| Patents for H03H 17 - Networks using digital techniques (9,654) |
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| 02/11/2003 | US6518894 Device and method for sampling rate conversion |
| 02/11/2003 | US6518811 Software programmable delay circuit |
| 02/07/2003 | CA2354808A1 Sub-band adaptive signal processing in an oversampled filterbank |
| 02/06/2003 | US20030025625 Filtering method and A/D conversion apparatus having filtering function |
| 02/06/2003 | US20030025619 System and method for increasing sample rate converter filter coefficient derivation speed |
| 02/05/2003 | EP1282228A2 Digital filter circuit |
| 02/05/2003 | EP0750831A4 Frequency transpositional hearing aid with digital and single sideband modulation |
| 02/05/2003 | CN1101089C Asymmetric filter combination for digital transmission system and its design method |
| 02/04/2003 | US6516028 Automatic delay equalizer and automatic delay equalization method as well as automatic delay and amplitude equalizer and automatic delay and amplitude equalization method |
| 02/04/2003 | US6516020 Correlator and despreading code switching method |
| 02/04/2003 | US6515608 Digital-analog converter and method, and data interpolation device and method |
| 01/30/2003 | WO2003009596A1 Arrangement for the reduction of noise transmitted from a local cable tv network |
| 01/30/2003 | WO2003009473A1 Processing of quinary data |
| 01/30/2003 | WO2003009472A1 Fast median filter |
| 01/30/2003 | WO2003009471A1 Forward link filter |
| 01/30/2003 | WO2002071617A9 Apparatus and method for adjusting filter frequency in relation to sampling frequency |
| 01/30/2003 | US20030021475 Image resizing using short asymmetric FIR filters |
| 01/30/2003 | US20030021340 Processing of quinary data |
| 01/30/2003 | US20030020551 Electric filter with blocking behavior for a predetermined rejection frequency |
| 01/30/2003 | US20030020528 Clock controlling method and circuit |
| 01/30/2003 | CA2453520A1 Arrangement for the reduction of noise transmitted from a local cable tv network |
| 01/29/2003 | EP1279239A2 Matched filter and receiver for mobile radio communication system |
| 01/29/2003 | EP1279224A2 Adaptive phase and amplitude linearization method and apparatus |
| 01/29/2003 | CN1100385C Matched filter |
| 01/28/2003 | US6513055 Apparatus and method for data width reduction in automotive systems |
| 01/28/2003 | US6512468 System and method for increasing sample rate converter filter coefficient derivation speed |
| 01/28/2003 | CA2177664C Digital receive filter for communications systems |
| 01/23/2003 | WO2002054350A3 Multiplierless pyramid filter |
| 01/23/2003 | WO2002041490A3 Digital filter with state storage |
| 01/23/2003 | WO2001026224A9 A simplified digital fir filter for direct sequence spread spectrum communication systems |
| 01/23/2003 | US20030018982 Adjustable video frequency response filter for a set-top terminal |
| 01/23/2003 | US20030018672 System and method for fast median filters, with a predetermined number of elements, in processors |
| 01/23/2003 | US20030016772 Aliasing reduction using complex-exponential modulated filterbanks |
| 01/23/2003 | US20030016761 Method and apparatus for controlling digital filter of a radio transmitter |
| 01/23/2003 | US20030016742 Digital filter |
| 01/22/2003 | CN1099758C Filter circuit for communication |
| 01/22/2003 | CN1099757C Matched filter circuit |
| 01/21/2003 | US6510445 Digital filters |
| 01/16/2003 | WO2003005356A2 Waveform equalizer for obtaining a corrected signal and apparatus for reproducing information |
| 01/16/2003 | WO2002078183A8 Filter apparatus, reception apparatus, transmission apparatus, diffusion modulation apparatus, pseudo-random number sequence output apparatus, filter method, reception method, transmission method, diffusion modulation method, pseudo-random number sequence output method, and program |
| 01/16/2003 | US20030014460 Analog filter |
| 01/15/2003 | EP0720148B1 Method for noise weighting filtering |
| 01/15/2003 | CN1391345A Method for processing signals in CSD filter and circuit suitable for it |
| 01/15/2003 | CN1099159C Circuit matched with wave filter |
| 01/15/2003 | CN1099071C Digital filter device having bit shift unit |
| 01/14/2003 | US6507613 Digital Filters and corresponding filtering methods |
| 01/14/2003 | US6507300 Variable rate decimator |
| 01/14/2003 | US6507214 Digital configurable macro architecture |
| 01/08/2003 | EP1274211A2 Orthogonal frequency division multiplex signal demodulator circuit having simple circuit configuration |
