| Patents for H03H 17 - Networks using digital techniques (9,654) |
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| 09/07/1999 | US5950156 High efficient signal coding method and apparatus therefor |
| 09/07/1999 | US5950151 Methods for implementing non-uniform filters |
| 09/07/1999 | US5949695 Interpolator using a plurality of polynomial equations and associated methods |
| 09/02/1999 | WO1999044286A2 Sharing resources in a digital filter |
| 09/01/1999 | EP0939500A2 Matched filter and signal reception apparatus |
| 09/01/1999 | EP0939487A2 Filter for the equalization and/or linearization of non-linear systems |
| 09/01/1999 | CN1227681A Symbol-matched filter having a low silicon and power requirement |
| 08/31/1999 | US5946402 Signal processing device for processing sound quality, and recording apparatus, reproducing apparatus and mixing apparatus provided with the signal processing device applied thereto |
| 08/31/1999 | US5946400 Three-dimensional sound processing system |
| 08/31/1999 | US5946344 Multiple-rate direct sequence architecture utilizing a fixed chipping rate and variable spreading code lengths |
| 08/31/1999 | US5946038 Method and arrangement for coding and decoding signals |
| 08/31/1999 | US5944814 Parallel processing digital audio processing apparatus |
| 08/31/1999 | US5944775 Sum-of-products arithmetic unit |
| 08/25/1999 | EP0938214A2 Automatic equalization method and automatic equalizer |
| 08/24/1999 | US5943642 Method of designing subband digital filter bank |
| 08/24/1999 | US5943367 Transmission system using time dependent filter banks |
| 08/17/1999 | US5940455 Adaptive filter with disabling circuit for fast tap weight convergence |
| 08/17/1999 | US5940440 Generalized multimodulus technique for blind equalization |
| 08/17/1999 | CA2138697C System and method for adaptive maximum likelihood sequence estimation |
| 08/12/1999 | WO1999027522A3 Audio processing arrangement with multiple sources |
| 08/11/1999 | EP0935342A2 Improvements in or relating to filters |
| 08/10/1999 | US5937009 Sub-band echo canceller using optimum wavelet packets and cross-band cancellation |
| 08/10/1999 | US5936461 Charge domain signal filter |
| 08/10/1999 | US5935199 Dc accurate multi-rate digital filter with common coefficient set and dc gain correction |
| 08/05/1999 | WO1999039440A2 Device for processing a digital signal |
| 08/04/1999 | EP0933870A2 Hybrid FIR/IIR analog filter |
| 08/04/1999 | CN2332110Y Real-time digital signal electric filter |
| 08/03/1999 | US5933797 Adaptive dual filter echo cancellation |
| 08/03/1999 | US5933545 Device for the decimation of digital data sequences |
| 08/03/1999 | US5933467 Device for receiving a source digital signal transmitted |
| 08/03/1999 | US5933452 Timing interpolator in digital demodulator |
| 08/03/1999 | US5933447 For use as part of a spread-spectrum receiver |
| 08/03/1999 | US5933198 Comb filter arrangement |
| 08/03/1999 | US5931892 Enhanced adaptive filtering technique |
| 07/29/1999 | WO1999038257A2 Time discrete filter |
| 07/29/1999 | WO1999038155A1 A decoding method and system comprising an adaptive postfilter |
| 07/29/1999 | WO1999022451A3 Methods and devices for encoding audio signals and methods and devices for decoding a bit stream |
| 07/27/1999 | US5930747 Pitch extraction method and device utilizing autocorrelation of a plurality of frequency bands |
| 07/27/1999 | US5929918 Edge-oriented intra-field/inter-field interpolation filter for improved quality video appliances |
| 07/27/1999 | US5929795 Digital processor for reduced distortion and frequency deviation |
| 07/27/1999 | US5928314 Digital filter having a substantially equal number of negative and positive weighting factors |
| 07/27/1999 | US5928312 Digital filter processing device |
| 07/27/1999 | US5928311 Method and apparatus for constructing a digital filter |
| 07/27/1999 | CA2193435C Digital center line filter |
| 07/21/1999 | EP0930726A2 Method for echo cancelling with adaptive FIR filters |
| 07/21/1999 | EP0930722A2 Matched filter simultaneously operating for two different type codes |
| 07/21/1999 | EP0930704A2 Polyphase filter for sampling rate and frequency conversion |
