| Patents for H03H 17 - Networks using digital techniques (9,654) |
|---|
| 05/22/2007 | US7221975 Signal filtering using orthogonal polynomials and removal of edge effects |
| 05/22/2007 | US7221958 Received signal filtering for enhanced selectivity |
| 05/22/2007 | US7221187 Programmable microcontroller architecture (mixed analog/digital) |
| 05/16/2007 | EP1786103A2 Sampling frequency conversion apparatus and signal switching apparatus |
| 05/16/2007 | EP1786102A1 Digital filter |
| 05/16/2007 | CN1965478A Digital filter and its designing method, desiging apparatus, and program for designing digital filter |
| 05/16/2007 | CN1964490A A filter and filtering method |
| 05/16/2007 | CN1964188A A draw-off filter device of increment modulation type conversion |
| 05/15/2007 | US7218253 Hardware efficient implementation of finite impulse response filters with limited range input signals |
| 05/10/2007 | WO2007053086A1 Reduction of digital filter delay |
| 05/10/2007 | WO2006108654A3 Method and apparatus for enhanced video coding |
| 05/10/2007 | DE10309504B4 Verfahren zum Filtern eines Eingangssignals für einen Digitalsignalprozessor und Vorrichtung zur Durchführung des Verfahrens A method of filtering an input signal to a digital signal processor and device for carrying out the method |
| 05/10/2007 | CA2624629A1 Reduction of digital filter delay |
| 05/09/2007 | EP1783906A2 Noise eliminating apparatus, weight measurement apparatus, method of eliminating noise, and method of designing digital filter |
| 05/09/2007 | EP1415277B1 Pyramid filter |
| 05/08/2007 | US7216139 Programmable logic device including multipliers and configurations thereof to reduce resource utilization |
| 05/03/2007 | WO2005104354A3 Low-complexity nonlinear filters |
| 05/03/2007 | US20070098054 Pseudo-random number sequence output unit, transmitter, receiver, communication system and filter unit |
| 05/03/2007 | US20070096968 Signal processor |
| 05/02/2007 | EP1780891A2 Digital filter cascade with a filter having its bandwidth broadened during transient period |
| 05/02/2007 | EP1780739A1 Thinning filter and test device |
| 05/02/2007 | EP1779621A1 Efficient fir filter suitable for use with high order modulation radio frequency transmitters |
| 05/02/2007 | EP1295448B1 Channel equalizer |
| 05/01/2007 | US7213042 Digital IF processing block having finite impulse response (FIR) decimation stages |
| 05/01/2007 | US7212874 Noise-shapers and filters with noise shaping quantizers and systems and methods using the same |
| 05/01/2007 | US7212476 Optical disc reproducing device selectively using a channel bit frequency or a frequency that is half of the channel bit frequency |
| 04/26/2007 | US20070094319 Digital filter and listening device |
| 04/26/2007 | DE102005050309A1 Digital filter cascade with filter for increasing bandwidth during run-settling has filter with reduced bandwidth compared to preceding filter(s) outside settling process of filter cascade and higher bandwidth during settling period |
| 04/26/2007 | DE102005050307A1 Digitales Filter mit starrem Filterzustand während ungültiger Signalbereiche in einer digitalen Filterkaskade Digital filter with fixed filter state during invalid signal regions in a digital filter cascade |
| 04/25/2007 | EP1777817A2 Digital filter with stable filter state during invalid signal regions in a digital filter cascade |
| 04/19/2007 | WO2007044119A1 Adaptive sample rate converter |
| 04/19/2007 | WO2007042994A2 Method and apparatus for filtering multiple channels of signals |
| 04/19/2007 | US20070086510 Parallel architecture digital filter and spread spectrum signal receiver using such a filter |
| 04/18/2007 | EP1775843A1 Local oscillator with injection pulling suppression and spurious products filtering |
| 04/18/2007 | EP1775835A2 Method of processing a discrete time input signal |
| 04/18/2007 | EP1775834A2 Method and system for efficient and accurate filtering and interpolation |
| 04/18/2007 | EP1775833A1 Digital filter and method for designing digital filters using an integrate-and-dump filter |
| 04/18/2007 | CN1949666A High-order filter circuit |
| 04/17/2007 | US7206564 System and method to perform adaptive channel filtering on a radio frequency burst in a cellular wireless network |
| 04/12/2007 | WO2007040216A1 Signal receiving apparatus including equalizer, terminal apparatus, signal receiving method, and signal receiving program |
| 04/12/2007 | DE10042587B4 Filteranordnung und Verfahren zur Filterung eines Analogsignals Filter assembly and method for filtering an analog signal |
| 04/11/2007 | EP1772963A1 Audio signal output device |
| 04/11/2007 | CN1945979A Method and apparatus to emulate a filter using digital elements |
| 04/03/2007 | US7199736 Digital linearizing system |
| 03/28/2007 | EP1768454A2 Advanced processing based on a complex-exponential-modulated filterbank and adaptive time signalling methods |
| 03/28/2007 | EP1766778A2 Digital signal decimation by subspace projection |
| 03/28/2007 | CN1938947A Digital filter design method and device, digital filter design program, and digital filter |