| 01/08/2003 | EP1274170A1 Digital sample sequence conversion device |
| 01/08/2003 | CN1390044A Reversible wavelet change and embedded code-flow process |
| 01/07/2003 | US6505221 FIR filter utilizing programmable shifter |
| 01/07/2003 | US6504869 Mechanism for interpolating among samples of received communication signal using asynchronous high speed clock which is a nominal multiple of recovered signalling baud rate |
| 01/07/2003 | US6504868 Adaptive equalizer |
| 01/03/2003 | WO2003001669A1 Fractional decimation filter using oversampled data |
| 01/02/2003 | US20030005008 Method and apparatus for parallel signal processing |
| 01/02/2003 | US20030005007 Signal adaptive filter bank optimization |
| 01/02/2003 | US20030002542 Interpolation filter structure |
| 01/02/2003 | US20030001761 Variable rate decimator |
| 01/02/2003 | US20030001174 Modulation semiconductor integrated circuit device and electronic system |
| 01/02/2003 | EP1271778A2 Electrical filter comprising a stop behaviour for a predetermined stop frequency |
| 01/02/2003 | EP1269345A1 Wave digital filter |
| 01/01/2003 | CN1389056A 信道均衡器 Channel equalizer |
| 01/01/2003 | CN1097926C Data receiving apparatus |
| 12/31/2002 | USRE37953 Filter circuit for communication |
| 12/31/2002 | US6502069 Method and a device for coding audio signals and a method and a device for decoding a bit stream |
| 12/31/2002 | US6501329 Adaptive filtering for improved RMS-to-DC signal conversion |
| 12/26/2002 | US20020196860 Orthogonal frequency division multiplex signal demodulator circuit having simple circuit configuration |
| 12/25/2002 | CN1387704A 回波补偿装置 Echo compensation device |
| 12/25/2002 | CN1097346C Method for blind separation of delayed and filtered sources |
| 12/19/2002 | WO2002101933A1 Compressing device and method, decompressing device and method, compressing/decompressing system, program, record medium |
| 12/19/2002 | WO2002101925A1 Data interpolating device and method, sampling function generating device, data interpolating program, and recorded medium |
| 12/19/2002 | US20020194234 Two-dimensional pyramid filter architecture |
| 12/19/2002 | US20020191720 Circuit configuration for the offset compensation of a signal |
| 12/19/2002 | US20020190883 Oversampling circuit and digital/analog converter |
| 12/19/2002 | US20020190880 Digital sample rate converters having matched group delay |
| 12/17/2002 | US6496845 Low pass filter |
| 12/17/2002 | US6496743 Method and apparatus for providing audio sample rate conversion within a data-processing system |
| 12/12/2002 | US20020186782 Transmit filter |
| 12/12/2002 | US20020186073 Digital filter |
| 12/11/2002 | EP1265359A2 Digital filter |
| 12/10/2002 | US6493448 Process for echo suppression with adaptive fir filters |
| 12/10/2002 | US6492865 Band pass filter from two filters |
| 12/05/2002 | WO2002097986A2 Reconfigurable digital filter having multiple filtering modes |
| 12/05/2002 | US20020184278 Interpolation filter and method for digitally interpolating a digital signal |
| 12/05/2002 | US20020184277 Resampling system and apparatus |
| 12/05/2002 | US20020184276 Two-dimensional pyramid filter architecture |
| 12/05/2002 | US20020184275 Reconfigurable digital filter having multiple filtering modes |
| 12/05/2002 | US20020181620 Device and method for the digital demodulation of a signal received by selecting a filter and digital communication receiver comprising same |
| 12/05/2002 | US20020181570 Digital modulator |
| 12/05/2002 | DE10131224C1 Electrical filter with blocking properties for predetermined frequency has finite, infinite impulse response filters essentially tuned to blocking and low pass properties respectively |
| 12/05/2002 | DE10124660A1 Structure for a bank of filters has analyzing and synthesizing filters in separate branches for splitting signal paths and combining signals for individual branches. |
| 12/04/2002 | EP1263181A1 Sampling correction for a digital demodulation system and method using polyphase filter selection |
| 12/04/2002 | EP1263131A1 Filtering device and method of controlling said device |
| 12/04/2002 | EP1262019A1 Apparatus for splitting the frequency band of an input signal |
| 12/04/2002 | EP0759198B1 Efficient median filter and method therefor |
| 12/04/2002 | CN1383612A 匹配滤波器电路 Matched filter circuit |
| 12/04/2002 | CN1383547A Method of converting line spectral frequencies back to linear prediction coefficients |
| 12/03/2002 | US6490316 Correlation detection apparatus and CDMA receiving apparatus |
| 12/03/2002 | US6489910 Oversampling circuit and digital/analog converter |