Patents for H03H 21 - Adaptive networks (3,855) |
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09/03/1996 | US5553154 Vehicle internal noise reduction system and the method thereof |
09/03/1996 | US5553153 Method and system for on-line system identification |
09/03/1996 | US5553150 Reverberation - imparting device capable of modulating an input signal by random numbers |
09/03/1996 | US5553014 Adaptive finite impulse response filtering method and apparatus |
08/29/1996 | WO1996026573A1 Distortion correction device for a path of propagation in transmission systems |
08/28/1996 | EP0729288A2 Noise canceler |
08/28/1996 | EP0729229A2 Adaptive balance filter |
08/28/1996 | CN1129888A Fixed cellular terminal for two-wire telecommunications services |
08/28/1996 | CN1129880A Process for fast blind equalization of an adaptive equalizer |
08/27/1996 | US5550935 Method for multiframe Wiener restoration of noisy and blurred image sequences |
08/27/1996 | US5550862 Method and apparatus for centering equalizer taps |
08/24/1996 | CA2170221A1 Adaptive balance filter |
08/22/1996 | WO1996025805A1 Echo canceller having kalman filter for optimal adaptation |
08/22/1996 | DE19505611A1 Vorrichtung zur Entzerrung einer Fehlerstrecke in einem Übertragungssystem Device for equalizing a distance error in a transmission system |
08/22/1996 | CA2211865A1 Echo canceller having kalman filter for optimal adaptation |
08/21/1996 | EP0727882A2 Echo cancellation and suppression |
08/21/1996 | EP0727109A1 A variable block size adaptation algorithm for noise-robust acoustic echo cancellation |
08/20/1996 | US5548642 Optimization of adaptive filter tap settings for subband acoustic echo cancelers in teleconferencing |
08/20/1996 | US5548570 Optical reproducing circuit having, a binarized signal pulse compensation circuit |
08/14/1996 | EP0726658A2 Symbol and frame synchronization in both a TDMA system and a CDMA system |
08/13/1996 | US5546460 Echo compensation device and 4/2-wire interface having such an echo compensation device |
08/13/1996 | US5546459 Variable block size adaptation algorithm for noise-robust acoustic echo cancellation |
08/13/1996 | US5546332 Process for compensating for quasi-periodic disturbances of measurement signals |
08/08/1996 | WO1996024127A1 Adaptive speech filter |
08/07/1996 | EP0725527A1 Echo cancelling system suitable for voice conference |
08/07/1996 | EP0725497A2 Data receiving apparatus |
08/07/1996 | EP0725488A2 Data receiving system for receiving data signal faded and delayed |
08/07/1996 | EP0725480A1 Adaptively controlled filter |
08/06/1996 | US5544201 Signal suppressing apparatus |
08/06/1996 | US5543860 Video signal processing circuit using adaptive control |
07/31/1996 | EP0724353A2 Echo cancellation |
07/31/1996 | EP0724262A2 Class 4 partial response using peak sampling |
07/31/1996 | EP0724243A1 Apparatus and method for producing structural and acoustic vibrations |
07/25/1996 | DE19531388C1 Blind signal source separation system |
07/23/1996 | US5539832 Multi-channel signal separation using cross-polyspectra |
07/23/1996 | US5539774 Dual decision equalization method and device |
07/23/1996 | US5539773 Method and apparatus for ghost cancelling and/or equalizing |
07/23/1996 | CA2078049C Decision-feedback equalizer capable of producing an equalized signal at a high speed without a remaining fading |
07/16/1996 | US5537419 Receiver sample timing adjustment using channel impulse response |
07/11/1996 | WO1996021304A2 Combating signal interference in digital transmission |
07/11/1996 | DE4440964C1 Anordnung zum Entzerren von zwei Datenströmen Arrangement for equalizing two data streams |
07/10/1996 | EP0721274A2 Method and apparatus for detecting a near-end speech signal |
07/10/1996 | EP0721252A1 Subband echo canceler |
07/10/1996 | EP0721251A1 Subband signal processor |
07/10/1996 | EP0720799A1 Interference suppression in cdma systems |
07/09/1996 | US5535194 Method and apparatus for echo canceling with double-talk immunity |
07/09/1996 | US5535150 Single chip adaptive filter utilizing updatable weighting techniques |
07/09/1996 | US5535149 Duplex adaptive digital filter and method of operation |
07/05/1996 | CA2164025A1 Sub-band signal processor |
07/04/1996 | WO1996020551A1 Adaptive equalization for priv transmission systems |
07/04/1996 | WO1996020450A1 Low power filter coefficient adaptation circuit for digital adaptive filter |
07/02/1996 | US5533120 Acoustic feedback cancellation for equalized amplifying systems |
07/02/1996 | US5533067 Method and device for estimating transmitted signals in a receiver in digital signal transmission operations |