| 07/21/1999 | CN1223754A Efficient multichannel filtering for CDMA modems |
| 07/20/1999 | US5926783 Switchable dividing network |
| 07/20/1999 | US5926513 Receiver with analog and digital channel selectivity |
| 07/20/1999 | US5926512 Matched filter circuit |
| 07/20/1999 | US5926455 Recursive filters for polyphase structures |
| 07/20/1999 | US5926065 Digital modulator having a digital filter including low-speed circuit components |
| 07/20/1999 | US5925093 Sampling frequency converting apparatus |
| 07/16/1999 | CA2257550A1 Process for echo suppression with adaptive fir filters |
| 07/15/1999 | WO1999035009A1 Vehicle computer system with audio entertainment system |
| 07/14/1999 | EP0928518A1 Parallel decimator method and apparatus |
| 07/13/1999 | US5923578 Data processing circuit |
| 07/13/1999 | US5923576 Parallel recursive digital filters |
| 07/13/1999 | US5923273 Reduced power FIR filter |
| 07/13/1999 | US5923226 Automatic equalizer |
| 07/08/1999 | WO1999034519A1 Decimation filtering apparatus and method |
| 07/07/1999 | EP0928088A2 Transmitter-end equalistion |
| 07/07/1999 | CN1044059C 可编程数字滤波器 Programmable digital filter |
| 07/06/1999 | US5920594 For filtering an input signal into an output signal |
| 07/01/1999 | WO1999033234A1 Group delay equalizer |
| 07/01/1999 | WO1999033175A1 Digital signal filter using weightless neural techniques |
| 06/30/1999 | EP0926857A2 Data receiver having variable rate symbol timing recovery with non-synchronized sampling |
| 06/30/1999 | EP0926823A1 Programmable circuit for the realisation of a digital filter |
| 06/29/1999 | US5917735 Apparatus and method for compensating for timing and phase error using a poly-phase filter |
| 06/29/1999 | US5917734 Parallel decimator method and apparatus |
| 06/29/1999 | US5917733 Pulse analysis using ordinal value filtering |
| 06/29/1999 | US5916301 Sample rate conversion for synchronous variable rate |
| 06/23/1999 | EP0924869A2 Correlator and despreading code switching method |
| 06/23/1999 | EP0924858A2 Digital filter, digital signal processing method, and communication apparatus |
| 06/23/1999 | EP0809882B1 Combination d/a converter and fir filter utilizing active current division and method |
| 06/23/1999 | EP0799526B1 Improved data processing method and apparatus |
| 06/23/1999 | EP0660958B1 Sampled-data filter with low delay |
| 06/23/1999 | CN1220530A Link interface interconnecting two units in telecommunications system |
| 06/22/1999 | US5914990 Filtering in a receiver that uses log-polar signal processing |
| 06/22/1999 | US5914633 Method and apparatus for tuning a continuous time filter |
| 06/17/1999 | WO1999030413A1 Efficient polyphase quadrature digital tuner |
| 06/16/1999 | EP0922962A1 Procedure and device for sampling a reactance |
| 06/16/1999 | EP0922257A1 Method for inharmonic tone generation using a coupled mode digital filter |
| 06/16/1999 | EP0848866B1 Decision feedback filter device in the frequency domain |
| 06/16/1999 | CN1220058A ROM-based finite impulse response filter for use in mobile telephone |
| 06/15/1999 | US5913191 Method for signal processing |
| 06/15/1999 | US5912978 Loudspeaker |
| 06/15/1999 | US5912828 Equalizer filter configuration for processing real-valued and complex-valued signal samples |
| 06/15/1999 | US5912827 Digital filter with low rolloff factor |
| 06/15/1999 | US5912826 Data processing method and apparatus |
| 06/15/1999 | US5912825 For an ionizing radiation spectrography device |
| 06/15/1999 | US5912821 Vibration/noise control system including adaptive digital filters for simulating dynamic characteristics of a vibration/noise source having a rotating member |
| 06/09/1999 | EP0920757A2 Signal transformation method and apparatus |
| 06/09/1999 | EP0920743A1 Symbol-matched filter having a low silicon and power requirement |
| 06/08/1999 | US5910908 For programmable power of two decimation of an input signal |
| 06/08/1999 | US5910904 Digital filter apparatus |
| 06/03/1999 | WO1999027522A2 Audio processing arrangement with multiple sources |
| 06/02/1999 | EP0919091A1 Receiver for independent sideband signals |
| 06/02/1999 | EP0919083A2 Receiver with a simplified sample rate converter |