| 03/28/2007 | CN1937404A Filter set and its efficiency improving method |
| 03/27/2007 | US7197522 Bi-quad digital filter configured with a bit binary rate multiplier |
| 03/27/2007 | US7197191 Image transformation apparatus and method |
| 03/27/2007 | US7196997 Waveform equalizer for obtaining a corrected signal and apparatus for reproducing information |
| 03/22/2007 | WO2007031594A1 Method and arrangement for adjusting an output impedance of a power amplifier |
| 03/22/2007 | US20070067377 Methods, devices, and programs for designing a digital filter and for generating a numerical sequence of desired frequency characteristics |
| 03/21/2007 | EP1763925A1 Polyphase interpolating filter with noise shaping modulator |
| 03/21/2007 | EP1763924A1 Jitter-free sample rate conversion |
| 03/21/2007 | EP1449298B1 Time discrete filter comprising upsampling, sampling rate conversion and downsampling stages |
| 03/21/2007 | CN1934646A Method and system for synchronizing audio processing modules |
| 03/21/2007 | CN1306487C Slice level control circuit |
| 03/20/2007 | US7194021 Digital matched filter |
| 03/15/2007 | WO2007029796A1 Band extending device, band extending method, band extending program |
| 03/15/2007 | WO2007029130A1 Digital-to-analog converter of the finite impulse response type |
| 03/15/2007 | DE102005043011A1 Dezimierendes Filter und dezimierende Filterkaskade mit minimierter Einschwingzeit Decimating filter and decimating filter cascade with minimized settling time |
| 03/15/2007 | DE102005043010A1 Dezimierende Filterkaskade mit minimierter Einschwingzeit nach Reinitialisierung Decimating filter cascade with minimized settling time after reinitialization |
| 03/14/2007 | EP1763135A1 Decimating filter cascade with minimized settling time after reinitialization |
| 03/14/2007 | EP1763134A1 Decimating filter and decimating filter cascade with minimized settling time |
| 03/13/2007 | US7191025 Variable digital high and low pass filters |
| 03/13/2007 | US7190735 Generating two signals having a mutual phase difference of 90° |
| 03/08/2007 | WO2007027616A2 Programmable digital filter |
| 03/08/2007 | US20070053420 Method, apparatus, and program for designing digital filters |
| 03/08/2007 | US20070052556 Adaptive filtering |
| 03/07/2007 | EP1760902A2 A system and method for excluding narrow band noise from a communication channel |
| 03/07/2007 | CN1925323A Sampling rate converting method and circuit |
| 03/07/2007 | CN1924592A Detecting method and equipment for digital wave filter |
| 02/28/2007 | CN1302620C Non-linear digital filtering method for handling binary noise |
| 02/28/2007 | CA2557684A1 System and method for dynamically estimating output variances for carrier-smoothing filters |
| 02/27/2007 | US7184961 Frequency thinning device and method for compressing information by thinning out frequency components of signal |
| 02/22/2007 | US20070041438 Sampling rate conversion device and method, and audio device |
| 02/22/2007 | US20070040713 Low-complexity sampling rate conversion method and apparatus for audio processing |
| 02/22/2007 | DE102004036994B4 Digitales Low-IF-Empfängerfrontend mit mehreren Modi und entsprechendes Verfahren Digital low-IF receiver frontend with multiple modes and corresponding method |
| 02/21/2007 | CN1917561A Conversible wavelet conversion and embedded code flow processing |
| 02/21/2007 | CN1917367A Digital noise filtering method and circuit |
| 02/20/2007 | US7181085 Adaptive multistage wiener filter |
| 02/20/2007 | US7180940 Fast phase synchronization and retrieval of sequence components in three-phase networks |
| 02/20/2007 | US7180435 Low-complexity sampling rate conversion method and apparatus for audio processing |
| 02/20/2007 | US7180386 Variable resistance circuit |
| 02/15/2007 | US20070036211 Signal processing device and method, and signal decoding device and method |
| 02/15/2007 | US20070035867 Itr data reproducing apparatus, recording/reproducing system, and interpolation filter |
| 02/14/2007 | EP1753135A1 High speed digital delta-sigma modulator with integrated upsampler |
| 02/14/2007 | EP1753134A1 Enhanced data rate receiver with an ADC clock rate being a fractional multiple of the receiving symbol rate |
| 02/14/2007 | EP1753133A1 Receiver with improved sample granularity |
| 02/14/2007 | EP1295390B1 Universal sampling rate converter for digital audio frequencies |
| 02/14/2007 | EP1164704B1 Oversampling circuit and digital/analog converter |
| 02/14/2007 | CN1913349A Digital precision phase-shift method and phase shifter |
| 02/13/2007 | US7177894 Switching activity reduced coding for low-power digital signal processing circuitry |
| 02/13/2007 | US7177889 Methods and systems for efficient filtering of digital signals |
| 02/13/2007 | US7177812 Universal sampling rate converter for digital audio frequencies |
| 02/08/2007 | US20070030182 Time base adjustment in a data processing device |
| 02/07/2007 | CN1910817A 动态滤波器 Dynamic filters |
| 02/07/2007 | CN1909064A Time-domain blind separating method for in-line natural voice convolution mixing signal |
| 02/07/2007 | CN1299495C Bidimonsional digit filter |