| Patents for H03H 17 - Networks using digital techniques (9,654) |
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| 05/08/2002 | CN1084566C 接收机 Receiver |
| 05/07/2002 | US6384873 Vector magnitude control of a comb filter |
| 05/07/2002 | US6384714 Method to find a value within a range using weighted subranges |
| 05/02/2002 | US20020052904 Limit-cycle-absent allpass filter lattice structure |
| 05/02/2002 | US20020051503 Receiver in a radio communication system |
| 05/02/2002 | US20020051502 Low-power programmable digital filter |
| 05/02/2002 | EP1202184A2 Programming methodology and architecture for an analog programmable system on a chip |
| 05/02/2002 | DE10051672A1 Frequency Division Multiplex demultiplexer filter bank has sampling rate oriented to symbol rate with which channel signals are transferred in FDM signal and to channel raster |
| 05/02/2002 | DE10051671A1 Frequency Division Multiplex demultiplexer filter bank has sampling rates as integral multiples of symbol rate with which individual channel signals in FDM signals are transmitted |
| 05/01/2002 | CN1347222A Time-share controlled digital matched filter |
| 05/01/2002 | CN1347217A Configurable W-CDMA time slot synchronization matched filter device |
| 05/01/2002 | CN1347215A High-speed efficient WCDMA base-band filter |
| 04/30/2002 | US6381623 Method for adaptive filter adjustment in a QAM/CAP system |
| 04/30/2002 | US6381272 Multi-channel adaptive filtering |
| 04/25/2002 | US20020049799 Parallel implementation for digital infinite impulse response filter |
| 04/25/2002 | US20020049798 Adder-saving implementation of digital interpolation/decimation fir filter |
| 04/25/2002 | US20020049797 Programmable filter architecture |
| 04/24/2002 | EP1198883A1 A multiple stage decimation filter |
| 04/24/2002 | EP1198882A1 Reduced delay implementation of fourier transform based channelizers and de-channelizers |
| 04/24/2002 | CN1346540A Complex matched filter with reduced power consumption |
| 04/23/2002 | US6377968 Digital filtering circuit |
| 04/23/2002 | US6377967 Efficient digital integration technique filter |
| 04/23/2002 | US6377619 Filter structure and method |
| 04/23/2002 | US6377418 Digital filter, servo control unit, and disk drive |
| 04/23/2002 | US6377193 System for converting between non-logarithmic values and logarithmic values |
| 04/23/2002 | US6377035 Method of detecting an abrupt variation in an electrical alternating quantity |
| 04/23/2002 | CA2240539C Deconvolution method for the analysis of data resulting from analytical separation processes |
| 04/18/2002 | WO2002031977A1 Finite impulse response filtering device with periodic coefficients |
| 04/18/2002 | WO2001084734A3 Matched filter and receiver for mobile radio communication system |
| 04/18/2002 | US20020046227 Sampling rate converter and method |
| 04/18/2002 | US20020044539 Centroid tracking for spread-spectrum communications |
| 04/18/2002 | DE10029424C2 Digitales Interpolationsfilter Digital interpolation filter |
| 04/17/2002 | EP1198065A1 Digital-analog converter and method, and data interpolation device and method |
| 04/16/2002 | US6374279 System and method for increasing dual FIR filter efficiency |
| 04/16/2002 | US6373910 Rapid acquisition dispersive channel receiver integrated circuit |
| 04/16/2002 | US6373410 Apparatus for and method of converting sampling frequency of digital signals |
| 04/11/2002 | US20020042802 FIR filter and setting method of coefficient thereof |
| 04/11/2002 | US20020041693 Microphone array apparatus |
| 04/11/2002 | US20020041623 Pseudo-random number sequence output unit, transmitter, receiver, communication system and filter unit, pseudo-random number sequence output method, transmission method, receiving method and filtering method, and data recording medium |
| 04/11/2002 | DE10143007A1 System und Verfahren zum Implementieren einer schnellen Fourier-Transformation (FFT) bei Datenübertragung System and method for implementing a Fast Fourier Transform (FFT) on data transmission |
| 04/10/2002 | EP1195691A1 Interpolation circuit |
| 04/10/2002 | EP1195015A1 Method and device for synchronising mobile telephone receivers in a mobile telephone system |
| 04/10/2002 | EP1195007A1 Matched filter using time-multiplexed precombinations |
| 04/10/2002 | EP1016211B1 Wideband channelization using subsampled discrete fourier transforms |
| 04/10/2002 | CN1344066A Digital shaping filter in WCDMA communication system |
| 04/09/2002 | US6370556 Method and arrangement in a transposed digital FIR filter for multiplying a binary input signal with tap coefficients and a method for designing a transposed digital filter |
| 04/09/2002 | US6369634 Delay systems and methods using a variable delay sinc filter |
| 04/04/2002 | US20020039041 Version with markings to show changes made |
| 04/04/2002 | US20020039019 Method and device for estimating the frequency of a digital signal |
