| Patents for H03H 17 - Networks using digital techniques (9,654) |
|---|
| 01/25/2001 | DE19930113A1 Signal filtering device e.g. for digital data transmission systems |
| 01/24/2001 | EP1071231A2 Audio data processing apparatus |
| 01/24/2001 | EP1071216A1 Flexible and programmable delta-sigma analog signal converter |
| 01/23/2001 | US6178186 Fractional decimator with linear interpolation and method thereof |
| 01/23/2001 | US6177897 Hybrid FIR/IIR analog filter |
| 01/23/2001 | CA2207716C Noise canceling method and apparatus therefor |
| 01/18/2001 | WO2001005032A1 Reduced delay implementation of fourier transform based channelizers and de-channelizers |
| 01/18/2001 | CA2378702A1 Reduced delay implementation of fourier transform based channelizers and de-channelizers |
| 01/16/2001 | US6175849 System for digital filtering in a fixed number of clock cycles |
| 01/16/2001 | US6175591 Radio receiving apparatus |
| 01/11/2001 | WO2001003295A1 Fir decimation filter |
| 01/11/2001 | WO2001003294A1 Reduced power matched filter using precomputation |
| 01/11/2001 | WO2001003293A1 Matched filter using time-multiplexed precombinations |
| 01/11/2001 | DE19930702A1 FIR-Dezimierungsfilter FIR decimation filter |
| 01/11/2001 | DE19919575C1 Kammfilteranordnung zur Dezimation einer Folge von digitalen Eingangswerten in eine Folge von digitalen Ausgangswerten um einen nicht ganzzahligen Faktor Comb filter apparatus for decimating a sequence of digital input values into a sequence of digital output values to a non-integer factor |
| 01/10/2001 | EP1067688A2 Digital filter and method of providing channel isolation in a radio frequency communication system |
| 01/09/2001 | US6173302 Decimation method and decimation filter |
| 01/09/2001 | US6173062 Frequency transpositional hearing aid with digital and single sideband modulation |
| 01/09/2001 | US6173011 Forward-backward channel interpolator |
| 01/09/2001 | US6172565 Adaptive joint linearization, equalization and delay alignment for a wideband power amplifier |
| 01/04/2001 | WO2001001570A1 Programmable digital bandpass filter for a codec circuit |
| 01/02/2001 | US6169771 Matched filter for spread spectrum communication systems and hybrid analog-digital transversal filter |
| 01/02/2001 | US6169638 Automatic gain control circuit and method |
| 12/29/2000 | CA2312869A1 Digital filter and method of providing channel isolation in a radio frequency communication system |
| 12/28/2000 | WO2000079686A1 Digital-analog converter and method, and data interpolation device and method |
| 12/27/2000 | EP1063780A2 Spread spectrum channel estimation sequences |
| 12/27/2000 | EP1062730A1 Device for signal-processing in time discrete values |
| 12/27/2000 | CN1060002C Composite wave filter |
| 12/27/2000 | CN1059993C Tab coefficient updating device of finite impulse-responding adaptive digital filter |
| 12/26/2000 | US6167415 Recursive digital filter with reset |
| 12/26/2000 | US6167371 Speech filter for digital electronic communications |
| 12/19/2000 | US6163789 Digital parametric equalizer with symmetrical cut and boost spectrums |
| 12/19/2000 | US6163787 Facility for reducing a data rate |
| 12/19/2000 | CA2073918C Method and apparatus for updating coefficients in a complex adaptive equalizer |
| 12/14/2000 | DE19925464A1 Sampling rate adaptation method for digital signals by generating second signal using time-varying CIC filter |
| 12/13/2000 | EP1058854A1 Digital filter pre-charging for transient spectroscopies |
| 12/13/2000 | CN1276903A Frame-based audio coding with additional filterbank to suppress aliasing artifacts at frame boundaries |
| 12/12/2000 | US6161118 Digital comb filter having a cascaded integrator stage with adjustable gain |
| 12/12/2000 | US6160502 Interpolation digital filter for audio CODEC |
| 12/12/2000 | CA2189134C A pitch post-filter |
| 12/07/2000 | WO2000074438A2 Hearing aid digital filter |
| 12/06/2000 | EP0791242B1 Improved digital filter |
| 12/05/2000 | US6157724 Apparatus having loudspeakers concurrently producing music sound and reflection sound |
| 11/30/2000 | DE10001862A1 Adaptive distortion correction device has filter processing unit with series connected processing stages and suitable branching with coefficient set according to filter processing unit output |
| 11/29/2000 | CN1275234A Frame-based audio coding with additional filterbank to attenuate spectral splatter at frame boundaries |
| 11/28/2000 | US6154602 Equalizer for digital video disk player |
| 11/23/2000 | DE19923043A1 Transmission method for analog bandpass signals provided in intermediate frequency system, involves sampling signals for conversion into digital format and combination into multiplex signal |
