| Patents for H03H 17 - Networks using digital techniques (9,654) |
|---|
| 08/04/2005 | US20050171989 Digital filter design method and device, digital filter design program, and digital filter |
| 08/04/2005 | US20050171988 Digital filter design method and device, digital filter design program, and digital filter |
| 08/04/2005 | US20050169488 Acoustic characteristic adjustment device |
| 08/04/2005 | US20050169360 Signal generator using IIR type digital filter; and method of generating, supplying, and stopping its output signal |
| 08/04/2005 | US20050168361 Sample rate converter |
| 08/04/2005 | US20050168360 Low-complexity sampling rate conversion method and apparatus for audio processing |
| 08/04/2005 | DE10349739A1 Verfahren und Vorrichtung zum Interpolieren oder Dezimieren eines Signals Method and apparatus for interpolating or decimating a signal |
| 08/04/2005 | CA2551828A1 Dynamic filter |
| 08/03/2005 | EP1560333A2 A method and apparatus for generating variable delay |
| 08/03/2005 | EP1559193A1 Method for determining filter coefficients of a digital filter and digital filter |
| 08/03/2005 | EP1558992A1 Methods, system and computer program for digital signal processing |
| 08/03/2005 | CN1650294A Digital frequency response compensator and arbitrary response generator system |
| 08/03/2005 | CN1649448A Digital signal processing apparatus, method thereof and headphone apparatus |
| 08/02/2005 | US6925478 Practical pseudo-asynchronous filter architecture |
| 08/02/2005 | CA2494468A1 A method and apparatus for creating variable delay |
| 08/02/2005 | CA2306113C Frame-based audio coding with additional filterbank to suppress aliasing artifacts at frame boundaries |
| 07/28/2005 | US20050163276 Sampling rate conversion method and apparatus |
| 07/28/2005 | US20050163252 Transmitter predistortion circuit and method therefor |
| 07/27/2005 | EP1557953A1 Digital signal processing device and audio signal reproduction device |
| 07/27/2005 | EP1557947A1 Digital filter design method and device, digital filter design program, and digital filter |
| 07/27/2005 | EP1557946A1 Digital filter design method and device, digital filter design program, and digital filter |
| 07/27/2005 | EP1114537B1 Reduced complexity and increased flexibility modified fast convolution algorithm |
| 07/27/2005 | CN1647237A Multirate processing for metrology of plasma RF source |
| 07/26/2005 | US6922454 Direct conversion radio receiving system using digital signal processing for channel filtering and down conversion to base band |
| 07/26/2005 | US6922403 Acoustic echo control system and double talk control method thereof |
| 07/26/2005 | US6922103 Method and apparatus for low intermodulation distortion amplification in selected bands |
| 07/21/2005 | US20050160304 Matched filter circuit and correlation calculation method |
| 07/21/2005 | US20050160125 Dynamic filter |
| 07/21/2005 | US20050160124 Filter enabling decimation of digital signals by a rational factor |
| 07/21/2005 | US20050157828 Digital rate converter |
| 07/21/2005 | US20050156625 Asynchronus sampling rate conversion |
| 07/20/2005 | EP1360773B1 Signal processing |
| 07/20/2005 | CN1211926C Simplified digital FIR filter for direct sequence spread spectrum communication system |
| 07/19/2005 | US6920471 Compensation scheme for reducing delay in a digital impedance matching circuit to improve return loss |
| 07/19/2005 | US6920470 Signal processing integrated circuit |
| 07/19/2005 | US6919759 Digitally controlled tuner circuit |
| 07/14/2005 | US20050154772 Digital filter and digital broadcasting receiver having the same |
| 07/14/2005 | US20050152444 Digital filter |
| 07/14/2005 | US20050151679 ADC with digital error correction |
| 07/14/2005 | DE19921358B4 Parametrierbares, kaskadierbares Filter Programmable, cascadable filter |
| 07/14/2005 | DE10042930B4 Digitales Filter Digital filter |
| 07/13/2005 | EP1553804A2 Acoustic characteristic adjustment device |
| 07/07/2005 | WO2005015752A8 Noise shaped interpolator and decimator apparatus and method |
| 07/07/2005 | US20050147262 Method for decreasing the dynamic range of a signal and electronic circuit |
| 07/07/2005 | US20050147179 Method and device for interpolating or decimating a signal |
| 07/07/2005 | US20050146454 State-delayed technique and system to remove tones of dynamic element matching |
| 07/07/2005 | DE19541319B4 Decoder mit adaptivem, nicht-trennbaren digitalen Filter Decoder with adaptive, non-separable digital filter |
| 07/07/2005 | DE10354113A1 Übertragungsvorrichtung mit variabler Impedanzanpassung Transmission apparatus with variable impedance matching |
| 07/06/2005 | EP1551101A1 Improved performance fir filter |