| 04/04/2002 | DE10046669A1 Digital splitter has ADC, digital low and high pass filters, summation circuit and DAC for converting digital transmission signal to analog transmission that is sent by telephone line |
| 04/04/2002 | DE10044258A1 Verfahren und Vorrichtung zum Konvertieren einer Abtastfrequenz Method and apparatus for converting a sampling frequency |
| 04/03/2002 | EP1192714A1 Reduced power matched filter using precomputation |
| 04/02/2002 | US6366938 Reduced power matched filter using precomputation |
| 04/02/2002 | US6366872 Data prediction in DSP methods for transient spectroscopies |
| 04/02/2002 | US6366626 Sub-symbol matched filter-based frequency error processing for spread spectrum communication systems |
| 04/02/2002 | US6366612 Automatic equalizer |
| 03/28/2002 | WO2002025476A1 Analog fir filter with parallel interleaved architecture |
| 03/28/2002 | US20020038325 Method of determining filter coefficients from line spectral frequencies |
| 03/28/2002 | US20020038324 Sinc filter using twisting symmetry |
| 03/28/2002 | US20020037030 Digital matched filter despreading received signal and mobile wireless Terminal using digital matched filter |
| 03/28/2002 | US20020036998 Adaptive vector correlator for spread-spectrum communications |
| 03/28/2002 | US20020036996 Initial power control for spread-spectrum communications |
| 03/27/2002 | EP1190576A2 Image interpolation and decimation using a continuously variable delay filter and combined with a polyphase filter |
| 03/27/2002 | EP1190485A1 Programmable digital bandpass filter for a codec circuit |
| 03/27/2002 | EP0868702B1 Deconvolution method for the analysis of data resulting from analytical separation processes |
| 03/26/2002 | US6363406 Audio data compression/expansion apparatus and digital filter |
| 03/26/2002 | US6362755 Method and apparatus for sample rate conversion and applicants thereof |
| 03/21/2002 | WO2002023721A1 Digital low pass filter |
| 03/21/2002 | US20020035587 Broad-dynamic filtering procedure for a recursive digital filter installed in a signal processor (DSP) operating with integers |
| 03/21/2002 | US20020034272 Method and apparatus for estimating the frequency and/or phase of a digital signal |
| 03/21/2002 | US20020034271 Process and apparatus for correction of a resampler |
| 03/21/2002 | US20020034169 Apparatus for adaptive reverse power control for spread-spectrum communications |
| 03/21/2002 | US20020034167 Method for adaptive forward power control for spread-spectrum communications |
| 03/21/2002 | DE10042930A1 Digital filter with variable filter length altered in dependence on input clock frequency of digital input signal |
| 03/20/2002 | EP1189401A2 Downconvertor for multicarrier signals |
| 03/20/2002 | EP1189348A2 Clock controlling method and circuit |
| 03/20/2002 | EP0620956B1 Apparatus for reducing the risk of undesirable parameterdrift of an adaptive filter used for echo cancellation |
| 03/20/2002 | CN1341299A Impulse response inferrer and propagation path inferring method |
| 03/20/2002 | CN1341243A Interpolation circuit |
| 03/19/2002 | US6360240 Digital filters |
| 03/19/2002 | US6360239 Noise-shaped coefficient rounding for FIR filters |
| 03/19/2002 | US6359577 Multiple digital-to-analog system with analog interpolation |
| 03/14/2002 | WO2002021688A1 Method and device for converting a scanning frequency in multistandard systems |
| 03/14/2002 | WO2001056167A3 A multiplierless interpolator for a delta-sigma digital to analog converter |
| 03/14/2002 | US20020031197 Mechanism for interpolating among samples of received communication signal using asynchronous high speed clock which is a nominal multiple of recovered signalling baud rate |
| 03/14/2002 | US20020031083 Efficient implementation of large size FFT |
| 03/13/2002 | EP1187334A1 Oversampling circuit and digital/analog converter |
| 03/13/2002 | EP1187333A1 Oversampling circuit and digital/analog converter |
| 03/13/2002 | EP1186099A2 A reconfigurable fir filter using csd coefficient representation |
| 03/13/2002 | EP1185940A1 Method and apparatus for performing linear filtering in wavelet based domain |
| 03/13/2002 | CN1340247A Oversampling circuit and digital/analog converter |
| 03/13/2002 | CN1340246A Oversampling circuit and digital/analog converter |
| 03/13/2002 | CN1340245A Oversampling circuit and digital/analog converter |
| 03/12/2002 | US6356606 Device and method for limiting peaks of a signal |
| 03/12/2002 | US6356569 Digital channelizer with arbitrary output sampling frequency |
| 03/12/2002 | US6356315 Sampling rate conversion using digital differential analyzers |
| 03/07/2002 | WO2002019150A1 Method and apparatus for increasing bandwidth in sampled systems |
| 03/07/2002 | WO2001071874A3 Cvt transient filter |
| 03/07/2002 | US20020027965 Correlation detecting method and matched filter unit |
| 03/07/2002 | US20020027946 Method for adaptive reverse power control for spread-spectrum communications |