14/1997 | US5677951 Adaptive filter and method for implementing echo cancellation |
| 10/14/1997 | US5677932 Baseband estimator for estimating the amplitude/frequency characteristic of a multiphase signal |
| 10/07/1997 | US5675659 Methods and apparatus for blind separation of delayed and filtered sources |
| 10/07/1997 | US5675394 Equalization apparatus with effective coefficient updating operation |
| 10/07/1997 | CA2074782C Method of and apparatus for identifying unknown system using adaptive filter |
| 10/01/1997 | EP0797875A1 An adaptive filter for signal processing and method therefor |
| 09/30/1997 | US5673288 System and method for adaptive maximum likelihood sequence estimation |
| 09/30/1997 | US5673213 Adaptive filter |
| 09/25/1997 | WO1997035384A1 Receiving method and a receiver |
| 09/24/1997 | EP0797184A2 Vibration/noise control system |
| 09/23/1997 | CA2118879C Low-delay stubband adaptive filter |
| 09/18/1997 | WO1997034370A1 Mixed signal adaptive equalizer |
| 09/17/1997 | EP0795986A2 Multitone detector using an adaptive IIR filter |
| 09/16/1997 | US5668865 Echo canceler E-side speech detector |
| 09/16/1997 | US5668833 Decision-feedback type equalizer |
| 09/16/1997 | US5668831 For the reception of data packets |
| 09/16/1997 | US5668746 Reproduced waveform equalization circuit |
| 09/10/1997 | EP0794617A2 Method for adaptive filtering of well logging data |
| 09/10/1997 | EP0793875A1 Transmission system using time dependent filter banks |
| 09/08/1997 | CA2199442A1 Method for adaptive filtering of well logging data |
| 09/03/1997 | EP0793341A2 Adaptive filter with disabling circuit for fast tap weight convergence |
| 09/03/1997 | EP0792546A1 Distortion corrector for two data flows |
| 09/02/1997 | US5664011 Echo canceller with adaptive and non-adaptive filters |
| 09/02/1997 | US5663955 Echo canceller system with shared coefficient memory |
| 08/27/1997 | EP0792029A2 Echo canceller E-side speech detector |
| 08/27/1997 | CN1158033A Data receiving system |
| 08/26/1997 | US5661795 Adaptive signal processing device, echo suppressing device and hand-portable telephone device |
| 08/26/1997 | US5661753 Decision feedback equalizer having leaky tap gain controllers |
| 08/20/1997 | EP0789900A1 Reduction of computational burden of adaptively updating control filter(s) in active systems |
| 08/20/1997 | CN1157522A Echo Removing apparatus |
| 08/19/1997 | US5659584 Data receiving system for receiving data signal faded and delayed |
| 08/19/1997 | US5659581 Modem receiver pre-emphasis |
| 08/19/1997 | US5659370 Fuzzy logic based filter architecture for video applications and corresponding filtering method |
| 08/12/1997 | US5657350 Audio coder/decoder with recursive determination of prediction coefficients based on reflection coefficients derived from correlation coefficients |
| 08/12/1997 | US5657349 Method and apparatus capable of quickly identifying an unknown system with a final error reduced |
| 08/12/1997 | US5656779 Apparatus and method for producing structural and acoustic vibrations |
| 08/12/1997 | CA2076710C Channel impulse response estimator for a system having a rapidly fluctuating channel characteristic |
| 08/07/1997 | WO1997028527A1 A noisy speech parameter enhancement method and apparatus |
| 08/07/1997 | CA2243631A1 A noisy speech parameter enhancement method and apparatus |
| 08/06/1997 | EP0787997A2 Adaptive digital filter for improved measurement accuracy in an electronic instrument |
| 07/31/1997 | WO1997027671A1 Adaptive filters and equalisers |
| 07/31/1997 | WO1997027670A1 Fast reacquisition catv downstream adaptive equalizer |
| 07/23/1997 | EP0785621A1 Correlating filter and CDMA receiver |