| 07/06/2005 | CN1635706A A CIC filter and realizing method therefor |
| 07/06/2005 | CN1209912C TV wall image amplification interpolation method |
| 07/05/2005 | US6915319 Method and apparatus for interpolating digital signal |
| 07/05/2005 | US6915225 Method, apparatus and system for digital data resampling utilizing fourier series based interpolation |
| 06/30/2005 | US20050144207 Parallel decimation circuits |
| 06/30/2005 | US20050143973 Digital signal sub-band separating/combining apparatus achieving band-separation and band-combining filtering processing with reduced amount of group delay |
| 06/30/2005 | US20050141642 Transformer, transforming apparatus, transforming method and machine readable medium storing thereon program |
| 06/30/2005 | US20050141604 Performance FIR filter |
| 06/30/2005 | US20050141033 Asynchronous signal input apparatus and sampling frequency conversion apparatus |
| 06/29/2005 | EP1548940A1 Sample rate converter |
| 06/29/2005 | EP1044119B1 Vehicle computer system with audio entertainment system |
| 06/29/2005 | CN1208962C Wave-carried signal generator for complex modulator |
| 06/29/2005 | CN1208922C Timed inner-inserting device for digital demodulator |
| 06/28/2005 | CA2284899C Fractional delay digital filter |
| 06/23/2005 | WO2005057785A1 Fir filter |
| 06/23/2005 | WO2005057784A1 Digital filter designing method and designing device |
| 06/23/2005 | US20050138096 Non-linear digital rank filtering of input signal values |
| 06/23/2005 | US20050135472 Adaptive equalizer, decoding device, and error detecting device |
| 06/23/2005 | US20050134731 Method of converting resolution of video signals and apparatus using the same |
| 06/22/2005 | EP1545022A1 Wraparound canceller, relay system, and wraparound canceling method |
| 06/22/2005 | EP1543439A1 Reconstruction of original signals from relative measurements |
| 06/22/2005 | EP1396081B1 Two-dimensional pyramid filter architecture |
| 06/16/2005 | WO2005055124A2 Signal filtering using orthogonal polynomials and removal of edge effects |
| 06/16/2005 | US20050128110 A/D converter apparatus and D/A converter apparatus |
| 06/16/2005 | DE19854188B4 Digitales Interpolationsfilter für einen Audio-Codec Digital interpolation filter for an audio codec |
| 06/15/2005 | EP1542415A2 Transversal equaliser |
| 06/15/2005 | EP1542366A1 ADC with digital error correction |
| 06/15/2005 | EP1540941A2 Partial band reconstruction of frequency channelized filters |
| 06/15/2005 | CN1627639A Filter of accurate realizing signal differentiation, and method for implementing signal differentiation |
| 06/14/2005 | US6907128 Noise canceling apparatus for weight measurement, and noise canceling method for weight measurement |
| 06/14/2005 | US6907083 Frequency analysis |
| 06/14/2005 | US6907024 Efficient multichannel filtering for CDMA modems |
| 06/14/2005 | CA2254929C Rom-based finite impulse response filter for use in mobile telephone |
| 06/09/2005 | WO2004095722A3 Nonlinear inversion |
| 06/09/2005 | US20050125473 Signal filtering using orthogonal polynomials and removal of edge effects |
| 06/09/2005 | US20050123035 Multipath elimination filter |
| 06/09/2005 | US20050122256 Signal analysis |
| 06/09/2005 | US20050122244 Digital signal processing device and audio signal reproduction device |
| 06/09/2005 | DE10353958A1 Spektrumanalysator mit über einen Phasen-Variationsparameter einstellbarem Auflösungsfilter Spectrum analyzer with a phase variation parameters adjustable resolution filter |
| 06/09/2005 | DE10352537A1 Verfahren und Filterbank zur spektralen Modifikation eines digitalen Signals Method and filter bank for spectral modification of a digital signal |
| 06/08/2005 | EP1538749A2 Filterbank for spectrally modifying a digital signal and corresponding method |
| 06/08/2005 | CN1625842A An adaptive threshold algorithm for real-time wavelet de-noising applications |
| 06/08/2005 | CN1625052A Asynchronous signal input device and sampling frequency conversion device |
| 06/08/2005 | CN1625051A Method and filter arrangement for digital recursive filtering in the time domain |
| 06/07/2005 | US6904443 Harmonic-series filter |
| 06/02/2005 | WO2005050841A1 Spectrum analyzer having a resolution filter that can be adjusted via a phase-variation parameter |
| 06/02/2005 | WO2005006549A3 Rational sample rate conversion |
| 06/02/2005 | US20050120067 Digital filter designing method, digital filter designing program, digital filter |
| 06/02/2005 | US20050120066 Interpolator, interpolation method, and signal processing circuit |
| 06/02/2005 | US20050119772 Digital signal processing apparatus, method thereof and headphone apparatus |
| 06/02/2005 | US20050119579 Cardiac event detector |