07/02/1996 | US5532755 Apparatus for suppressing ghosts in signals modulating a carrier in quadrature phasing with a video carrier |
07/02/1996 | US5532424 Tone generating apparatus incorporating tone control utliizing compression and expansion |
07/02/1996 | CA2069065C Adaptive frequency dependent compensation for telecommunication channels |
06/26/1996 | EP0719070A1 Sound pick-up device, comprising a video system for the adjustment of parameters and process for adjusting |
06/26/1996 | EP0719028A2 Optimization of adaptive filter tap settings for subband acoustic echo cancellers in teleconferencing |
06/26/1996 | EP0719027A2 Method and arrangement for echo cancelling |
06/25/1996 | US5530721 Equalizer and terminal device for mobile communications |
06/25/1996 | US5530720 Method of calculating weighting coefficients for an analytical digitizer for signal processing, and analytical digitizer |
06/19/1996 | EP0717559A2 Equalization apparatus with effective coefficient updating operation |
06/19/1996 | EP0717536A1 Blind multipath correction for digital communication channel |
06/19/1996 | EP0717507A2 Modem receiver pre-emphasis |
06/19/1996 | EP0716864A2 Pacemaker with improved detection of electrical signals |
06/18/1996 | US5528625 High speed quantization-level-sampling modem with equalization arrangement |
06/18/1996 | US5528311 Complex filter apparatus for use in an equalizer |
06/14/1996 | CA2161722A1 Modem receiver preemphasis |
06/11/1996 | US5526378 Blind multipath correction for digital communication channel |
06/05/1996 | EP0715407A2 Method and apparatus for controlling coefficients of adaptive filter |
06/05/1996 | CN1123978A A hybrid equalizer arrangement for use in data aom unications equipment |
06/04/1996 | US5524149 Circuit arrangement for echo suppression |
06/04/1996 | US5524125 Interference cancellation apparatus capable of adaptive equalization and interference cancellation at a high speed on fading diversity channels |
06/04/1996 | US5524022 Digital graphic equalizer |
06/04/1996 | CA2086548C A method for optimizing an adaptive filter update coefficient |
05/30/1996 | WO1996016495A1 Distortion corrector for two data flows |
05/30/1996 | DE4441912A1 Channel equaliser filter coefficients determination device |
05/29/1996 | EP0713625A1 An audio processing system for teleconferencing |
05/29/1996 | CN1123498A Method and device for removing double picture with standered symbol represented digital code |
05/22/1996 | EP0713296A2 Matched spectral null codes for partial response channels |
05/21/1996 | US5519727 Adaptive equalizer |
05/17/1996 | WO1996014634A1 Reduction of computational burden of adaptively updating control filter(s) in active systems |
05/15/1996 | EP0712213A2 An integrated circuit that performs multiple communication tasks |
05/14/1996 | US5517524 For a time division multiple access system |
05/14/1996 | US5517213 Process for fast blind equalization of an adaptive equalizer |
05/08/1996 | EP0711035A2 System identification method apparatus by adaptive filter |
05/08/1996 | EP0710947A1 Method and apparatus for noise suppression in a speech signal and corresponding system with echo cancellation |
05/08/1996 | EP0710946A1 Double-walled active noise suppression device |
05/08/1996 | EP0710908A2 A co-processor that performs multiple communication tasks on an integrated circuit |
05/02/1996 | DE19538996A1 Estimation appts. to estimate coefficients of adaptive filter to emulate transmission characteristics of known signal |
05/01/1996 | EP0709958A1 Adaptive finite impulse response filtering method and apparatus |
05/01/1996 | CN1121660A Modulation method, recording method, reproducing method, recording and reproducing apparatus, recording and reproducing method, and reproducing apparatus |
05/01/1996 | CA2157708A1 Adaptive finite impulse response filtering method and apparatus |
04/30/1996 | US5513223 FIR digital filter and method for signal processing thereof |
04/30/1996 | US5513216 Hybrid equalizer arrangement for use in data communications equipment |
04/30/1996 | US5513214 System and method of estimating equalizer performance in the presence of channel mismatch |
04/30/1996 | US5512898 Coder-decoder for sending/receiving signals |
04/29/1996 | CA2161575A1 Process and device for eliminating noise in a voice signal and echo cancelling system therefor |
04/24/1996 | EP0708544A1 Apparatus for recognizing information carried by a received signal |
04/23/1996 | US5511129 Method of conditioning programmable filter apparatus |