| 11/23/2000 | DE19921358A1 Parametric cascadable filter has data register can be reconfigured in use |
| 11/22/2000 | EP1054536A2 Non-recursive adaptive filter, with variable orders of non-linear processing |
| 11/22/2000 | EP1054509A2 Multistandard reception apparatus with cascaded multistage-structured numerical filters |
| 11/22/2000 | EP1054328A2 Digital signal processor |
| 11/22/2000 | CN1274482A Signal processor with local signal behavior |
| 11/22/2000 | CN1274128A Digital signal processor, filtering wave processing method and recording medium |
| 11/21/2000 | US6151613 Digital filter and method for a MASH delta-sigma modulator |
| 11/21/2000 | US6151367 Digital demodulator |
| 11/16/2000 | WO2000068826A1 Interpolation circuit |
| 11/15/2000 | EP1052799A2 Flexible channeliser |
| 11/15/2000 | CN1273709A Sample rate converter using polynomial interpolation |
| 11/14/2000 | US6147633 Analog-to-digital converter having offset removing function |
| 11/14/2000 | US6147632 Sampling frequency conversion apparatus and fractional frequency dividing apparatus for sampling frequency conversion |
| 11/14/2000 | CA2191284C Ecg filter and slew rate limiter for filtering an ecg signal |
| 11/14/2000 | CA2098711C Method to reduce the power consumation of a digital filter bank by reducing the number of multiplications |
| 11/10/2000 | CA2307907A1 Implementation of orthogonal narrowband channels in a digital demodulator |
| 11/09/2000 | WO2000067375A1 Comb filter system for decimating a sequence of digital input values to a sequence of digital output values by a non-integer factor |
| 11/08/2000 | EP1050040A1 A decoding method and system comprising an adaptive postfilter |
| 11/08/2000 | EP0712549B1 Data-directed scrambler for multi-bit noise-shaping d/a converters |
| 11/07/2000 | US6144800 Noise reduction in correlated digital signals |
| 11/07/2000 | US6144515 Equalizer having a processing unit for selecting a coefficient out of a coefficient table |
| 11/07/2000 | US6144328 Cascaded delta sigma modulators |
| 11/02/2000 | WO2000065713A2 Sample rate converter |
| 11/02/2000 | EP1049090A1 Multi-rate clock generator and multi-rate digital data reproducing device |
| 11/02/2000 | EP1048111A1 Method and device for compensating phase delays |
| 10/31/2000 | US6141672 Tunable digital filter arrangement |
| 10/31/2000 | US6141671 Asynchronous digital sample rate converter |
| 10/31/2000 | US6141386 Asymmetric filter combination for a digital transmission system |
| 10/31/2000 | CA2184941C Sub-band coding/decoding for multi-dimensional signals |
| 10/26/2000 | WO2000064049A1 Dually adjustable electromechanical means for handling and system of these, and dually adjustable digital potentiometer |
| 10/25/2000 | EP1047234A1 Rate adaptation between two communications systems |
| 10/25/2000 | CN1271210A Digit data sampling rate conversion system |
| 10/24/2000 | US6137349 Filter combination for sampling rate conversion |
| 10/24/2000 | CA2036809C Digital interpolation circuitry |
| 10/19/2000 | WO2000062421A1 Digital filter and method for performing a multiplication based on a look-up table |
| 10/18/2000 | EP1044506A1 Decimation filtering apparatus and method |
| 10/18/2000 | EP1044119A1 Vehicle computer system with audio entertainment system |
| 10/17/2000 | US6134571 Implicit DST-based filter operating in the DCT domain |
| 10/17/2000 | US6134569 Polyphase interpolator/decimator using continuous-valued, discrete-time signal processing |
| 10/17/2000 | US6134268 Apparatus for performing a non-integer sampling rate change in a multichannel polyphase filter |
| 10/12/2000 | WO2000060739A1 A multiple stage decimation filter |
| 10/12/2000 | WO2000060738A1 Complex matched filter with reduced power consumption |
| 10/10/2000 | US6131105 Calculation of a scalar product in a direct-type FIR filter |
| 10/05/2000 | WO2000059111A1 Converter |
| 10/04/2000 | EP1041510A2 Method of and system for processing signal |
| 10/04/2000 | EP1040627A1 Group delay equalizer |
| 10/04/2000 | EP1040575A1 Digital signal filter using weightless neural techniques |
| 10/04/2000 | EP0963633A4 Sample rate converter |
| 10/04/2000 | CN1269067A Wide band channelization using subsampled discrete fourier transforms |
| 10/03/2000 | US6128357 Data receiver having variable rate symbol timing recovery with non-synchronized sampling |
| 09/28/2000 | WO2000057549A1 Filter for digital to analog converters |
| 09/28/2000 | WO2000039952A8 Method and apparatus for implementing wavelet filters in a digital system |
| 09/27/2000 | EP1039636A2 Multi-rate digital filter for audio sample-rate conversion |